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var(--ck-color-dropdown-panel-border);bottom:0;min-width:100%}.ck.ck-dropdown__panel.ck-dropdown__panel_se{border-top-left-radius:0}.ck.ck-dropdown__panel.ck-dropdown__panel_sw{border-top-right-radius:0}.ck.ck-dropdown__panel.ck-dropdown__panel_ne{border-bottom-left-radius:0}.ck.ck-dropdown__panel.ck-dropdown__panel_nw{border-bottom-right-radius:0}\"},function(e,t,n){var i=n(1);var o=n(25);o=o.__esModule?o.default:o;if(typeof o===\"string\"){o=[[e.i,o,\"\"]]}var s={injectType:\"singletonStyleTag\"};s.insert=\"head\";s.singleton=true;var r=i(o,s);e.exports=o.locals||{}},function(e,t){e.exports=\".ck.ck-icon{vertical-align:middle}:root{--ck-icon-size:calc(var(--ck-line-height-base)*var(--ck-font-size-normal))}.ck.ck-icon{width:var(--ck-icon-size);height:var(--ck-icon-size);font-size:.8333350694em;will-change:transform}.ck.ck-icon,.ck.ck-icon *{color:inherit;cursor:inherit}.ck.ck-icon :not([fill]){fill:currentColor}\"},function(e,t,n){var i=n(1);var 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var(--ck-spacing-medium);background:var(--ck-color-tooltip-background);position:relative;left:-50%}.ck.ck-tooltip .ck-tooltip__text:after{transition:opacity .2s ease-in-out .2s;border-style:solid;left:50%}.ck.ck-tooltip.ck-tooltip_s{bottom:calc(-1*var(--ck-tooltip-arrow-size));transform:translateY(100%)}.ck.ck-tooltip.ck-tooltip_s .ck-tooltip__text:after{top:calc(-1*var(--ck-tooltip-arrow-size));transform:translateX(-50%);border-left-color:transparent;border-bottom-color:var(--ck-color-tooltip-background);border-right-color:transparent;border-top-color:transparent;border-left-width:var(--ck-tooltip-arrow-size);border-bottom-width:var(--ck-tooltip-arrow-size);border-right-width:var(--ck-tooltip-arrow-size);border-top-width:0}.ck.ck-tooltip.ck-tooltip_n{top:calc(-1*var(--ck-tooltip-arrow-size));transform:translateY(-100%)}.ck.ck-tooltip.ck-tooltip_n 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this.rhex(n)+this.rhex(i)+this.rhex(o)+this.rhex(s)},ii:function(e,t,n,i,o,s,r){return this.cmn(this.bitXOR(n,this.bitOR(t,~i)),e,t,o,s,r)},hh:function(e,t,n,i,o,s,r){return this.cmn(this.bitXOR(this.bitXOR(t,n),i),e,t,o,s,r)},gg:function(e,t,n,i,o,s,r){return this.cmn(this.bitOR(this.bitAND(t,i),this.bitAND(n,~i)),e,t,o,s,r)},ff:function(e,t,n,i,o,s,r){return this.cmn(this.bitOR(this.bitAND(t,n),this.bitAND(~t,i)),e,t,o,s,r)},cmn:function(e,t,n,i,o,s){return this.addme(this.rol(this.addme(this.addme(t,e),this.addme(i,s)),o),n)},rol:function(e,t){return e<<t|e>>>32-t},str2blks:function(e){var t=(e.length+8>>6)+1;var n=new Array;var i=0,o=t*16;while(i<o){var s=i++;n[s]=0}var s=0;while(s<e.length){n[s>>2]|=HxOverrides.cca(e,s)<<(e.length*8+s)%4*8;s++}n[s>>2]|=128<<(e.length*8+s)%4*8;var r=e.length*8;var a=t*16-2;n[a]=r&255;n[a]|=(r>>>8&255)<<8;n[a]|=(r>>>16&255)<<16;n[a]|=(r>>>24&255)<<24;return n},rhex:function(e){var t=\"\";var n=\"0123456789abcdef\";var i=0;while(i<4){var o=i++;t+=n.charAt(e>>o*8+4&15)+n.charAt(e>>o*8&15)}return t},addme:function(e,t){var n=(e&65535)+(t&65535);var i=(e>>16)+(t>>16)+(n>>16);return i<<16|n&65535},bitAND:function(e,t){var n=e&1&(t&1);var i=e>>>1&t>>>1;return i<<1|n},bitXOR:function(e,t){var n=e&1^t&1;var i=e>>>1^t>>>1;return i<<1|n},bitOR:function(e,t){var n=e&1|t&1;var i=e>>>1|t>>>1;return i<<1|n},__class__:haxe.Md5};haxe.Timer=function(e){var t=this;this.id=window.setInterval((function(){t.run()}),e)};haxe.Timer.__name__=true;haxe.Timer.delay=function(e,t){var n=new haxe.Timer(t);n.run=function(){n.stop();e()};return n};haxe.Timer.measure=function(e,t){var n=haxe.Timer.stamp();var i=e();haxe.Log.trace(haxe.Timer.stamp()-n+\"s\",t);return i};haxe.Timer.stamp=function(){return(new Date).getTime()/1e3};haxe.Timer.prototype={run:function(){},stop:function(){if(this.id==null)return;window.clearInterval(this.id);this.id=null},__class__:haxe.Timer};var js=js||{};js.Boot=function(){};js.Boot.__name__=true;js.Boot.__unhtml=function(e){return e.split(\"&\").join(\"&amp;\").split(\"<\").join(\"&lt;\").split(\">\").join(\"&gt;\")};js.Boot.__trace=function(e,t){var n=t!=null?t.fileName+\":\"+t.lineNumber+\": \":\"\";n+=js.Boot.__string_rec(e,\"\");var i;if(typeof document!=\"undefined\"&&(i=document.getElementById(\"haxe:trace\"))!=null)i.innerHTML+=js.Boot.__unhtml(n)+\"<br/>\";else if(typeof console!=\"undefined\"&&console.log!=null)console.log(n)};js.Boot.__clear_trace=function(){var e=document.getElementById(\"haxe:trace\");if(e!=null)e.innerHTML=\"\"};js.Boot.isClass=function(e){return e.__name__};js.Boot.isEnum=function(e){return e.__ename__};js.Boot.getClass=function(e){return e.__class__};js.Boot.__string_rec=function(e,t){if(e==null)return\"null\";if(t.length>=5)return\"<...>\";var n=typeof e;if(n==\"function\"&&(e.__name__||e.__ename__))n=\"object\";switch(n){case\"object\":if(e instanceof 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true;var n=e.__interfaces__;if(n!=null){var i=0,o=n.length;while(i<o){var s=i++;var r=n[s];if(r==t||js.Boot.__interfLoop(r,t))return true}}return js.Boot.__interfLoop(e.__super__,t)};js.Boot.__instanceof=function(e,t){try{if(e instanceof t){if(t==Array)return e.__enum__==null;return true}if(js.Boot.__interfLoop(e.__class__,t))return true}catch(e){if(t==null)return false}switch(t){case Int:return Math.ceil(e%2147483648)===e;case Float:return typeof e==\"number\";case Bool:return e===true||e===false;case String:return typeof e==\"string\";case Dynamic:return true;default:if(e==null)return false;if(t==Class&&e.__name__!=null)return true;else null;if(t==Enum&&e.__ename__!=null)return true;else null;return e.__enum__==t}};js.Boot.__cast=function(e,t){if(js.Boot.__instanceof(e,t))return e;else throw\"Cannot cast \"+Std.string(e)+\" to 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Float=Number;Float.__name__=[\"Float\"];var Bool=Boolean;Bool.__ename__=[\"Bool\"];var Class={__name__:[\"Class\"]};var Enum={};var Void={__ename__:[\"Void\"]};if(typeof document!=\"undefined\")js.Lib.document=document;if(typeof window!=\"undefined\"){js.Lib.window=window;js.Lib.window.onerror=function(e,t,n){var i=js.Lib.onerror;if(i==null)return false;return i(e,[t+\":\"+n])}}com.wiris.js.JsPluginTools.main();delete Array.prototype.__class__})();(function(){var HxOverrides=function(){};HxOverrides.__name__=true;HxOverrides.dateStr=function(e){var t=e.getMonth()+1;var n=e.getDate();var i=e.getHours();var o=e.getMinutes();var s=e.getSeconds();return e.getFullYear()+\"-\"+(t<10?\"0\"+t:\"\"+t)+\"-\"+(n<10?\"0\"+n:\"\"+n)+\" \"+(i<10?\"0\"+i:\"\"+i)+\":\"+(o<10?\"0\"+o:\"\"+o)+\":\"+(s<10?\"0\"+s:\"\"+s)};HxOverrides.strDate=function(e){switch(e.length){case 8:var t=e.split(\":\");var n=new Date;n.setTime(0);n.setUTCHours(t[0]);n.setUTCMinutes(t[1]);n.setUTCSeconds(t[2]);return n;case 10:var t=e.split(\"-\");return new Date(t[0],t[1]-1,t[2],0,0,0);case 19:var t=e.split(\" \");var i=t[0].split(\"-\");var o=t[1].split(\":\");return new Date(i[0],i[1]-1,i[2],o[0],o[1],o[2]);default:throw\"Invalid date format : \"+e}};HxOverrides.cca=function(e,t){var n=e.charCodeAt(t);if(n!=n)return undefined;return n};HxOverrides.substr=function(e,t,n){if(t!=null&&t!=0&&n!=null&&n<0)return\"\";if(n==null)n=e.length;if(t<0){t=e.length+t;if(t<0)t=0}else if(n<0)n=e.length+n-t;return e.substr(t,n)};HxOverrides.remove=function(e,t){var n=0;var i=e.length;while(n<i){if(e[n]==t){e.splice(n,1);return true}n++}return false};HxOverrides.iter=function(e){return{cur:0,arr:e,hasNext:function(){return this.cur<this.arr.length},next:function(){return this.arr[this.cur++]}}};var IntIter=function(e,t){this.min=e;this.max=t};IntIter.__name__=true;IntIter.prototype={next:function(){return this.min++},hasNext:function(){return this.min<this.max},__class__:IntIter};var Std=function(){};Std.__name__=true;Std[\"is\"]=function(e,t){return js.Boot.__instanceof(e,t)};Std.string=function(e){return js.Boot.__string_rec(e,\"\")};Std[\"int\"]=function(e){return e|0};Std.parseInt=function(e){var t=parseInt(e,10);if(t==0&&(HxOverrides.cca(e,1)==120||HxOverrides.cca(e,1)==88))t=parseInt(e);if(isNaN(t))return null;return t};Std.parseFloat=function(e){return parseFloat(e)};Std.random=function(e){return Math.floor(Math.random()*e)};var com=com||{};if(!com.wiris)com.wiris={};if(!com.wiris.js)com.wiris.js={};com.wiris.js.JsPluginTools=function(){this.tryReady()};com.wiris.js.JsPluginTools.__name__=true;com.wiris.js.JsPluginTools.main=function(){var e;e=com.wiris.js.JsPluginTools.getInstance();haxe.Timer.delay($bind(e,e.tryReady),100)};com.wiris.js.JsPluginTools.getInstance=function(){if(com.wiris.js.JsPluginTools.instance==null)com.wiris.js.JsPluginTools.instance=new com.wiris.js.JsPluginTools;return com.wiris.js.JsPluginTools.instance};com.wiris.js.JsPluginTools.bypassEncapsulation=function(){if(window.com==null)window.com={};if(window.com.wiris==null)window.com.wiris={};if(window.com.wiris.js==null)window.com.wiris.js={};if(window.com.wiris.js.JsPluginTools==null)window.com.wiris.js.JsPluginTools=com.wiris.js.JsPluginTools.getInstance()};com.wiris.js.JsPluginTools.prototype={md5encode:function(e){return haxe.Md5.encode(e)},doLoad:function(){this.ready=true;com.wiris.js.JsPluginTools.instance=this;com.wiris.js.JsPluginTools.bypassEncapsulation()},tryReady:function(){this.ready=false;if(js.Lib.document.readyState){this.doLoad();this.ready=true}if(!this.ready)haxe.Timer.delay($bind(this,this.tryReady),100)},__class__:com.wiris.js.JsPluginTools};var haxe=haxe||{};haxe.Log=function(){};haxe.Log.__name__=true;haxe.Log.trace=function(e,t){js.Boot.__trace(e,t)};haxe.Log.clear=function(){js.Boot.__clear_trace()};haxe.Md5=function(){};haxe.Md5.__name__=true;haxe.Md5.encode=function(e){return(new haxe.Md5).doEncode(e)};haxe.Md5.prototype={doEncode:function(e){var t=this.str2blks(e);var n=1732584193;var i=-271733879;var o=-1732584194;var s=271733878;var r;var a=0;while(a<t.length){var c=n;var l=i;var d=o;var 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this._consumables.get(e)||[]}setNormalizer(e,t){this._normalizers.set(e,t)}setExtractor(e,t){this._extractors.set(e,t)}setReducer(e,t){this._reducers.set(e,t)}setStyleRelation(e,t){this._mapStyleNames(e,t);for(const n of t){this._mapStyleNames(n,[e])}}_mapStyleNames(e,t){if(!this._consumables.has(e)){this._consumables.set(e,[])}this._consumables.get(e).push(...t)}}function Rc(e){let t=null;let n=0;let i=0;let o=null;const s=new Map;if(e===\"\"){return s}if(e.charAt(e.length-1)!=\";\"){e=e+\";\"}for(let r=0;r<e.length;r++){const a=e.charAt(r);if(t===null){switch(a){case\":\":if(!o){o=e.substr(n,r-n);i=r+1}break;case'\"':case\"'\":t=a;break;case\";\":{const t=e.substr(i,r-i);if(o){s.set(o.trim(),t.trim())}o=null;n=r+1;break}}}else if(a===t){t=null}}return s}function Dc(e){return e.replace(\"-\",\".\")}function jc(e,t,n){let i=n;if(ce(n)){i=Ec({},Va(e,t),n)}Oc(e,t,i)}class zc extends Br{constructor(e,t,n,i){super(e);this.name=t;this._attrs=Bc(n);this._children=[];if(i){this._insertChild(0,i)}this._classes=new Set;if(this._attrs.has(\"class\")){const e=this._attrs.get(\"class\");Vc(this._classes,e);this._attrs.delete(\"class\")}this._styles=new Nc(this.document.stylesProcessor);if(this._attrs.has(\"style\")){this._styles.setTo(this._attrs.get(\"style\"));this._attrs.delete(\"style\")}this._customProperties=new Map}get childCount(){return this._children.length}get isEmpty(){return this._children.length===0}is(e,t=null){if(!t){return e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"element\"||e===\"view:element\")}}getChild(e){return this._children[e]}getChildIndex(e){return this._children.indexOf(e)}getChildren(){return this._children[Symbol.iterator]()}*getAttributeKeys(){if(this._classes.size>0){yield\"class\"}if(!this._styles.isEmpty){yield\"style\"}yield*this._attrs.keys()}*getAttributes(){yield*this._attrs.entries();if(this._classes.size>0){yield[\"class\",this.getAttribute(\"class\")]}if(!this._styles.isEmpty){yield[\"style\",this.getAttribute(\"style\")]}}getAttribute(e){if(e==\"class\"){if(this._classes.size>0){return[...this._classes].join(\" \")}return undefined}if(e==\"style\"){const e=this._styles.toString();return e==\"\"?undefined:e}return this._attrs.get(e)}hasAttribute(e){if(e==\"class\"){return this._classes.size>0}if(e==\"style\"){return!this._styles.isEmpty}return this._attrs.has(e)}isSimilar(e){if(!(e instanceof zc)){return false}if(this===e){return true}if(this.name!=e.name){return false}if(this._attrs.size!==e._attrs.size||this._classes.size!==e._classes.size||this._styles.size!==e._styles.size){return false}for(const[t,n]of this._attrs){if(!e._attrs.has(t)||e._attrs.get(t)!==n){return false}}for(const t of this._classes){if(!e._classes.has(t)){return false}}for(const t of this._styles.getStyleNames()){if(!e._styles.has(t)||e._styles.getAsString(t)!==this._styles.getAsString(t)){return false}}return true}hasClass(...e){for(const t of e){if(!this._classes.has(t)){return false}}return true}getClassNames(){return this._classes.keys()}getStyle(e){return this._styles.getAsString(e)}getNormalizedStyle(e){return this._styles.getNormalized(e)}getStyleNames(){return this._styles.getStyleNames()}hasStyle(...e){for(const t of e){if(!this._styles.has(t)){return false}}return true}findAncestor(...e){const t=new Wr(...e);let n=this.parent;while(n){if(t.match(n)){return n}n=n.parent}return null}getCustomProperty(e){return this._customProperties.get(e)}*getCustomProperties(){yield*this._customProperties.entries()}getIdentity(){const e=Array.from(this._classes).sort().join(\",\");const t=this._styles.toString();const n=Array.from(this._attrs).map(e=>`${e[0]}=\"${e[1]}\"`).sort().join(\" \");return this.name+(e==\"\"?\"\":` class=\"${e}\"`)+(!t?\"\":` style=\"${t}\"`)+(n==\"\"?\"\":` ${n}`)}_clone(e=false){const t=[];if(e){for(const n of this.getChildren()){t.push(n._clone(e))}}const n=new this.constructor(this.document,this.name,this._attrs,t);n._classes=new Set(this._classes);n._styles.set(this._styles.getNormalized());n._customProperties=new Map(this._customProperties);n.getFillerOffset=this.getFillerOffset;return n}_appendChild(e){return this._insertChild(this.childCount,e)}_insertChild(e,t){this._fireChange(\"children\",this);let n=0;const i=Fc(this.document,t);for(const t of i){if(t.parent!==null){t._remove()}t.parent=this;t.document=this.document;this._children.splice(e,0,t);e++;n++}return n}_removeChildren(e,t=1){this._fireChange(\"children\",this);for(let n=e;n<e+t;n++){this._children[n].parent=null}return this._children.splice(e,t)}_setAttribute(e,t){t=String(t);this._fireChange(\"attributes\",this);if(e==\"class\"){Vc(this._classes,t)}else if(e==\"style\"){this._styles.setTo(t)}else{this._attrs.set(e,t)}}_removeAttribute(e){this._fireChange(\"attributes\",this);if(e==\"class\"){if(this._classes.size>0){this._classes.clear();return true}return false}if(e==\"style\"){if(!this._styles.isEmpty){this._styles.clear();return true}return false}return this._attrs.delete(e)}_addClass(e){this._fireChange(\"attributes\",this);e=Array.isArray(e)?e:[e];e.forEach(e=>this._classes.add(e))}_removeClass(e){this._fireChange(\"attributes\",this);e=Array.isArray(e)?e:[e];e.forEach(e=>this._classes.delete(e))}_setStyle(e,t){this._fireChange(\"attributes\",this);this._styles.set(e,t)}_removeStyle(e){this._fireChange(\"attributes\",this);e=Array.isArray(e)?e:[e];e.forEach(e=>this._styles.remove(e))}_setCustomProperty(e,t){this._customProperties.set(e,t)}_removeCustomProperty(e){return this._customProperties.delete(e)}}function Bc(e){e=Ur(e);for(const[t,n]of e){if(n===null){e.delete(t)}else if(typeof n!=\"string\"){e.set(t,String(n))}}return e}function Vc(e,t){const n=t.split(/\\s+/);e.clear();n.forEach(t=>e.add(t))}function Fc(e,t){if(typeof t==\"string\"){return[new Vr(e,t)]}if(!kr(t)){t=[t]}return Array.from(t).map(t=>{if(typeof t==\"string\"){return new Vr(e,t)}if(t instanceof Fr){return new Vr(e,t.data)}return t})}class Hc extends zc{constructor(e,t,n,i){super(e,t,n,i);this.getFillerOffset=Uc}is(e,t=null){if(!t){return e===\"containerElement\"||e===\"view:containerElement\"||e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"containerElement\"||e===\"view:containerElement\"||e===\"element\"||e===\"view:element\")}}}function Uc(){const e=[...this.getChildren()];const t=e[this.childCount-1];if(t&&t.is(\"element\",\"br\")){return this.childCount}for(const t of e){if(!t.is(\"uiElement\")){return null}}return this.childCount}var Wc=Tc((function(e,t){jt(t,di(t),e)}));var $c=Wc;const qc=Symbol(\"observableProperties\");const Yc=Symbol(\"boundObservables\");const Gc=Symbol(\"boundProperties\");const Jc={set(e,t){if(ce(e)){Object.keys(e).forEach(t=>{this.set(t,e[t])},this);return}Qc(this);const n=this[qc];if(e in this&&!n.has(e)){throw new rr[\"b\"](\"observable-set-cannot-override: Cannot override an existing property.\",this)}Object.defineProperty(this,e,{enumerable:true,configurable:true,get(){return n.get(e)},set(t){const i=n.get(e);let o=this.fire(\"set:\"+e,e,t,i);if(o===undefined){o=t}if(i!==o||!n.has(e)){n.set(e,o);this.fire(\"change:\"+e,e,o,i)}}});this[e]=t},bind(...e){if(!e.length||!tl(e)){throw new rr[\"b\"](\"observable-bind-wrong-properties: All properties must be strings.\",this)}if(new Set(e).size!==e.length){throw new rr[\"b\"](\"observable-bind-duplicate-properties: Properties must be unique.\",this)}Qc(this);const t=this[Gc];e.forEach(e=>{if(t.has(e)){throw new rr[\"b\"](\"observable-bind-rebind: Cannot bind the same property more than once.\",this)}});const n=new Map;e.forEach(e=>{const i={property:e,to:[]};t.set(e,i);n.set(e,i)});return{to:Xc,toMany:Zc,_observable:this,_bindProperties:e,_to:[],_bindings:n}},unbind(...e){if(!this[qc]){return}const t=this[Gc];const n=this[Yc];if(e.length){if(!tl(e)){throw new rr[\"b\"](\"observable-unbind-wrong-properties: Properties must be strings.\",this)}e.forEach(e=>{const i=t.get(e);if(!i){return}let o,s,r,a;i.to.forEach(e=>{o=e[0];s=e[1];r=n.get(o);a=r[s];a.delete(i);if(!a.size){delete r[s]}if(!Object.keys(r).length){n.delete(o);this.stopListening(o,\"change\")}});t.delete(e)})}else{n.forEach((e,t)=>{this.stopListening(t,\"change\")});n.clear();t.clear()}},decorate(e){const t=this[e];if(!t){throw new rr[\"b\"](\"observablemixin-cannot-decorate-undefined: Cannot decorate an undefined method.\",this,{object:this,methodName:e})}this.on(e,(e,n)=>{e.return=t.apply(this,n)});this[e]=function(...t){return this.fire(e,t)}}};$c(Jc,dr);var Kc=Jc;function Qc(e){if(e[qc]){return}Object.defineProperty(e,qc,{value:new Map});Object.defineProperty(e,Yc,{value:new Map});Object.defineProperty(e,Gc,{value:new Map})}function Xc(...e){const t=nl(...e);const n=Array.from(this._bindings.keys());const i=n.length;if(!t.callback&&t.to.length>1){throw new rr[\"b\"](\"observable-bind-to-no-callback: Binding multiple observables only possible with callback.\",this)}if(i>1&&t.callback){throw new rr[\"b\"](\"observable-bind-to-extra-callback: Cannot bind multiple properties and use a callback in one binding.\",this)}t.to.forEach(e=>{if(e.properties.length&&e.properties.length!==i){throw new rr[\"b\"](\"observable-bind-to-properties-length: The number of properties must match.\",this)}if(!e.properties.length){e.properties=this._bindProperties}});this._to=t.to;if(t.callback){this._bindings.get(n[0]).callback=t.callback}rl(this._observable,this._to);ol(this);this._bindProperties.forEach(e=>{sl(this._observable,e)})}function Zc(e,t,n){if(this._bindings.size>1){throw new rr[\"b\"](\"observable-bind-to-many-not-one-binding: Cannot bind multiple properties with toMany().\",this)}this.to(...el(e,t),n)}function el(e,t){const n=e.map(e=>[e,t]);return Array.prototype.concat.apply([],n)}function tl(e){return e.every(e=>typeof e==\"string\")}function nl(...e){if(!e.length){throw new rr[\"b\"](\"observable-bind-to-parse-error: Invalid argument syntax in `to()`.\",null)}const t={to:[]};let n;if(typeof e[e.length-1]==\"function\"){t.callback=e.pop()}e.forEach(e=>{if(typeof e==\"string\"){n.properties.push(e)}else if(typeof e==\"object\"){n={observable:e,properties:[]};t.to.push(n)}else{throw new rr[\"b\"](\"observable-bind-to-parse-error: Invalid argument syntax in `to()`.\",null)}});return t}function il(e,t,n,i){const o=e[Yc];const s=o.get(n);const r=s||{};if(!r[i]){r[i]=new Set}r[i].add(t);if(!s){o.set(n,r)}}function ol(e){let t;e._bindings.forEach((n,i)=>{e._to.forEach(o=>{t=o.properties[n.callback?0:e._bindProperties.indexOf(i)];n.to.push([o.observable,t]);il(e._observable,n,o.observable,t)})})}function sl(e,t){const n=e[Gc];const i=n.get(t);let o;if(i.callback){o=i.callback.apply(e,i.to.map(e=>e[0][e[1]]))}else{o=i.to[0];o=o[0][o[1]]}if(e.hasOwnProperty(t)){e[t]=o}else{e.set(t,o)}}function rl(e,t){t.forEach(t=>{const n=e[Yc];let i;if(!n.get(t.observable)){e.listenTo(t.observable,\"change\",(o,s)=>{i=n.get(t.observable)[s];if(i){i.forEach(t=>{sl(e,t.property)})}})}})}class al extends Hc{constructor(e,t,n,i){super(e,t,n,i);this.set(\"isReadOnly\",false);this.set(\"isFocused\",false);this.bind(\"isReadOnly\").to(e);this.bind(\"isFocused\").to(e,\"isFocused\",t=>t&&e.selection.editableElement==this);this.listenTo(e.selection,\"change\",()=>{this.isFocused=e.isFocused&&e.selection.editableElement==this})}is(e,t=null){if(!t){return e===\"editableElement\"||e===\"view:editableElement\"||e===\"containerElement\"||e===\"view:containerElement\"||e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"editableElement\"||e===\"view:editableElement\"||e===\"containerElement\"||e===\"view:containerElement\"||e===\"element\"||e===\"view:element\")}}destroy(){this.stopListening()}}yr(al,Kc);const cl=Symbol(\"rootName\");class ll extends al{constructor(e,t){super(e,t);this.rootName=\"main\"}is(e,t=null){if(!t){return e===\"rootElement\"||e===\"view:rootElement\"||e===\"editableElement\"||e===\"view:editableElement\"||e===\"containerElement\"||e===\"view:containerElement\"||e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"rootElement\"||e===\"view:rootElement\"||e===\"editableElement\"||e===\"view:editableElement\"||e===\"containerElement\"||e===\"view:containerElement\"||e===\"element\"||e===\"view:element\")}}get rootName(){return this.getCustomProperty(cl)}set rootName(e){this._setCustomProperty(cl,e)}set _name(e){this.name=e}}class dl{constructor(e={}){if(!e.boundaries&&!e.startPosition){throw new rr[\"b\"](\"view-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.\",null)}if(e.direction&&e.direction!=\"forward\"&&e.direction!=\"backward\"){throw new rr[\"b\"](\"view-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.\",e.startPosition,{direction:e.direction})}this.boundaries=e.boundaries||null;if(e.startPosition){this.position=ul._createAt(e.startPosition)}else{this.position=ul._createAt(e.boundaries[e.direction==\"backward\"?\"end\":\"start\"])}this.direction=e.direction||\"forward\";this.singleCharacters=!!e.singleCharacters;this.shallow=!!e.shallow;this.ignoreElementEnd=!!e.ignoreElementEnd;this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null;this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}skip(e){let t,n,i;do{i=this.position;({done:t,value:n}=this.next())}while(!t&&e(n));if(!t){this.position=i}}next(){if(this.direction==\"forward\"){return this._next()}else{return this._previous()}}_next(){let e=this.position.clone();const t=this.position;const n=e.parent;if(n.parent===null&&e.offset===n.childCount){return{done:true}}if(n===this._boundaryEndParent&&e.offset==this.boundaries.end.offset){return{done:true}}let i;if(n instanceof Vr){if(e.isAtEnd){this.position=ul._createAfter(n);return this._next()}i=n.data[e.offset]}else{i=n.getChild(e.offset)}if(i instanceof zc){if(!this.shallow){e=new ul(i,0)}else{e.offset++}this.position=e;return this._formatReturnValue(\"elementStart\",i,t,e,1)}else if(i instanceof Vr){if(this.singleCharacters){e=new ul(i,0);this.position=e;return this._next()}else{let n=i.data.length;let o;if(i==this._boundaryEndParent){n=this.boundaries.end.offset;o=new Fr(i,0,n);e=ul._createAfter(o)}else{o=new Fr(i,0,i.data.length);e.offset++}this.position=e;return this._formatReturnValue(\"text\",o,t,e,n)}}else if(typeof i==\"string\"){let i;if(this.singleCharacters){i=1}else{const t=n===this._boundaryEndParent?this.boundaries.end.offset:n.data.length;i=t-e.offset}const o=new Fr(n,e.offset,i);e.offset+=i;this.position=e;return this._formatReturnValue(\"text\",o,t,e,i)}else{e=ul._createAfter(n);this.position=e;if(this.ignoreElementEnd){return this._next()}else{return this._formatReturnValue(\"elementEnd\",n,t,e)}}}_previous(){let e=this.position.clone();const t=this.position;const n=e.parent;if(n.parent===null&&e.offset===0){return{done:true}}if(n==this._boundaryStartParent&&e.offset==this.boundaries.start.offset){return{done:true}}let i;if(n instanceof Vr){if(e.isAtStart){this.position=ul._createBefore(n);return this._previous()}i=n.data[e.offset-1]}else{i=n.getChild(e.offset-1)}if(i instanceof zc){if(!this.shallow){e=new ul(i,i.childCount);this.position=e;if(this.ignoreElementEnd){return this._previous()}else{return this._formatReturnValue(\"elementEnd\",i,t,e)}}else{e.offset--;this.position=e;return this._formatReturnValue(\"elementStart\",i,t,e,1)}}else if(i instanceof Vr){if(this.singleCharacters){e=new ul(i,i.data.length);this.position=e;return this._previous()}else{let n=i.data.length;let o;if(i==this._boundaryStartParent){const t=this.boundaries.start.offset;o=new Fr(i,t,i.data.length-t);n=o.data.length;e=ul._createBefore(o)}else{o=new Fr(i,0,i.data.length);e.offset--}this.position=e;return this._formatReturnValue(\"text\",o,t,e,n)}}else if(typeof i==\"string\"){let i;if(!this.singleCharacters){const t=n===this._boundaryStartParent?this.boundaries.start.offset:0;i=e.offset-t}else{i=1}e.offset-=i;const o=new Fr(n,e.offset,i);this.position=e;return this._formatReturnValue(\"text\",o,t,e,i)}else{e=ul._createBefore(n);this.position=e;return this._formatReturnValue(\"elementStart\",n,t,e,1)}}_formatReturnValue(e,t,n,i,o){if(t instanceof Fr){if(t.offsetInText+t.data.length==t.textNode.data.length){if(this.direction==\"forward\"&&!(this.boundaries&&this.boundaries.end.isEqual(this.position))){i=ul._createAfter(t.textNode);this.position=i}else{n=ul._createAfter(t.textNode)}}if(t.offsetInText===0){if(this.direction==\"backward\"&&!(this.boundaries&&this.boundaries.start.isEqual(this.position))){i=ul._createBefore(t.textNode);this.position=i}else{n=ul._createBefore(t.textNode)}}}return{done:false,value:{type:e,item:t,previousPosition:n,nextPosition:i,length:o}}}}class ul{constructor(e,t){this.parent=e;this.offset=t}get nodeAfter(){if(this.parent.is(\"text\")){return null}return this.parent.getChild(this.offset)||null}get nodeBefore(){if(this.parent.is(\"text\")){return null}return this.parent.getChild(this.offset-1)||null}get isAtStart(){return this.offset===0}get isAtEnd(){const e=this.parent.is(\"text\")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;while(!(e instanceof al)){if(e.parent){e=e.parent}else{return null}}return e}getShiftedBy(e){const t=ul._createAt(this);const n=t.offset+e;t.offset=n<0?0:n;return t}getLastMatchingPosition(e,t={}){t.startPosition=this;const n=new dl(t);n.skip(e);return n.position}getAncestors(){if(this.parent.is(\"documentFragment\")){return[this.parent]}else{return this.parent.getAncestors({includeSelf:true})}}getCommonAncestor(e){const t=this.getAncestors();const n=e.getAncestors();let i=0;while(t[i]==n[i]&&t[i]){i++}return i===0?null:t[i-1]}is(e){return e===\"position\"||e===\"view:position\"}isEqual(e){return this.parent==e.parent&&this.offset==e.offset}isBefore(e){return this.compareWith(e)==\"before\"}isAfter(e){return this.compareWith(e)==\"after\"}compareWith(e){if(this.root!==e.root){return\"different\"}if(this.isEqual(e)){return\"same\"}const t=this.parent.is(\"node\")?this.parent.getPath():[];const n=e.parent.is(\"node\")?e.parent.getPath():[];t.push(this.offset);n.push(e.offset);const i=Rr(t,n);switch(i){case\"prefix\":return\"before\";case\"extension\":return\"after\";default:return t[i]<n[i]?\"before\":\"after\"}}getWalker(e={}){e.startPosition=this;return new dl(e)}clone(){return new ul(this.parent,this.offset)}static _createAt(e,t){if(e instanceof ul){return new this(e.parent,e.offset)}else{const n=e;if(t==\"end\"){t=n.is(\"text\")?n.data.length:n.childCount}else if(t==\"before\"){return this._createBefore(n)}else if(t==\"after\"){return this._createAfter(n)}else if(t!==0&&!t){throw new rr[\"b\"](\"view-createPositionAt-offset-required: \"+\"View#createPositionAt() requires the offset when the first parameter is a view item.\",n)}return new ul(n,t)}}static _createAfter(e){if(e.is(\"textProxy\")){return new ul(e.textNode,e.offsetInText+e.data.length)}if(!e.parent){throw new rr[\"b\"](\"view-position-after-root: You can not make position after root.\",e,{root:e})}return new ul(e.parent,e.index+1)}static _createBefore(e){if(e.is(\"textProxy\")){return new ul(e.textNode,e.offsetInText)}if(!e.parent){throw new rr[\"b\"](\"view-position-before-root: You can not make position before root.\",e,{root:e})}return new ul(e.parent,e.index)}}class hl{constructor(e,t=null){this.start=e.clone();this.end=t?t.clone():e.clone()}*[Symbol.iterator](){yield*new dl({boundaries:this,ignoreElementEnd:true})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let e=this.start.getLastMatchingPosition(fl,{direction:\"backward\"});let t=this.end.getLastMatchingPosition(fl);if(e.parent.is(\"text\")&&e.isAtStart){e=ul._createBefore(e.parent)}if(t.parent.is(\"text\")&&t.isAtEnd){t=ul._createAfter(t.parent)}return new hl(e,t)}getTrimmed(){let e=this.start.getLastMatchingPosition(fl);if(e.isAfter(this.end)||e.isEqual(this.end)){return new hl(e,e)}let t=this.end.getLastMatchingPosition(fl,{direction:\"backward\"});const n=e.nodeAfter;const i=t.nodeBefore;if(n&&n.is(\"text\")){e=new ul(n,0)}if(i&&i.is(\"text\")){t=new ul(i,i.data.length)}return new hl(e,t)}isEqual(e){return this==e||this.start.isEqual(e.start)&&this.end.isEqual(e.end)}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=false){if(e.isCollapsed){t=false}const n=this.containsPosition(e.start)||t&&this.start.isEqual(e.start);const i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return n&&i}getDifference(e){const t=[];if(this.isIntersecting(e)){if(this.containsPosition(e.start)){t.push(new hl(this.start,e.start))}if(this.containsPosition(e.end)){t.push(new hl(e.end,this.end))}}else{t.push(this.clone())}return t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start;let n=this.end;if(this.containsPosition(e.start)){t=e.start}if(this.containsPosition(e.end)){n=e.end}return new hl(t,n)}return null}getWalker(e={}){e.boundaries=this;return new dl(e)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed){return null}let e=this.start.nodeAfter;let t=this.end.nodeBefore;if(this.start.parent.is(\"text\")&&this.start.isAtEnd&&this.start.parent.nextSibling){e=this.start.parent.nextSibling}if(this.end.parent.is(\"text\")&&this.end.isAtStart&&this.end.parent.previousSibling){t=this.end.parent.previousSibling}if(e&&e.is(\"element\")&&e===t){return e}return null}clone(){return new hl(this.start,this.end)}*getItems(e={}){e.boundaries=this;e.ignoreElementEnd=true;const t=new dl(e);for(const e of t){yield e.item}}*getPositions(e={}){e.boundaries=this;const t=new dl(e);yield t.position;for(const e of t){yield e.nextPosition}}is(e){return e===\"range\"||e===\"view:range\"}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}static _createFromParentsAndOffsets(e,t,n,i){return new this(new ul(e,t),new ul(n,i))}static _createFromPositionAndShift(e,t){const n=e;const i=e.getShiftedBy(t);return t>0?new this(n,i):new this(i,n)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is(\"textProxy\")?e.offsetSize:1;return this._createFromPositionAndShift(ul._createBefore(e),t)}}function fl(e){if(e.item.is(\"attributeElement\")||e.item.is(\"uiElement\")){return true}return false}function ml(e){let t=0;for(const n of e){t++}return t}class gl{constructor(e=null,t,n){this._ranges=[];this._lastRangeBackward=false;this._isFake=false;this._fakeSelectionLabel=\"\";this.setTo(e,t,n)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length){return null}const e=this._ranges[this._ranges.length-1];const t=this._lastRangeBackward?e.end:e.start;return t.clone()}get focus(){if(!this._ranges.length){return null}const e=this._ranges[this._ranges.length-1];const t=this._lastRangeBackward?e.start:e.end;return t.clone()}get isCollapsed(){return this.rangeCount===1&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){if(this.anchor){return this.anchor.editableElement}return null}*getRanges(){for(const e of this._ranges){yield e.clone()}}getFirstRange(){let e=null;for(const t of this._ranges){if(!e||t.start.isBefore(e.start)){e=t}}return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges){if(!e||t.end.isAfter(e.end)){e=t}}return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake){return false}if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel){return false}if(this.rangeCount!=e.rangeCount){return false}else if(this.rangeCount===0){return true}if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus)){return false}for(const t of this._ranges){let n=false;for(const i of e._ranges){if(t.isEqual(i)){n=true;break}}if(!n){return false}}return true}isSimilar(e){if(this.isBackward!=e.isBackward){return false}const t=ml(this.getRanges());const n=ml(e.getRanges());if(t!=n){return false}if(t==0){return true}for(let t of this.getRanges()){t=t.getTrimmed();let n=false;for(let i of e.getRanges()){i=i.getTrimmed();if(t.start.isEqual(i.start)&&t.end.isEqual(i.end)){n=true;break}}if(!n){return false}}return true}getSelectedElement(){if(this.rangeCount!==1){return null}return this.getFirstRange().getContainedElement()}setTo(e,t,n){if(e===null){this._setRanges([]);this._setFakeOptions(t)}else if(e instanceof gl||e instanceof pl){this._setRanges(e.getRanges(),e.isBackward);this._setFakeOptions({fake:e.isFake,label:e.fakeSelectionLabel})}else if(e instanceof hl){this._setRanges([e],t&&t.backward);this._setFakeOptions(t)}else if(e instanceof ul){this._setRanges([new hl(e)]);this._setFakeOptions(t)}else if(e instanceof Br){const i=!!n&&!!n.backward;let o;if(t===undefined){throw new rr[\"b\"](\"view-selection-setTo-required-second-parameter: \"+\"selection.setTo requires the second parameter when the first parameter is a node.\",this)}else if(t==\"in\"){o=hl._createIn(e)}else if(t==\"on\"){o=hl._createOn(e)}else{o=new hl(ul._createAt(e,t))}this._setRanges([o],i);this._setFakeOptions(n)}else if(kr(e)){this._setRanges(e,t&&t.backward);this._setFakeOptions(t)}else{throw new rr[\"b\"](\"view-selection-setTo-not-selectable: Cannot set selection to given place.\",this)}this.fire(\"change\")}setFocus(e,t){if(this.anchor===null){throw new rr[\"b\"](\"view-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.\",this)}const n=ul._createAt(e,t);if(n.compareWith(this.focus)==\"same\"){return}const i=this.anchor;this._ranges.pop();if(n.compareWith(i)==\"before\"){this._addRange(new hl(n,i),true)}else{this._addRange(new hl(i,n))}this.fire(\"change\")}is(e){return e===\"selection\"||e===\"view:selection\"}_setRanges(e,t=false){e=Array.from(e);this._ranges=[];for(const t of e){this._addRange(t)}this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake;this._fakeSelectionLabel=e.fake?e.label||\"\":\"\"}_addRange(e,t=false){if(!(e instanceof hl)){throw new rr[\"b\"](\"view-selection-add-range-not-range: \"+\"Selection range set to an object that is not an instance of view.Range\",this)}this._pushRange(e);this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges){if(e.isIntersecting(t)){throw new rr[\"b\"](\"view-selection-range-intersects: Trying to add a range that intersects with another range from selection.\",this,{addedRange:e,intersectingRange:t})}}this._ranges.push(new hl(e.start,e.end))}}yr(gl,dr);class pl{constructor(e=null,t,n){this._selection=new gl;this._selection.delegate(\"change\").to(this);this._selection.setTo(e,t,n)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(e){return this._selection.isEqual(e)}isSimilar(e){return this._selection.isSimilar(e)}is(e){return e===\"selection\"||e==\"documentSelection\"||e==\"view:selection\"||e==\"view:documentSelection\"}_setTo(e,t,n){this._selection.setTo(e,t,n)}_setFocus(e,t){this._selection.setFocus(e,t)}}yr(pl,dr);class bl{constructor(e){this.selection=new pl;this.roots=new xr({idProperty:\"rootName\"});this.stylesProcessor=e;this.set(\"isReadOnly\",false);this.set(\"isFocused\",false);this.set(\"isComposing\",false);this._postFixers=new Set}getRoot(e=\"main\"){return this.roots.get(e)}registerPostFixer(e){this._postFixers.add(e)}destroy(){this.roots.map(e=>e.destroy());this.stopListening()}_callPostFixers(e){let t=false;do{for(const n of this._postFixers){t=n(e);if(t){break}}}while(t)}}yr(bl,Kc);const wl=10;class _l extends zc{constructor(e,t,n,i){super(e,t,n,i);this.getFillerOffset=vl;this._priority=wl;this._id=null;this._clonesGroup=null}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(this.id===null){throw new rr[\"b\"](\"attribute-element-get-elements-with-same-id-no-id: \"+\"Cannot get elements with the same id for an attribute element without id.\",this)}return new Set(this._clonesGroup)}is(e,t=null){if(!t){return e===\"attributeElement\"||e===\"view:attributeElement\"||e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"attributeElement\"||e===\"view:attributeElement\"||e===\"element\"||e===\"view:element\")}}isSimilar(e){if(this.id!==null||e.id!==null){return this.id===e.id}return super.isSimilar(e)&&this.priority==e.priority}_clone(e){const t=super._clone(e);t._priority=this._priority;t._id=this._id;return t}}_l.DEFAULT_PRIORITY=wl;function vl(){if(kl(this)){return null}let e=this.parent;while(e&&e.is(\"attributeElement\")){if(kl(e)>1){return null}e=e.parent}if(!e||kl(e)>1){return null}return this.childCount}function kl(e){return Array.from(e.getChildren()).filter(e=>!e.is(\"uiElement\")).length}class yl extends zc{constructor(e,t,n,i){super(e,t,n,i);this.getFillerOffset=xl}is(e,t=null){if(!t){return e===\"emptyElement\"||e===\"view:emptyElement\"||e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"emptyElement\"||e===\"view:emptyElement\"||e===\"element\"||e===\"view:element\")}}_insertChild(e,t){if(t&&(t instanceof Br||Array.from(t).length>0)){throw new rr[\"b\"](\"view-emptyelement-cannot-add: Cannot add child nodes to EmptyElement instance.\",[this,t])}}}function xl(){return null}const Al=navigator.userAgent.toLowerCase();const Cl={isMac:Ml(Al),isGecko:El(Al),isSafari:Pl(Al),isAndroid:Sl(Al),features:{isRegExpUnicodePropertySupported:Il()}};var Tl=Cl;function Ml(e){return e.indexOf(\"macintosh\")>-1}function El(e){return!!e.match(/gecko\\/\\d+/)}function Pl(e){return e.indexOf(\" applewebkit/\")>-1&&e.indexOf(\"chrome\")===-1}function Sl(e){return e.indexOf(\"android\")>-1}function Il(){let e=false;try{e=\"ć\".search(new RegExp(\"[\\\\p{L}]\",\"u\"))===0}catch(e){}return e}const Ol={\"⌘\":\"ctrl\",\"⇧\":\"shift\",\"⌥\":\"alt\"};const Nl={ctrl:\"⌘\",shift:\"⇧\",alt:\"⌥\"};const Ll=zl();function Rl(e){let t;if(typeof e==\"string\"){t=Ll[e.toLowerCase()];if(!t){throw new rr[\"b\"](\"keyboard-unknown-key: Unknown key name.\",null,{key:e})}}else{t=e.keyCode+(e.altKey?Ll.alt:0)+(e.ctrlKey?Ll.ctrl:0)+(e.shiftKey?Ll.shift:0)}return t}function Dl(e){if(typeof e==\"string\"){e=Bl(e)}return e.map(e=>typeof e==\"string\"?Rl(e):e).reduce((e,t)=>t+e,0)}function jl(e){if(!Tl.isMac){return e}return Bl(e).map(e=>Nl[e.toLowerCase()]||e).reduce((e,t)=>{if(e.slice(-1)in Ol){return e+t}else{return e+\"+\"+t}})}function zl(){const e={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,cmd:1114112,shift:2228224,alt:4456448};for(let t=65;t<=90;t++){const n=String.fromCharCode(t);e[n.toLowerCase()]=t}for(let t=48;t<=57;t++){e[t-48]=t}for(let t=112;t<=123;t++){e[\"f\"+(t-111)]=t}return e}function Bl(e){return e.split(/\\s*\\+\\s*/)}class Vl extends zc{constructor(e,t,n,i){super(e,t,n,i);this.getFillerOffset=Hl}is(e,t=null){if(!t){return e===\"uiElement\"||e===\"view:uiElement\"||e===this.name||e===\"view:\"+this.name||e===\"element\"||e===\"view:element\"||e===\"node\"||e===\"view:node\"}else{return t===this.name&&(e===\"uiElement\"||e===\"view:uiElement\"||e===\"element\"||e===\"view:element\")}}_insertChild(e,t){if(t&&(t instanceof Br||Array.from(t).length>0)){throw new rr[\"b\"](\"view-uielement-cannot-add: Cannot add child nodes to UIElement instance.\",this)}}render(e){return this.toDomElement(e)}toDomElement(e){const t=e.createElement(this.name);for(const e of this.getAttributeKeys()){t.setAttribute(e,this.getAttribute(e))}return t}}function Fl(e){e.document.on(\"keydown\",(t,n)=>Ul(t,n,e.domConverter))}function Hl(){return null}function Ul(e,t,n){if(t.keyCode==Ll.arrowright){const e=t.domTarget.ownerDocument.defaultView.getSelection();const i=e.rangeCount==1&&e.getRangeAt(0).collapsed;if(i||t.shiftKey){const t=e.focusNode;const o=e.focusOffset;const s=n.domPositionToView(t,o);if(s===null){return}let r=false;const a=s.getLastMatchingPosition(e=>{if(e.item.is(\"uiElement\")){r=true}if(e.item.is(\"uiElement\")||e.item.is(\"attributeElement\")){return true}return false});if(r){const t=n.viewPositionToDom(a);if(i){e.collapse(t.parent,t.offset)}else{e.extend(t.parent,t.offset)}}}}}class Wl{constructor(e,t){this.document=e;this._children=[];if(t){this._insertChild(0,t)}}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return this.childCount===0}get root(){return this}get parent(){return null}is(e){return e===\"documentFragment\"||e===\"view:documentFragment\"}_appendChild(e){return this._insertChild(this.childCount,e)}getChild(e){return this._children[e]}getChildIndex(e){return this._children.indexOf(e)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(e,t){this._fireChange(\"children\",this);let n=0;const i=$l(this.document,t);for(const t of i){if(t.parent!==null){t._remove()}t.parent=this;this._children.splice(e,0,t);e++;n++}return n}_removeChildren(e,t=1){this._fireChange(\"children\",this);for(let n=e;n<e+t;n++){this._children[n].parent=null}return this._children.splice(e,t)}_fireChange(e,t){this.fire(\"change:\"+e,t)}}yr(Wl,dr);function $l(e,t){if(typeof t==\"string\"){return[new Vr(e,t)]}if(!kr(t)){t=[t]}return Array.from(t).map(t=>{if(typeof t==\"string\"){return new Vr(e,t)}if(t instanceof Fr){return new Vr(e,t.data)}return t})}class ql{constructor(e){this.document=e;this._cloneGroups=new Map}setSelection(e,t,n){this.document.selection._setTo(e,t,n)}setSelectionFocus(e,t){this.document.selection._setFocus(e,t)}createText(e){return new Vr(this.document,e)}createAttributeElement(e,t,n={}){const i=new _l(this.document,e,t);if(n.priority){i._priority=n.priority}if(n.id){i._id=n.id}return i}createContainerElement(e,t){return new Hc(this.document,e,t)}createEditableElement(e,t){const n=new al(this.document,e,t);n._document=this.document;return n}createEmptyElement(e,t){return new yl(this.document,e,t)}createUIElement(e,t,n){const i=new Vl(this.document,e,t);if(n){i.render=n}return i}setAttribute(e,t,n){n._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,n){if(L(e)&&n===undefined){n=t}n._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,n){n._setCustomProperty(e,t)}removeCustomProperty(e,t){return t._removeCustomProperty(e)}breakAttributes(e){if(e instanceof ul){return this._breakAttributes(e)}else{return this._breakAttributesRange(e)}}breakContainer(e){const t=e.parent;if(!t.is(\"containerElement\")){throw new rr[\"b\"](\"view-writer-break-non-container-element: Trying to break an element which is not a container element.\",this.document)}if(!t.parent){throw new rr[\"b\"](\"view-writer-break-root: Trying to break root element.\",this.document)}if(e.isAtStart){return ul._createBefore(t)}else if(!e.isAtEnd){const n=t._clone(false);this.insert(ul._createAfter(t),n);const i=new hl(e,ul._createAt(t,\"end\"));const o=new ul(n,0);this.move(i,o)}return ul._createAfter(t)}mergeAttributes(e){const t=e.offset;const n=e.parent;if(n.is(\"text\")){return e}if(n.is(\"attributeElement\")&&n.childCount===0){const e=n.parent;const t=n.index;n._remove();this._removeFromClonedElementsGroup(n);return this.mergeAttributes(new ul(e,t))}const i=n.getChild(t-1);const o=n.getChild(t);if(!i||!o){return e}if(i.is(\"text\")&&o.is(\"text\")){return Xl(i,o)}else if(i.is(\"attributeElement\")&&o.is(\"attributeElement\")&&i.isSimilar(o)){const e=i.childCount;i._appendChild(o.getChildren());o._remove();this._removeFromClonedElementsGroup(o);return this.mergeAttributes(new ul(i,e))}return e}mergeContainers(e){const t=e.nodeBefore;const n=e.nodeAfter;if(!t||!n||!t.is(\"containerElement\")||!n.is(\"containerElement\")){throw new rr[\"b\"](\"view-writer-merge-containers-invalid-position: \"+\"Element before and after given position cannot be merged.\",this.document)}const i=t.getChild(t.childCount-1);const o=i instanceof Vr?ul._createAt(i,\"end\"):ul._createAt(t,\"end\");this.move(hl._createIn(n),ul._createAt(t,\"end\"));this.remove(hl._createOn(n));return o}insert(e,t){t=kr(t)?[...t]:[t];Zl(t,this.document);const n=Gl(e);if(!n){throw new rr[\"b\"](\"view-writer-invalid-position-container\",this.document)}const i=this._breakAttributes(e,true);const o=n._insertChild(i.offset,t);for(const e of t){this._addToClonedElementsGroup(e)}const s=i.getShiftedBy(o);const r=this.mergeAttributes(i);if(o===0){return new hl(r,r)}else{if(!r.isEqual(i)){s.offset--}const e=this.mergeAttributes(s);return new hl(r,e)}}remove(e){const t=e instanceof hl?e:hl._createOn(e);nd(t,this.document);if(t.isCollapsed){return new Wl(this.document)}const{start:n,end:i}=this._breakAttributesRange(t,true);const o=n.parent;const s=i.offset-n.offset;const r=o._removeChildren(n.offset,s);for(const e of r){this._removeFromClonedElementsGroup(e)}const a=this.mergeAttributes(n);t.start=a;t.end=a.clone();return new Wl(this.document,r)}clear(e,t){nd(e,this.document);const n=e.getWalker({direction:\"backward\",ignoreElementEnd:true});for(const i of n){const n=i.item;let o;if(n.is(\"element\")&&t.isSimilar(n)){o=hl._createOn(n)}else if(!i.nextPosition.isAfter(e.start)&&n.is(\"textProxy\")){const e=n.getAncestors().find(e=>e.is(\"element\")&&t.isSimilar(e));if(e){o=hl._createIn(e)}}if(o){if(o.end.isAfter(e.end)){o.end=e.end}if(o.start.isBefore(e.start)){o.start=e.start}this.remove(o)}}}move(e,t){let n;if(t.isAfter(e.end)){t=this._breakAttributes(t,true);const i=t.parent;const o=i.childCount;e=this._breakAttributesRange(e,true);n=this.remove(e);t.offset+=i.childCount-o}else{n=this.remove(e)}return this.insert(t,n)}wrap(e,t){if(!(t instanceof _l)){throw new rr[\"b\"](\"view-writer-wrap-invalid-attribute\",this.document)}nd(e,this.document);if(!e.isCollapsed){return this._wrapRange(e,t)}else{let n=e.start;if(n.parent.is(\"element\")&&!Yl(n.parent)){n=n.getLastMatchingPosition(e=>e.item.is(\"uiElement\"))}n=this._wrapPosition(n,t);const i=this.document.selection;if(i.isCollapsed&&i.getFirstPosition().isEqual(e.start)){this.setSelection(n)}return new hl(n)}}unwrap(e,t){if(!(t instanceof _l)){throw new 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n=t.is(\"text\");const r=t.is(\"attributeElement\");const a=t.is(\"emptyElement\");const c=t.is(\"uiElement\");if(r&&this._wrapAttributeElement(i,t)){s.push(new ul(e,o))}else if(n||a||c||r&&Jl(i,t)){const n=i._clone();t._remove();n._appendChild(t);e._insertChild(o,n);this._addToClonedElementsGroup(n);s.push(new ul(e,o))}else if(r){this._wrapChildren(t,0,t.childCount,i)}o++}let r=0;for(const e of s){e.offset-=r;if(e.offset==t){continue}const i=this.mergeAttributes(e);if(!i.isEqual(e)){r++;n--}}return hl._createFromParentsAndOffsets(e,t,e,n)}_unwrapChildren(e,t,n,i){let o=t;const s=[];while(o<n){const t=e.getChild(o);if(!t.is(\"attributeElement\")){o++;continue}if(t.isSimilar(i)){const i=t.getChildren();const r=t.childCount;t._remove();e._insertChild(o,i);this._removeFromClonedElementsGroup(t);s.push(new ul(e,o),new ul(e,o+r));o+=r;n+=r-1;continue}if(this._unwrapAttributeElement(i,t)){s.push(new ul(e,o),new ul(e,o+1));o++;continue}this._unwrapChildren(t,0,t.childCount,i);o++}let r=0;for(const e of s){e.offset-=r;if(e.offset==t||e.offset==n){continue}const i=this.mergeAttributes(e);if(!i.isEqual(e)){r++;n--}}return hl._createFromParentsAndOffsets(e,t,e,n)}_wrapRange(e,t){const{start:n,end:i}=this._breakAttributesRange(e,true);const o=n.parent;const s=this._wrapChildren(o,n.offset,i.offset,t);const r=this.mergeAttributes(s.start);if(!r.isEqual(s.start)){s.end.offset--}const a=this.mergeAttributes(s.end);return new hl(r,a)}_wrapPosition(e,t){if(t.isSimilar(e.parent)){return Kl(e.clone())}if(e.parent.is(\"text\")){e=Ql(e)}const n=this.createAttributeElement();n._priority=Number.POSITIVE_INFINITY;n.isSimilar=()=>false;e.parent._insertChild(e.offset,n);const i=new hl(e,e.getShiftedBy(1));this.wrap(i,t);const o=new ul(n.parent,n.index);n._remove();const s=o.nodeBefore;const r=o.nodeAfter;if(s instanceof Vr&&r instanceof Vr){return Xl(s,r)}return Kl(o)}_wrapAttributeElement(e,t){if(!id(e,t)){return false}if(e.name!==t.name||e.priority!==t.priority){return false}for(const n of e.getAttributeKeys()){if(n===\"class\"||n===\"style\"){continue}if(t.hasAttribute(n)&&t.getAttribute(n)!==e.getAttribute(n)){return false}}for(const n of e.getStyleNames()){if(t.hasStyle(n)&&t.getStyle(n)!==e.getStyle(n)){return false}}for(const n of e.getAttributeKeys()){if(n===\"class\"||n===\"style\"){continue}if(!t.hasAttribute(n)){this.setAttribute(n,e.getAttribute(n),t)}}for(const n of e.getStyleNames()){if(!t.hasStyle(n)){this.setStyle(n,e.getStyle(n),t)}}for(const n of e.getClassNames()){if(!t.hasClass(n)){this.addClass(n,t)}}return true}_unwrapAttributeElement(e,t){if(!id(e,t)){return false}if(e.name!==t.name||e.priority!==t.priority){return false}for(const n of e.getAttributeKeys()){if(n===\"class\"||n===\"style\"){continue}if(!t.hasAttribute(n)||t.getAttribute(n)!==e.getAttribute(n)){return false}}if(!t.hasClass(...e.getClassNames())){return false}for(const n of e.getStyleNames()){if(!t.hasStyle(n)||t.getStyle(n)!==e.getStyle(n)){return false}}for(const 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t=e.parent;while(!td(t)){if(!t){return undefined}t=t.parent}return t}function Jl(e,t){if(e.priority<t.priority){return true}else if(e.priority>t.priority){return false}return e.getIdentity()<t.getIdentity()}function Kl(e){const t=e.nodeBefore;if(t&&t.is(\"text\")){return new ul(t,t.data.length)}const n=e.nodeAfter;if(n&&n.is(\"text\")){return new ul(n,0)}return e}function Ql(e){if(e.offset==e.parent.data.length){return new ul(e.parent.parent,e.parent.index+1)}if(e.offset===0){return new ul(e.parent.parent,e.parent.index)}const t=e.parent.data.slice(e.offset);e.parent._data=e.parent.data.slice(0,e.offset);e.parent.parent._insertChild(e.parent.index+1,new Vr(e.root.document,t));return new ul(e.parent.parent,e.parent.index+1)}function Xl(e,t){const n=e.data.length;e._data+=t.data;t._remove();return new ul(e,n)}function Zl(e,t){for(const n of e){if(!ed.some(e=>n instanceof e)){throw new rr[\"b\"](\"view-writer-insert-invalid-node\",t)}if(!n.is(\"text\")){Zl(n.getChildren(),t)}}}const ed=[Vr,_l,Hc,yl,Vl];function td(e){return e&&(e.is(\"containerElement\")||e.is(\"documentFragment\"))}function nd(e,t){const n=Gl(e.start);const i=Gl(e.end);if(!n||!i||n!==i){throw new rr[\"b\"](\"view-writer-invalid-range-container\",t)}}function id(e,t){return e.id===null&&t.id===null}function od(e){return Object.prototype.toString.call(e)==\"[object Text]\"}const sd=e=>e.createTextNode(\" \");const rd=e=>{const t=e.createElement(\"br\");t.dataset.ckeFiller=true;return t};const ad=7;const cd=(()=>{let e=\"\";for(let t=0;t<ad;t++){e+=\"​\"}return e})();function ld(e){return od(e)&&e.data.substr(0,ad)===cd}function dd(e){return e.data.length==ad&&ld(e)}function ud(e){if(ld(e)){return e.data.slice(ad)}else{return e.data}}function hd(e){e.document.on(\"keydown\",fd)}function fd(e,t){if(t.keyCode==Ll.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(e.rangeCount==1&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer;const n=e.getRangeAt(0).startOffset;if(ld(t)&&n<=ad){e.collapse(t,0)}}}}function md(e,t,n,i=false){n=n||function(e,t){return e===t};if(!Array.isArray(e)){e=Array.prototype.slice.call(e)}if(!Array.isArray(t)){t=Array.prototype.slice.call(t)}const o=gd(e,t,n);return i?_d(o,t.length):wd(t,o)}function gd(e,t,n){const i=pd(e,t,n);if(i===-1){return{firstIndex:-1,lastIndexOld:-1,lastIndexNew:-1}}const o=bd(e,i);const s=bd(t,i);const r=pd(o,s,n);const a=e.length-r;const c=t.length-r;return{firstIndex:i,lastIndexOld:a,lastIndexNew:c}}function pd(e,t,n){for(let i=0;i<Math.max(e.length,t.length);i++){if(e[i]===undefined||t[i]===undefined||!n(e[i],t[i])){return i}}return-1}function bd(e,t){return e.slice(t).reverse()}function wd(e,t){const n=[];const{firstIndex:i,lastIndexOld:o,lastIndexNew:s}=t;if(s-i>0){n.push({index:i,type:\"insert\",values:e.slice(i,s)})}if(o-i>0){n.push({index:i+(s-i),type:\"delete\",howMany:o-i})}return n}function _d(e,t){const{firstIndex:n,lastIndexOld:i,lastIndexNew:o}=e;if(n===-1){return Array(t).fill(\"equal\")}let s=[];if(n>0){s=s.concat(Array(n).fill(\"equal\"))}if(o-n>0){s=s.concat(Array(o-n).fill(\"insert\"))}if(i-n>0){s=s.concat(Array(i-n).fill(\"delete\"))}if(o<t){s=s.concat(Array(t-o).fill(\"equal\"))}return s}function vd(e,t,n){n=n||function(e,t){return e===t};const i=e.length;const o=t.length;if(i>200||o>200||i+o>300){return vd.fastDiff(e,t,n,true)}let s,r;if(o<i){const n=e;e=t;t=n;s=\"delete\";r=\"insert\"}else{s=\"insert\";r=\"delete\"}const a=e.length;const c=t.length;const l=c-a;const d={};const u={};function h(i){const o=(u[i-1]!==undefined?u[i-1]:-1)+1;const l=u[i+1]!==undefined?u[i+1]:-1;const h=o>l?-1:1;if(d[i+h]){d[i]=d[i+h].slice(0)}if(!d[i]){d[i]=[]}d[i].push(o>l?s:r);let f=Math.max(o,l);let m=f-i;while(m<a&&f<c&&n(e[m],t[f])){m++;f++;d[i].push(\"equal\")}return f}let f=0;let m;do{for(m=-f;m<l;m++){u[m]=h(m)}for(m=l+f;m>l;m--){u[m]=h(m)}u[l]=h(l);f++}while(u[l]!==c);return d[l].slice(1)}vd.fastDiff=md;function kd(e,t,n){e.insertBefore(n,e.childNodes[t]||null)}function yd(e){const t=e.parentNode;if(t){t.removeChild(e)}}function xd(e){if(e){if(e.defaultView){return e instanceof e.defaultView.Document}else if(e.ownerDocument&&e.ownerDocument.defaultView){return e instanceof e.ownerDocument.defaultView.Node}}return false}class Ad{constructor(e,t){this.domDocuments=new Set;this.domConverter=e;this.markedAttributes=new Set;this.markedChildren=new Set;this.markedTexts=new Set;this.selection=t;this.isFocused=false;this._inlineFiller=null;this._fakeSelectionContainer=null}markToSync(e,t){if(e===\"text\"){if(this.domConverter.mapViewToDom(t.parent)){this.markedTexts.add(t)}}else{if(!this.domConverter.mapViewToDom(t)){return}if(e===\"attributes\"){this.markedAttributes.add(t)}else if(e===\"children\"){this.markedChildren.add(t)}else{throw new rr[\"b\"](\"view-renderer-unknown-type: Unknown type passed to Renderer.markToSync.\",this)}}}render(){let e;for(const e of this.markedChildren){this._updateChildrenMappings(e)}if(this._inlineFiller&&!this._isSelectionInInlineFiller()){this._removeInlineFiller()}if(this._inlineFiller){e=this._getInlineFillerPosition()}else if(this._needsInlineFillerAtSelection()){e=this.selection.getFirstPosition();this.markedChildren.add(e.parent)}for(const e of this.markedAttributes){this._updateAttrs(e)}for(const t of this.markedChildren){this._updateChildren(t,{inlineFillerPosition:e})}for(const t of this.markedTexts){if(!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)){this._updateText(t,{inlineFillerPosition:e})}}if(e){const t=this.domConverter.viewPositionToDom(e);const n=t.parent.ownerDocument;if(!ld(t.parent)){this._inlineFiller=Td(n,t.parent,t.offset)}else{this._inlineFiller=t.parent}}else{this._inlineFiller=null}this._updateSelection();this._updateFocus();this.markedTexts.clear();this.markedAttributes.clear();this.markedChildren.clear()}_updateChildrenMappings(e){const t=this.domConverter.mapViewToDom(e);if(!t){return}const n=this.domConverter.mapViewToDom(e).childNodes;const i=Array.from(this.domConverter.viewChildrenToDom(e,t.ownerDocument,{withChildren:false}));const o=this._diffNodeLists(n,i);const s=this._findReplaceActions(o,n,i);if(s.indexOf(\"replace\")!==-1){const t={equal:0,insert:0,delete:0};for(const o of s){if(o===\"replace\"){const o=t.equal+t.insert;const s=t.equal+t.delete;const r=e.getChild(o);if(r&&!r.is(\"uiElement\")){this._updateElementMappings(r,n[s])}yd(i[o]);t.equal++}else{t[o]++}}}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t);this.domConverter.bindElements(t,e);this.markedChildren.add(e);this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();if(e.parent.is(\"text\")){return ul._createBefore(this.selection.getFirstPosition().parent)}else{return e}}_isSelectionInInlineFiller(){if(this.selection.rangeCount!=1||!this.selection.isCollapsed){return false}const e=this.selection.getFirstPosition();const t=this.domConverter.viewPositionToDom(e);if(t&&od(t.parent)&&ld(t.parent)){return true}return false}_removeInlineFiller(){const e=this._inlineFiller;if(!ld(e)){throw new rr[\"b\"](\"view-renderer-filler-was-lost: The inline filler node was lost.\",this)}if(dd(e)){e.parentNode.removeChild(e)}else{e.data=e.data.substr(ad)}this._inlineFiller=null}_needsInlineFillerAtSelection(){if(this.selection.rangeCount!=1||!this.selection.isCollapsed){return false}const e=this.selection.getFirstPosition();const t=e.parent;const n=e.offset;if(!this.domConverter.mapViewToDom(t.root)){return false}if(!t.is(\"element\")){return false}if(!Cd(t)){return false}if(n===t.getFillerOffset()){return false}const i=e.nodeBefore;const o=e.nodeAfter;if(i instanceof Vr||o instanceof Vr){return false}return true}_updateText(e,t){const n=this.domConverter.findCorrespondingDomText(e);const i=this.domConverter.viewToDom(e,n.ownerDocument);const o=n.data;let s=i.data;const r=t.inlineFillerPosition;if(r&&r.parent==e.parent&&r.offset==e.index){s=cd+s}if(o!=s){const e=md(o,s);for(const t of e){if(t.type===\"insert\"){n.insertData(t.index,t.values.join(\"\"))}else{n.deleteData(t.index,t.howMany)}}}}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t){return}const n=Array.from(t.attributes).map(e=>e.name);const i=e.getAttributeKeys();for(const n of i){t.setAttribute(n,e.getAttribute(n))}for(const i of n){if(!e.hasAttribute(i)){t.removeAttribute(i)}}}_updateChildren(e,t){const n=this.domConverter.mapViewToDom(e);if(!n){return}const i=t.inlineFillerPosition;const o=this.domConverter.mapViewToDom(e).childNodes;const s=Array.from(this.domConverter.viewChildrenToDom(e,n.ownerDocument,{bind:true,inlineFillerPosition:i}));if(i&&i.parent===e){Td(n.ownerDocument,s,i.offset)}const r=this._diffNodeLists(o,s);let a=0;const c=new Set;for(const e of r){if(e===\"delete\"){c.add(o[a]);yd(o[a])}else if(e===\"equal\"){a++}}a=0;for(const e of r){if(e===\"insert\"){kd(n,a,s[a]);a++}else if(e===\"equal\"){this._markDescendantTextToSync(this.domConverter.domToView(s[a]));a++}}for(const e of c){if(!e.parentNode){this.domConverter.unbindDomElement(e)}}}_diffNodeLists(e,t){e=Sd(e,this._fakeSelectionContainer);return vd(e,t,Ed.bind(null,this.domConverter))}_findReplaceActions(e,t,n){if(e.indexOf(\"insert\")===-1||e.indexOf(\"delete\")===-1){return e}let i=[];let o=[];let s=[];const r={equal:0,insert:0,delete:0};for(const a of e){if(a===\"insert\"){s.push(n[r.equal+r.insert])}else if(a===\"delete\"){o.push(t[r.equal+r.delete])}else{i=i.concat(vd(o,s,Md).map(e=>e===\"equal\"?\"replace\":e));i.push(\"equal\");o=[];s=[]}r[a]++}return i.concat(vd(o,s,Md).map(e=>e===\"equal\"?\"replace\":e))}_markDescendantTextToSync(e){if(!e){return}if(e.is(\"text\")){this.markedTexts.add(e)}else if(e.is(\"element\")){for(const t of e.getChildren()){this._markDescendantTextToSync(t)}}}_updateSelection(){if(this.selection.rangeCount===0){this._removeDomSelection();this._removeFakeSelection();return}const e=this.domConverter.mapViewToDom(this.selection.editableElement);if(!this.isFocused||!e){return}if(this.selection.isFake){this._updateFakeSelection(e)}else{this._removeFakeSelection();this._updateDomSelection(e)}}_updateFakeSelection(e){const t=e.ownerDocument;if(!this._fakeSelectionContainer){this._fakeSelectionContainer=Id(t)}const n=this._fakeSelectionContainer;this.domConverter.bindFakeSelection(n,this.selection);if(!this._fakeSelectionNeedsUpdate(e)){return}if(!n.parentElement||n.parentElement!=e){e.appendChild(n)}n.textContent=this.selection.fakeSelectionLabel||\" \";const i=t.getSelection();const o=t.createRange();i.removeAllRanges();o.selectNodeContents(n);i.addRange(o)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t)){return}const n=this.domConverter.viewPositionToDom(this.selection.anchor);const i=this.domConverter.viewPositionToDom(this.selection.focus);e.focus();t.collapse(n.parent,n.offset);t.extend(i.parent,i.offset);if(Tl.isGecko){Pd(i,t)}}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e)){return true}const t=e&&this.domConverter.domSelectionToView(e);if(t&&this.selection.isEqual(t)){return false}if(!this.selection.isCollapsed&&this.selection.isSimilar(t)){return false}return true}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer;const n=e.ownerDocument.getSelection();if(!t||t.parentElement!==e){return true}if(n.anchorNode!==t&&!t.contains(n.anchorNode)){return true}return t.textContent!==this.selection.fakeSelectionLabel}_removeDomSelection(){for(const e of this.domDocuments){const t=e.getSelection();if(t.rangeCount){const t=e.activeElement;const n=this.domConverter.mapDomToView(t);if(t&&n){e.getSelection().removeAllRanges()}}}}_removeFakeSelection(){const 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jd{constructor(e,t={}){this.document=e;this.blockFillerMode=t.blockFillerMode||\"br\";this.preElements=[\"pre\"];this.blockElements=[\"p\",\"div\",\"h1\",\"h2\",\"h3\",\"h4\",\"h5\",\"h6\",\"li\",\"dd\",\"dt\",\"figcaption\"];this._blockFiller=this.blockFillerMode==\"br\"?rd:sd;this._domToViewMapping=new WeakMap;this._viewToDomMapping=new WeakMap;this._fakeSelectionMapping=new WeakMap}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new gl(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t);this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e);this._viewToDomMapping.delete(t);for(const t of e.childNodes){this.unbindDomElement(t)}}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t);this._viewToDomMapping.set(t,e)}viewToDom(e,t,n={}){if(e.is(\"text\")){const n=this._processDataFromViewText(e);return 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i=n?n(e,t):undefined;return i===undefined?Wu(e,t,undefined,n):!!i}var qu=$u;class Yu extends Yd{constructor(e){super(e);this._config={childList:true,characterData:true,characterDataOldValue:true,subtree:true};this.domConverter=e.domConverter;this.renderer=e._renderer;this._domElements=[];this._mutationObserver=new window.MutationObserver(this._onMutations.bind(this))}flush(){this._onMutations(this._mutationObserver.takeRecords())}observe(e){this._domElements.push(e);if(this.isEnabled){this._mutationObserver.observe(e,this._config)}}enable(){super.enable();for(const e of this._domElements){this._mutationObserver.observe(e,this._config)}}disable(){super.disable();this._mutationObserver.disconnect()}destroy(){super.destroy();this._mutationObserver.disconnect()}_onMutations(e){if(e.length===0){return}const t=this.domConverter;const n=new Map;const i=new Set;for(const n of e){if(n.type===\"childList\"){const e=t.mapDomToView(n.target);if(e&&e.is(\"uiElement\")){continue}if(e&&!this._isBogusBrMutation(n)){i.add(e)}}}for(const o of e){const e=t.mapDomToView(o.target);if(e&&e.is(\"uiElement\")){continue}if(o.type===\"characterData\"){const e=t.findCorrespondingViewText(o.target);if(e&&!i.has(e.parent)){n.set(e,{type:\"text\",oldText:e.data,newText:ud(o.target),node:e})}else if(!e&&ld(o.target)){i.add(t.mapDomToView(o.target.parentNode))}}}const o=[];for(const e of n.values()){this.renderer.markToSync(\"text\",e.node);o.push(e)}for(const e of i){const n=t.mapViewToDom(e);const i=Array.from(e.getChildren());const s=Array.from(t.domChildrenToView(n,{withChildren:false}));if(!qu(i,s,a)){this.renderer.markToSync(\"children\",e);o.push({type:\"children\",oldChildren:i,newChildren:s,node:e})}}const s=e[0].target.ownerDocument.getSelection();let r=null;if(s&&s.anchorNode){const e=t.domPositionToView(s.anchorNode,s.anchorOffset);const n=t.domPositionToView(s.focusNode,s.focusOffset);if(e&&n){r=new gl(e);r.setFocus(n)}}if(o.length){this.document.fire(\"mutations\",o,r);this.view.forceRender()}function a(e,t){if(Array.isArray(e)){return}if(e===t){return true}else if(e.is(\"text\")&&t.is(\"text\")){return e.data===t.data}return false}}_isBogusBrMutation(e){let t=null;if(e.nextSibling===null&&e.removedNodes.length===0&&e.addedNodes.length==1){t=this.domConverter.domToView(e.addedNodes[0],{withChildren:false})}return t&&t.is(\"element\",\"br\")}}class Gu{constructor(e,t,n){this.view=e;this.document=e.document;this.domEvent=t;this.domTarget=t.target;$c(this,n)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class Ju extends Yd{constructor(e){super(e);this.useCapture=false}observe(e){const t=typeof this.domEventType==\"string\"?[this.domEventType]:this.domEventType;t.forEach(t=>{this.listenTo(e,t,(e,t)=>{if(this.isEnabled){this.onDomEvent(t)}},{useCapture:this.useCapture})})}fire(e,t,n){if(this.isEnabled){this.document.fire(e,new Gu(this.view,t,n))}}}class Ku extends Ju{constructor(e){super(e);this.domEventType=[\"keydown\",\"keyup\"]}onDomEvent(e){this.fire(e.type,e,{keyCode:e.keyCode,altKey:e.altKey,ctrlKey:e.ctrlKey||e.metaKey,shiftKey:e.shiftKey,get keystroke(){return Rl(this)}})}}var Qu=function(){return i[\"a\"].Date.now()};var Xu=Qu;var Zu=0/0;var eh=/^\\s+|\\s+$/g;var th=/^[-+]0x[0-9a-f]+$/i;var nh=/^0b[01]+$/i;var ih=/^0o[0-7]+$/i;var oh=parseInt;function sh(e){if(typeof e==\"number\"){return e}if(Xr(e)){return Zu}if(ce(e)){var t=typeof e.valueOf==\"function\"?e.valueOf():e;e=ce(t)?t+\"\":t}if(typeof e!=\"string\"){return e===0?e:+e}e=e.replace(eh,\"\");var n=nh.test(e);return n||ih.test(e)?oh(e.slice(2),n?2:8):th.test(e)?Zu:+e}var rh=sh;var ah=\"Expected a function\";var ch=Math.max,lh=Math.min;function dh(e,t,n){var i,o,s,r,a,c,l=0,d=false,u=false,h=true;if(typeof e!=\"function\"){throw new TypeError(ah)}t=rh(t)||0;if(ce(n)){d=!!n.leading;u=\"maxWait\"in n;s=u?ch(rh(n.maxWait)||0,t):s;h=\"trailing\"in n?!!n.trailing:h}function f(t){var n=i,s=o;i=o=undefined;l=t;r=e.apply(s,n);return r}function m(e){l=e;a=setTimeout(b,t);return d?f(e):r}function g(e){var n=e-c,i=e-l,o=t-n;return u?lh(o,s-i):o}function p(e){var n=e-c,i=e-l;return c===undefined||n>=t||n<0||u&&i>=s}function b(){var e=Xu();if(p(e)){return w(e)}a=setTimeout(b,g(e))}function w(e){a=undefined;if(h&&i){return f(e)}i=o=undefined;return r}function _(){if(a!==undefined){clearTimeout(a)}l=0;i=c=o=a=undefined}function v(){return a===undefined?r:w(Xu())}function k(){var e=Xu(),n=p(e);i=arguments;o=this;c=e;if(n){if(a===undefined){return m(c)}if(u){clearTimeout(a);a=setTimeout(b,t);return f(c)}}if(a===undefined){a=setTimeout(b,t)}return r}k.cancel=_;k.flush=v;return k}var uh=dh;class hh extends Yd{constructor(e){super(e);this._fireSelectionChangeDoneDebounced=uh(e=>this.document.fire(\"selectionChangeDone\",e),200)}observe(){const e=this.document;e.on(\"keydown\",(t,n)=>{const i=e.selection;if(i.isFake&&fh(n.keyCode)&&this.isEnabled){n.preventDefault();this._handleSelectionMove(n.keyCode)}},{priority:\"lowest\"})}destroy(){super.destroy();this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionMove(e){const t=this.document.selection;const n=new gl(t.getRanges(),{backward:t.isBackward,fake:false});if(e==Ll.arrowleft||e==Ll.arrowup){n.setTo(n.getFirstPosition())}if(e==Ll.arrowright||e==Ll.arrowdown){n.setTo(n.getLastPosition())}const i={oldSelection:t,newSelection:n,domSelection:null};this.document.fire(\"selectionChange\",i);this._fireSelectionChangeDoneDebounced(i)}}function fh(e){return e==Ll.arrowright||e==Ll.arrowleft||e==Ll.arrowup||e==Ll.arrowdown}class mh extends Yd{constructor(e){super(e);this.mutationObserver=e.getObserver(Yu);this.selection=this.document.selection;this.domConverter=e.domConverter;this._documents=new WeakSet;this._fireSelectionChangeDoneDebounced=uh(e=>this.document.fire(\"selectionChangeDone\",e),200);this._clearInfiniteLoopInterval=setInterval(()=>this._clearInfiniteLoop(),1e3);this._loopbackCounter=0}observe(e){const t=e.ownerDocument;if(this._documents.has(t)){return}this.listenTo(t,\"selectionchange\",()=>{this._handleSelectionChange(t)});this._documents.add(t)}destroy(){super.destroy();clearInterval(this._clearInfiniteLoopInterval);this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionChange(e){if(!this.isEnabled){return}this.mutationObserver.flush();const t=e.defaultView.getSelection();const n=this.domConverter.domSelectionToView(t);if(n.rangeCount==0){this.view.hasDomSelection=false;return}this.view.hasDomSelection=true;if(this.selection.isEqual(n)&&this.domConverter.isDomSelectionCorrect(t)){return}if(++this._loopbackCounter>60){return}if(this.selection.isSimilar(n)){this.view.forceRender()}else{const e={oldSelection:this.selection,newSelection:n,domSelection:t};this.document.fire(\"selectionChange\",e);this._fireSelectionChangeDoneDebounced(e)}}_clearInfiniteLoop(){this._loopbackCounter=0}}class gh extends Ju{constructor(e){super(e);this.domEventType=[\"focus\",\"blur\"];this.useCapture=true;const t=this.document;t.on(\"focus\",()=>{t.isFocused=true;this._renderTimeoutId=setTimeout(()=>e.forceRender(),50)});t.on(\"blur\",(n,i)=>{const o=t.selection.editableElement;if(o===null||o===i.target){t.isFocused=false;e.forceRender()}})}onDomEvent(e){this.fire(e.type,e)}destroy(){if(this._renderTimeoutId){clearTimeout(this._renderTimeoutId)}super.destroy()}}class ph extends Ju{constructor(e){super(e);this.domEventType=[\"compositionstart\",\"compositionupdate\",\"compositionend\"];const t=this.document;t.on(\"compositionstart\",()=>{t.isComposing=true});t.on(\"compositionend\",()=>{t.isComposing=false})}onDomEvent(e){this.fire(e.type,e)}}class bh extends Ju{constructor(e){super(e);this.domEventType=[\"beforeinput\"]}onDomEvent(e){this.fire(e.type,e)}}function wh(e){return Object.prototype.toString.apply(e)==\"[object Range]\"}function _h(e){const t=e.ownerDocument.defaultView.getComputedStyle(e);return{top:parseInt(t.borderTopWidth,10),right:parseInt(t.borderRightWidth,10),bottom:parseInt(t.borderBottomWidth,10),left:parseInt(t.borderLeftWidth,10)}}const vh=[\"top\",\"right\",\"bottom\",\"left\",\"width\",\"height\"];class kh{constructor(e){const t=wh(e);Object.defineProperty(this,\"_source\",{value:e._source||e,writable:true,enumerable:false});if(Gs(e)||t){if(t){yh(this,kh.getDomRangeRects(e)[0])}else{yh(this,e.getBoundingClientRect())}}else if(Hd(e)){const{innerWidth:t,innerHeight:n}=e;yh(this,{top:0,right:t,bottom:n,left:0,width:t,height:n})}else{yh(this,e)}}clone(){return new kh(this)}moveTo(e,t){this.top=t;this.right=e+this.width;this.bottom=t+this.height;this.left=e;return this}moveBy(e,t){this.top+=t;this.right+=e;this.left+=e;this.bottom+=t;return this}getIntersection(e){const t={top:Math.max(this.top,e.top),right:Math.min(this.right,e.right),bottom:Math.min(this.bottom,e.bottom),left:Math.max(this.left,e.left)};t.width=t.right-t.left;t.height=t.bottom-t.top;if(t.width<0||t.height<0){return null}else{return new kh(t)}}getIntersectionArea(e){const t=this.getIntersection(e);if(t){return t.getArea()}else{return 0}}getArea(){return this.width*this.height}getVisible(){const e=this._source;let t=this.clone();if(!xh(e)){let n=e.parentNode||e.commonAncestorContainer;while(n&&!xh(n)){const e=new kh(n);const i=t.getIntersection(e);if(i){if(i.getArea()<t.getArea()){t=i}}else{return null}n=n.parentNode}}return t}isEqual(e){for(const t of vh){if(this[t]!==e[t]){return false}}return true}contains(e){const t=this.getIntersection(e);return!!(t&&t.isEqual(e))}excludeScrollbarsAndBorders(){const e=this._source;let t,n,i;if(Hd(e)){t=e.innerWidth-e.document.documentElement.clientWidth;n=e.innerHeight-e.document.documentElement.clientHeight;i=e.getComputedStyle(e.document.documentElement).direction}else{const o=_h(this._source);t=e.offsetWidth-e.clientWidth-o.left-o.right;n=e.offsetHeight-e.clientHeight-o.top-o.bottom;i=e.ownerDocument.defaultView.getComputedStyle(e).direction;this.left+=o.left;this.top+=o.top;this.right-=o.right;this.bottom-=o.bottom;this.width=this.right-this.left;this.height=this.bottom-this.top}this.width-=t;if(i===\"ltr\"){this.right-=t}else{this.left+=t}this.height-=n;this.bottom-=n;return this}static getDomRangeRects(e){const t=[];const n=Array.from(e.getClientRects());if(n.length){for(const e of n){t.push(new kh(e))}}else{let n=e.startContainer;if(od(n)){n=n.parentNode}const i=new kh(n.getBoundingClientRect());i.right=i.left;i.width=0;t.push(i)}return t}}function yh(e,t){for(const n of vh){e[n]=t[n]}}function xh(e){if(!Gs(e)){return false}return e===e.ownerDocument.body}const Ah={};function Ch({target:e,viewportOffset:t=0}){const n=Nh(e);let i=n;let o=null;while(i){let s;if(i==n){s=Lh(e)}else{s=Lh(o)}Eh(s,()=>Rh(e,i));const r=Rh(e,i);Mh(i,r,t);if(i.parent!=i){o=i.frameElement;i=i.parent;if(!o){return}}else{i=null}}}function Th(e){const t=Lh(e);Eh(t,()=>new kh(e))}Object.assign(Ah,{scrollViewportToShowTarget:Ch,scrollAncestorsToShowTarget:Th});function Mh(e,t,n){const i=t.clone().moveBy(0,n);const o=t.clone().moveBy(0,-n);const s=new kh(e).excludeScrollbarsAndBorders();const r=[o,i];if(!r.every(e=>s.contains(e))){let{scrollX:r,scrollY:a}=e;if(Sh(o,s)){a-=s.top-t.top+n}else if(Ph(i,s)){a+=t.bottom-s.bottom+n}if(Ih(t,s)){r-=s.left-t.left+n}else if(Oh(t,s)){r+=t.right-s.right+n}e.scrollTo(r,a)}}function Eh(e,t){const n=Nh(e);let i,o;while(e!=n.document.body){o=t();i=new kh(e).excludeScrollbarsAndBorders();if(!i.contains(o)){if(Sh(o,i)){e.scrollTop-=i.top-o.top}else if(Ph(o,i)){e.scrollTop+=o.bottom-i.bottom}if(Ih(o,i)){e.scrollLeft-=i.left-o.left}else if(Oh(o,i)){e.scrollLeft+=o.right-i.right}}e=e.parentNode}}function Ph(e,t){return e.bottom>t.bottom}function Sh(e,t){return e.top<t.top}function Ih(e,t){return e.left<t.left}function Oh(e,t){return e.right>t.right}function Nh(e){if(wh(e)){return e.startContainer.ownerDocument.defaultView}else{return e.ownerDocument.defaultView}}function Lh(e){if(wh(e)){let t=e.commonAncestorContainer;if(od(t)){t=t.parentNode}return t}else{return e.parentNode}}function Rh(e,t){const n=Nh(e);const i=new kh(e);if(n===t){return i}else{let e=n;while(e!=t){const t=e.frameElement;const n=new kh(t).excludeScrollbarsAndBorders();i.moveBy(n.left,n.top);e=e.parent}}return i}class Dh{constructor(e){this.document=new bl(e);this.domConverter=new jd(this.document);this.domRoots=new Map;this.set(\"isRenderingInProgress\",false);this.set(\"hasDomSelection\",false);this._renderer=new Ad(this.domConverter,this.document.selection);this._renderer.bind(\"isFocused\").to(this.document);this._initialDomRootAttributes=new WeakMap;this._observers=new Map;this._ongoingChange=false;this._postFixersInProgress=false;this._renderingDisabled=false;this._hasChangedSinceTheLastRendering=false;this._writer=new ql(this.document);this.addObserver(Yu);this.addObserver(mh);this.addObserver(gh);this.addObserver(Ku);this.addObserver(hh);this.addObserver(ph);if(Tl.isAndroid){this.addObserver(bh)}hd(this);Fl(this);this.on(\"render\",()=>{this._render();this.document.fire(\"layoutChanged\");this._hasChangedSinceTheLastRendering=false});this.listenTo(this.document.selection,\"change\",()=>{this._hasChangedSinceTheLastRendering=true})}attachDomRoot(e,t=\"main\"){const n=this.document.getRoot(t);n._name=e.tagName.toLowerCase();const i={};for(const{name:t,value:o}of Array.from(e.attributes)){i[t]=o;if(t===\"class\"){this._writer.addClass(o.split(\" \"),n)}else{this._writer.setAttribute(t,o,n)}}this._initialDomRootAttributes.set(e,i);const o=()=>{this._writer.setAttribute(\"contenteditable\",!n.isReadOnly,n);if(n.isReadOnly){this._writer.addClass(\"ck-read-only\",n)}else{this._writer.removeClass(\"ck-read-only\",n)}};o();this.domRoots.set(t,e);this.domConverter.bindElements(e,n);this._renderer.markToSync(\"children\",n);this._renderer.markToSync(\"attributes\",n);this._renderer.domDocuments.add(e.ownerDocument);n.on(\"change:children\",(e,t)=>this._renderer.markToSync(\"children\",t));n.on(\"change:attributes\",(e,t)=>this._renderer.markToSync(\"attributes\",t));n.on(\"change:text\",(e,t)=>this._renderer.markToSync(\"text\",t));n.on(\"change:isReadOnly\",()=>this.change(o));n.on(\"change\",()=>{this._hasChangedSinceTheLastRendering=true});for(const n of this._observers.values()){n.observe(e,t)}}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach(({name:e})=>t.removeAttribute(e));const n=this._initialDomRootAttributes.get(t);for(const e in n){t.setAttribute(e,n[e])}this.domRoots.delete(e);this.domConverter.unbindDomElement(t)}getDomRoot(e=\"main\"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t){return t}t=new e(this);this._observers.set(e,t);for(const[e,n]of this.domRoots){t.observe(n,e)}t.enable();return t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values()){e.disable()}}enableObservers(){for(const e of this._observers.values()){e.enable()}}scrollToTheSelection(){const e=this.document.selection.getFirstRange();if(e){Ch({target:this.domConverter.viewRangeToDom(e),viewportOffset:20})}}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;if(e){this.domConverter.focus(e);this.forceRender()}else{}}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress){throw new rr[\"b\"](\"cannot-change-view-tree: \"+\"Attempting to make changes to the view when it is in an incorrect state: rendering or post-fixers are in progress. \"+\"This may cause some unexpected behavior and inconsistency between the DOM and the view.\",this)}try{if(this._ongoingChange){return e(this._writer)}this._ongoingChange=true;const t=e(this._writer);this._ongoingChange=false;if(!this._renderingDisabled&&this._hasChangedSinceTheLastRendering){this._postFixersInProgress=true;this.document._callPostFixers(this._writer);this._postFixersInProgress=false;this.fire(\"render\")}return t}catch(e){rr[\"b\"].rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=true;this.change(()=>{})}destroy(){for(const e of this._observers.values()){e.destroy()}this.document.destroy();this.stopListening()}createPositionAt(e,t){return ul._createAt(e,t)}createPositionAfter(e){return ul._createAfter(e)}createPositionBefore(e){return ul._createBefore(e)}createRange(e,t){return new hl(e,t)}createRangeOn(e){return hl._createOn(e)}createRangeIn(e){return hl._createIn(e)}createSelection(e,t,n){return new gl(e,t,n)}_disableRendering(e){this._renderingDisabled=e;if(e==false){this.change(()=>{})}}_render(){this.isRenderingInProgress=true;this.disableObservers();this._renderer.render();this.enableObservers();this.isRenderingInProgress=false}}yr(Dh,Kc);class jh{constructor(e){this.parent=null;this._attrs=Ur(e)}get index(){let e;if(!this.parent){return null}if((e=this.parent.getChildIndex(this))===null){throw new rr[\"b\"](\"model-node-not-found-in-parent: The node's parent does not contain this node.\",this)}return e}get startOffset(){let e;if(!this.parent){return null}if((e=this.parent.getChildStartOffset(this))===null){throw new rr[\"b\"](\"model-node-not-found-in-parent: The node's parent does not contain this node.\",this)}return e}get offsetSize(){return 1}get endOffset(){if(!this.parent){return null}return this.startOffset+this.offsetSize}get nextSibling(){const e=this.index;return e!==null&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return e!==null&&this.parent.getChild(e-1)||null}get root(){let e=this;while(e.parent){e=e.parent}return e}isAttached(){return this.root.is(\"rootElement\")}getPath(){const e=[];let t=this;while(t.parent){e.unshift(t.startOffset);t=t.parent}return e}getAncestors(e={includeSelf:false,parentFirst:false}){const t=[];let n=e.includeSelf?this:this.parent;while(n){t[e.parentFirst?\"push\":\"unshift\"](n);n=n.parent}return t}getCommonAncestor(e,t={}){const n=this.getAncestors(t);const i=e.getAncestors(t);let o=0;while(n[o]==i[o]&&n[o]){o++}return o===0?null:n[o-1]}isBefore(e){if(this==e){return false}if(this.root!==e.root){return false}const t=this.getPath();const n=e.getPath();const i=Rr(t,n);switch(i){case\"prefix\":return true;case\"extension\":return false;default:return t[i]<n[i]}}isAfter(e){if(this==e){return false}if(this.root!==e.root){return false}return!this.isBefore(e)}hasAttribute(e){return this._attrs.has(e)}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const e={};if(this._attrs.size){e.attributes=Array.from(this._attrs).reduce((e,t)=>{e[t[0]]=t[1];return e},{})}return e}is(e){return e===\"node\"||e===\"model:node\"}_clone(){return new jh(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=Ur(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}class zh extends jh{constructor(e,t){super(t);this._data=e||\"\"}get offsetSize(){return this.data.length}get data(){return this._data}is(e){return e===\"text\"||e===\"model:text\"||e===\"node\"||e===\"model:node\"}toJSON(){const e=super.toJSON();e.data=this.data;return e}_clone(){return new zh(this.data,this.getAttributes())}static fromJSON(e){return new zh(e.data,e.attributes)}}class Bh{constructor(e,t,n){this.textNode=e;if(t<0||t>e.offsetSize){throw new rr[\"b\"](\"model-textproxy-wrong-offsetintext: Given offsetInText value is incorrect.\",this)}if(n<0||t+n>e.offsetSize){throw new rr[\"b\"](\"model-textproxy-wrong-length: Given length value is incorrect.\",this)}this.data=e.data.substring(t,t+n);this.offsetInText=t}get startOffset(){return this.textNode.startOffset!==null?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return this.startOffset!==null?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}is(e){return e===\"textProxy\"||e===\"model:textProxy\"}getPath(){const e=this.textNode.getPath();if(e.length>0){e[e.length-1]+=this.offsetInText}return e}getAncestors(e={includeSelf:false,parentFirst:false}){const t=[];let n=e.includeSelf?this:this.parent;while(n){t[e.parentFirst?\"push\":\"unshift\"](n);n=n.parent}return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}class Vh{constructor(e){this._nodes=[];if(e){this._insertNodes(0,e)}}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((e,t)=>e+t.offsetSize,0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return t==-1?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return t===null?null:this._nodes.slice(0,t).reduce((e,t)=>e+t.offsetSize,0)}indexToOffset(e){if(e==this._nodes.length){return this.maxOffset}const t=this._nodes[e];if(!t){throw new rr[\"b\"](\"model-nodelist-index-out-of-bounds: Given index cannot be found in the node list.\",this)}return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const n of this._nodes){if(e>=t&&e<t+n.offsetSize){return this.getNodeIndex(n)}t+=n.offsetSize}if(t!=e){throw new rr[\"b\"](\"model-nodelist-offset-out-of-bounds: Given offset cannot be found in the node list.\",this,{offset:e,nodeList:this})}return this.length}_insertNodes(e,t){for(const e of t){if(!(e instanceof jh)){throw new rr[\"b\"](\"model-nodelist-insertNodes-not-node: Trying to insert an object which is not a Node instance.\",this)}}this._nodes.splice(e,0,...t)}_removeNodes(e,t=1){return this._nodes.splice(e,t)}toJSON(){return this._nodes.map(e=>e.toJSON())}}class Fh extends jh{constructor(e,t,n){super(t);this.name=e;this._children=new Vh;if(n){this._insertChild(0,n)}}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return this.childCount===0}is(e,t=null){if(!t){return e===\"element\"||e===\"model:element\"||e===this.name||e===\"model:\"+this.name||e===\"node\"||e===\"model:node\"}return t===this.name&&(e===\"element\"||e===\"model:element\")}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const n of e){t=t.getChild(t.offsetToIndex(n))}return t}toJSON(){const e=super.toJSON();e.name=this.name;if(this._children.length>0){e.children=[];for(const t of this._children){e.children.push(t.toJSON())}}return e}_clone(e=false){const t=e?Array.from(this._children).map(e=>e._clone(true)):null;return new Fh(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const n=Hh(t);for(const e of n){if(e.parent!==null){e._remove()}e.parent=this}this._children._insertNodes(e,n)}_removeChildren(e,t=1){const n=this._children._removeNodes(e,t);for(const e of n){e.parent=null}return n}static fromJSON(e){let t=null;if(e.children){t=[];for(const n of e.children){if(n.name){t.push(Fh.fromJSON(n))}else{t.push(zh.fromJSON(n))}}}return new Fh(e.name,e.attributes,t)}}function Hh(e){if(typeof e==\"string\"){return[new zh(e)]}if(!kr(e)){e=[e]}return Array.from(e).map(e=>{if(typeof e==\"string\"){return new zh(e)}if(e instanceof Bh){return new zh(e.data,e.getAttributes())}return e})}class Uh{constructor(e={}){if(!e.boundaries&&!e.startPosition){throw new rr[\"b\"](\"model-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.\",null)}const t=e.direction||\"forward\";if(t!=\"forward\"&&t!=\"backward\"){throw new rr[\"b\"](\"model-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.\",e,{direction:t})}this.direction=t;this.boundaries=e.boundaries||null;if(e.startPosition){this.position=e.startPosition.clone()}else{this.position=$h._createAt(this.boundaries[this.direction==\"backward\"?\"end\":\"start\"])}this.position.stickiness=\"toNone\";this.singleCharacters=!!e.singleCharacters;this.shallow=!!e.shallow;this.ignoreElementEnd=!!e.ignoreElementEnd;this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null;this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null;this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(e){let t,n,i,o;do{i=this.position;o=this._visitedParent;({done:t,value:n}=this.next())}while(!t&&e(n));if(!t){this.position=i;this._visitedParent=o}}next(){if(this.direction==\"forward\"){return this._next()}else{return this._previous()}}_next(){const e=this.position;const t=this.position.clone();const n=this._visitedParent;if(n.parent===null&&t.offset===n.maxOffset){return{done:true}}if(n===this._boundaryEndParent&&t.offset==this.boundaries.end.offset){return{done:true}}const i=t.parent;const o=qh(t,i);const s=o?o:Yh(t,i,o);if(s instanceof Fh){if(!this.shallow){t.path.push(0);this._visitedParent=s}else{t.offset++}this.position=t;return Wh(\"elementStart\",s,e,t,1)}else if(s instanceof zh){let i;if(this.singleCharacters){i=1}else{let e=s.endOffset;if(this._boundaryEndParent==n&&this.boundaries.end.offset<e){e=this.boundaries.end.offset}i=e-t.offset}const o=t.offset-s.startOffset;const r=new Bh(s,o,i);t.offset+=i;this.position=t;return Wh(\"text\",r,e,t,i)}else{t.path.pop();t.offset++;this.position=t;this._visitedParent=n.parent;if(this.ignoreElementEnd){return this._next()}else{return Wh(\"elementEnd\",n,e,t)}}}_previous(){const e=this.position;const t=this.position.clone();const n=this._visitedParent;if(n.parent===null&&t.offset===0){return{done:true}}if(n==this._boundaryStartParent&&t.offset==this.boundaries.start.offset){return{done:true}}const i=t.parent;const o=qh(t,i);const s=o?o:Gh(t,i,o);if(s instanceof Fh){t.offset--;if(!this.shallow){t.path.push(s.maxOffset);this.position=t;this._visitedParent=s;if(this.ignoreElementEnd){return this._previous()}else{return Wh(\"elementEnd\",s,e,t)}}else{this.position=t;return Wh(\"elementStart\",s,e,t,1)}}else if(s instanceof zh){let i;if(this.singleCharacters){i=1}else{let e=s.startOffset;if(this._boundaryStartParent==n&&this.boundaries.start.offset>e){e=this.boundaries.start.offset}i=t.offset-e}const o=t.offset-s.startOffset;const r=new Bh(s,o-i,i);t.offset-=i;this.position=t;return Wh(\"text\",r,e,t,i)}else{t.path.pop();this.position=t;this._visitedParent=n.parent;return Wh(\"elementStart\",n,e,t,1)}}}function Wh(e,t,n,i,o){return{done:false,value:{type:e,item:t,previousPosition:n,nextPosition:i,length:o}}}class $h{constructor(e,t,n=\"toNone\"){if(!e.is(\"element\")&&!e.is(\"documentFragment\")){throw new rr[\"b\"](\"model-position-root-invalid: Position root invalid.\",e)}if(!(t instanceof Array)||t.length===0){throw new rr[\"b\"](\"model-position-path-incorrect-format: Position path must be an array with at least one item.\",e,{path:t})}if(e.is(\"rootElement\")){t=t.slice()}else{t=[...e.getPath(),...t];e=e.root}this.root=e;this.path=t;this.stickiness=n}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t<this.path.length-1;t++){e=e.getChild(e.offsetToIndex(this.path[t]));if(!e){throw new rr[\"b\"](\"model-position-path-incorrect: The position's path is incorrect.\",this,{position:this})}}if(e.is(\"text\")){throw new rr[\"b\"](\"model-position-path-incorrect: The position's path is incorrect.\",this,{position:this})}return e}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return qh(this,this.parent)}get nodeAfter(){const e=this.parent;return Yh(this,e,qh(this,e))}get nodeBefore(){const e=this.parent;return Gh(this,e,qh(this,e))}get isAtStart(){return this.offset===0}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(e){if(this.root!=e.root){return\"different\"}const t=Rr(this.path,e.path);switch(t){case\"same\":return\"same\";case\"prefix\":return\"before\";case\"extension\":return\"after\";default:return this.path[t]<e.path[t]?\"before\":\"after\"}}getLastMatchingPosition(e,t={}){t.startPosition=this;const n=new Uh(t);n.skip(e);return n.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const e=this.parent;if(e.is(\"documentFragment\")){return[e]}else{return e.getAncestors({includeSelf:true})}}getCommonPath(e){if(this.root!=e.root){return[]}const t=Rr(this.path,e.path);const n=typeof t==\"string\"?Math.min(this.path.length,e.path.length):t;return this.path.slice(0,n)}getCommonAncestor(e){const t=this.getAncestors();const n=e.getAncestors();let i=0;while(t[i]==n[i]&&t[i]){i++}return i===0?null:t[i-1]}getShiftedBy(e){const t=this.clone();const n=t.offset+e;t.offset=n<0?0:n;return t}isAfter(e){return this.compareWith(e)==\"after\"}isBefore(e){return this.compareWith(e)==\"before\"}isEqual(e){return this.compareWith(e)==\"same\"}isTouching(e){let t=null;let n=null;const i=this.compareWith(e);switch(i){case\"same\":return true;case\"before\":t=$h._createAt(this);n=$h._createAt(e);break;case\"after\":t=$h._createAt(e);n=$h._createAt(this);break;default:return false}let o=t.parent;while(t.path.length+n.path.length){if(t.isEqual(n)){return true}if(t.path.length>n.path.length){if(t.offset!==o.maxOffset){return false}t.path=t.path.slice(0,-1);o=o.parent;t.offset++}else{if(n.offset!==0){return false}n.path=n.path.slice(0,-1)}}}is(e){return e===\"position\"||e===\"model:position\"}hasSameParentAs(e){if(this.root!==e.root){return false}const t=this.getParentPath();const n=e.getParentPath();return Rr(t,n)==\"same\"}getTransformedByOperation(e){let t;switch(e.type){case\"insert\":t=this._getTransformedByInsertOperation(e);break;case\"move\":case\"remove\":case\"reinsert\":t=this._getTransformedByMoveOperation(e);break;case\"split\":t=this._getTransformedBySplitOperation(e);break;case\"merge\":t=this._getTransformedByMergeOperation(e);break;default:t=$h._createAt(this);break}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;const n=t.containsPosition(this)||t.start.isEqual(this)&&this.stickiness==\"toNext\";if(n){return this._getCombined(e.splitPosition,e.moveTargetPosition)}else{if(e.graveyardPosition){return this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1)}else{return this._getTransformedByInsertion(e.insertionPosition,1)}}}_getTransformedByMergeOperation(e){const t=e.movedRange;const n=t.containsPosition(this)||t.start.isEqual(this);let i;if(n){i=this._getCombined(e.sourcePosition,e.targetPosition);if(e.sourcePosition.isBefore(e.targetPosition)){i=i._getTransformedByDeletion(e.deletionPosition,1)}}else if(this.isEqual(e.deletionPosition)){i=$h._createAt(e.deletionPosition)}else{i=this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1)}return i}_getTransformedByDeletion(e,t){const n=$h._createAt(this);if(this.root!=e.root){return n}if(Rr(e.getParentPath(),this.getParentPath())==\"same\"){if(e.offset<this.offset){if(e.offset+t>this.offset){return null}else{n.offset-=t}}}else if(Rr(e.getParentPath(),this.getParentPath())==\"prefix\"){const i=e.path.length-1;if(e.offset<=this.path[i]){if(e.offset+t>this.path[i]){return null}else{n.path[i]-=t}}}return n}_getTransformedByInsertion(e,t){const n=$h._createAt(this);if(this.root!=e.root){return n}if(Rr(e.getParentPath(),this.getParentPath())==\"same\"){if(e.offset<this.offset||e.offset==this.offset&&this.stickiness!=\"toPrevious\"){n.offset+=t}}else if(Rr(e.getParentPath(),this.getParentPath())==\"prefix\"){const i=e.path.length-1;if(e.offset<=this.path[i]){n.path[i]+=t}}return n}_getTransformedByMove(e,t,n){t=t._getTransformedByDeletion(e,n);if(e.isEqual(t)){return $h._createAt(this)}const i=this._getTransformedByDeletion(e,n);const o=i===null||e.isEqual(this)&&this.stickiness==\"toNext\"||e.getShiftedBy(n).isEqual(this)&&this.stickiness==\"toPrevious\";if(o){return this._getCombined(e,t)}else{return i._getTransformedByInsertion(t,n)}}_getCombined(e,t){const n=e.path.length-1;const i=$h._createAt(t);i.stickiness=this.stickiness;i.offset=i.offset+this.path[n]-e.offset;i.path=[...i.path,...this.path.slice(n+1)];return i}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(e,t,n=\"toNone\"){if(e instanceof $h){return new $h(e.root,e.path,e.stickiness)}else{const i=e;if(t==\"end\"){t=i.maxOffset}else if(t==\"before\"){return this._createBefore(i,n)}else if(t==\"after\"){return this._createAfter(i,n)}else if(t!==0&&!t){throw new rr[\"b\"](\"model-createPositionAt-offset-required: \"+\"Model#createPositionAt() requires the offset when the first parameter is a model item.\",[this,e])}if(!i.is(\"element\")&&!i.is(\"documentFragment\")){throw new rr[\"b\"](\"model-position-parent-incorrect: Position parent have to be a element or document fragment.\",[this,e])}const o=i.getPath();o.push(t);return new this(i.root,o,n)}}static _createAfter(e,t){if(!e.parent){throw new rr[\"b\"](\"model-position-after-root: You cannot make a position after root.\",[this,e],{root:e})}return this._createAt(e.parent,e.endOffset,t)}static _createBefore(e,t){if(!e.parent){throw new rr[\"b\"](\"model-position-before-root: You cannot make a position before root.\",e,{root:e})}return this._createAt(e.parent,e.startOffset,t)}static fromJSON(e,t){if(e.root===\"$graveyard\"){const n=new $h(t.graveyard,e.path);n.stickiness=e.stickiness;return n}if(!t.getRoot(e.root)){throw new rr[\"b\"](\"model-position-fromjson-no-root: Cannot create position for document. Root with specified name does not exist.\",t,{rootName:e.root})}return new $h(t.getRoot(e.root),e.path,e.stickiness)}}function qh(e,t){const n=t.getChild(t.offsetToIndex(e.offset));if(n&&n.is(\"text\")&&n.startOffset<e.offset){return n}return null}function Yh(e,t,n){if(n!==null){return null}return t.getChild(t.offsetToIndex(e.offset))}function Gh(e,t,n){if(n!==null){return null}return t.getChild(t.offsetToIndex(e.offset)-1)}class Jh{constructor(e,t=null){this.start=$h._createAt(e);this.end=t?$h._createAt(t):$h._createAt(e);this.start.stickiness=this.isCollapsed?\"toNone\":\"toNext\";this.end.stickiness=this.isCollapsed?\"toNone\":\"toPrevious\"}*[Symbol.iterator](){yield*new Uh({boundaries:this,ignoreElementEnd:true})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){const e=this.start.getParentPath();const t=this.end.getParentPath();return Rr(e,t)==\"same\"}get root(){return this.start.root}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=false){if(e.isCollapsed){t=false}const n=this.containsPosition(e.start)||t&&this.start.isEqual(e.start);const i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return n&&i}containsItem(e){const t=$h._createBefore(e);return this.containsPosition(t)||this.start.isEqual(t)}is(e){return e===\"range\"||e===\"model:range\"}isEqual(e){return this.start.isEqual(e.start)&&this.end.isEqual(e.end)}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}getDifference(e){const t=[];if(this.isIntersecting(e)){if(this.containsPosition(e.start)){t.push(new Jh(this.start,e.start))}if(this.containsPosition(e.end)){t.push(new Jh(e.end,this.end))}}else{t.push(new Jh(this.start,this.end))}return t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start;let n=this.end;if(this.containsPosition(e.start)){t=e.start}if(this.containsPosition(e.end)){n=e.end}return new Jh(t,n)}return null}getMinimalFlatRanges(){const e=[];const t=this.start.getCommonPath(this.end).length;const n=$h._createAt(this.start);let i=n.parent;while(n.path.length>t+1){const t=i.maxOffset-n.offset;if(t!==0){e.push(new Jh(n,n.getShiftedBy(t)))}n.path=n.path.slice(0,-1);n.offset++;i=i.parent}while(n.path.length<=this.end.path.length){const t=this.end.path[n.path.length-1];const i=t-n.offset;if(i!==0){e.push(new Jh(n,n.getShiftedBy(i)))}n.offset=t;n.path.push(0)}return e}getWalker(e={}){e.boundaries=this;return new Uh(e)}*getItems(e={}){e.boundaries=this;e.ignoreElementEnd=true;const t=new Uh(e);for(const e of t){yield e.item}}*getPositions(e={}){e.boundaries=this;const t=new Uh(e);yield t.position;for(const e of t){yield e.nextPosition}}getTransformedByOperation(e){switch(e.type){case\"insert\":return this._getTransformedByInsertOperation(e);case\"move\":case\"remove\":case\"reinsert\":return this._getTransformedByMoveOperation(e);case\"split\":return[this._getTransformedBySplitOperation(e)];case\"merge\":return[this._getTransformedByMergeOperation(e)]}return[new Jh(this.start,this.end)]}getTransformedByOperations(e){const t=[new Jh(this.start,this.end)];for(const n of e){for(let e=0;e<t.length;e++){const i=t[e].getTransformedByOperation(n);t.splice(e,1,...i);e+=i.length-1}}for(let e=0;e<t.length;e++){const n=t[e];for(let i=e+1;i<t.length;i++){const e=t[i];if(n.containsRange(e)||e.containsRange(n)||n.isEqual(e)){t.splice(i,1)}}}return t}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed){return null}const e=this.start.nodeAfter;const t=this.end.nodeBefore;if(e&&e.is(\"element\")&&e===t){return e}return null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(e,t=false){return this._getTransformedByInsertion(e.position,e.howMany,t)}_getTransformedByMoveOperation(e,t=false){const n=e.sourcePosition;const i=e.howMany;const o=e.targetPosition;return this._getTransformedByMove(n,o,i,t)}_getTransformedBySplitOperation(e){const t=this.start._getTransformedBySplitOperation(e);let n=this.end._getTransformedBySplitOperation(e);if(this.end.isEqual(e.insertionPosition)){n=this.end.getShiftedBy(1)}if(t.root!=n.root){n=this.end.getShiftedBy(-1)}return new Jh(t,n)}_getTransformedByMergeOperation(e){if(this.start.isEqual(e.targetPosition)&&this.end.isEqual(e.deletionPosition)){return new Jh(this.start)}let t=this.start._getTransformedByMergeOperation(e);let n=this.end._getTransformedByMergeOperation(e);if(t.root!=n.root){n=this.end.getShiftedBy(-1)}if(t.isAfter(n)){if(e.sourcePosition.isBefore(e.targetPosition)){t=$h._createAt(n);t.offset=0}else{if(!e.deletionPosition.isEqual(t)){n=e.deletionPosition}t=e.targetPosition}return new Jh(t,n)}return new Jh(t,n)}_getTransformedByInsertion(e,t,n=false){if(n&&this.containsPosition(e)){return[new Jh(this.start,e),new Jh(e.getShiftedBy(t),this.end._getTransformedByInsertion(e,t))]}else{const n=new Jh(this.start,this.end);n.start=n.start._getTransformedByInsertion(e,t);n.end=n.end._getTransformedByInsertion(e,t);return[n]}}_getTransformedByMove(e,t,n,i=false){if(this.isCollapsed){const i=this.start._getTransformedByMove(e,t,n);return[new Jh(i)]}const o=Jh._createFromPositionAndShift(e,n);const s=t._getTransformedByDeletion(e,n);if(this.containsPosition(t)&&!i){if(o.containsPosition(this.start)||o.containsPosition(this.end)){const i=this.start._getTransformedByMove(e,t,n);const o=this.end._getTransformedByMove(e,t,n);return[new Jh(i,o)]}}let r;const a=this.getDifference(o);let c=null;const l=this.getIntersection(o);if(a.length==1){c=new Jh(a[0].start._getTransformedByDeletion(e,n),a[0].end._getTransformedByDeletion(e,n))}else if(a.length==2){c=new Jh(this.start,this.end._getTransformedByDeletion(e,n))}if(c){r=c._getTransformedByInsertion(s,n,l!==null||i)}else{r=[]}if(l){const e=new Jh(l.start._getCombined(o.start,s),l.end._getCombined(o.start,s));if(r.length==2){r.splice(1,0,e)}else{r.push(e)}}return r}_getTransformedByDeletion(e,t){let n=this.start._getTransformedByDeletion(e,t);let i=this.end._getTransformedByDeletion(e,t);if(n==null&&i==null){return null}if(n==null){n=e}if(i==null){i=e}return new Jh(n,i)}static _createFromPositionAndShift(e,t){const n=e;const i=e.getShiftedBy(t);return t>0?new this(n,i):new this(i,n)}static _createIn(e){return new this($h._createAt(e,0),$h._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift($h._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(e.length===0){throw new rr[\"b\"](\"range-create-from-ranges-empty-array: At least one range has to be passed.\",null)}else if(e.length==1){return e[0].clone()}const t=e[0];e.sort((e,t)=>e.start.isAfter(t.start)?1:-1);const n=e.indexOf(t);const i=new this(t.start,t.end);if(n>0){for(let t=n-1;true;t++){if(e[t].end.isEqual(i.start)){i.start=$h._createAt(e[t].start)}else{break}}}for(let t=n+1;t<e.length;t++){if(e[t].start.isEqual(i.end)){i.end=$h._createAt(e[t].end)}else{break}}return i}static fromJSON(e,t){return new this($h.fromJSON(e.start,t),$h.fromJSON(e.end,t))}}class Kh{constructor(){this._modelToViewMapping=new WeakMap;this._viewToModelMapping=new WeakMap;this._viewToModelLengthCallbacks=new Map;this._markerNameToElements=new Map;this._elementToMarkerNames=new Map;this._unboundMarkerNames=new Set;this.on(\"modelToViewPosition\",(e,t)=>{if(t.viewPosition){return}const n=this._modelToViewMapping.get(t.modelPosition.parent);t.viewPosition=this._findPositionIn(n,t.modelPosition.offset)},{priority:\"low\"});this.on(\"viewToModelPosition\",(e,t)=>{if(t.modelPosition){return}const n=this.findMappedViewAncestor(t.viewPosition);const i=this._viewToModelMapping.get(n);const o=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,n);t.modelPosition=$h._createAt(i,o)},{priority:\"low\"})}bindElements(e,t){this._modelToViewMapping.set(e,t);this._viewToModelMapping.set(t,e)}unbindViewElement(e){const t=this.toModelElement(e);this._viewToModelMapping.delete(e);if(this._elementToMarkerNames.has(e)){for(const t of this._elementToMarkerNames.get(e)){this._unboundMarkerNames.add(t)}}if(this._modelToViewMapping.get(t)==e){this._modelToViewMapping.delete(t)}}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e);if(this._viewToModelMapping.get(t)==e){this._viewToModelMapping.delete(t)}}bindElementToMarker(e,t){const n=this._markerNameToElements.get(t)||new Set;n.add(e);const i=this._elementToMarkerNames.get(e)||new Set;i.add(t);this._markerNameToElements.set(t,n);this._elementToMarkerNames.set(e,i)}unbindElementFromMarkerName(e,t){const n=this._markerNameToElements.get(t);if(n){n.delete(e);if(n.size==0){this._markerNameToElements.delete(t)}}const i=this._elementToMarkerNames.get(e);if(i){i.delete(t);if(i.size==0){this._elementToMarkerNames.delete(e)}}}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);this._unboundMarkerNames.clear();return e}clearBindings(){this._modelToViewMapping=new WeakMap;this._viewToModelMapping=new WeakMap;this._markerNameToElements=new Map;this._elementToMarkerNames=new Map;this._unboundMarkerNames=new Set}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new Jh(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new hl(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};this.fire(\"viewToModelPosition\",t);return t.modelPosition}toViewPosition(e,t={isPhantom:false}){const n={modelPosition:e,mapper:this,isPhantom:t.isPhantom};this.fire(\"modelToViewPosition\",n);return n.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t){return null}const n=new Set;for(const e of t){if(e.is(\"attributeElement\")){for(const t of e.getElementsWithSameId()){n.add(t)}}else{n.add(e)}}return n}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;while(!this._viewToModelMapping.has(t)){t=t.parent}return t}_toModelOffset(e,t,n){if(n!=e){const i=this._toModelOffset(e.parent,e.index,n);const o=this._toModelOffset(e,t,e);return i+o}if(e.is(\"text\")){return t}let i=0;for(let n=0;n<t;n++){i+=this.getModelLength(e.getChild(n))}return i}getModelLength(e){if(this._viewToModelLengthCallbacks.get(e.name)){const t=this._viewToModelLengthCallbacks.get(e.name);return t(e)}else if(this._viewToModelMapping.has(e)){return 1}else if(e.is(\"text\")){return e.data.length}else if(e.is(\"uiElement\")){return 0}else{let t=0;for(const n of e.getChildren()){t+=this.getModelLength(n)}return t}}_findPositionIn(e,t){let n;let i=0;let o=0;let s=0;if(e.is(\"text\")){return new ul(e,t)}while(o<t){n=e.getChild(s);i=this.getModelLength(n);o+=i;s++}if(o==t){return this._moveViewPositionToTextNode(new ul(e,s))}else{return this._findPositionIn(n,t-(o-i))}}_moveViewPositionToTextNode(e){const t=e.nodeBefore;const n=e.nodeAfter;if(t instanceof Vr){return new ul(t,t.data.length)}else if(n instanceof Vr){return new ul(n,0)}return e}}yr(Kh,dr);class Qh{constructor(){this._consumable=new Map;this._textProxyRegistry=new Map}add(e,t){t=Xh(t);if(e instanceof Bh){e=this._getSymbolForTextProxy(e)}if(!this._consumable.has(e)){this._consumable.set(e,new Map)}this._consumable.get(e).set(t,true)}consume(e,t){t=Xh(t);if(e instanceof Bh){e=this._getSymbolForTextProxy(e)}if(this.test(e,t)){this._consumable.get(e).set(t,false);return true}else{return false}}test(e,t){t=Xh(t);if(e instanceof Bh){e=this._getSymbolForTextProxy(e)}const n=this._consumable.get(e);if(n===undefined){return null}const i=n.get(t);if(i===undefined){return null}return i}revert(e,t){t=Xh(t);if(e instanceof Bh){e=this._getSymbolForTextProxy(e)}const n=this.test(e,t);if(n===false){this._consumable.get(e).set(t,true);return true}else if(n===true){return false}return null}_getSymbolForTextProxy(e){let t=null;const n=this._textProxyRegistry.get(e.startOffset);if(n){const i=n.get(e.endOffset);if(i){t=i.get(e.parent)}}if(!t){t=this._addSymbolForTextProxy(e.startOffset,e.endOffset,e.parent)}return t}_addSymbolForTextProxy(e,t,n){const i=Symbol(\"textProxySymbol\");let o,s;o=this._textProxyRegistry.get(e);if(!o){o=new Map;this._textProxyRegistry.set(e,o)}s=o.get(t);if(!s){s=new Map;o.set(t,s)}s.set(n,i);return i}}function Xh(e){const t=e.split(\":\");return t.length>1?t[0]+\":\"+t[1]:t[0]}class Zh{constructor(e){this.conversionApi=$c({dispatcher:this},e)}convertChanges(e,t,n){for(const t of e.getMarkersToRemove()){this.convertMarkerRemove(t.name,t.range,n)}for(const t of e.getChanges()){if(t.type==\"insert\"){this.convertInsert(Jh._createFromPositionAndShift(t.position,t.length),n)}else if(t.type==\"remove\"){this.convertRemove(t.position,t.length,t.name,n)}else{this.convertAttribute(t.range,t.attributeKey,t.attributeOldValue,t.attributeNewValue,n)}}for(const e of this.conversionApi.mapper.flushUnboundMarkerNames()){const i=t.get(e).getRange();this.convertMarkerRemove(e,i,n);this.convertMarkerAdd(e,i,n)}for(const t of e.getMarkersToAdd()){this.convertMarkerAdd(t.name,t.range,n)}}convertInsert(e,t){this.conversionApi.writer=t;this.conversionApi.consumable=this._createInsertConsumable(e);for(const t of e){const e=t.item;const n=Jh._createFromPositionAndShift(t.previousPosition,t.length);const i={item:e,range:n};this._testAndFire(\"insert\",i);for(const t of e.getAttributeKeys()){i.attributeKey=t;i.attributeOldValue=null;i.attributeNewValue=e.getAttribute(t);this._testAndFire(`attribute:${t}`,i)}}this._clearConversionApi()}convertRemove(e,t,n,i){this.conversionApi.writer=i;this.fire(\"remove:\"+n,{position:e,length:t},this.conversionApi);this._clearConversionApi()}convertAttribute(e,t,n,i,o){this.conversionApi.writer=o;this.conversionApi.consumable=this._createConsumableForRange(e,`attribute:${t}`);for(const o of e){const e=o.item;const s=Jh._createFromPositionAndShift(o.previousPosition,o.length);const r={item:e,range:s,attributeKey:t,attributeOldValue:n,attributeNewValue:i};this._testAndFire(`attribute:${t}`,r)}this._clearConversionApi()}convertSelection(e,t,n){const i=Array.from(t.getMarkersAtPosition(e.getFirstPosition()));this.conversionApi.writer=n;this.conversionApi.consumable=this._createSelectionConsumable(e,i);this.fire(\"selection\",{selection:e},this.conversionApi);if(!e.isCollapsed){return}for(const t of i){const n=t.getRange();if(!ef(e.getFirstPosition(),t,this.conversionApi.mapper)){continue}const i={item:e,markerName:t.name,markerRange:n};if(this.conversionApi.consumable.test(e,\"addMarker:\"+t.name)){this.fire(\"addMarker:\"+t.name,i,this.conversionApi)}}for(const t of e.getAttributeKeys()){const n={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};if(this.conversionApi.consumable.test(e,\"attribute:\"+n.attributeKey)){this.fire(\"attribute:\"+n.attributeKey+\":$text\",n,this.conversionApi)}}this._clearConversionApi()}convertMarkerAdd(e,t,n){if(!t.root.document||t.root.rootName==\"$graveyard\"){return}this.conversionApi.writer=n;const i=\"addMarker:\"+e;const o=new Qh;o.add(t,i);this.conversionApi.consumable=o;this.fire(i,{markerName:e,markerRange:t},this.conversionApi);if(!o.test(t,i)){return}this.conversionApi.consumable=this._createConsumableForRange(t,i);for(const n of t.getItems()){if(!this.conversionApi.consumable.test(n,i)){continue}const o={item:n,range:Jh._createOn(n),markerName:e,markerRange:t};this.fire(i,o,this.conversionApi)}this._clearConversionApi()}convertMarkerRemove(e,t,n){if(!t.root.document||t.root.rootName==\"$graveyard\"){return}this.conversionApi.writer=n;this.fire(\"removeMarker:\"+e,{markerName:e,markerRange:t},this.conversionApi);this._clearConversionApi()}_createInsertConsumable(e){const t=new Qh;for(const n of e){const e=n.item;t.add(e,\"insert\");for(const n of e.getAttributeKeys()){t.add(e,\"attribute:\"+n)}}return t}_createConsumableForRange(e,t){const n=new Qh;for(const i of e.getItems()){n.add(i,t)}return n}_createSelectionConsumable(e,t){const n=new Qh;n.add(e,\"selection\");for(const i of t){n.add(e,\"addMarker:\"+i.name)}for(const t of e.getAttributeKeys()){n.add(e,\"attribute:\"+t)}return n}_testAndFire(e,t){if(!this.conversionApi.consumable.test(t.item,e)){return}const n=t.item.name||\"$text\";this.fire(e+\":\"+n,t,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer;delete this.conversionApi.consumable}}yr(Zh,dr);function ef(e,t,n){const i=t.getRange();const o=Array.from(e.getAncestors());o.shift();o.reverse();const s=o.some(e=>{if(i.containsItem(e)){const t=n.toViewElement(e);return!!t.getCustomProperty(\"addHighlight\")}});return!s}class tf{constructor(e,t,n){this._lastRangeBackward=false;this._ranges=[];this._attrs=new Map;if(e){this.setTo(e,t,n)}}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){const e=this._ranges.length;if(e===1){return this._ranges[0].isCollapsed}else{return false}}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount){return false}else if(this.rangeCount===0){return true}if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus)){return false}for(const t of this._ranges){let n=false;for(const i of e._ranges){if(t.isEqual(i)){n=true;break}}if(!n){return false}}return true}*getRanges(){for(const e of this._ranges){yield new Jh(e.start,e.end)}}getFirstRange(){let e=null;for(const t of this._ranges){if(!e||t.start.isBefore(e.start)){e=t}}return e?new Jh(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges){if(!e||t.end.isAfter(e.end)){e=t}}return e?new Jh(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(e,t,n){if(e===null){this._setRanges([])}else if(e instanceof tf){this._setRanges(e.getRanges(),e.isBackward)}else if(e&&typeof e.getRanges==\"function\"){this._setRanges(e.getRanges(),e.isBackward)}else if(e instanceof Jh){this._setRanges([e],!!t&&!!t.backward)}else if(e instanceof $h){this._setRanges([new Jh(e)])}else if(e instanceof jh){const i=!!n&&!!n.backward;let o;if(t==\"in\"){o=Jh._createIn(e)}else if(t==\"on\"){o=Jh._createOn(e)}else if(t!==undefined){o=new Jh($h._createAt(e,t))}else{throw new rr[\"b\"](\"model-selection-setTo-required-second-parameter: \"+\"selection.setTo requires the second parameter when the first parameter is a node.\",[this,e])}this._setRanges([o],i)}else if(kr(e)){this._setRanges(e,t&&!!t.backward)}else{throw new rr[\"b\"](\"model-selection-setTo-not-selectable: Cannot set the selection to the given place.\",[this,e])}}_setRanges(e,t=false){e=Array.from(e);const n=e.some(t=>{if(!(t instanceof Jh)){throw new rr[\"b\"](\"model-selection-set-ranges-not-range: \"+\"Selection range set to an object that is not an instance of model.Range.\",[this,e])}return this._ranges.every(e=>!e.isEqual(t))});if(e.length===this._ranges.length&&!n){return}this._removeAllRanges();for(const t of e){this._pushRange(t)}this._lastRangeBackward=!!t;this.fire(\"change:range\",{directChange:true})}setFocus(e,t){if(this.anchor===null){throw new rr[\"b\"](\"model-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.\",[this,e])}const n=$h._createAt(e,t);if(n.compareWith(this.focus)==\"same\"){return}const i=this.anchor;if(this._ranges.length){this._popRange()}if(n.compareWith(i)==\"before\"){this._pushRange(new Jh(n,i));this._lastRangeBackward=true}else{this._pushRange(new Jh(i,n));this._lastRangeBackward=false}this.fire(\"change:range\",{directChange:true})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){if(this.hasAttribute(e)){this._attrs.delete(e);this.fire(\"change:attribute\",{attributeKeys:[e],directChange:true})}}setAttribute(e,t){if(this.getAttribute(e)!==t){this._attrs.set(e,t);this.fire(\"change:attribute\",{attributeKeys:[e],directChange:true})}}getSelectedElement(){if(this.rangeCount!==1){return null}return this.getFirstRange().getContainedElement()}is(e){return e===\"selection\"||e===\"model:selection\"}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const n=sf(t.start,e);if(n&&rf(n,t)){yield n}for(const n of t.getWalker()){const i=n.item;if(n.type==\"elementEnd\"&&of(i,e,t)){yield i}}const i=sf(t.end,e);if(i&&!t.end.isTouching($h._createAt(i,0))&&rf(i,t)){yield i}}}containsEntireContent(e=this.anchor.root){const t=$h._createAt(e,0);const n=$h._createAt(e,\"end\");return t.isTouching(this.getFirstPosition())&&n.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e);this._ranges.push(new Jh(e.start,e.end))}_checkRange(e){for(let t=0;t<this._ranges.length;t++){if(e.isIntersecting(this._ranges[t])){throw new rr[\"b\"](\"model-selection-range-intersects: Trying to add a range that intersects with another range in the selection.\",[this,e],{addedRange:e,intersectingRange:this._ranges[t]})}}}_removeAllRanges(){while(this._ranges.length>0){this._popRange()}}_popRange(){this._ranges.pop()}}yr(tf,dr);function nf(e,t){if(t.has(e)){return false}t.add(e);return e.root.document.model.schema.isBlock(e)&&e.parent}function of(e,t,n){return nf(e,t)&&rf(e,n)}function sf(e,t){const n=e.parent;const i=n.root.document.model.schema;const o=e.parent.getAncestors({parentFirst:true,includeSelf:true});let s=false;const r=o.find(e=>{if(s){return false}s=i.isLimit(e);return!s&&nf(e,t)});o.forEach(e=>t.add(e));return r}function rf(e,t){const n=af(e);if(!n){return true}const i=t.containsRange(Jh._createOn(n),true);return!i}function af(e){const t=e.root.document.model.schema;let n=e.parent;while(n){if(t.isBlock(n)){return n}n=n.parent}}class cf extends Jh{constructor(e,t){super(e,t);lf.call(this)}detach(){this.stopListening()}is(e){return e===\"liveRange\"||e===\"model:liveRange\"||e==\"range\"||e===\"model:range\"}toRange(){return new Jh(this.start,this.end)}static fromRange(e){return new cf(e.start,e.end)}}function lf(){this.listenTo(this.root.document.model,\"applyOperation\",(e,t)=>{const n=t[0];if(!n.isDocumentOperation){return}df.call(this,n)},{priority:\"low\"})}function df(e){const t=this.getTransformedByOperation(e);const n=Jh._createFromRanges(t);const i=!n.isEqual(this);const o=uf(this,e);let s=null;if(i){if(n.root.rootName==\"$graveyard\"){if(e.type==\"remove\"){s=e.sourcePosition}else{s=e.deletionPosition}}const t=this.toRange();this.start=n.start;this.end=n.end;this.fire(\"change:range\",t,{deletionPosition:s})}else if(o){this.fire(\"change:content\",this.toRange(),{deletionPosition:s})}}function uf(e,t){switch(t.type){case\"insert\":return e.containsPosition(t.position);case\"move\":case\"remove\":case\"reinsert\":case\"merge\":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case\"split\":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return false}yr(cf,dr);const hf=\"selection:\";class ff{constructor(e){this._selection=new mf(e);this._selection.delegate(\"change:range\").to(this);this._selection.delegate(\"change:attribute\").to(this);this._selection.delegate(\"change:marker\").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection._updateMarkers();this._selection._updateAttributes(false)}is(e){return e===\"selection\"||e==\"model:selection\"||e==\"documentSelection\"||e==\"model:documentSelection\"}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(e,t,n){this._selection.setTo(e,t,n)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return hf+e}static _isStoreAttributeKey(e){return e.startsWith(hf)}}yr(ff,dr);class mf extends tf{constructor(e){super();this.markers=new xr({idProperty:\"name\"});this._model=e.model;this._document=e;this._attributePriority=new Map;this._fixGraveyardRangesData=[];this._hasChangedRange=false;this._overriddenGravityRegister=new Set;this.listenTo(this._model,\"applyOperation\",(e,t)=>{const n=t[0];if(!n.isDocumentOperation||n.type==\"marker\"||n.type==\"rename\"||n.type==\"noop\"){return}while(this._fixGraveyardRangesData.length){const{liveRange:e,sourcePosition:t}=this._fixGraveyardRangesData.shift();this._fixGraveyardSelection(e,t)}if(this._hasChangedRange){this._hasChangedRange=false;this.fire(\"change:range\",{directChange:false})}},{priority:\"lowest\"});this.on(\"change:range\",()=>{for(const e of this.getRanges()){if(!this._document._validateSelectionRange(e)){throw new rr[\"b\"](\"document-selection-wrong-position: Range from document selection starts or ends at incorrect position.\",this,{range:e})}}});this.listenTo(this._model.markers,\"update\",()=>this._updateMarkers());this.listenTo(this._document,\"change\",(e,t)=>{pf(this._model,t)})}get isCollapsed(){const e=this._ranges.length;return e===0?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e<this._ranges.length;e++){this._ranges[e].detach()}this.stopListening()}*getRanges(){if(this._ranges.length){yield*super.getRanges()}else{yield this._document._getDefaultRange()}}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(e,t,n){super.setTo(e,t,n);this._updateAttributes(true);this._updateMarkers()}setFocus(e,t){super.setFocus(e,t);this._updateAttributes(true);this._updateMarkers()}setAttribute(e,t){if(this._setAttribute(e,t)){const t=[e];this.fire(\"change:attribute\",{attributeKeys:t,directChange:true})}}removeAttribute(e){if(this._removeAttribute(e)){const t=[e];this.fire(\"change:attribute\",{attributeKeys:t,directChange:true})}}overrideGravity(){const e=nr();this._overriddenGravityRegister.add(e);if(this._overriddenGravityRegister.size===1){this._updateAttributes(true)}return e}restoreGravity(e){if(!this._overriddenGravityRegister.has(e)){throw new rr[\"b\"](\"document-selection-gravity-wrong-restore: Attempting to restore the selection gravity for an unknown UID.\",this,{uid:e})}this._overriddenGravityRegister.delete(e);if(!this.isGravityOverridden){this._updateAttributes(true)}}_popRange(){this._ranges.pop().detach()}_pushRange(e){const t=this._prepareRange(e);if(t){this._ranges.push(t)}}_prepareRange(e){this._checkRange(e);if(e.root==this._document.graveyard){return}const t=cf.fromRange(e);t.on(\"change:range\",(e,n,i)=>{this._hasChangedRange=true;if(t.root==this._document.graveyard){this._fixGraveyardRangesData.push({liveRange:t,sourcePosition:i.deletionPosition})}});return t}_updateMarkers(){const e=[];let t=false;for(const t of this._model.markers){const n=t.getRange();for(const i of this.getRanges()){if(n.containsRange(i,!i.isCollapsed)){e.push(t)}}}const n=Array.from(this.markers);for(const n of e){if(!this.markers.has(n)){this.markers.add(n);t=true}}for(const n of Array.from(this.markers)){if(!e.includes(n)){this.markers.remove(n);t=true}}if(t){this.fire(\"change:marker\",{oldMarkers:n,directChange:false})}}_updateAttributes(e){const t=Ur(this._getSurroundingAttributes());const n=Ur(this.getAttributes());if(e){this._attributePriority=new Map;this._attrs=new Map}else{for(const[e,t]of this._attributePriority){if(t==\"low\"){this._attrs.delete(e);this._attributePriority.delete(e)}}}this._setAttributesTo(t);const i=[];for(const[e,t]of this.getAttributes()){if(!n.has(e)||n.get(e)!==t){i.push(e)}}for(const[e]of n){if(!this.hasAttribute(e)){i.push(e)}}if(i.length>0){this.fire(\"change:attribute\",{attributeKeys:i,directChange:false})}}_setAttribute(e,t,n=true){const i=n?\"normal\":\"low\";if(i==\"low\"&&this._attributePriority.get(e)==\"normal\"){return false}const o=super.getAttribute(e);if(o===t){return false}this._attrs.set(e,t);this._attributePriority.set(e,i);return true}_removeAttribute(e,t=true){const n=t?\"normal\":\"low\";if(n==\"low\"&&this._attributePriority.get(e)==\"normal\"){return false}this._attributePriority.set(e,n);if(!super.hasAttribute(e)){return false}this._attrs.delete(e);return true}_setAttributesTo(e){const t=new Set;for(const[t,n]of this.getAttributes()){if(e.get(t)===n){continue}this._removeAttribute(t,false)}for(const[n,i]of e){const e=this._setAttribute(n,i,false);if(e){t.add(n)}}return t}*_getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty){for(const t of e.getAttributeKeys()){if(t.startsWith(hf)){const n=t.substr(hf.length);yield[n,e.getAttribute(t)]}}}}_getSurroundingAttributes(){const e=this.getFirstPosition();const t=this._model.schema;let n=null;if(!this.isCollapsed){const e=this.getFirstRange();for(const i of e){if(i.item.is(\"element\")&&t.isObject(i.item)){break}if(i.type==\"text\"){n=i.item.getAttributes();break}}}else{const t=e.textNode?e.textNode:e.nodeBefore;const i=e.textNode?e.textNode:e.nodeAfter;if(!this.isGravityOverridden){n=gf(t)}if(!n){n=gf(i)}if(!this.isGravityOverridden&&!n){let e=t;while(e&&!n){e=e.previousSibling;n=gf(e)}}if(!n){let e=i;while(e&&!n){e=e.nextSibling;n=gf(e)}}if(!n){n=this._getStoredAttributes()}}return n}_fixGraveyardSelection(e,t){const n=t.clone();const i=this._model.schema.getNearestSelectionRange(n);const o=this._ranges.indexOf(e);this._ranges.splice(o,1);e.detach();if(i&&!bf(i,this)){const e=this._prepareRange(i);this._ranges.splice(o,0,e)}}}function gf(e){if(e instanceof Bh||e instanceof zh){return e.getAttributes()}return null}function pf(e,t){const n=e.document.differ;for(const i of n.getChanges()){if(i.type!=\"insert\"){continue}const n=i.position.parent;const o=i.length===n.maxOffset;if(o){e.enqueueChange(t,e=>{const t=Array.from(n.getAttributeKeys()).filter(e=>e.startsWith(hf));for(const i of t){e.removeAttribute(i,n)}})}}}function bf(e,t){return!t._ranges.every(t=>!e.isEqual(t))}class wf{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers){e(t)}return this}}var _f=1,vf=4;function kf(e){return Hs(e,_f|vf)}var yf=kf;class xf extends wf{elementToElement(e){return this.add(zf(e))}attributeToElement(e){return this.add(Bf(e))}attributeToAttribute(e){return this.add(Vf(e))}markerToElement(e){return this.add(Ff(e))}markerToHighlight(e){return this.add(Hf(e))}}function Af(){return(e,t,n)=>{if(!n.consumable.consume(t.item,\"insert\")){return}const i=n.writer;const o=n.mapper.toViewPosition(t.range.start);const s=i.createText(t.item.data);i.insert(o,s)}}function Cf(){return(e,t,n)=>{const i=n.mapper.toViewPosition(t.position);const o=t.position.getShiftedBy(t.length);const s=n.mapper.toViewPosition(o,{isPhantom:true});const r=n.writer.createRange(i,s);const a=n.writer.remove(r.getTrimmed());for(const e of n.writer.createRangeIn(a).getItems()){n.mapper.unbindViewElement(e)}}}function Tf(e,t){const n=e.createAttributeElement(\"span\",t.attributes);if(t.classes){n._addClass(t.classes)}if(t.priority){n._priority=t.priority}n._id=t.id;return n}function Mf(){return(e,t,n)=>{const i=t.selection;if(i.isCollapsed){return}if(!n.consumable.consume(i,\"selection\")){return}const o=[];for(const e of i.getRanges()){const t=n.mapper.toViewRange(e);o.push(t)}n.writer.setSelection(o,{backward:i.isBackward})}}function Ef(){return(e,t,n)=>{const i=t.selection;if(!i.isCollapsed){return}if(!n.consumable.consume(i,\"selection\")){return}const o=n.writer;const s=i.getFirstPosition();const r=n.mapper.toViewPosition(s);const a=o.breakAttributes(r);o.setSelection(a)}}function Pf(){return(e,t,n)=>{const i=n.writer;const o=i.document.selection;for(const e of o.getRanges()){if(e.isCollapsed){if(e.end.parent.isAttached()){n.writer.mergeAttributes(e.start)}}}i.setSelection(null)}}function Sf(e){return(t,n,i)=>{const o=e(n.attributeOldValue,i.writer);const s=e(n.attributeNewValue,i.writer);if(!o&&!s){return}if(!i.consumable.consume(n.item,t.name)){return}const r=i.writer;const a=r.document.selection;if(n.item instanceof tf||n.item instanceof ff){r.wrap(a.getFirstRange(),s)}else{let e=i.mapper.toViewRange(n.range);if(n.attributeOldValue!==null&&o){e=r.unwrap(e,o)}if(n.attributeNewValue!==null&&s){r.wrap(e,s)}}}}function If(e){return(t,n,i)=>{const o=e(n.item,i.writer);if(!o){return}if(!i.consumable.consume(n.item,\"insert\")){return}const s=i.mapper.toViewPosition(n.range.start);i.mapper.bindElements(n.item,o);i.writer.insert(s,o)}}function Of(e){return(t,n,i)=>{n.isOpening=true;const o=e(n,i.writer);n.isOpening=false;const s=e(n,i.writer);if(!o||!s){return}const r=n.markerRange;if(r.isCollapsed&&!i.consumable.consume(r,t.name)){return}for(const e of r){if(!i.consumable.consume(e.item,t.name)){return}}const a=i.mapper;const c=i.writer;c.insert(a.toViewPosition(r.start),o);i.mapper.bindElementToMarker(o,n.markerName);if(!r.isCollapsed){c.insert(a.toViewPosition(r.end),s);i.mapper.bindElementToMarker(s,n.markerName)}t.stop()}}function Nf(){return(e,t,n)=>{const i=n.mapper.markerNameToElements(t.markerName);if(!i){return}for(const e of i){n.mapper.unbindElementFromMarkerName(e,t.markerName);n.writer.clear(n.writer.createRangeOn(e),e)}n.writer.clearClonedElementsGroup(t.markerName);e.stop()}}function Lf(e){return(t,n,i)=>{const o=e(n.attributeOldValue,n);const s=e(n.attributeNewValue,n);if(!o&&!s){return}if(!i.consumable.consume(n.item,t.name)){return}const r=i.mapper.toViewElement(n.item);const a=i.writer;if(!r){throw new rr[\"b\"](\"conversion-attribute-to-attribute-on-text: \"+\"Trying to convert text node's attribute with attribute-to-attribute converter.\",[n,i])}if(n.attributeOldValue!==null&&o){if(o.key==\"class\"){const e=Array.isArray(o.value)?o.value:[o.value];for(const t of e){a.removeClass(t,r)}}else if(o.key==\"style\"){const e=Object.keys(o.value);for(const t of e){a.removeStyle(t,r)}}else{a.removeAttribute(o.key,r)}}if(n.attributeNewValue!==null&&s){if(s.key==\"class\"){const e=Array.isArray(s.value)?s.value:[s.value];for(const t of e){a.addClass(t,r)}}else if(s.key==\"style\"){const e=Object.keys(s.value);for(const t of e){a.setStyle(t,s.value[t],r)}}else{a.setAttribute(s.key,s.value,r)}}}}function Rf(e){return(t,n,i)=>{if(!n.item){return}if(!(n.item instanceof tf||n.item instanceof ff)&&!n.item.is(\"textProxy\")){return}const o=Yf(e,n,i);if(!o){return}if(!i.consumable.consume(n.item,t.name)){return}const s=i.writer;const r=Tf(s,o);const a=s.document.selection;if(n.item instanceof tf||n.item instanceof ff){s.wrap(a.getFirstRange(),r,a)}else{const e=i.mapper.toViewRange(n.range);const t=s.wrap(e,r);for(const e of t.getItems()){if(e.is(\"attributeElement\")&&e.isSimilar(r)){i.mapper.bindElementToMarker(e,n.markerName);break}}}}}function Df(e){return(t,n,i)=>{if(!n.item){return}if(!(n.item instanceof Fh)){return}const o=Yf(e,n,i);if(!o){return}if(!i.consumable.test(n.item,t.name)){return}const s=i.mapper.toViewElement(n.item);if(s&&s.getCustomProperty(\"addHighlight\")){i.consumable.consume(n.item,t.name);for(const e of Jh._createIn(n.item)){i.consumable.consume(e.item,t.name)}s.getCustomProperty(\"addHighlight\")(s,o,i.writer);i.mapper.bindElementToMarker(s,n.markerName)}}}function jf(e){return(t,n,i)=>{if(n.markerRange.isCollapsed){return}const o=Yf(e,n,i);if(!o){return}const s=Tf(i.writer,o);const r=i.mapper.markerNameToElements(n.markerName);if(!r){return}for(const e of r){i.mapper.unbindElementFromMarkerName(e,n.markerName);if(e.is(\"attributeElement\")){i.writer.unwrap(i.writer.createRangeOn(e),s)}else{e.getCustomProperty(\"removeHighlight\")(e,o.id,i.writer)}}i.writer.clearClonedElementsGroup(n.markerName);t.stop()}}function zf(e){e=yf(e);e.view=Uf(e.view,\"container\");return t=>{t.on(\"insert:\"+e.model,If(e.view),{priority:e.converterPriority||\"normal\"})}}function Bf(e){e=yf(e);const t=e.model.key?e.model.key:e.model;let n=\"attribute:\"+t;if(e.model.name){n+=\":\"+e.model.name}if(e.model.values){for(const t of e.model.values){e.view[t]=Uf(e.view[t],\"attribute\")}}else{e.view=Uf(e.view,\"attribute\")}const i=$f(e);return t=>{t.on(n,Sf(i),{priority:e.converterPriority||\"normal\"})}}function Vf(e){e=yf(e);const t=e.model.key?e.model.key:e.model;let n=\"attribute:\"+t;if(e.model.name){n+=\":\"+e.model.name}if(e.model.values){for(const t of e.model.values){e.view[t]=qf(e.view[t])}}else{e.view=qf(e.view)}const i=$f(e);return t=>{t.on(n,Lf(i),{priority:e.converterPriority||\"normal\"})}}function Ff(e){e=yf(e);e.view=Uf(e.view,\"ui\");return t=>{t.on(\"addMarker:\"+e.model,Of(e.view),{priority:e.converterPriority||\"normal\"});t.on(\"removeMarker:\"+e.model,Nf(e.view),{priority:e.converterPriority||\"normal\"})}}function Hf(e){return t=>{t.on(\"addMarker:\"+e.model,Rf(e.view),{priority:e.converterPriority||\"normal\"});t.on(\"addMarker:\"+e.model,Df(e.view),{priority:e.converterPriority||\"normal\"});t.on(\"removeMarker:\"+e.model,jf(e.view),{priority:e.converterPriority||\"normal\"})}}function Uf(e,t){if(typeof e==\"function\"){return e}return(n,i)=>Wf(e,i,t)}function Wf(e,t,n){if(typeof e==\"string\"){e={name:e}}let i;const o=Object.assign({},e.attributes);if(n==\"container\"){i=t.createContainerElement(e.name,o)}else if(n==\"attribute\"){const n={priority:e.priority||_l.DEFAULT_PRIORITY};i=t.createAttributeElement(e.name,o,n)}else{i=t.createUIElement(e.name,o)}if(e.styles){const n=Object.keys(e.styles);for(const o of n){t.setStyle(o,e.styles[o],i)}}if(e.classes){const n=e.classes;if(typeof n==\"string\"){t.addClass(n,i)}else{for(const e of n){t.addClass(e,i)}}}return i}function $f(e){if(e.model.values){return(t,n)=>{const i=e.view[t];if(i){return i(t,n)}return null}}else{return e.view}}function qf(e){if(typeof e==\"string\"){return t=>({key:e,value:t})}else if(typeof e==\"object\"){if(e.value){return()=>e}else{return t=>({key:e.key,value:t})}}else{return e}}function Yf(e,t,n){const i=typeof e==\"function\"?e(t,n):e;if(!i){return null}if(!i.priority){i.priority=10}if(!i.id){i.id=t.markerName}return i}class Gf extends wf{elementToElement(e){return this.add(Xf(e))}elementToAttribute(e){return this.add(Zf(e))}attributeToAttribute(e){return this.add(em(e))}elementToMarker(e){return this.add(tm(e))}}function Jf(){return(e,t,n)=>{if(!t.modelRange&&n.consumable.consume(t.viewItem,{name:true})){const{modelRange:e,modelCursor:i}=n.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e;t.modelCursor=i}}}function Kf(){return(e,t,n)=>{if(n.schema.checkChild(t.modelCursor,\"$text\")){if(n.consumable.consume(t.viewItem)){const e=n.writer.createText(t.viewItem.data);n.writer.insert(e,t.modelCursor);t.modelRange=Jh._createFromPositionAndShift(t.modelCursor,e.offsetSize);t.modelCursor=t.modelRange.end}}}}function Qf(e,t){return(n,i)=>{const o=i.newSelection;const s=new tf;const r=[];for(const e of o.getRanges()){r.push(t.toModelRange(e))}s.setTo(r,{backward:o.isBackward});if(!s.isEqual(e.document.selection)){e.change(e=>{e.setSelection(s)})}}}function Xf(e){e=yf(e);const t=im(e);const n=nm(e.view);const i=n?\"element:\"+n:\"element\";return n=>{n.on(i,t,{priority:e.converterPriority||\"normal\"})}}function Zf(e){e=yf(e);rm(e);const t=am(e,false);const n=nm(e.view);const i=n?\"element:\"+n:\"element\";return n=>{n.on(i,t,{priority:e.converterPriority||\"low\"})}}function em(e){e=yf(e);let t=null;if(typeof e.view==\"string\"||e.view.key){t=sm(e)}rm(e,t);const n=am(e,true);return t=>{t.on(\"element\",n,{priority:e.converterPriority||\"low\"})}}function tm(e){e=yf(e);dm(e);return Xf(e)}function nm(e){if(typeof e==\"string\"){return e}if(typeof e==\"object\"&&typeof e.name==\"string\"){return e.name}return null}function im(e){const t=e.view?new Wr(e.view):null;return(n,i,o)=>{let s={};if(t){const e=t.match(i.viewItem);if(!e){return}s=e.match}s.name=true;const r=om(e.model,i.viewItem,o.writer);if(!r){return}if(!o.consumable.test(i.viewItem,s)){return}const a=o.splitToAllowedParent(r,i.modelCursor);if(!a){return}o.writer.insert(r,a.position);o.convertChildren(i.viewItem,o.writer.createPositionAt(r,0));o.consumable.consume(i.viewItem,s);const c=o.getSplitParts(r);i.modelRange=new Jh(o.writer.createPositionBefore(r),o.writer.createPositionAfter(c[c.length-1]));if(a.cursorParent){i.modelCursor=o.writer.createPositionAt(a.cursorParent,0)}else{i.modelCursor=i.modelRange.end}}}function om(e,t,n){if(e instanceof Function){return e(t,n)}else{return n.createElement(e)}}function sm(e){if(typeof e.view==\"string\"){e.view={key:e.view}}const t=e.view.key;let n;if(t==\"class\"||t==\"style\"){const i=t==\"class\"?\"classes\":\"styles\";n={[i]:e.view.value}}else{const i=typeof e.view.value==\"undefined\"?/[\\s\\S]*/:e.view.value;n={attributes:{[t]:i}}}if(e.view.name){n.name=e.view.name}e.view=n;return t}function rm(e,t=null){const n=t===null?true:e=>e.getAttribute(t);const i=typeof e.model!=\"object\"?e.model:e.model.key;const o=typeof e.model!=\"object\"||typeof e.model.value==\"undefined\"?n:e.model.value;e.model={key:i,value:o}}function am(e,t){const n=new Wr(e.view);return(i,o,s)=>{const r=n.match(o.viewItem);if(!r){return}const a=e.model.key;const c=typeof e.model.value==\"function\"?e.model.value(o.viewItem):e.model.value;if(c===null){return}if(cm(e.view,o.viewItem)){r.match.name=true}else{delete r.match.name}if(!s.consumable.test(o.viewItem,r.match)){return}if(!o.modelRange){o=Object.assign(o,s.convertChildren(o.viewItem,o.modelCursor))}const l=lm(o.modelRange,{key:a,value:c},t,s);if(l){s.consumable.consume(o.viewItem,r.match)}}}function cm(e,t){const n=typeof e==\"function\"?e(t):e;if(typeof n==\"object\"&&!nm(n)){return false}return!n.classes&&!n.attributes&&!n.styles}function lm(e,t,n,i){let o=false;for(const s of Array.from(e.getItems({shallow:n}))){if(i.schema.checkAttribute(s,t.key)){i.writer.setAttribute(t.key,t.value,s);o=true}}return o}function dm(e){const t=e.model;e.model=(e,n)=>{const i=typeof t==\"string\"?t:t(e);return n.createElement(\"$marker\",{\"data-name\":i})}}class um{constructor(e,t){this.model=e;this.view=new Dh(t);this.mapper=new Kh;this.downcastDispatcher=new Zh({mapper:this.mapper});const n=this.model.document;const i=n.selection;const o=this.model.markers;this.listenTo(this.model,\"_beforeChanges\",()=>{this.view._disableRendering(true)},{priority:\"highest\"});this.listenTo(this.model,\"_afterChanges\",()=>{this.view._disableRendering(false)},{priority:\"lowest\"});this.listenTo(n,\"change\",()=>{this.view.change(e=>{this.downcastDispatcher.convertChanges(n.differ,o,e);this.downcastDispatcher.convertSelection(i,o,e)})},{priority:\"low\"});this.listenTo(this.view.document,\"selectionChange\",Qf(this.model,this.mapper));this.downcastDispatcher.on(\"insert:$text\",Af(),{priority:\"lowest\"});this.downcastDispatcher.on(\"remove\",Cf(),{priority:\"low\"});this.downcastDispatcher.on(\"selection\",Pf(),{priority:\"low\"});this.downcastDispatcher.on(\"selection\",Mf(),{priority:\"low\"});this.downcastDispatcher.on(\"selection\",Ef(),{priority:\"low\"});this.view.document.roots.bindTo(this.model.document.roots).using(e=>{if(e.rootName==\"$graveyard\"){return null}const t=new ll(this.view.document,e.name);t.rootName=e.rootName;this.mapper.bindElements(e,t);return t})}destroy(){this.view.destroy();this.stopListening()}}yr(um,Kc);class hm{constructor(){this._commands=new Map}add(e,t){this._commands.set(e,t)}get(e){return this._commands.get(e)}execute(e,...t){const n=this.get(e);if(!n){throw new rr[\"b\"](\"commandcollection-command-not-found: Command does not exist.\",this,{commandName:e})}n.execute(...t)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const e of this.commands()){e.destroy()}}}class fm{constructor(){this._consumables=new Map}add(e,t){let n;if(e.is(\"text\")||e.is(\"documentFragment\")){this._consumables.set(e,true);return}if(!this._consumables.has(e)){n=new mm(e);this._consumables.set(e,n)}else{n=this._consumables.get(e)}n.add(t)}test(e,t){const n=this._consumables.get(e);if(n===undefined){return null}if(e.is(\"text\")||e.is(\"documentFragment\")){return n}return n.test(t)}consume(e,t){if(this.test(e,t)){if(e.is(\"text\")||e.is(\"documentFragment\")){this._consumables.set(e,false)}else{this._consumables.get(e).consume(t)}return true}return false}revert(e,t){const n=this._consumables.get(e);if(n!==undefined){if(e.is(\"text\")||e.is(\"documentFragment\")){this._consumables.set(e,true)}else{n.revert(t)}}}static consumablesFromElement(e){const t={element:e,name:true,attributes:[],classes:[],styles:[]};const n=e.getAttributeKeys();for(const e of n){if(e==\"style\"||e==\"class\"){continue}t.attributes.push(e)}const i=e.getClassNames();for(const e of i){t.classes.push(e)}const o=e.getStyleNames();for(const e of o){t.styles.push(e)}return t}static createFrom(e,t){if(!t){t=new fm(e)}if(e.is(\"text\")){t.add(e);return t}if(e.is(\"element\")){t.add(e,fm.consumablesFromElement(e))}if(e.is(\"documentFragment\")){t.add(e)}for(const n of e.getChildren()){t=fm.createFrom(n,t)}return t}}class mm{constructor(e){this.element=e;this._canConsumeName=null;this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){if(e.name){this._canConsumeName=true}for(const t in this._consumables){if(t in e){this._add(t,e[t])}}}test(e){if(e.name&&!this._canConsumeName){return this._canConsumeName}for(const t in this._consumables){if(t in e){const n=this._test(t,e[t]);if(n!==true){return n}}}return true}consume(e){if(e.name){this._canConsumeName=false}for(const t in this._consumables){if(t in e){this._consume(t,e[t])}}}revert(e){if(e.name){this._canConsumeName=true}for(const t in this._consumables){if(t in e){this._revert(t,e[t])}}}_add(e,t){const n=Jt(t)?t:[t];const i=this._consumables[e];for(const t of n){if(e===\"attributes\"&&(t===\"class\"||t===\"style\")){throw new rr[\"b\"](\"viewconsumable-invalid-attribute: Classes and styles should be handled separately.\",this)}i.set(t,true);if(e===\"styles\"){for(const e of this.element.document.stylesProcessor.getRelatedStyles(t)){i.set(e,true)}}}}_test(e,t){const n=Jt(t)?t:[t];const i=this._consumables[e];for(const t of n){if(e===\"attributes\"&&(t===\"class\"||t===\"style\")){const e=t==\"class\"?\"classes\":\"styles\";const n=this._test(e,[...this._consumables[e].keys()]);if(n!==true){return n}}else{const e=i.get(t);if(e===undefined){return null}if(!e){return false}}}return true}_consume(e,t){const n=Jt(t)?t:[t];const i=this._consumables[e];for(const t of n){if(e===\"attributes\"&&(t===\"class\"||t===\"style\")){const e=t==\"class\"?\"classes\":\"styles\";this._consume(e,[...this._consumables[e].keys()])}else{i.set(t,false);if(e==\"styles\"){for(const e of this.element.document.stylesProcessor.getRelatedStyles(t)){i.set(e,false)}}}}}_revert(e,t){const n=Jt(t)?t:[t];const i=this._consumables[e];for(const t of n){if(e===\"attributes\"&&(t===\"class\"||t===\"style\")){const e=t==\"class\"?\"classes\":\"styles\";this._revert(e,[...this._consumables[e].keys()])}else{const e=i.get(t);if(e===false){i.set(t,true)}}}}}class gm{constructor(){this._sourceDefinitions={};this._attributeProperties={};this.decorate(\"checkChild\");this.decorate(\"checkAttribute\");this.on(\"checkAttribute\",(e,t)=>{t[0]=new pm(t[0])},{priority:\"highest\"});this.on(\"checkChild\",(e,t)=>{t[0]=new pm(t[0]);t[1]=this.getDefinition(t[1])},{priority:\"highest\"})}register(e,t){if(this._sourceDefinitions[e]){throw new rr[\"b\"](\"schema-cannot-register-item-twice: A single item cannot be registered twice in the schema.\",this,{itemName:e})}this._sourceDefinitions[e]=[Object.assign({},t)];this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e]){throw new rr[\"b\"](\"schema-cannot-extend-missing-item: Cannot extend an item which was not registered yet.\",this,{itemName:e})}this._sourceDefinitions[e].push(Object.assign({},t));this._clearCache()}getDefinitions(){if(!this._compiledDefinitions){this._compile()}return this._compiledDefinitions}getDefinition(e){let t;if(typeof e==\"string\"){t=e}else if(e.is&&(e.is(\"text\")||e.is(\"textProxy\"))){t=\"$text\"}else{t=e.name}return this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!!(t&&t.isBlock)}isLimit(e){const t=this.getDefinition(e);if(!t){return false}return!!(t.isLimit||t.isObject)}isObject(e){const t=this.getDefinition(e);return!!(t&&t.isObject)}isInline(e){const t=this.getDefinition(e);return!!(t&&t.isInline)}checkChild(e,t){if(!t){return false}return this._checkContextMatch(t,e)}checkAttribute(e,t){const n=this.getDefinition(e.last);if(!n){return false}return n.allowAttributes.includes(t)}checkMerge(e,t=null){if(e instanceof $h){const t=e.nodeBefore;const n=e.nodeAfter;if(!(t instanceof Fh)){throw new rr[\"b\"](\"schema-check-merge-no-element-before: The node before the merge position must be an element.\",this)}if(!(n instanceof Fh)){throw new rr[\"b\"](\"schema-check-merge-no-element-after: The node after the merge position must be an element.\",this)}return this.checkMerge(t,n)}for(const n of t.getChildren()){if(!this.checkChild(e,n)){return false}}return true}addChildCheck(e){this.on(\"checkChild\",(t,[n,i])=>{if(!i){return}const o=e(n,i);if(typeof o==\"boolean\"){t.stop();t.return=o}},{priority:\"high\"})}addAttributeCheck(e){this.on(\"checkAttribute\",(t,[n,i])=>{const o=e(n,i);if(typeof o==\"boolean\"){t.stop();t.return=o}},{priority:\"high\"})}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||{}}getLimitElement(e){let t;if(e instanceof $h){t=e.parent}else{const n=e instanceof Jh?[e]:Array.from(e.getRanges());t=n.reduce((e,t)=>{const n=t.getCommonAncestor();if(!e){return n}return e.getCommonAncestor(n,{includeSelf:true})},null)}while(!this.isLimit(t)){if(t.parent){t=t.parent}else{break}}return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const n=e.getFirstPosition();const i=[...n.getAncestors(),new zh(\"\",e.getAttributes())];return this.checkAttribute(i,t)}else{const n=e.getRanges();for(const e of n){for(const n of e){if(this.checkAttribute(n.item,t)){return true}}}}return false}*getValidRanges(e,t){e=Im(e);for(const n of e){yield*this._getValidRangesForRange(n,t)}}getNearestSelectionRange(e,t=\"both\"){if(this.checkChild(e,\"$text\")){return new Jh(e)}let n,i;const o=e.getAncestors().reverse().find(e=>this.isLimit(e))||e.root;if(t==\"both\"||t==\"backward\"){n=new Uh({boundaries:Jh._createIn(o),startPosition:e,direction:\"backward\"})}if(t==\"both\"||t==\"forward\"){i=new Uh({boundaries:Jh._createIn(o),startPosition:e})}for(const e of Sm(n,i)){const t=e.walker==n?\"elementEnd\":\"elementStart\";const i=e.value;if(i.type==t&&this.isObject(i.item)){return Jh._createOn(i.item)}if(this.checkChild(i.nextPosition,\"$text\")){return new Jh(i.nextPosition)}}return null}findAllowedParent(e,t){let n=e.parent;while(n){if(this.checkChild(n,t)){return n}if(this.isLimit(n)){return null}n=n.parent}return null}removeDisallowedAttributes(e,t){for(const n of e){if(n.is(\"text\")){Om(this,n,t)}else{const e=Jh._createIn(n);const i=e.getPositions();for(const e of i){const n=e.nodeBefore||e.parent;Om(this,n,t)}}}}createContext(e){return new pm(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={};const t=this._sourceDefinitions;const n=Object.keys(t);for(const i of n){e[i]=bm(t[i],i)}for(const t of n){wm(e,t)}for(const t of n){_m(e,t)}for(const t of n){vm(e,t);km(e,t)}for(const t of n){ym(e,t);xm(e,t)}this._compiledDefinitions=e}_checkContextMatch(e,t,n=t.length-1){const i=t.getItem(n);if(e.allowIn.includes(i.name)){if(n==0){return true}else{const e=this.getDefinition(i);return this._checkContextMatch(e,t,n-1)}}else{return false}}*_getValidRangesForRange(e,t){let n=e.start;let i=e.start;for(const o of e.getItems({shallow:true})){if(o.is(\"element\")){yield*this._getValidRangesForRange(Jh._createIn(o),t)}if(!this.checkAttribute(o,t)){if(!n.isEqual(i)){yield new Jh(n,i)}n=$h._createAfter(o)}i=$h._createAfter(o)}if(!n.isEqual(i)){yield new Jh(n,i)}}}yr(gm,Kc);class pm{constructor(e){if(e instanceof pm){return e}if(typeof e==\"string\"){e=[e]}else if(!Array.isArray(e)){e=e.getAncestors({includeSelf:true})}if(e[0]&&typeof e[0]!=\"string\"&&e[0].is(\"documentFragment\")){e.shift()}this._items=e.map(Pm)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new pm([e]);t._items=[...this._items,...t._items];return t}getItem(e){return this._items[e]}*getNames(){yield*this._items.map(e=>e.name)}endsWith(e){return Array.from(this.getNames()).join(\" \").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(\" \").startsWith(e)}}function bm(e,t){const n={name:t,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],inheritTypesFrom:[]};Am(e,n);Cm(e,n,\"allowIn\");Cm(e,n,\"allowContentOf\");Cm(e,n,\"allowWhere\");Cm(e,n,\"allowAttributes\");Cm(e,n,\"allowAttributesOf\");Cm(e,n,\"inheritTypesFrom\");Tm(e,n);return n}function wm(e,t){for(const n of e[t].allowContentOf){if(e[n]){const i=Mm(e,n);i.forEach(e=>{e.allowIn.push(t)})}}delete e[t].allowContentOf}function _m(e,t){for(const n of e[t].allowWhere){const i=e[n];if(i){const n=i.allowIn;e[t].allowIn.push(...n)}}delete e[t].allowWhere}function vm(e,t){for(const n of e[t].allowAttributesOf){const i=e[n];if(i){const n=i.allowAttributes;e[t].allowAttributes.push(...n)}}delete e[t].allowAttributesOf}function km(e,t){const n=e[t];for(const t of n.inheritTypesFrom){const i=e[t];if(i){const e=Object.keys(i).filter(e=>e.startsWith(\"is\"));for(const t of e){if(!(t in n)){n[t]=i[t]}}}}delete n.inheritTypesFrom}function ym(e,t){const n=e[t];const i=n.allowIn.filter(t=>e[t]);n.allowIn=Array.from(new Set(i))}function xm(e,t){const n=e[t];n.allowAttributes=Array.from(new Set(n.allowAttributes))}function Am(e,t){for(const n of e){const e=Object.keys(n).filter(e=>e.startsWith(\"is\"));for(const i of e){t[i]=n[i]}}}function Cm(e,t,n){for(const i of e){if(typeof i[n]==\"string\"){t[n].push(i[n])}else if(Array.isArray(i[n])){t[n].push(...i[n])}}}function Tm(e,t){for(const n of e){const e=n.inheritAllFrom;if(e){t.allowContentOf.push(e);t.allowWhere.push(e);t.allowAttributesOf.push(e);t.inheritTypesFrom.push(e)}}}function Mm(e,t){const n=e[t];return Em(e).filter(e=>e.allowIn.includes(n.name))}function Em(e){return Object.keys(e).map(t=>e[t])}function Pm(e){if(typeof e==\"string\"){return{name:e,*getAttributeKeys(){},getAttribute(){}}}else{return{name:e.is(\"element\")?e.name:\"$text\",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute(t){return e.getAttribute(t)}}}}function*Sm(e,t){let n=false;while(!n){n=true;if(e){const t=e.next();if(!t.done){n=false;yield{walker:e,value:t.value}}}if(t){const e=t.next();if(!e.done){n=false;yield{walker:t,value:e.value}}}}}function*Im(e){for(const t of e){yield*t.getMinimalFlatRanges()}}function Om(e,t,n){for(const i of t.getAttributeKeys()){if(!e.checkAttribute(t,i)){n.removeAttribute(i,t)}}}class Nm{constructor(e={}){this._splitParts=new Map;this._modelCursor=null;this.conversionApi=Object.assign({},e);this.conversionApi.convertItem=this._convertItem.bind(this);this.conversionApi.convertChildren=this._convertChildren.bind(this);this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this);this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(e,t,n=[\"$root\"]){this.fire(\"viewCleanup\",e);this._modelCursor=Rm(n,t);this.conversionApi.writer=t;this.conversionApi.consumable=fm.createFrom(e);this.conversionApi.store={};const{modelRange:i}=this._convertItem(e,this._modelCursor);const o=t.createDocumentFragment();if(i){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren())){t.append(e,o)}o.markers=Lm(o,t)}this._modelCursor=null;this._splitParts.clear();this.conversionApi.writer=null;this.conversionApi.store=null;return o}_convertItem(e,t){const n=Object.assign({viewItem:e,modelCursor:t,modelRange:null});if(e.is(\"element\")){this.fire(\"element:\"+e.name,n,this.conversionApi)}else if(e.is(\"text\")){this.fire(\"text\",n,this.conversionApi)}else{this.fire(\"documentFragment\",n,this.conversionApi)}if(n.modelRange&&!(n.modelRange instanceof Jh)){throw new rr[\"b\"](\"view-conversion-dispatcher-incorrect-result: Incorrect conversion result was dropped.\",this)}return{modelRange:n.modelRange,modelCursor:n.modelCursor}}_convertChildren(e,t){const n=new Jh(t);let i=t;for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,i);if(e.modelRange instanceof Jh){n.end=e.modelRange.end;i=e.modelCursor}}return{modelRange:n,modelCursor:i}}_splitToAllowedParent(e,t){const n=this.conversionApi.schema.findAllowedParent(t,e);if(!n){return null}if(n===t.parent){return{position:t}}if(this._modelCursor.parent.getAncestors().includes(n)){return null}const i=this.conversionApi.writer.split(t,n);const o=[];for(const e of i.range.getWalker()){if(e.type==\"elementEnd\"){o.push(e.item)}else{const t=o.pop();const n=e.item;this._registerSplitPair(t,n)}}return{position:i.position,cursorParent:i.range.end.parent}}_registerSplitPair(e,t){if(!this._splitParts.has(e)){this._splitParts.set(e,[e])}const n=this._splitParts.get(e);this._splitParts.set(t,n);n.push(t)}_getSplitParts(e){let t;if(!this._splitParts.has(e)){t=[e]}else{t=this._splitParts.get(e)}return t}_removeEmptyElements(){let e=false;for(const t of this._splitParts.keys()){if(t.isEmpty){this.conversionApi.writer.remove(t);this._splitParts.delete(t);e=true}}if(e){this._removeEmptyElements()}}}yr(Nm,dr);function Lm(e,t){const n=new Set;const i=new Map;const o=Jh._createIn(e).getItems();for(const e of o){if(e.name==\"$marker\"){n.add(e)}}for(const e of n){const n=e.getAttribute(\"data-name\");const o=t.createPositionBefore(e);if(!i.has(n)){i.set(n,new Jh(o.clone()))}else{i.get(n).end=o.clone()}t.remove(e)}return i}function Rm(e,t){let n;for(const i of new pm(e)){const e={};for(const t of i.getAttributeKeys()){e[t]=i.getAttribute(t)}const o=t.createElement(i.name,e);if(n){t.append(o,n)}n=$h._createAt(o,0)}return n}class Dm{constructor(e,t){this.model=e;this.stylesProcessor=t;this.processor;this.mapper=new Kh;this.downcastDispatcher=new Zh({mapper:this.mapper});this.downcastDispatcher.on(\"insert:$text\",Af(),{priority:\"lowest\"});this.upcastDispatcher=new Nm({schema:e.schema});this.viewDocument=new bl(t);this._viewWriter=new ql(this.viewDocument);this.upcastDispatcher.on(\"text\",Kf(),{priority:\"lowest\"});this.upcastDispatcher.on(\"element\",Jf(),{priority:\"lowest\"});this.upcastDispatcher.on(\"documentFragment\",Jf(),{priority:\"lowest\"});this.decorate(\"init\");this.on(\"init\",()=>{this.fire(\"ready\")},{priority:\"lowest\"})}get(e){const{rootName:t=\"main\",trim:n=\"empty\"}=e||{};if(!this._checkIfRootsExists([t])){throw new rr[\"b\"](\"datacontroller-get-non-existent-root: Attempting to get data from a non-existing root.\",this)}const i=this.model.document.getRoot(t);if(n===\"empty\"&&!this.model.hasContent(i,{ignoreWhitespaces:true})){return\"\"}return this.stringify(i)}stringify(e){const t=this.toView(e);return this.processor.toData(t)}toView(e){const t=this.viewDocument;const n=this._viewWriter;this.mapper.clearBindings();const i=Jh._createIn(e);const o=new Wl(t);this.mapper.bindElements(e,o);this.downcastDispatcher.convertInsert(i,n);if(!e.is(\"documentFragment\")){const t=jm(e);for(const[e,i]of t){this.downcastDispatcher.convertMarkerAdd(e,i,n)}}return o}init(e){if(this.model.document.version){throw new rr[\"b\"](\"datacontroller-init-document-not-empty: Trying to set initial data to not empty document.\",this)}let t={};if(typeof e===\"string\"){t.main=e}else{t=e}if(!this._checkIfRootsExists(Object.keys(t))){throw new rr[\"b\"](\"datacontroller-init-non-existent-root: Attempting to init data on a non-existing root.\",this)}this.model.enqueueChange(\"transparent\",e=>{for(const n of Object.keys(t)){const i=this.model.document.getRoot(n);e.insert(this.parse(t[n],i),i,0)}});return Promise.resolve()}set(e){let t={};if(typeof e===\"string\"){t.main=e}else{t=e}if(!this._checkIfRootsExists(Object.keys(t))){throw new rr[\"b\"](\"datacontroller-set-non-existent-root: Attempting to set data on a non-existing root.\",this)}this.model.enqueueChange(\"transparent\",e=>{e.setSelection(null);e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const n of Object.keys(t)){const i=this.model.document.getRoot(n);e.remove(e.createRangeIn(i));e.insert(this.parse(t[n],i),i,0)}})}parse(e,t=\"$root\"){const n=this.processor.toView(e);return this.toModel(n,t)}toModel(e,t=\"$root\"){return this.model.change(n=>this.upcastDispatcher.convert(e,n,t))}addStyleProcessorRules(e){e(this.stylesProcessor)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e){if(!this.model.document.getRootNames().includes(t)){return false}}return true}}yr(Dm,Kc);function jm(e){const t=[];const n=e.root.document;if(!n){return[]}const i=Jh._createIn(e);for(const e of n.model.markers){const n=i.getIntersection(e.getRange());if(n){t.push([e.name,n])}}return t}class zm{constructor(e,t){this._helpers=new Map;this._downcast=Array.isArray(e)?e:[e];this._createConversionHelpers({name:\"downcast\",dispatchers:this._downcast,isDowncast:true});this._upcast=Array.isArray(t)?t:[t];this._createConversionHelpers({name:\"upcast\",dispatchers:this._upcast,isDowncast:false})}addAlias(e,t){const n=this._downcast.includes(t);const i=this._upcast.includes(t);if(!i&&!n){throw new rr[\"b\"](\"conversion-add-alias-dispatcher-not-registered: \"+\"Trying to register and alias for a dispatcher that nas not been registered.\",this)}this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:n})}for(e){if(!this._helpers.has(e)){throw new rr[\"b\"](\"conversion-for-unknown-group: Trying to add a converter to an unknown dispatchers group.\",this)}return this._helpers.get(e)}elementToElement(e){this.for(\"downcast\").elementToElement(e);for(const{model:t,view:n}of Bm(e)){this.for(\"upcast\").elementToElement({model:t,view:n,converterPriority:e.converterPriority})}}attributeToElement(e){this.for(\"downcast\").attributeToElement(e);for(const{model:t,view:n}of Bm(e)){this.for(\"upcast\").elementToAttribute({view:n,model:t,converterPriority:e.converterPriority})}}attributeToAttribute(e){this.for(\"downcast\").attributeToAttribute(e);for(const{model:t,view:n}of Bm(e)){this.for(\"upcast\").attributeToAttribute({view:n,model:t})}}_createConversionHelpers({name:e,dispatchers:t,isDowncast:n}){if(this._helpers.has(e)){throw new rr[\"b\"](\"conversion-group-exists: Trying to register a group name that has already been registered.\",this)}const i=n?new xf(t):new Gf(t);this._helpers.set(e,i)}}function*Bm(e){if(e.model.values){for(const t of e.model.values){const n={key:e.model.key,value:t};const i=e.view[t];const o=e.upcastAlso?e.upcastAlso[t]:undefined;yield*Vm(n,i,o)}}else{yield*Vm(e.model,e.view,e.upcastAlso)}}function*Vm(e,t,n){yield{model:e,view:t};if(n){n=Array.isArray(n)?n:[n];for(const t of n){yield{model:e,view:t}}}}class Fm{constructor(e=\"default\"){this.operations=[];this.type=e}get baseVersion(){for(const e of this.operations){if(e.baseVersion!==null){return e.baseVersion}}return null}addOperation(e){e.batch=this;this.operations.push(e);return e}}class Hm{constructor(e){this.baseVersion=e;this.isDocumentOperation=this.baseVersion!==null;this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);e.__className=this.constructor.className;delete e.batch;delete e.isDocumentOperation;return e}static get className(){return\"Operation\"}static fromJSON(e){return new this(e.baseVersion)}}class Um{constructor(e){this.markers=new Map;this._children=new Vh;if(e){this._insertChild(0,e)}}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return this.childCount===0}get root(){return this}get parent(){return null}is(e){return e===\"documentFragment\"||e===\"model:documentFragment\"}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const n of e){t=t.getChild(t.offsetToIndex(n))}return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children){e.push(t.toJSON())}return e}static fromJSON(e){const t=[];for(const n of e){if(n.name){t.push(Fh.fromJSON(n))}else{t.push(zh.fromJSON(n))}}return new Um(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const n=Wm(t);for(const e of n){if(e.parent!==null){e._remove()}e.parent=this}this._children._insertNodes(e,n)}_removeChildren(e,t=1){const n=this._children._removeNodes(e,t);for(const e of n){e.parent=null}return n}}function Wm(e){if(typeof e==\"string\"){return[new zh(e)]}if(!kr(e)){e=[e]}return Array.from(e).map(e=>{if(typeof e==\"string\"){return new zh(e)}if(e instanceof Bh){return new zh(e.data,e.getAttributes())}return e})}function $m(e,t){t=Jm(t);const n=t.reduce((e,t)=>e+t.offsetSize,0);const i=e.parent;Qm(e);const o=e.index;i._insertChild(o,t);Km(i,o+t.length);Km(i,o);return new Jh(e,e.getShiftedBy(n))}function qm(e){if(!e.isFlat){throw new rr[\"b\"](\"operation-utils-remove-range-not-flat: \"+\"Trying to remove a range which starts and ends in different element.\",this)}const t=e.start.parent;Qm(e.start);Qm(e.end);const n=t._removeChildren(e.start.index,e.end.index-e.start.index);Km(t,e.start.index);return n}function Ym(e,t){if(!e.isFlat){throw new rr[\"b\"](\"operation-utils-move-range-not-flat: \"+\"Trying to move a range which starts and ends in different element.\",this)}const n=qm(e);t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset);return $m(t,n)}function Gm(e,t,n){Qm(e.start);Qm(e.end);for(const i of e.getItems({shallow:true})){const e=i.is(\"textProxy\")?i.textNode:i;if(n!==null){e._setAttribute(t,n)}else{e._removeAttribute(t)}Km(e.parent,e.index)}Km(e.end.parent,e.end.index)}function Jm(e){const t=[];if(!(e instanceof Array)){e=[e]}for(let n=0;n<e.length;n++){if(typeof e[n]==\"string\"){t.push(new zh(e[n]))}else if(e[n]instanceof Bh){t.push(new zh(e[n].data,e[n].getAttributes()))}else if(e[n]instanceof Um||e[n]instanceof Vh){for(const i of e[n]){t.push(i)}}else if(e[n]instanceof jh){t.push(e[n])}}for(let e=1;e<t.length;e++){const n=t[e];const i=t[e-1];if(n instanceof zh&&i instanceof zh&&Xm(n,i)){t.splice(e-1,2,new zh(i.data+n.data,i.getAttributes()));e--}}return t}function Km(e,t){const n=e.getChild(t-1);const i=e.getChild(t);if(n&&i&&n.is(\"text\")&&i.is(\"text\")&&Xm(n,i)){const o=new zh(n.data+i.data,n.getAttributes());e._removeChildren(t-1,2);e._insertChild(t-1,o)}}function Qm(e){const t=e.textNode;const n=e.parent;if(t){const i=e.offset-t.startOffset;const o=t.index;n._removeChildren(o,1);const s=new zh(t.data.substr(0,i),t.getAttributes());const r=new zh(t.data.substr(i),t.getAttributes());n._insertChild(o,[s,r])}}function Xm(e,t){const n=e.getAttributes();const i=t.getAttributes();for(const e of n){if(e[1]!==t.getAttribute(e[0])){return false}i.next()}return i.next().done}function Zm(e,t){return Wu(e,t)}var eg=Zm;class tg extends Hm{constructor(e,t,n,i,o){super(o);this.range=e.clone();this.key=t;this.oldValue=n===undefined?null:n;this.newValue=i===undefined?null:i}get type(){if(this.oldValue===null){return\"addAttribute\"}else if(this.newValue===null){return\"removeAttribute\"}else{return\"changeAttribute\"}}clone(){return new tg(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new tg(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const e=super.toJSON();e.range=this.range.toJSON();return e}_validate(){if(!this.range.isFlat){throw new rr[\"b\"](\"attribute-operation-range-not-flat: The range to change is not flat.\",this)}for(const e of this.range.getItems({shallow:true})){if(this.oldValue!==null&&!eg(e.getAttribute(this.key),this.oldValue)){throw new rr[\"b\"](\"attribute-operation-wrong-old-value: Changed node has different attribute value than operation's \"+\"old attribute value.\",this,{item:e,key:this.key,value:this.oldValue})}if(this.oldValue===null&&this.newValue!==null&&e.hasAttribute(this.key)){throw new rr[\"b\"](\"attribute-operation-attribute-exists: The attribute with given key already exists.\",this,{node:e,key:this.key})}}}_execute(){if(!eg(this.oldValue,this.newValue)){Gm(this.range,this.key,this.newValue)}}static get className(){return\"AttributeOperation\"}static fromJSON(e,t){return new tg(Jh.fromJSON(e.range,t),e.key,e.oldValue,e.newValue,e.baseVersion)}}class ng extends Hm{constructor(e,t){super(null);this.sourcePosition=e.clone();this.howMany=t}get type(){return\"detach\"}toJSON(){const e=super.toJSON();e.sourcePosition=this.sourcePosition.toJSON();return e}_validate(){if(this.sourcePosition.root.document){throw new rr[\"b\"](\"detach-operation-on-document-node: Cannot detach document node.\",this)}}_execute(){qm(Jh._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return\"DetachOperation\"}}class ig extends Hm{constructor(e,t,n,i){super(i);this.sourcePosition=e.clone();this.sourcePosition.stickiness=\"toNext\";this.howMany=t;this.targetPosition=n.clone();this.targetPosition.stickiness=\"toNone\"}get type(){if(this.targetPosition.root.rootName==\"$graveyard\"){return\"remove\"}else if(this.sourcePosition.root.rootName==\"$graveyard\"){return\"reinsert\"}return\"move\"}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const e=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new this.constructor(this.getMovedRangeStart(),this.howMany,e,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent;const t=this.targetPosition.parent;const n=this.sourcePosition.offset;const i=this.targetPosition.offset;if(n+this.howMany>e.maxOffset){throw new rr[\"b\"](\"move-operation-nodes-do-not-exist: The nodes which should be moved do not exist.\",this)}else if(e===t&&n<i&&i<n+this.howMany){throw new rr[\"b\"](\"move-operation-range-into-itself: Trying to move a range of nodes to the inside of that range.\",this)}else if(this.sourcePosition.root==this.targetPosition.root){if(Rr(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())==\"prefix\"){const e=this.sourcePosition.path.length-1;if(this.targetPosition.path[e]>=n&&this.targetPosition.path[e]<n+this.howMany){throw new rr[\"b\"](\"move-operation-node-into-itself: Trying to move a range of nodes into one of nodes from that range.\",this)}}}}_execute(){Ym(Jh._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const e=super.toJSON();e.sourcePosition=this.sourcePosition.toJSON();e.targetPosition=this.targetPosition.toJSON();return e}static get className(){return\"MoveOperation\"}static fromJSON(e,t){const n=$h.fromJSON(e.sourcePosition,t);const i=$h.fromJSON(e.targetPosition,t);return new this(n,e.howMany,i,e.baseVersion)}}class og extends Hm{constructor(e,t,n){super(n);this.position=e.clone();this.position.stickiness=\"toNone\";this.nodes=new Vh(Jm(t));this.shouldReceiveAttributes=false}get type(){return\"insert\"}get howMany(){return this.nodes.maxOffset}clone(){const e=new Vh([...this.nodes].map(e=>e._clone(true)));const t=new og(this.position,e,this.baseVersion);t.shouldReceiveAttributes=this.shouldReceiveAttributes;return t}getReversed(){const e=this.position.root.document.graveyard;const t=new $h(e,[0]);return new ig(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffset<this.position.offset){throw new rr[\"b\"](\"insert-operation-position-invalid: Insertion position is invalid.\",this)}}_execute(){const e=this.nodes;this.nodes=new Vh([...e].map(e=>e._clone(true)));$m(this.position,e)}toJSON(){const e=super.toJSON();e.position=this.position.toJSON();e.nodes=this.nodes.toJSON();return e}static get className(){return\"InsertOperation\"}static fromJSON(e,t){const n=[];for(const t of e.nodes){if(t.name){n.push(Fh.fromJSON(t))}else{n.push(zh.fromJSON(t))}}const i=new og($h.fromJSON(e.position,t),n,e.baseVersion);i.shouldReceiveAttributes=e.shouldReceiveAttributes;return i}}class sg extends Hm{constructor(e,t,n,i,o,s){super(s);this.name=e;this.oldRange=t?t.clone():null;this.newRange=n?n.clone():null;this.affectsData=o;this._markers=i}get type(){return\"marker\"}clone(){return new sg(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new sg(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){const e=this.newRange?\"_set\":\"_remove\";this._markers[e](this.name,this.newRange,true,this.affectsData)}toJSON(){const e=super.toJSON();if(this.oldRange){e.oldRange=this.oldRange.toJSON()}if(this.newRange){e.newRange=this.newRange.toJSON()}delete e._markers;return e}static get className(){return\"MarkerOperation\"}static fromJSON(e,t){return new sg(e.name,e.oldRange?Jh.fromJSON(e.oldRange,t):null,e.newRange?Jh.fromJSON(e.newRange,t):null,t.model.markers,e.affectsData,e.baseVersion)}}class rg extends Hm{constructor(e,t,n,i){super(i);this.position=e;this.position.stickiness=\"toNext\";this.oldName=t;this.newName=n}get type(){return\"rename\"}clone(){return new rg(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new rg(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const e=this.position.nodeAfter;if(!(e instanceof Fh)){throw new rr[\"b\"](\"rename-operation-wrong-position: Given position is invalid or node after it is not an instance of Element.\",this)}else if(e.name!==this.oldName){throw new rr[\"b\"](\"rename-operation-wrong-name: Element to change has different name than operation's old name.\",this)}}_execute(){const e=this.position.nodeAfter;e.name=this.newName}toJSON(){const e=super.toJSON();e.position=this.position.toJSON();return e}static get className(){return\"RenameOperation\"}static fromJSON(e,t){return new rg($h.fromJSON(e.position,t),e.oldName,e.newName,e.baseVersion)}}class ag extends Hm{constructor(e,t,n,i,o){super(o);this.root=e;this.key=t;this.oldValue=n;this.newValue=i}get type(){if(this.oldValue===null){return\"addRootAttribute\"}else if(this.newValue===null){return\"removeRootAttribute\"}else{return\"changeRootAttribute\"}}clone(){return new ag(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new ag(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is(\"documentFragment\")){throw new rr[\"b\"](\"rootattribute-operation-not-a-root: The element to change is not a root element.\",this,{root:this.root,key:this.key})}if(this.oldValue!==null&&this.root.getAttribute(this.key)!==this.oldValue){throw new rr[\"b\"](\"rootattribute-operation-wrong-old-value: Changed node has different attribute value than operation's \"+\"old attribute value.\",this,{root:this.root,key:this.key})}if(this.oldValue===null&&this.newValue!==null&&this.root.hasAttribute(this.key)){throw new rr[\"b\"](\"rootattribute-operation-attribute-exists: The attribute with given key already exists.\",this,{root:this.root,key:this.key})}}_execute(){if(this.newValue!==null){this.root._setAttribute(this.key,this.newValue)}else{this.root._removeAttribute(this.key)}}toJSON(){const e=super.toJSON();e.root=this.root.toJSON();return e}static get className(){return\"RootAttributeOperation\"}static fromJSON(e,t){if(!t.getRoot(e.root)){throw new rr[\"b\"](\"rootattribute-operation-fromjson-no-root: Cannot create RootAttributeOperation. Root with specified name does not exist.\",this,{rootName:e.root})}return new ag(t.getRoot(e.root),e.key,e.oldValue,e.newValue,e.baseVersion)}}class cg extends Hm{constructor(e,t,n,i,o){super(o);this.sourcePosition=e.clone();this.sourcePosition.stickiness=\"toPrevious\";this.howMany=t;this.targetPosition=n.clone();this.targetPosition.stickiness=\"toNext\";this.graveyardPosition=i.clone()}get type(){return\"merge\"}get deletionPosition(){return new $h(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const e=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new Jh(this.sourcePosition,e)}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.targetPosition._getTransformedByMergeOperation(this);const t=this.sourcePosition.path.slice(0,-1);const n=new $h(this.sourcePosition.root,t)._getTransformedByMergeOperation(this);const i=new lg(e,this.howMany,this.graveyardPosition,this.baseVersion+1);i.insertionPosition=n;return i}_validate(){const e=this.sourcePosition.parent;const t=this.targetPosition.parent;if(!e.parent){throw new rr[\"b\"](\"merge-operation-source-position-invalid: Merge source position is invalid.\",this)}else if(!t.parent){throw new rr[\"b\"](\"merge-operation-target-position-invalid: Merge target position is invalid.\",this)}else if(this.howMany!=e.maxOffset){throw new rr[\"b\"](\"merge-operation-how-many-invalid: Merge operation specifies wrong number of nodes to move.\",this)}}_execute(){const e=this.sourcePosition.parent;const t=Jh._createIn(e);Ym(t,this.targetPosition);Ym(Jh._createOn(e),this.graveyardPosition)}toJSON(){const e=super.toJSON();e.sourcePosition=e.sourcePosition.toJSON();e.targetPosition=e.targetPosition.toJSON();e.graveyardPosition=e.graveyardPosition.toJSON();return e}static get className(){return\"MergeOperation\"}static fromJSON(e,t){const n=$h.fromJSON(e.sourcePosition,t);const i=$h.fromJSON(e.targetPosition,t);const o=$h.fromJSON(e.graveyardPosition,t);return new this(n,e.howMany,i,o,e.baseVersion)}}class lg extends Hm{constructor(e,t,n,i){super(i);this.splitPosition=e.clone();this.splitPosition.stickiness=\"toNext\";this.howMany=t;this.insertionPosition=lg.getInsertionPosition(e);this.insertionPosition.stickiness=\"toNone\";this.graveyardPosition=n?n.clone():null;if(this.graveyardPosition){this.graveyardPosition.stickiness=\"toNext\"}}get type(){return\"split\"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();e.push(0);return new $h(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new Jh(this.splitPosition,e)}clone(){const e=new this.constructor(this.splitPosition,this.howMany,this.graveyardPosition,this.baseVersion);e.insertionPosition=this.insertionPosition;return e}getReversed(){const e=this.splitPosition.root.document.graveyard;const t=new $h(e,[0]);return new cg(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent;const t=this.splitPosition.offset;if(!e||e.maxOffset<t){throw new rr[\"b\"](\"split-operation-position-invalid: Split position is invalid.\",this)}else if(!e.parent){throw new rr[\"b\"](\"split-operation-split-in-root: Cannot split root element.\",this)}else if(this.howMany!=e.maxOffset-this.splitPosition.offset){throw new rr[\"b\"](\"split-operation-how-many-invalid: Split operation specifies wrong number of nodes to move.\",this)}else if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter){throw new rr[\"b\"](\"split-operation-graveyard-position-invalid: Graveyard position invalid.\",this)}}_execute(){const e=this.splitPosition.parent;if(this.graveyardPosition){Ym(Jh._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition)}else{const t=e._clone();$m(this.insertionPosition,t)}const t=new Jh($h._createAt(e,this.splitPosition.offset),$h._createAt(e,e.maxOffset));Ym(t,this.moveTargetPosition)}toJSON(){const e=super.toJSON();e.splitPosition=this.splitPosition.toJSON();e.insertionPosition=this.insertionPosition.toJSON();if(this.graveyardPosition){e.graveyardPosition=this.graveyardPosition.toJSON()}return e}static get className(){return\"SplitOperation\"}static getInsertionPosition(e){const t=e.path.slice(0,-1);t[t.length-1]++;return new $h(e.root,t)}static fromJSON(e,t){const n=$h.fromJSON(e.splitPosition,t);const i=$h.fromJSON(e.insertionPosition,t);const o=e.graveyardPosition?$h.fromJSON(e.graveyardPosition,t):null;const s=new this(n,e.howMany,o,e.baseVersion);s.insertionPosition=i;return s}}class dg extends Fh{constructor(e,t,n=\"main\"){super(t);this._document=e;this.rootName=n}get document(){return this._document}is(e,t){if(!t){return e===\"rootElement\"||e===\"model:rootElement\"||e===\"element\"||e===\"model:element\"||e===this.name||e===\"model:\"+this.name||e===\"node\"||e===\"model:node\"}return t===this.name&&(e===\"rootElement\"||e===\"model:rootElement\"||e===\"element\"||e===\"model:element\")}toJSON(){return this.rootName}}class ug{constructor(e,t){this.model=e;this.batch=t}createText(e,t){return new zh(e,t)}createElement(e,t){return new Fh(e,t)}createDocumentFragment(){return new Um}insert(e,t,n=0){this._assertWriterUsedCorrectly();if(e instanceof zh&&e.data==\"\"){return}const i=$h._createAt(t,n);if(e.parent){if(pg(e.root,i.root)){this.move(Jh._createOn(e),i);return}else{if(e.root.document){throw new rr[\"b\"](\"model-writer-insert-forbidden-move: \"+\"Cannot move a node from a document to a different tree. \"+\"It is forbidden to move a node that was already in a document outside of it.\",this)}else{this.remove(e)}}}const o=i.root.document?i.root.document.version:null;const s=new og(i,e,o);if(e instanceof zh){s.shouldReceiveAttributes=true}this.batch.addOperation(s);this.model.applyOperation(s);if(e instanceof Um){for(const[t,n]of e.markers){const e=$h._createAt(n.root,0);const o=new Jh(n.start._getCombined(e,i),n.end._getCombined(e,i));const s={range:o,usingOperation:true,affectsData:true};if(this.model.markers.has(t)){this.updateMarker(t,s)}else{this.addMarker(t,s)}}}}insertText(e,t,n,i){if(t instanceof Um||t instanceof Fh||t instanceof $h){this.insert(this.createText(e),t,n)}else{this.insert(this.createText(e,t),n,i)}}insertElement(e,t,n,i){if(t instanceof Um||t instanceof Fh||t instanceof $h){this.insert(this.createElement(e),t,n)}else{this.insert(this.createElement(e,t),n,i)}}append(e,t){this.insert(e,t,\"end\")}appendText(e,t,n){if(t instanceof Um||t instanceof Fh){this.insert(this.createText(e),t,\"end\")}else{this.insert(this.createText(e,t),n,\"end\")}}appendElement(e,t,n){if(t instanceof Um||t instanceof Fh){this.insert(this.createElement(e),t,\"end\")}else{this.insert(this.createElement(e,t),n,\"end\")}}setAttribute(e,t,n){this._assertWriterUsedCorrectly();if(n instanceof Jh){const i=n.getMinimalFlatRanges();for(const n of i){hg(this,e,t,n)}}else{fg(this,e,t,n)}}setAttributes(e,t){for(const[n,i]of Ur(e)){this.setAttribute(n,i,t)}}removeAttribute(e,t){this._assertWriterUsedCorrectly();if(t instanceof Jh){const n=t.getMinimalFlatRanges();for(const t of n){hg(this,e,null,t)}}else{fg(this,e,null,t)}}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys()){this.removeAttribute(t,e)}};if(!(e instanceof Jh)){t(e)}else{for(const n of e.getItems()){t(n)}}}move(e,t,n){this._assertWriterUsedCorrectly();if(!(e instanceof Jh)){throw new rr[\"b\"](\"writer-move-invalid-range: Invalid range to move.\",this)}if(!e.isFlat){throw new rr[\"b\"](\"writer-move-range-not-flat: Range to move is not flat.\",this)}const i=$h._createAt(t,n);if(i.isEqual(e.start)){return}this._addOperationForAffectedMarkers(\"move\",e);if(!pg(e.root,i.root)){throw new rr[\"b\"](\"writer-move-different-document: Range is going to be moved between different documents.\",this)}const o=e.root.document?e.root.document.version:null;const s=new ig(e.start,e.end.offset-e.start.offset,i,o);this.batch.addOperation(s);this.model.applyOperation(s)}remove(e){this._assertWriterUsedCorrectly();const t=e instanceof Jh?e:Jh._createOn(e);const n=t.getMinimalFlatRanges().reverse();for(const e of n){this._addOperationForAffectedMarkers(\"move\",e);gg(e.start,e.end.offset-e.start.offset,this.batch,this.model)}}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore;const n=e.nodeAfter;this._addOperationForAffectedMarkers(\"merge\",e);if(!(t instanceof Fh)){throw new rr[\"b\"](\"writer-merge-no-element-before: Node before merge position must be an element.\",this)}if(!(n instanceof Fh)){throw new rr[\"b\"](\"writer-merge-no-element-after: Node after merge position must be an element.\",this)}if(!e.root.document){this._mergeDetached(e)}else{this._merge(e)}}createPositionFromPath(e,t,n){return this.model.createPositionFromPath(e,t,n)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(e,t,n){return this.model.createSelection(e,t,n)}_mergeDetached(e){const t=e.nodeBefore;const n=e.nodeAfter;this.move(Jh._createIn(n),$h._createAt(t,\"end\"));this.remove(n)}_merge(e){const t=$h._createAt(e.nodeBefore,\"end\");const n=$h._createAt(e.nodeAfter,0);const i=e.root.document.graveyard;const o=new $h(i,[0]);const s=e.root.document.version;const r=new cg(n,e.nodeAfter.maxOffset,t,o,s);this.batch.addOperation(r);this.model.applyOperation(r)}rename(e,t){this._assertWriterUsedCorrectly();if(!(e instanceof Fh)){throw new rr[\"b\"](\"writer-rename-not-element-instance: Trying to rename an object which is not an instance of Element.\",this)}const n=e.root.document?e.root.document.version:null;const i=new rg($h._createBefore(e),e.name,t,n);this.batch.addOperation(i);this.model.applyOperation(i)}split(e,t){this._assertWriterUsedCorrectly();let n=e.parent;if(!n.parent){throw new rr[\"b\"](\"writer-split-element-no-parent: Element with no parent can not be split.\",this)}if(!t){t=n.parent}if(!e.parent.getAncestors({includeSelf:true}).includes(t)){throw new rr[\"b\"](\"writer-split-invalid-limit-element: Limit element is not a position ancestor.\",this)}let i,o;do{const t=n.root.document?n.root.document.version:null;const s=n.maxOffset-e.offset;const r=new lg(e,s,null,t);this.batch.addOperation(r);this.model.applyOperation(r);if(!i&&!o){i=n;o=e.parent.nextSibling}e=this.createPositionAfter(e.parent);n=e.parent}while(n!==t);return{position:e,range:new Jh($h._createAt(i,\"end\"),$h._createAt(o,0))}}wrap(e,t){this._assertWriterUsedCorrectly();if(!e.isFlat){throw new rr[\"b\"](\"writer-wrap-range-not-flat: Range to wrap is not flat.\",this)}const n=t instanceof Fh?t:new Fh(t);if(n.childCount>0){throw new rr[\"b\"](\"writer-wrap-element-not-empty: Element to wrap with is not empty.\",this)}if(n.parent!==null){throw new rr[\"b\"](\"writer-wrap-element-attached: Element to wrap with is already attached to tree model.\",this)}this.insert(n,e.start);const i=new Jh(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(i,$h._createAt(n,0))}unwrap(e){this._assertWriterUsedCorrectly();if(e.parent===null){throw new rr[\"b\"](\"writer-unwrap-element-no-parent: Trying to unwrap an element which has no parent.\",this)}this.move(Jh._createIn(e),this.createPositionAfter(e));this.remove(e)}addMarker(e,t){this._assertWriterUsedCorrectly();if(!t||typeof t.usingOperation!=\"boolean\"){throw new rr[\"b\"](\"writer-addMarker-no-usingOperation: The options.usingOperation parameter is required when adding a new marker.\",this)}const n=t.usingOperation;const i=t.range;const o=t.affectsData===undefined?false:t.affectsData;if(this.model.markers.has(e)){throw new rr[\"b\"](\"writer-addMarker-marker-exists: Marker with provided name already exists.\",this)}if(!i){throw new rr[\"b\"](\"writer-addMarker-no-range: Range parameter is required when adding a new marker.\",this)}if(!n){return this.model.markers._set(e,i,n,o)}mg(this,e,null,i,o);return this.model.markers.get(e)}updateMarker(e,t){this._assertWriterUsedCorrectly();const n=typeof e==\"string\"?e:e.name;const i=this.model.markers.get(n);if(!i){throw new rr[\"b\"](\"writer-updateMarker-marker-not-exists: Marker with provided name does not exists.\",this)}if(!t){this.model.markers._refresh(i);return}const o=typeof t.usingOperation==\"boolean\";const s=typeof t.affectsData==\"boolean\";const r=s?t.affectsData:i.affectsData;if(!o&&!t.range&&!s){throw new rr[\"b\"](\"writer-updateMarker-wrong-options: One of the options is required - provide range, usingOperations or affectsData.\",this)}const a=i.getRange();const c=t.range?t.range:a;if(o&&t.usingOperation!==i.managedUsingOperations){if(t.usingOperation){mg(this,n,null,c,r)}else{mg(this,n,a,null,r);this.model.markers._set(n,c,undefined,r)}return}if(i.managedUsingOperations){mg(this,n,a,c,r)}else{this.model.markers._set(n,c,undefined,r)}}removeMarker(e){this._assertWriterUsedCorrectly();const t=typeof e==\"string\"?e:e.name;if(!this.model.markers.has(t)){throw new rr[\"b\"](\"writer-removeMarker-no-marker: Trying to remove marker which does not exist.\",this)}const n=this.model.markers.get(t);if(!n.managedUsingOperations){this.model.markers._remove(t);return}const i=n.getRange();mg(this,t,i,null,n.affectsData)}setSelection(e,t,n){this._assertWriterUsedCorrectly();this.model.document.selection._setTo(e,t,n)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly();this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){this._assertWriterUsedCorrectly();if(typeof e===\"string\"){this._setSelectionAttribute(e,t)}else{for(const[t,n]of Ur(e)){this._setSelectionAttribute(t,n)}}}removeSelectionAttribute(e){this._assertWriterUsedCorrectly();if(typeof e===\"string\"){this._removeSelectionAttribute(e)}else{for(const t of e){this._removeSelectionAttribute(t)}}}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const n=this.model.document.selection;if(n.isCollapsed&&n.anchor.parent.isEmpty){const i=ff._getStoreAttributeKey(e);this.setAttribute(i,t,n.anchor.parent)}n._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const n=ff._getStoreAttributeKey(e);this.removeAttribute(n,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this){throw new rr[\"b\"](\"writer-incorrect-use: Trying to use a writer outside the change() block.\",this)}}_addOperationForAffectedMarkers(e,t){for(const n of this.model.markers){if(!n.managedUsingOperations){continue}const i=n.getRange();let o=false;if(e===\"move\"){o=t.containsPosition(i.start)||t.start.isEqual(i.start)||t.containsPosition(i.end)||t.end.isEqual(i.end)}else{const e=t.nodeBefore;const n=t.nodeAfter;const s=i.start.parent==e&&i.start.isAtEnd;const r=i.end.parent==n&&i.end.offset==0;const a=i.end.nodeAfter==n;const c=i.start.nodeAfter==n;o=s||r||a||c}if(o){this.updateMarker(n.name,{range:i})}}}}function hg(e,t,n,i){const o=e.model;const s=o.document;let r=i.start;let a;let c;let l;for(const e of i.getWalker({shallow:true})){l=e.item.getAttribute(t);if(a&&c!=l){if(c!=n){d()}r=a}a=e.nextPosition;c=l}if(a instanceof $h&&a!=r&&c!=n){d()}function d(){const i=new Jh(r,a);const l=i.root.document?s.version:null;const d=new tg(i,t,c,n,l);e.batch.addOperation(d);o.applyOperation(d)}}function fg(e,t,n,i){const o=e.model;const s=o.document;const r=i.getAttribute(t);let a,c;if(r!=n){const l=i.root===i;if(l){const e=i.document?s.version:null;c=new ag(i,t,r,n,e)}else{a=new Jh($h._createBefore(i),e.createPositionAfter(i));const o=a.root.document?s.version:null;c=new tg(a,t,r,n,o)}e.batch.addOperation(c);o.applyOperation(c)}}function mg(e,t,n,i,o){const s=e.model;const r=s.document;const a=new sg(t,n,i,s.markers,o,r.version);e.batch.addOperation(a);s.applyOperation(a)}function gg(e,t,n,i){let o;if(e.root.document){const n=i.document;const s=new $h(n.graveyard,[0]);o=new ig(e,t,s,n.version)}else{o=new ng(e,t)}n.addOperation(o);i.applyOperation(o)}function pg(e,t){if(e===t){return true}if(e instanceof dg&&t instanceof dg){return true}return false}class bg{constructor(e){this._markerCollection=e;this._changesInElement=new Map;this._elementSnapshots=new Map;this._changedMarkers=new Map;this._changeCount=0;this._cachedChanges=null;this._cachedChangesWithGraveyard=null}get isEmpty(){return this._changesInElement.size==0&&this._changedMarkers.size==0}refreshItem(e){if(this._isInInsertedElement(e.parent)){return}this._markRemove(e.parent,e.startOffset,e.offsetSize);this._markInsert(e.parent,e.startOffset,e.offsetSize);const t=Jh._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getRange();this.bufferMarkerChange(e.name,t,t,e.affectsData)}this._cachedChanges=null}bufferOperation(e){switch(e.type){case\"insert\":{if(this._isInInsertedElement(e.position.parent)){return}this._markInsert(e.position.parent,e.position.offset,e.nodes.maxOffset);break}case\"addAttribute\":case\"removeAttribute\":case\"changeAttribute\":{for(const t of e.range.getItems({shallow:true})){if(this._isInInsertedElement(t.parent)){continue}this._markAttribute(t)}break}case\"remove\":case\"move\":case\"reinsert\":{if(e.sourcePosition.isEqual(e.targetPosition)||e.sourcePosition.getShiftedBy(e.howMany).isEqual(e.targetPosition)){return}const t=this._isInInsertedElement(e.sourcePosition.parent);const n=this._isInInsertedElement(e.targetPosition.parent);if(!t){this._markRemove(e.sourcePosition.parent,e.sourcePosition.offset,e.howMany)}if(!n){this._markInsert(e.targetPosition.parent,e.getMovedRangeStart().offset,e.howMany)}break}case\"rename\":{if(this._isInInsertedElement(e.position.parent)){return}this._markRemove(e.position.parent,e.position.offset,1);this._markInsert(e.position.parent,e.position.offset,1);const t=Jh._createFromPositionAndShift(e.position,1);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getRange();this.bufferMarkerChange(e.name,t,t,e.affectsData)}break}case\"split\":{const t=e.splitPosition.parent;if(!this._isInInsertedElement(t)){this._markRemove(t,e.splitPosition.offset,e.howMany)}if(!this._isInInsertedElement(e.insertionPosition.parent)){this._markInsert(e.insertionPosition.parent,e.insertionPosition.offset,1)}if(e.graveyardPosition){this._markRemove(e.graveyardPosition.parent,e.graveyardPosition.offset,1)}break}case\"merge\":{const t=e.sourcePosition.parent;if(!this._isInInsertedElement(t.parent)){this._markRemove(t.parent,t.startOffset,1)}const n=e.graveyardPosition.parent;this._markInsert(n,e.graveyardPosition.offset,1);const i=e.targetPosition.parent;if(!this._isInInsertedElement(i)){this._markInsert(i,e.targetPosition.offset,t.maxOffset)}break}}this._cachedChanges=null}bufferMarkerChange(e,t,n,i){const o=this._changedMarkers.get(e);if(!o){this._changedMarkers.set(e,{oldRange:t,newRange:n,affectsData:i})}else{o.newRange=n;o.affectsData=i;if(o.oldRange==null&&o.newRange==null){this._changedMarkers.delete(e)}}}getMarkersToRemove(){const e=[];for(const[t,n]of this._changedMarkers){if(n.oldRange!=null){e.push({name:t,range:n.oldRange})}}return e}getMarkersToAdd(){const e=[];for(const[t,n]of this._changedMarkers){if(n.newRange!=null){e.push({name:t,range:n.newRange})}}return e}getChangedMarkers(){return Array.from(this._changedMarkers).map(e=>({name:e[0],data:{oldRange:e[1].oldRange,newRange:e[1].newRange}}))}hasDataChanges(){for(const[,e]of this._changedMarkers){if(e.affectsData){return true}}return this._changesInElement.size>0}getChanges(e={includeChangesInGraveyard:false}){if(this._cachedChanges){if(e.includeChangesInGraveyard){return this._cachedChangesWithGraveyard.slice()}else{return this._cachedChanges.slice()}}const t=[];for(const e of this._changesInElement.keys()){const n=this._changesInElement.get(e).sort((e,t)=>{if(e.offset===t.offset){if(e.type!=t.type){return e.type==\"remove\"?-1:1}return 0}return e.offset<t.offset?-1:1});const i=this._elementSnapshots.get(e);const o=wg(e.getChildren());const s=_g(i.length,n);let r=0;let a=0;for(const n of s){if(n===\"i\"){t.push(this._getInsertDiff(e,r,o[r].name));r++}else if(n===\"r\"){t.push(this._getRemoveDiff(e,r,i[a].name));a++}else if(n===\"a\"){const n=o[r].attributes;const s=i[a].attributes;let c;if(o[r].name==\"$text\"){c=new Jh($h._createAt(e,r),$h._createAt(e,r+1))}else{const t=e.offsetToIndex(r);c=new Jh($h._createAt(e,r),$h._createAt(e.getChild(t),0))}t.push(...this._getAttributesDiff(c,s,n));r++;a++}else{r++;a++}}}t.sort((e,t)=>{if(e.position.root!=t.position.root){return e.position.root.rootName<t.position.root.rootName?-1:1}if(e.position.isEqual(t.position)){return e.changeCount-t.changeCount}return e.position.isBefore(t.position)?-1:1});for(let e=1;e<t.length;e++){const n=t[e-1];const i=t[e];const o=n.type==\"remove\"&&i.type==\"remove\"&&n.name==\"$text\"&&i.name==\"$text\"&&n.position.isEqual(i.position);const s=n.type==\"insert\"&&i.type==\"insert\"&&n.name==\"$text\"&&i.name==\"$text\"&&n.position.parent==i.position.parent&&n.position.offset+n.length==i.position.offset;const r=n.type==\"attribute\"&&i.type==\"attribute\"&&n.position.parent==i.position.parent&&n.range.isFlat&&i.range.isFlat&&n.position.offset+n.length==i.position.offset&&n.attributeKey==i.attributeKey&&n.attributeOldValue==i.attributeOldValue&&n.attributeNewValue==i.attributeNewValue;if(o||s||r){t[e-1].length++;if(r){t[e-1].range.end=t[e-1].range.end.getShiftedBy(1)}t.splice(e,1);e--}}for(const e of t){delete e.changeCount;if(e.type==\"attribute\"){delete e.position;delete e.length}}this._changeCount=0;this._cachedChangesWithGraveyard=t.slice();this._cachedChanges=t.slice().filter(vg);if(e.includeChangesInGraveyard){return this._cachedChangesWithGraveyard}else{return this._cachedChanges}}reset(){this._changesInElement.clear();this._elementSnapshots.clear();this._changedMarkers.clear();this._cachedChanges=null}_markInsert(e,t,n){const i={type:\"insert\",offset:t,howMany:n,count:this._changeCount++};this._markChange(e,i)}_markRemove(e,t,n){const i={type:\"remove\",offset:t,howMany:n,count:this._changeCount++};this._markChange(e,i);this._removeAllNestedChanges(e,t,n)}_markAttribute(e){const t={type:\"attribute\",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshot(e);const n=this._getChangesForElement(e);this._handleChange(t,n);n.push(t);for(let e=0;e<n.length;e++){if(n[e].howMany<1){n.splice(e,1);e--}}}_getChangesForElement(e){let t;if(this._changesInElement.has(e)){t=this._changesInElement.get(e)}else{t=[];this._changesInElement.set(e,t)}return t}_makeSnapshot(e){if(!this._elementSnapshots.has(e)){this._elementSnapshots.set(e,wg(e.getChildren()))}}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const n of t){const i=e.offset+e.howMany;const o=n.offset+n.howMany;if(e.type==\"insert\"){if(n.type==\"insert\"){if(e.offset<=n.offset){n.offset+=e.howMany}else if(e.offset<o){n.howMany+=e.nodesToHandle;e.nodesToHandle=0}}if(n.type==\"remove\"){if(e.offset<n.offset){n.offset+=e.howMany}}if(n.type==\"attribute\"){if(e.offset<=n.offset){n.offset+=e.howMany}else if(e.offset<o){const o=n.howMany;n.howMany=e.offset-n.offset;t.unshift({type:\"attribute\",offset:i,howMany:o-n.howMany,count:this._changeCount++})}}}if(e.type==\"remove\"){if(n.type==\"insert\"){if(i<=n.offset){n.offset-=e.howMany}else if(i<=o){if(e.offset<n.offset){const t=i-n.offset;n.offset=e.offset;n.howMany-=t;e.nodesToHandle-=t}else{n.howMany-=e.nodesToHandle;e.nodesToHandle=0}}else{if(e.offset<=n.offset){e.nodesToHandle-=n.howMany;n.howMany=0}else if(e.offset<o){const t=o-e.offset;n.howMany-=t;e.nodesToHandle-=t}}}if(n.type==\"remove\"){if(i<=n.offset){n.offset-=e.howMany}else if(e.offset<n.offset){e.nodesToHandle+=n.howMany;n.howMany=0}}if(n.type==\"attribute\"){if(i<=n.offset){n.offset-=e.howMany}else if(e.offset<n.offset){const t=i-n.offset;n.offset=e.offset;n.howMany-=t}else if(e.offset<o){if(i<=o){const i=n.howMany;n.howMany=e.offset-n.offset;const o=i-n.howMany-e.nodesToHandle;t.unshift({type:\"attribute\",offset:e.offset,howMany:o,count:this._changeCount++})}else{n.howMany-=o-e.offset}}}}if(e.type==\"attribute\"){if(n.type==\"insert\"){if(e.offset<n.offset&&i>n.offset){if(i>o){const e={type:\"attribute\",offset:o,howMany:i-o,count:this._changeCount++};this._handleChange(e,t);t.push(e)}e.nodesToHandle=n.offset-e.offset;e.howMany=e.nodesToHandle}else if(e.offset>=n.offset&&e.offset<o){if(i>o){e.nodesToHandle=i-o;e.offset=o}else{e.nodesToHandle=0}}}if(n.type==\"remove\"){if(e.offset<n.offset&&i>n.offset){const o={type:\"attribute\",offset:n.offset,howMany:i-n.offset,count:this._changeCount++};this._handleChange(o,t);t.push(o);e.nodesToHandle=n.offset-e.offset;e.howMany=e.nodesToHandle}}if(n.type==\"attribute\"){if(e.offset>=n.offset&&i<=o){e.nodesToHandle=0;e.howMany=0;e.offset=0}else if(e.offset<=n.offset&&i>=o){n.howMany=0}}}}e.howMany=e.nodesToHandle;delete e.nodesToHandle}_getInsertDiff(e,t,n){return{type:\"insert\",position:$h._createAt(e,t),name:n,length:1,changeCount:this._changeCount++}}_getRemoveDiff(e,t,n){return{type:\"remove\",position:$h._createAt(e,t),name:n,length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,n){const i=[];n=new Map(n);for(const[o,s]of t){const t=n.has(o)?n.get(o):null;if(t!==s){i.push({type:\"attribute\",position:e.start,range:e.clone(),length:1,attributeKey:o,attributeOldValue:s,attributeNewValue:t,changeCount:this._changeCount++})}n.delete(o)}for(const[t,o]of n){i.push({type:\"attribute\",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++})}return i}_isInInsertedElement(e){const t=e.parent;if(!t){return false}const n=this._changesInElement.get(t);const i=e.startOffset;if(n){for(const e of n){if(e.type==\"insert\"&&i>=e.offset&&i<e.offset+e.howMany){return true}}}return this._isInInsertedElement(t)}_removeAllNestedChanges(e,t,n){const i=new Jh($h._createAt(e,t),$h._createAt(e,t+n));for(const e of i.getItems({shallow:true})){if(e.is(\"element\")){this._elementSnapshots.delete(e);this._changesInElement.delete(e);this._removeAllNestedChanges(e,0,e.maxOffset)}}}}function wg(e){const t=[];for(const n of e){if(n.is(\"text\")){for(let e=0;e<n.data.length;e++){t.push({name:\"$text\",attributes:new Map(n.getAttributes())})}}else{t.push({name:n.name,attributes:new Map(n.getAttributes())})}}return t}function _g(e,t){const n=[];let i=0;let o=0;for(const e of t){if(e.offset>i){for(let t=0;t<e.offset-i;t++){n.push(\"e\")}o+=e.offset-i}if(e.type==\"insert\"){for(let t=0;t<e.howMany;t++){n.push(\"i\")}i=e.offset+e.howMany}else if(e.type==\"remove\"){for(let t=0;t<e.howMany;t++){n.push(\"r\")}i=e.offset;o+=e.howMany}else{n.push(...\"a\".repeat(e.howMany).split(\"\"));i=e.offset+e.howMany;o+=e.howMany}}if(o<e){for(let t=0;t<e-o-i;t++){n.push(\"e\")}}return n}function vg(e){const t=e.position&&e.position.root.rootName==\"$graveyard\";const n=e.range&&e.range.root.rootName==\"$graveyard\";return!t&&!n}class kg{constructor(){this._operations=[];this._undoPairs=new Map;this._undoneOperations=new Set}addOperation(e){if(this._operations.includes(e)){return}this._operations.push(e)}getOperations(e=0,t=Number.POSITIVE_INFINITY){if(e<0){return[]}return this._operations.slice(e,t)}getOperation(e){return this._operations[e]}setOperationAsUndone(e,t){this._undoPairs.set(t,e);this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}}function yg(e){return!!e&&e.length==1&&/[\\u0300-\\u036f\\u1ab0-\\u1aff\\u1dc0-\\u1dff\\u20d0-\\u20ff\\ufe20-\\ufe2f]/.test(e)}function xg(e){return!!e&&e.length==1&&/[\\ud800-\\udbff]/.test(e)}function Ag(e){return!!e&&e.length==1&&/[\\udc00-\\udfff]/.test(e)}function Cg(e,t){return xg(e.charAt(t-1))&&Ag(e.charAt(t))}function Tg(e,t){return yg(e.charAt(t))}const Mg=\"$graveyard\";class Eg{constructor(e){this.model=e;this.version=0;this.history=new kg(this);this.selection=new ff(this);this.roots=new xr({idProperty:\"rootName\"});this.differ=new bg(e.markers);this._postFixers=new Set;this._hasSelectionChangedFromTheLastChangeBlock=false;this.createRoot(\"$root\",Mg);this.listenTo(e,\"applyOperation\",(e,t)=>{const n=t[0];if(n.isDocumentOperation&&n.baseVersion!==this.version){throw new rr[\"b\"](\"model-document-applyOperation-wrong-version: Only operations with matching versions can be applied.\",this,{operation:n})}},{priority:\"highest\"});this.listenTo(e,\"applyOperation\",(e,t)=>{const n=t[0];if(n.isDocumentOperation){this.differ.bufferOperation(n)}},{priority:\"high\"});this.listenTo(e,\"applyOperation\",(e,t)=>{const n=t[0];if(n.isDocumentOperation){this.version++;this.history.addOperation(n)}},{priority:\"low\"});this.listenTo(this.selection,\"change\",()=>{this._hasSelectionChangedFromTheLastChangeBlock=true});this.listenTo(e.markers,\"update\",(e,t,n,i)=>{this.differ.bufferMarkerChange(t.name,n,i,t.affectsData);if(n===null){t.on(\"change\",(e,n)=>{this.differ.bufferMarkerChange(t.name,n,t.getRange(),t.affectsData)})}})}get graveyard(){return this.getRoot(Mg)}createRoot(e=\"$root\",t=\"main\"){if(this.roots.get(t)){throw new rr[\"b\"](\"model-document-createRoot-name-exists: Root with specified name already exists.\",this,{name:t})}const n=new dg(this,e,t);this.roots.add(n);return n}destroy(){this.selection.destroy();this.stopListening()}getRoot(e=\"main\"){return this.roots.get(e)}getRootNames(){return Array.from(this.roots,e=>e.rootName).filter(e=>e!=Mg)}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=zr(this);e.selection=\"[engine.model.DocumentSelection]\";e.model=\"[engine.model.Model]\";return e}_handleChangeBlock(e){if(this._hasDocumentChangedFromTheLastChangeBlock()){this._callPostFixers(e);this.selection.refresh();if(this.differ.hasDataChanges()){this.fire(\"change:data\",e.batch)}else{this.fire(\"change\",e.batch)}this.selection.refresh();this.differ.reset()}this._hasSelectionChangedFromTheLastChangeBlock=false}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const e of this.roots){if(e!==this.graveyard){return e}}return this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot();const t=this.model;const n=t.schema;const i=t.createPositionFromPath(e,[0]);const o=n.getNearestSelectionRange(i);return o||t.createRange(i)}_validateSelectionRange(e){return Pg(e.start)&&Pg(e.end)}_callPostFixers(e){let t=false;do{for(const n of this._postFixers){this.selection.refresh();t=n(e);if(t){break}}}while(t)}}yr(Eg,dr);function Pg(e){const t=e.textNode;if(t){const n=t.data;const i=e.offset-t.startOffset;return!Cg(n,i)&&!Tg(n,i)}return true}class Sg{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){return this._markers.has(e)}get(e){return this._markers.get(e)||null}_set(e,t,n=false,i=false){const o=e instanceof Ig?e.name:e;const s=this._markers.get(o);if(s){const e=s.getRange();let r=false;if(!e.isEqual(t)){s._attachLiveRange(cf.fromRange(t));r=true}if(n!=s.managedUsingOperations){s._managedUsingOperations=n;r=true}if(typeof i===\"boolean\"&&i!=s.affectsData){s._affectsData=i;r=true}if(r){this.fire(\"update:\"+o,s,e,t)}return s}const r=cf.fromRange(t);const a=new Ig(o,r,n,i);this._markers.set(o,a);this.fire(\"update:\"+o,a,null,t);return a}_remove(e){const t=e instanceof Ig?e.name:e;const n=this._markers.get(t);if(n){this._markers.delete(t);this.fire(\"update:\"+t,n,n.getRange(),null);this._destroyMarker(n);return true}return false}_refresh(e){const t=e instanceof Ig?e.name:e;const n=this._markers.get(t);if(!n){throw new rr[\"b\"](\"markercollection-refresh-marker-not-exists: Marker with provided name does not exists.\",this)}const i=n.getRange();this.fire(\"update:\"+t,n,i,i,n.managedUsingOperations,n.affectsData)}*getMarkersAtPosition(e){for(const t of this){if(t.getRange().containsPosition(e)){yield t}}}*getMarkersIntersectingRange(e){for(const t of this){if(t.getRange().getIntersection(e)!==null){yield t}}}destroy(){for(const e of this._markers.values()){this._destroyMarker(e)}this._markers=null;this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values()){if(t.name.startsWith(e+\":\")){yield t}}}_destroyMarker(e){e.stopListening();e._detachLiveRange()}}yr(Sg,dr);class Ig{constructor(e,t,n,i){this.name=e;this._liveRange=this._attachLiveRange(t);this._managedUsingOperations=n;this._affectsData=i}get managedUsingOperations(){if(!this._liveRange){throw new rr[\"b\"](\"marker-destroyed: Cannot use a destroyed marker instance.\",this)}return this._managedUsingOperations}get affectsData(){if(!this._liveRange){throw new rr[\"b\"](\"marker-destroyed: Cannot use a destroyed marker instance.\",this)}return this._affectsData}getStart(){if(!this._liveRange){throw new rr[\"b\"](\"marker-destroyed: Cannot use a destroyed marker instance.\",this)}return this._liveRange.start.clone()}getEnd(){if(!this._liveRange){throw new rr[\"b\"](\"marker-destroyed: Cannot use a destroyed marker instance.\",this)}return this._liveRange.end.clone()}getRange(){if(!this._liveRange){throw new rr[\"b\"](\"marker-destroyed: Cannot use a destroyed marker instance.\",this)}return this._liveRange.toRange()}is(e){return e===\"marker\"||e===\"model:marker\"}_attachLiveRange(e){if(this._liveRange){this._detachLiveRange()}e.delegate(\"change:range\").to(this);e.delegate(\"change:content\").to(this);this._liveRange=e;return e}_detachLiveRange(){this._liveRange.stopDelegating(\"change:range\",this);this._liveRange.stopDelegating(\"change:content\",this);this._liveRange.detach();this._liveRange=null}}yr(Ig,dr);class Og extends Hm{get type(){return\"noop\"}clone(){return new Og(this.baseVersion)}getReversed(){return new Og(this.baseVersion+1)}_execute(){}static get className(){return\"NoOperation\"}}const Ng={};Ng[tg.className]=tg;Ng[og.className]=og;Ng[sg.className]=sg;Ng[ig.className]=ig;Ng[Og.className]=Og;Ng[Hm.className]=Hm;Ng[rg.className]=rg;Ng[ag.className]=ag;Ng[lg.className]=lg;Ng[cg.className]=cg;class Lg{static fromJSON(e,t){return Ng[e.__className].fromJSON(e,t)}}class Rg extends $h{constructor(e,t,n=\"toNone\"){super(e,t,n);if(!this.root.is(\"rootElement\")){throw new rr[\"b\"](\"model-liveposition-root-not-rootelement: LivePosition's root has to be an instance of RootElement.\",e)}Dg.call(this)}detach(){this.stopListening()}is(e){return e===\"livePosition\"||e===\"model:livePosition\"||e==\"position\"||e===\"model:position\"}toPosition(){return new $h(this.root,this.path.slice(),this.stickiness)}static fromPosition(e,t){return new this(e.root,e.path.slice(),t?t:e.stickiness)}}function Dg(){this.listenTo(this.root.document.model,\"applyOperation\",(e,t)=>{const n=t[0];if(!n.isDocumentOperation){return}jg.call(this,n)},{priority:\"low\"})}function jg(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path;this.root=t.root;this.fire(\"change\",e)}}yr(Rg,dr);function zg(e,t,n,i){return e.change(o=>{let s;if(!n){s=e.document.selection}else if(n instanceof tf||n instanceof ff){s=n}else{s=o.createSelection(n,i)}if(!s.isCollapsed){e.deleteContent(s,{doNotAutoparagraph:true})}const r=new Bg(e,o,s.anchor);let a;if(t.is(\"documentFragment\")){a=t.getChildren()}else{a=[t]}r.handleNodes(a,{isFirst:true,isLast:true});const c=r.getSelectionRange();if(c){if(s instanceof ff){o.setSelection(c)}else{s.setTo(c)}}else{}const l=r.getAffectedRange()||e.createRange(s.anchor);r.destroy();return l})}class Bg{constructor(e,t,n){this.model=e;this.writer=t;this.position=n;this.canMergeWith=new Set([this.position.parent]);this.schema=e.schema;this._filterAttributesOf=[];this._affectedStart=null;this._affectedEnd=null}handleNodes(e,t){e=Array.from(e);for(let n=0;n<e.length;n++){const i=e[n];this._handleNode(i,{isFirst:n===0&&t.isFirst,isLast:n===e.length-1&&t.isLast})}this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer);this._filterAttributesOf=[]}getSelectionRange(){if(this.nodeToSelect){return Jh._createOn(this.nodeToSelect)}return this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){if(!this._affectedStart){return null}return new Jh(this._affectedStart,this._affectedEnd)}destroy(){if(this._affectedStart){this._affectedStart.detach()}if(this._affectedEnd){this._affectedEnd.detach()}}_handleNode(e,t){if(this.schema.isObject(e)){this._handleObject(e,t);return}const n=this._checkAndSplitToAllowedPosition(e,t);if(!n){this._handleDisallowedNode(e,t);return}this._insert(e);this._mergeSiblingsOf(e,t)}_handleObject(e,t){if(this._checkAndSplitToAllowedPosition(e)){this._insert(e)}else{this._tryAutoparagraphing(e,t)}}_handleDisallowedNode(e,t){if(e.is(\"element\")){this.handleNodes(e.getChildren(),t)}else{this._tryAutoparagraphing(e,t)}}_insert(e){if(!this.schema.checkChild(this.position,e)){throw new rr[\"b\"](\"insertcontent-wrong-position: Given node cannot be inserted on the given position.\",this,{node:e,position:this.position})}const t=Rg.fromPosition(this.position,\"toNext\");this._setAffectedBoundaries(this.position);this.writer.insert(e,this.position);this.position=t.toPosition();t.detach();if(this.schema.isObject(e)&&!this.schema.checkChild(this.position,\"$text\")){this.nodeToSelect=e}else{this.nodeToSelect=null}this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){if(!this._affectedStart){this._affectedStart=Rg.fromPosition(e,\"toPrevious\")}if(!this._affectedEnd||this._affectedEnd.isBefore(e)){if(this._affectedEnd){this._affectedEnd.detach()}this._affectedEnd=Rg.fromPosition(e,\"toNext\")}}_mergeSiblingsOf(e,t){if(!(e instanceof Fh)){return}const n=this._canMergeLeft(e,t);const i=this._canMergeRight(e,t);const o=Rg._createBefore(e);o.stickiness=\"toNext\";const s=Rg._createAfter(e);s.stickiness=\"toNext\";if(n){const e=Rg.fromPosition(this.position);e.stickiness=\"toNext\";if(this._affectedStart.isEqual(o)){this._affectedStart.detach();this._affectedStart=Rg._createAt(o.nodeBefore,\"end\",\"toPrevious\")}this.writer.merge(o);if(o.isEqual(this._affectedEnd)&&t.isLast){this._affectedEnd.detach();this._affectedEnd=Rg._createAt(o.nodeBefore,\"end\",\"toNext\")}this.position=e.toPosition();e.detach()}if(i){if(!this.position.isEqual(s)){throw new rr[\"b\"](\"insertcontent-invalid-insertion-position\",this)}this.position=$h._createAt(s.nodeBefore,\"end\");const e=Rg.fromPosition(this.position,\"toPrevious\");if(this._affectedEnd.isEqual(s)){this._affectedEnd.detach();this._affectedEnd=Rg._createAt(s.nodeBefore,\"end\",\"toNext\")}this.writer.merge(s);if(s.getShiftedBy(-1).isEqual(this._affectedStart)&&t.isFirst){this._affectedStart.detach();this._affectedStart=Rg._createAt(s.nodeBefore,0,\"toPrevious\")}this.position=e.toPosition();e.detach()}if(n||i){this._filterAttributesOf.push(this.position.parent)}o.detach();s.detach()}_canMergeLeft(e,t){const n=e.previousSibling;return t.isFirst&&n instanceof Fh&&this.canMergeWith.has(n)&&this.model.schema.checkMerge(n,e)}_canMergeRight(e,t){const n=e.nextSibling;return t.isLast&&n instanceof Fh&&this.canMergeWith.has(n)&&this.model.schema.checkMerge(e,n)}_tryAutoparagraphing(e,t){const n=this.writer.createElement(\"paragraph\");if(this._getAllowedIn(n,this.position.parent)&&this.schema.checkChild(n,e)){n._appendChild(e);this._handleNode(n,t)}}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(e,this.position.parent);if(!t){return false}while(t!=this.position.parent){if(this.schema.isLimit(this.position.parent)){return false}if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e);if(e.isEmpty&&e.parent===t){this.writer.remove(e)}}else if(this.position.isAtEnd){this.position=this.writer.createPositionAfter(this.position.parent)}else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position);this.writer.split(this.position);this.position=e;this.canMergeWith.add(this.position.nodeAfter)}}return true}_getAllowedIn(e,t){if(this.schema.checkChild(t,e)){return t}if(t.parent){return this._getAllowedIn(e,t.parent)}return null}}function Vg(e,t,n={}){if(t.isCollapsed){return}const i=t.getFirstRange();if(i.root.rootName==\"$graveyard\"){return}const o=e.schema;e.change(e=>{if(!n.doNotResetEntireContent&&qg(o,t)){$g(e,t,o);return}const s=i.start;const r=Rg.fromPosition(i.end,\"toNext\");if(!i.start.isTouching(i.end)){e.remove(i)}if(!n.leaveUnmerged){Fg(e,s,r);o.removeDisallowedAttributes(s.parent.getChildren(),e)}Yg(e,t,s);if(!n.doNotAutoparagraph&&Hg(o,s)){Wg(e,s,t)}r.detach()})}function Fg(e,t,n){const i=t.parent;const o=n.parent;if(i==o){return}if(e.model.schema.isLimit(i)||e.model.schema.isLimit(o)){return}if(!Ug(t,n,e.model.schema)){return}t=e.createPositionAfter(i);n=e.createPositionBefore(o);if(!n.isEqual(t)){e.insert(o,t)}e.merge(t);while(n.parent.isEmpty){const t=n.parent;n=e.createPositionBefore(t);e.remove(t)}Fg(e,t,n)}function Hg(e,t){const n=e.checkChild(t,\"$text\");const i=e.checkChild(t,\"paragraph\");return!n&&i}function Ug(e,t,n){const i=new Jh(e,t);for(const e of i.getWalker()){if(n.isLimit(e.item)){return false}}return true}function Wg(e,t,n){const i=e.createElement(\"paragraph\");e.insert(i,t);Yg(e,n,e.createPositionAt(i,0))}function $g(e,t){const n=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(n));Wg(e,e.createPositionAt(n,0),t)}function qg(e,t){const n=e.getLimitElement(t);if(!t.containsEntireContent(n)){return false}const i=t.getFirstRange();if(i.start.parent==i.end.parent){return false}return e.checkChild(n,\"paragraph\")}function Yg(e,t,n){if(t instanceof ff){e.setSelection(n)}else{t.setTo(n)}}const Gg=' ,.?!:;\"-()';function Jg(e,t,n={}){const i=e.schema;const o=n.direction!=\"backward\";const s=n.unit?n.unit:\"character\";const r=t.focus;const a=new Uh({boundaries:Zg(r,o),singleCharacters:true,direction:o?\"forward\":\"backward\"});const c={walker:a,schema:i,isForward:o,unit:s};let l;while(l=a.next()){if(l.done){return}const n=Kg(c,l.value);if(n){if(t instanceof ff){e.change(e=>{e.setSelectionFocus(n)})}else{t.setFocus(n)}return}}}function Kg(e,t){if(t.type==\"text\"){if(e.unit===\"word\"){return Xg(e.walker,e.isForward)}return Qg(e.walker,e.unit,e.isForward)}if(t.type==(e.isForward?\"elementStart\":\"elementEnd\")){if(e.schema.isObject(t.item)){return $h._createAt(t.item,e.isForward?\"after\":\"before\")}if(e.schema.checkChild(t.nextPosition,\"$text\")){return t.nextPosition}}else{if(e.schema.isLimit(t.item)){e.walker.skip(()=>true);return}if(e.schema.checkChild(t.nextPosition,\"$text\")){return t.nextPosition}}}function Qg(e,t){const n=e.position.textNode;if(n){const i=n.data;let o=e.position.offset-n.startOffset;while(Cg(i,o)||t==\"character\"&&Tg(i,o)){e.next();o=e.position.offset-n.startOffset}}return e.position}function Xg(e,t){let n=e.position.textNode;if(n){let i=e.position.offset-n.startOffset;while(!ep(n.data,i,t)&&!tp(n,i,t)){e.next();const o=t?e.position.nodeAfter:e.position.nodeBefore;if(o&&o.is(\"text\")){const i=o.data.charAt(t?0:o.data.length-1);if(!Gg.includes(i)){e.next();n=e.position.textNode}}i=e.position.offset-n.startOffset}}return e.position}function Zg(e,t){const n=e.root;const i=$h._createAt(n,t?\"end\":0);if(t){return new Jh(e,i)}else{return new Jh(i,e)}}function ep(e,t,n){const i=t+(n?0:-1);return Gg.includes(e.charAt(i))}function tp(e,t,n){return t===(n?e.endOffset:0)}function np(e,t){return e.change(e=>{const n=e.createDocumentFragment();const i=t.getFirstRange();if(!i||i.isCollapsed){return n}const o=i.start.root;const s=i.start.getCommonPath(i.end);const r=o.getNodeByPath(s);let a;if(i.start.parent==i.end.parent){a=i}else{a=e.createRange(e.createPositionAt(r,i.start.path[s.length]),e.createPositionAt(r,i.end.path[s.length]+1))}const c=a.end.offset-a.start.offset;for(const t of a.getItems({shallow:true})){if(t.is(\"textProxy\")){e.appendText(t.data,t.getAttributes(),n)}else{e.append(t._clone(true),n)}}if(a!=i){const t=i._getTransformedByMove(a.start,e.createPositionAt(n,0),c)[0];const o=e.createRange(e.createPositionAt(n,0),t.start);const s=e.createRange(t.end,e.createPositionAt(n,\"end\"));ip(s,e);ip(o,e)}return n})}function ip(e,t){const n=[];Array.from(e.getItems({direction:\"backward\"})).map(e=>t.createRangeOn(e)).filter(t=>{const n=(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end));return n}).forEach(e=>{n.push(e.start.parent);t.remove(e)});n.forEach(e=>{let n=e;while(n.parent&&n.isEmpty){const e=t.createRangeOn(n);n=n.parent;t.remove(e)}})}function op(e){e.document.registerPostFixer(t=>sp(t,e))}function sp(e,t){const n=t.document.selection;const i=t.schema;const o=[];let s=false;for(const e of n.getRanges()){const t=rp(e,i);if(t){o.push(t);s=true}else{o.push(e)}}if(s){e.setSelection(up(o),{backward:n.isBackward})}}function rp(e,t){if(e.isCollapsed){return ap(e,t)}return cp(e,t)}function ap(e,t){const n=e.start;const i=t.getNearestSelectionRange(n);if(!i){return null}if(!i.isCollapsed){return i}const o=i.start;if(n.isEqual(o)){return null}return new Jh(o)}function cp(e,t){const n=e.start;const i=e.end;const o=t.checkChild(n,\"$text\");const s=t.checkChild(i,\"$text\");const r=t.getLimitElement(n);const a=t.getLimitElement(i);if(r===a){if(o&&s){return null}if(dp(n,i,t)){const e=n.nodeAfter&&t.isObject(n.nodeAfter);const o=e?null:t.getNearestSelectionRange(n,\"forward\");const s=i.nodeBefore&&t.isObject(i.nodeBefore);const r=s?null:t.getNearestSelectionRange(i,\"backward\");const a=o?o.start:n;const c=r?r.start:i;return new Jh(a,c)}}const c=r&&!r.is(\"rootElement\");const l=a&&!a.is(\"rootElement\");if(c||l){const e=n.nodeAfter&&i.nodeBefore&&n.nodeAfter.parent===i.nodeBefore.parent;const o=c&&(!e||!hp(n.nodeAfter,t));const s=l&&(!e||!hp(i.nodeBefore,t));let d=n;let u=i;if(o){d=$h._createBefore(lp(r,t))}if(s){u=$h._createAfter(lp(a,t))}return new Jh(d,u)}return null}function lp(e,t){let n=e;let i=n;while(t.isLimit(i)&&i.parent){n=i;i=i.parent}return n}function dp(e,t,n){const i=e.nodeAfter&&!n.isLimit(e.nodeAfter)||n.checkChild(e,\"$text\");const o=t.nodeBefore&&!n.isLimit(t.nodeBefore)||n.checkChild(t,\"$text\");return i||o}function up(e){const t=[];t.push(e.shift());for(const n of e){const e=t.pop();if(n.isIntersecting(e)){const i=e.start.isAfter(n.start)?n.start:e.start;const o=e.end.isAfter(n.end)?e.end:n.end;const s=new Jh(i,o);t.push(s)}else{t.push(e);t.push(n)}}return t}function hp(e,t){return e&&t.isObject(e)}class fp{constructor(){this.markers=new Sg;this.document=new Eg(this);this.schema=new gm;this._pendingChanges=[];this._currentWriter=null;[\"insertContent\",\"deleteContent\",\"modifySelection\",\"getSelectedContent\",\"applyOperation\"].forEach(e=>this.decorate(e));this.on(\"applyOperation\",(e,t)=>{const n=t[0];n._validate()},{priority:\"highest\"});this.schema.register(\"$root\",{isLimit:true});this.schema.register(\"$block\",{allowIn:\"$root\",isBlock:true});this.schema.register(\"$text\",{allowIn:\"$block\",isInline:true});this.schema.register(\"$clipboardHolder\",{allowContentOf:\"$root\",isLimit:true});this.schema.extend(\"$text\",{allowIn:\"$clipboardHolder\"});this.schema.register(\"$marker\");this.schema.addChildCheck((e,t)=>{if(t.name===\"$marker\"){return true}});op(this)}change(e){try{if(this._pendingChanges.length===0){this._pendingChanges.push({batch:new Fm,callback:e});return this._runPendingChanges()[0]}else{return e(this._currentWriter)}}catch(e){rr[\"b\"].rethrowUnexpectedError(e,this)}}enqueueChange(e,t){try{if(typeof e===\"string\"){e=new Fm(e)}else if(typeof e==\"function\"){t=e;e=new Fm}this._pendingChanges.push({batch:e,callback:t});if(this._pendingChanges.length==1){this._runPendingChanges()}}catch(e){rr[\"b\"].rethrowUnexpectedError(e,this)}}applyOperation(e){e._execute()}insertContent(e,t,n){return zg(this,e,t,n)}deleteContent(e,t){Vg(this,e,t)}modifySelection(e,t){Jg(this,e,t)}getSelectedContent(e){return np(this,e)}hasContent(e,t){const n=e instanceof Fh?Jh._createIn(e):e;if(n.isCollapsed){return false}for(const e of this.markers.getMarkersIntersectingRange(n)){if(e.affectsData){return true}}const{ignoreWhitespaces:i=false}=t||{};for(const e of n.getItems()){if(e.is(\"textProxy\")){if(!i){return true}else if(e.data.search(/\\S/)!==-1){return true}}else if(this.schema.isObject(e)){return true}}return false}createPositionFromPath(e,t,n){return new $h(e,t,n)}createPositionAt(e,t){return $h._createAt(e,t)}createPositionAfter(e){return $h._createAfter(e)}createPositionBefore(e){return $h._createBefore(e)}createRange(e,t){return new Jh(e,t)}createRangeIn(e){return Jh._createIn(e)}createRangeOn(e){return Jh._createOn(e)}createSelection(e,t,n){return new tf(e,t,n)}createBatch(e){return new Fm(e)}createOperationFromJSON(e){return Lg.fromJSON(e,this.document)}destroy(){this.document.destroy();this.stopListening()}_runPendingChanges(){const e=[];this.fire(\"_beforeChanges\");while(this._pendingChanges.length){const t=this._pendingChanges[0].batch;this._currentWriter=new ug(this,t);const n=this._pendingChanges[0].callback(this._currentWriter);e.push(n);this.document._handleChangeBlock(this._currentWriter);this._pendingChanges.shift();this._currentWriter=null}this.fire(\"_afterChanges\");return e}}yr(fp,Kc);class mp{constructor(){this._listener=Object.create(Wd)}listenTo(e){this._listener.listenTo(e,\"keydown\",(e,t)=>{this._listener.fire(\"_keydown:\"+Rl(t),t)})}set(e,t,n={}){const i=Dl(e);const o=n.priority;this._listener.listenTo(this._listener,\"_keydown:\"+i,(e,n)=>{t(n,()=>{n.preventDefault();n.stopPropagation();e.stop()});e.return=true},{priority:o})}press(e){return!!this._listener.fire(\"_keydown:\"+Rl(e),e)}destroy(){this._listener.stopListening()}}class gp extends mp{constructor(e){super();this.editor=e}set(e,t,n={}){if(typeof t==\"string\"){const e=t;t=(t,n)=>{this.editor.execute(e);n()}}super.set(e,t,n)}}class pp{constructor(e={}){this._context=e.context||new Lr({language:e.language});this._context._addEditor(this,!e.context);const t=Array.from(this.constructor.builtinPlugins||[]);this.config=new Js(e,this.constructor.defaultConfig);this.config.define(\"plugins\",t);this.config.define(this._context._getEditorConfig());this.plugins=new Ar(this,t,this._context.plugins);this.locale=this._context.locale;this.t=this.locale.t;this.commands=new hm;this.set(\"state\",\"initializing\");this.once(\"ready\",()=>this.state=\"ready\",{priority:\"high\"});this.once(\"destroy\",()=>this.state=\"destroyed\",{priority:\"high\"});this.set(\"isReadOnly\",false);this.model=new fp;const n=new Lc;this.data=new Dm(this.model,n);this.editing=new um(this.model,n);this.editing.view.document.bind(\"isReadOnly\").to(this);this.conversion=new zm([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher);this.conversion.addAlias(\"dataDowncast\",this.data.downcastDispatcher);this.conversion.addAlias(\"editingDowncast\",this.editing.downcastDispatcher);this.keystrokes=new gp(this);this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const e=this.config;const t=e.get(\"plugins\");const n=e.get(\"removePlugins\")||[];const i=e.get(\"extraPlugins\")||[];return this.plugins.init(t.concat(i),n)}destroy(){let e=Promise.resolve();if(this.state==\"initializing\"){e=new Promise(e=>this.once(\"ready\",e))}return e.then(()=>{this.fire(\"destroy\");this.stopListening();this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy();this.data.destroy();this.editing.destroy();this.keystrokes.destroy()}).then(()=>this._context._removeEditor(this))}execute(...e){try{this.commands.execute(...e)}catch(e){rr[\"b\"].rethrowUnexpectedError(e,this)}}}yr(pp,Kc);const bp={setData(e){this.data.set(e)},getData(e){return this.data.get(e)}};var wp=bp;function _p(e,t){if(e instanceof HTMLTextAreaElement){e.value=t}e.innerHTML=t}const vp={updateSourceElement(){if(!this.sourceElement){throw new rr[\"b\"](\"editor-missing-sourceelement: Cannot update the source element of a detached editor.\",this)}_p(this.sourceElement,this.data.get())}};var kp=vp;function yp(e){if(!me(e.updateSourceElement)){throw new rr[\"b\"](\"attachtoform-missing-elementapi-interface: Editor passed to attachToForm() must implement ElementApi.\",e)}const t=e.sourceElement;if(t&&t.tagName.toLowerCase()===\"textarea\"&&t.form){let n;const i=t.form;const o=()=>e.updateSourceElement();if(me(i.submit)){n=i.submit;i.submit=()=>{o();n.apply(i)}}i.addEventListener(\"submit\",o);e.on(\"destroy\",()=>{i.removeEventListener(\"submit\",o);if(n){i.submit=n}})}}class xp{getHtml(e){const t=document.implementation.createHTMLDocument(\"\");const n=t.createElement(\"div\");n.appendChild(e);return n.innerHTML}}class Ap{constructor(e){this._domParser=new DOMParser;this._domConverter=new jd(e,{blockFillerMode:\"nbsp\"});this._htmlWriter=new xp}toData(e){const t=this._domConverter.viewToDom(e,document);return this._htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this._domConverter.domToView(t)}_toDom(e){const t=this._domParser.parseFromString(e,\"text/html\");const n=t.createDocumentFragment();const i=t.body.childNodes;while(i.length>0){n.appendChild(i[0])}return n}}class Cp{constructor(e){this.editor=e;this._components=new Map}*names(){for(const e of this._components.values()){yield e.originalName}}add(e,t){if(this.has(e)){throw new rr[\"b\"](\"componentfactory-item-exists: The item already exists in the component factory.\",this,{name:e})}this._components.set(Tp(e),{callback:t,originalName:e})}create(e){if(!this.has(e)){throw new rr[\"b\"](\"componentfactory-item-missing: The required component is not registered in the factory.\",this,{name:e})}return this._components.get(Tp(e)).callback(this.editor.locale)}has(e){return this._components.has(Tp(e))}}function Tp(e){return String(e).toLowerCase()}class Mp{constructor(){this.set(\"isFocused\",false);this.set(\"focusedElement\",null);this._elements=new Set;this._nextEventLoopTimeout=null}add(e){if(this._elements.has(e)){throw new rr[\"b\"](\"focusTracker-add-element-already-exist\",this)}this.listenTo(e,\"focus\",()=>this._focus(e),{useCapture:true});this.listenTo(e,\"blur\",()=>this._blur(),{useCapture:true});this._elements.add(e)}remove(e){if(e===this.focusedElement){this._blur(e)}if(this._elements.has(e)){this.stopListening(e);this._elements.delete(e)}}destroy(){this.stopListening()}_focus(e){clearTimeout(this._nextEventLoopTimeout);this.focusedElement=e;this.isFocused=true}_blur(){clearTimeout(this._nextEventLoopTimeout);this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null;this.isFocused=false},0)}}yr(Mp,Wd);yr(Mp,Kc);class Ep{constructor(e){this.editor=e;this.componentFactory=new Cp(e);this.focusTracker=new Mp;this._editableElementsMap=new Map;this.listenTo(e.editing.view.document,\"layoutChanged\",()=>this.update())}get element(){return null}update(){this.fire(\"update\")}destroy(){this.stopListening();this.focusTracker.destroy();for(const e of this._editableElementsMap.values()){e.ckeditorInstance=null}this._editableElementsMap=new Map}setEditableElement(e,t){this._editableElementsMap.set(e,t);if(!t.ckeditorInstance){t.ckeditorInstance=this.editor}}getEditableElement(e=\"main\"){return this._editableElementsMap.get(e)}getEditableElementsNames(){return this._editableElementsMap.keys()}get _editableElements(){console.warn(\"editor-ui-deprecated-editable-elements: \"+\"The EditorUI#_editableElements property has been deprecated and will be removed in the near future.\",{editorUI:this});return this._editableElementsMap}}yr(Ep,dr);function Pp({origin:e,originKeystrokeHandler:t,originFocusTracker:n,toolbar:i,beforeFocus:o,afterBlur:s}){n.add(i.element);t.set(\"Alt+F10\",(e,t)=>{if(n.isFocused&&!i.focusTracker.isFocused){if(o){o()}i.focus();t()}});i.keystrokes.set(\"Esc\",(t,n)=>{if(i.focusTracker.isFocused){e.focus();if(s){s()}n()}})}function Sp(e){if(Array.isArray(e)){return{items:e}}if(!e){return{items:[]}}return Object.assign({items:[]},e)}var Ip=n(14);const Op=new WeakMap;function Np(e){const{view:t,element:n,text:i,isDirectHost:o=true}=e;const s=t.document;if(!Op.has(s)){Op.set(s,new Map);s.registerPostFixer(e=>zp(s,e))}Op.get(s).set(n,{text:i,isDirectHost:o});t.change(e=>zp(s,e))}function Lp(e,t){const n=t.document;e.change(e=>{if(!Op.has(n)){return}const i=Op.get(n);const o=i.get(t);e.removeAttribute(\"data-placeholder\",o.hostElement);Dp(e,o.hostElement);i.delete(t)})}function Rp(e,t){if(!t.hasClass(\"ck-placeholder\")){e.addClass(\"ck-placeholder\",t);return true}return false}function Dp(e,t){if(t.hasClass(\"ck-placeholder\")){e.removeClass(\"ck-placeholder\",t);return true}return false}function jp(e){if(!e.isAttached()){return false}const t=!Array.from(e.getChildren()).some(e=>!e.is(\"uiElement\"));const n=e.document;if(!n.isFocused&&t){return true}const i=n.selection;const o=i.anchor;if(t&&o&&o.parent!==e){return true}return false}function zp(e,t){const n=Op.get(e);let i=false;for(const[e,o]of n){if(Bp(t,e,o)){i=true}}return i}function Bp(e,t,n){const{text:i,isDirectHost:o}=n;const s=o?t:Vp(t);let r=false;if(!s){return false}n.hostElement=s;if(s.getAttribute(\"data-placeholder\")!==i){e.setAttribute(\"data-placeholder\",i,s);r=true}if(jp(s)){if(Rp(e,s)){r=true}}else if(Dp(e,s)){r=true}return r}function Vp(e){if(e.childCount===1){const t=e.getChild(0);if(t.is(\"element\")&&!t.is(\"uiElement\")){return t}}return null}class Fp extends Ep{constructor(e,t){super(e);this.view=t;this._toolbarConfig=Sp(e.config.get(\"toolbar\"))}get element(){return this.view.editable.element}init(){const e=this.editor;const t=this.view;const n=e.editing.view;const i=t.editable;const o=n.document.getRoot();i.name=o.rootName;t.render();const s=i.element;this.setEditableElement(i.name,s);this.focusTracker.add(s);i.bind(\"isFocused\").to(this.focusTracker);n.attachDomRoot(s);this._initPlaceholder();this._initToolbar();this.fire(\"ready\")}destroy(){const e=this.view;const t=this.editor.editing.view;t.detachDomRoot(e.editable.name);e.destroy();super.destroy()}_initToolbar(){const e=this.editor;const t=this.view;const n=t.editable.element;const i=e.editing.view;const o=t.toolbar;t.panel.bind(\"isVisible\").to(this.focusTracker,\"isFocused\");if(this._toolbarConfig.viewportTopOffset){t.viewportTopOffset=this._toolbarConfig.viewportTopOffset}t.listenTo(e.ui,\"update\",()=>{if(t.panel.isVisible){t.panel.pin({target:n,positions:t.panelPositions})}});o.fillFromConfig(this._toolbarConfig.items,this.componentFactory);Pp({origin:i,originFocusTracker:this.focusTracker,originKeystrokeHandler:e.keystrokes,toolbar:o})}_initPlaceholder(){const e=this.editor;const t=e.editing.view;const n=t.document.getRoot();const i=e.sourceElement;const o=e.config.get(\"placeholder\")||i&&i.tagName.toLowerCase()===\"textarea\"&&i.getAttribute(\"placeholder\");if(o){Np({view:t,element:n,text:o,isDirectHost:false})}}}class Hp extends xr{constructor(e=[]){super(e,{idProperty:\"viewUid\"});this.on(\"add\",(e,t,n)=>{this._renderViewIntoCollectionParent(t,n)});this.on(\"remove\",(e,t)=>{if(t.element&&this._parentElement){t.element.remove()}});this._parentElement=null}destroy(){this.map(e=>e.destroy())}setParent(e){this._parentElement=e;for(const e of this){this._renderViewIntoCollectionParent(e)}}delegate(...e){if(!e.length||!Up(e)){throw new rr[\"b\"](\"ui-viewcollection-delegate-wrong-events: All event names must be strings.\",this)}return{to:t=>{for(const n of this){for(const i of e){n.delegate(i).to(t)}}this.on(\"add\",(n,i)=>{for(const n of e){i.delegate(n).to(t)}});this.on(\"remove\",(n,i)=>{for(const n of e){i.stopDelegating(n,t)}})}}}_renderViewIntoCollectionParent(e,t){if(!e.isRendered){e.render()}if(e.element&&this._parentElement){this._parentElement.insertBefore(e.element,this._parentElement.children[t])}}}function Up(e){return e.every(e=>typeof e==\"string\")}const Wp=\"http://www.w3.org/1999/xhtml\";class $p{constructor(e){Object.assign(this,nb(tb(e)));this._isRendered=false;this._revertData=null}render(){const e=this._renderNode({intoFragment:true});this._isRendered=true;return e}apply(e){this._revertData=gb();this._renderNode({node:e,isApplying:true,revertData:this._revertData});return e}revert(e){if(!this._revertData){throw new rr[\"b\"](\"ui-template-revert-not-applied: Attempting to revert a template which has not been applied yet.\",[this,e])}this._revertTemplateFromNode(e,this._revertData)}*getViews(){function*e(t){if(t.children){for(const n of t.children){if(hb(n)){yield n}else if(fb(n)){yield*e(n)}}}}yield*e(this)}static bind(e,t){return{to(n,i){return new Yp({eventNameOrFunction:n,attribute:n,observable:e,emitter:t,callback:i})},if(n,i,o){return new Gp({observable:e,emitter:t,attribute:n,valueIfTrue:i,callback:o})}}}static extend(e,t){if(e._isRendered){throw new rr[\"b\"](\"template-extend-render: Attempting to extend a template which has already been rendered.\",[this,e])}db(e,nb(tb(t)))}_renderNode(e){let t;if(e.node){t=this.tag&&this.text}else{t=this.tag?this.text:!this.text}if(t){throw new rr[\"b\"]('ui-template-wrong-syntax: Node definition must have either \"tag\" or \"text\" when rendering a new Node.',this)}if(this.text){return this._renderText(e)}else{return this._renderElement(e)}}_renderElement(e){let t=e.node;if(!t){t=e.node=document.createElementNS(this.ns||Wp,this.tag)}this._renderAttributes(e);this._renderElementChildren(e);this._setUpListeners(e);return t}_renderText(e){let t=e.node;if(t){e.revertData.text=t.textContent}else{t=e.node=document.createTextNode(\"\")}if(Jp(this.text)){this._bindToObservable({schema:this.text,updater:Xp(t),data:e})}else{t.textContent=this.text.join(\"\")}return t}_renderAttributes(e){let t,n,i,o;if(!this.attributes){return}const s=e.node;const r=e.revertData;for(t in this.attributes){i=s.getAttribute(t);n=this.attributes[t];if(r){r.attributes[t]=i}o=ce(n[0])&&n[0].ns?n[0].ns:null;if(Jp(n)){const a=o?n[0].value:n;if(r&&pb(t)){a.unshift(i)}this._bindToObservable({schema:a,updater:Zp(s,t,o),data:e})}else if(t==\"style\"&&typeof n[0]!==\"string\"){this._renderStyleAttribute(n[0],e)}else{if(r&&i&&pb(t)){n.unshift(i)}n=n.map(e=>e?e.value||e:e).reduce((e,t)=>e.concat(t),[]).reduce(cb,\"\");if(!ub(n)){s.setAttributeNS(o,t,n)}}}}_renderStyleAttribute(e,t){const n=t.node;for(const i in e){const o=e[i];if(Jp(o)){this._bindToObservable({schema:[o],updater:eb(n,i),data:t})}else{n.style[i]=o}}}_renderElementChildren(e){const t=e.node;const n=e.intoFragment?document.createDocumentFragment():t;const i=e.isApplying;let o=0;for(const s of this.children){if(mb(s)){if(!i){s.setParent(t);for(const e of s){n.appendChild(e.element)}}}else if(hb(s)){if(!i){if(!s.isRendered){s.render()}n.appendChild(s.element)}}else if(xd(s)){n.appendChild(s)}else{if(i){const t=e.revertData;const i=gb();t.children.push(i);s._renderNode({node:n.childNodes[o++],isApplying:true,revertData:i})}else{n.appendChild(s.render())}}}if(e.intoFragment){t.appendChild(n)}}_setUpListeners(e){if(!this.eventListeners){return}for(const t in this.eventListeners){const n=this.eventListeners[t].map(n=>{const[i,o]=t.split(\"@\");return n.activateDomEventListener(i,o,e)});if(e.revertData){e.revertData.bindings.push(n)}}}_bindToObservable({schema:e,updater:t,data:n}){const i=n.revertData;Qp(e,t,n);const o=e.filter(e=>!ub(e)).filter(e=>e.observable).map(i=>i.activateAttributeListener(e,t,n));if(i){i.bindings.push(o)}}_revertTemplateFromNode(e,t){for(const e of t.bindings){for(const t of e){t()}}if(t.text){e.textContent=t.text;return}for(const n in t.attributes){const i=t.attributes[n];if(i===null){e.removeAttribute(n)}else{e.setAttribute(n,i)}}for(let n=0;n<t.children.length;++n){this._revertTemplateFromNode(e.childNodes[n],t.children[n])}}}yr($p,dr);class qp{constructor(e){Object.assign(this,e)}getValue(e){const t=this.observable[this.attribute];return this.callback?this.callback(t,e):t}activateAttributeListener(e,t,n){const i=()=>Qp(e,t,n);this.emitter.listenTo(this.observable,\"change:\"+this.attribute,i);return()=>{this.emitter.stopListening(this.observable,\"change:\"+this.attribute,i)}}}class Yp extends qp{activateDomEventListener(e,t,n){const i=(e,n)=>{if(!t||n.target.matches(t)){if(typeof this.eventNameOrFunction==\"function\"){this.eventNameOrFunction(n)}else{this.observable.fire(this.eventNameOrFunction,n)}}};this.emitter.listenTo(n.node,e,i);return()=>{this.emitter.stopListening(n.node,e,i)}}}class Gp extends qp{getValue(e){const t=super.getValue(e);return ub(t)?false:this.valueIfTrue||true}}function Jp(e){if(!e){return false}if(e.value){e=e.value}if(Array.isArray(e)){return e.some(Jp)}else if(e instanceof qp){return true}return false}function Kp(e,t){return e.map(e=>{if(e instanceof qp){return e.getValue(t)}return e})}function Qp(e,t,{node:n}){let i=Kp(e,n);if(e.length==1&&e[0]instanceof Gp){i=i[0]}else{i=i.reduce(cb,\"\")}if(ub(i)){t.remove()}else{t.set(i)}}function Xp(e){return{set(t){e.textContent=t},remove(){e.textContent=\"\"}}}function Zp(e,t,n){return{set(i){e.setAttributeNS(n,t,i)},remove(){e.removeAttributeNS(n,t)}}}function eb(e,t){return{set(n){e.style[t]=n},remove(){e.style[t]=null}}}function tb(e){const t=qs(e,e=>{if(e&&(e instanceof qp||fb(e)||hb(e)||mb(e))){return e}});return t}function nb(e){if(typeof e==\"string\"){e=sb(e)}else if(e.text){rb(e)}if(e.on){e.eventListeners=ob(e.on);delete e.on}if(!e.text){if(e.attributes){ib(e.attributes)}const t=[];if(e.children){if(mb(e.children)){t.push(e.children)}else{for(const n of e.children){if(fb(n)||hb(n)||xd(n)){t.push(n)}else{t.push(new $p(n))}}}}e.children=t}return e}function ib(e){for(const t in e){if(e[t].value){e[t].value=[].concat(e[t].value)}ab(e,t)}}function ob(e){for(const t in e){ab(e,t)}return e}function 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i=this.bindTemplate;this.buttonView=t;this.panelView=n;this.set(\"isOpen\",false);this.set(\"isEnabled\",true);this.set(\"class\");this.set(\"id\");this.set(\"panelPosition\",\"auto\");this.keystrokes=new mp;this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-dropdown\",i.to(\"class\"),i.if(\"isEnabled\",\"ck-disabled\",e=>!e)],id:i.to(\"id\"),\"aria-describedby\":i.to(\"ariaDescribedById\")},children:[t,n]});t.extendTemplate({attributes:{class:[\"ck-dropdown__button\"]}})}render(){super.render();this.listenTo(this.buttonView,\"open\",()=>{this.isOpen=!this.isOpen});this.panelView.bind(\"isVisible\").to(this,\"isOpen\");this.on(\"change:isOpen\",()=>{if(!this.isOpen){return}if(this.panelPosition===\"auto\"){this.panelView.position=Zb._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:true,positions:this._panelPositions}).name}else{this.panelView.position=this.panelPosition}});this.keystrokes.listenTo(this.element);const e=(e,t)=>{if(this.isOpen){this.buttonView.focus();this.isOpen=false;t()}};this.keystrokes.set(\"arrowdown\",(e,t)=>{if(this.buttonView.isEnabled&&!this.isOpen){this.isOpen=true;t()}});this.keystrokes.set(\"arrowright\",(e,t)=>{if(this.isOpen){t()}});this.keystrokes.set(\"arrowleft\",e);this.keystrokes.set(\"esc\",e)}focus(){this.buttonView.focus()}get _panelPositions(){const{southEast:e,southWest:t,northEast:n,northWest:i}=Zb.defaultPanelPositions;if(this.locale.uiLanguageDirection===\"ltr\"){return[e,t,n,i]}else{return[t,e,i,n]}}}Zb.defaultPanelPositions={southEast:e=>({top:e.bottom,left:e.left,name:\"se\"}),southWest:(e,t)=>({top:e.bottom,left:e.left-t.width+e.width,name:\"sw\"}),northEast:(e,t)=>({top:e.top-t.height,left:e.left,name:\"ne\"}),northWest:(e,t)=>({top:e.bottom-t.height,left:e.left-t.width+e.width,name:\"nw\"})};Zb._getOptimalPosition=Pb;var ew=n(24);class tw extends wb{constructor(){super();const e=this.bindTemplate;this.set(\"content\",\"\");this.set(\"viewBox\",\"0 0 20 20\");this.set(\"fillColor\",\"\");this.setTemplate({tag:\"svg\",ns:\"http://www.w3.org/2000/svg\",attributes:{class:[\"ck\",\"ck-icon\"],viewBox:e.to(\"viewBox\")}})}render(){super.render();this._updateXMLContent();this._colorFillPaths();this.on(\"change:content\",()=>{this._updateXMLContent();this._colorFillPaths()});this.on(\"change:fillColor\",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const e=(new DOMParser).parseFromString(this.content.trim(),\"image/svg+xml\");const t=e.querySelector(\"svg\");const n=t.getAttribute(\"viewBox\");if(n){this.viewBox=n}this.element.innerHTML=\"\";while(t.childNodes.length>0){this.element.appendChild(t.childNodes[0])}}}_colorFillPaths(){if(this.fillColor){this.element.querySelectorAll(\".ck-icon__fill\").forEach(e=>{e.style.fill=this.fillColor})}}}var nw=n(26);class iw extends wb{constructor(e){super(e);this.set(\"text\",\"\");this.set(\"position\",\"s\");const t=this.bindTemplate;this.setTemplate({tag:\"span\",attributes:{class:[\"ck\",\"ck-tooltip\",t.to(\"position\",e=>\"ck-tooltip_\"+e),t.if(\"text\",\"ck-hidden\",e=>!e.trim())]},children:[{tag:\"span\",attributes:{class:[\"ck\",\"ck-tooltip__text\"]},children:[{text:t.to(\"text\")}]}]})}}var ow=n(28);class sw extends wb{constructor(e){super(e);const t=this.bindTemplate;const n=nr();this.set(\"class\");this.set(\"labelStyle\");this.set(\"icon\");this.set(\"isEnabled\",true);this.set(\"isOn\",false);this.set(\"isVisible\",true);this.set(\"isToggleable\",false);this.set(\"keystroke\");this.set(\"label\");this.set(\"tabindex\",-1);this.set(\"tooltip\");this.set(\"tooltipPosition\",\"s\");this.set(\"type\",\"button\");this.set(\"withText\",false);this.set(\"withKeystroke\",false);this.children=this.createCollection();this.tooltipView=this._createTooltipView();this.labelView=this._createLabelView(n);this.iconView=new tw;this.iconView.extendTemplate({attributes:{class:\"ck-button__icon\"}});this.keystrokeView=this._createKeystrokeView();this.bind(\"_tooltipString\").to(this,\"tooltip\",this,\"label\",this,\"keystroke\",this._getTooltipString.bind(this));this.setTemplate({tag:\"button\",attributes:{class:[\"ck\",\"ck-button\",t.to(\"class\"),t.if(\"isEnabled\",\"ck-disabled\",e=>!e),t.if(\"isVisible\",\"ck-hidden\",e=>!e),t.to(\"isOn\",e=>e?\"ck-on\":\"ck-off\"),t.if(\"withText\",\"ck-button_with-text\"),t.if(\"withKeystroke\",\"ck-button_with-keystroke\")],type:t.to(\"type\",e=>e?e:\"button\"),tabindex:t.to(\"tabindex\"),\"aria-labelledby\":`ck-editor__aria-label_${n}`,\"aria-disabled\":t.if(\"isEnabled\",true,e=>!e),\"aria-pressed\":t.to(\"isOn\",e=>this.isToggleable?String(e):false)},children:this.children,on:{mousedown:t.to(e=>{e.preventDefault()}),click:t.to(e=>{if(this.isEnabled){this.fire(\"execute\")}else{e.preventDefault()}})}})}render(){super.render();if(this.icon){this.iconView.bind(\"content\").to(this,\"icon\");this.children.add(this.iconView)}this.children.add(this.tooltipView);this.children.add(this.labelView);if(this.withKeystroke){this.children.add(this.keystrokeView)}}focus(){this.element.focus()}_createTooltipView(){const e=new iw;e.bind(\"text\").to(this,\"_tooltipString\");e.bind(\"position\").to(this,\"tooltipPosition\");return e}_createLabelView(e){const t=new wb;const n=this.bindTemplate;t.setTemplate({tag:\"span\",attributes:{class:[\"ck\",\"ck-button__label\"],style:n.to(\"labelStyle\"),id:`ck-editor__aria-label_${e}`},children:[{text:this.bindTemplate.to(\"label\")}]});return t}_createKeystrokeView(){const e=new wb;e.setTemplate({tag:\"span\",attributes:{class:[\"ck\",\"ck-button__keystroke\"]},children:[{text:this.bindTemplate.to(\"keystroke\",e=>jl(e))}]});return e}_getTooltipString(e,t,n){if(e){if(typeof e==\"string\"){return e}else{if(n){n=jl(n)}if(e instanceof Function){return e(t,n)}else{return`${t}${n?` (${n})`:\"\"}`}}}return\"\"}}var rw='<svg viewBox=\"0 0 10 10\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M.941 4.523a.75.75 0 1 1 1.06-1.06l3.006 3.005 3.005-3.005a.75.75 0 1 1 1.06 1.06l-3.549 3.55a.75.75 0 0 1-1.168-.136L.941 4.523z\"/></svg>';class aw extends sw{constructor(e){super(e);this.arrowView=this._createArrowView();this.extendTemplate({attributes:{\"aria-haspopup\":true}});this.delegate(\"execute\").to(this,\"open\")}render(){super.render();this.children.add(this.arrowView)}_createArrowView(){const e=new tw;e.content=rw;e.extendTemplate({attributes:{class:\"ck-dropdown__arrow\"}});return e}}var cw=n(30);class lw extends wb{constructor(){super();this.items=this.createCollection();this.focusTracker=new Mp;this.keystrokes=new mp;this._focusCycler=new Wb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"arrowup\",focusNext:\"arrowdown\"}});this.setTemplate({tag:\"ul\",attributes:{class:[\"ck\",\"ck-reset\",\"ck-list\"]},children:this.items})}render(){super.render();for(const e of this.items){this.focusTracker.add(e.element)}this.items.on(\"add\",(e,t)=>{this.focusTracker.add(t.element)});this.items.on(\"remove\",(e,t)=>{this.focusTracker.remove(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}}class dw extends wb{constructor(e){super(e);this.children=this.createCollection();this.setTemplate({tag:\"li\",attributes:{class:[\"ck\",\"ck-list__item\"]},children:this.children})}focus(){this.children.first.focus()}}class uw extends wb{constructor(e){super(e);this.setTemplate({tag:\"li\",attributes:{class:[\"ck\",\"ck-list__separator\"]}})}}var hw=n(32);class fw extends sw{constructor(e){super(e);this.isToggleable=true;this.toggleSwitchView=this._createToggleView();this.extendTemplate({attributes:{class:\"ck-switchbutton\"}})}render(){super.render();this.children.add(this.toggleSwitchView)}_createToggleView(){const e=new wb;e.setTemplate({tag:\"span\",attributes:{class:[\"ck\",\"ck-button__toggle\"]},children:[{tag:\"span\",attributes:{class:[\"ck\",\"ck-button__toggle__inner\"]}}]});return e}}function mw({emitter:e,activator:t,callback:n,contextElements:i}){e.listenTo(document,\"mousedown\",(e,{target:o})=>{if(!t()){return}for(const e of i){if(e.contains(o)){return}}n()})}var gw=n(34);var pw=n(36);function bw(e,t=aw){const n=new t(e);const i=new Qb(e);const o=new Zb(e,n,i);n.bind(\"isEnabled\").to(o);if(n instanceof aw){n.bind(\"isOn\").to(o,\"isOpen\")}else{n.arrowView.bind(\"isOn\").to(o,\"isOpen\")}vw(o);return o}function ww(e,t){const n=e.locale;const i=n.t;const o=e.toolbarView=new Tw(n);o.set(\"ariaLabel\",i(\"Dropdown toolbar\"));e.extendTemplate({attributes:{class:[\"ck-toolbar-dropdown\"]}});t.map(e=>o.items.add(e));e.panelView.children.add(o);o.items.delegate(\"execute\").to(e)}function _w(e,t){const n=e.locale;const i=e.listView=new lw(n);i.items.bindTo(t).using(({type:e,model:t})=>{if(e===\"separator\"){return new uw(n)}else if(e===\"button\"||e===\"switchbutton\"){const i=new dw(n);let o;if(e===\"button\"){o=new sw(n)}else{o=new fw(n)}o.bind(...Object.keys(t)).to(t);o.delegate(\"execute\").to(i);i.children.add(o);return i}});e.panelView.children.add(i);i.items.delegate(\"execute\").to(e)}function vw(e){kw(e);yw(e);xw(e)}function kw(e){e.on(\"render\",()=>{mw({emitter:e,activator:()=>e.isOpen,callback:()=>{e.isOpen=false},contextElements:[e.element]})})}function yw(e){e.on(\"execute\",t=>{if(t.source instanceof fw){return}e.isOpen=false})}function xw(e){e.keystrokes.set(\"arrowdown\",(t,n)=>{if(e.isOpen){e.panelView.focus();n()}});e.keystrokes.set(\"arrowup\",(t,n)=>{if(e.isOpen){e.panelView.focusLast();n()}})}var Aw='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><circle cx=\"9.5\" cy=\"4.5\" r=\"1.5\"/><circle cx=\"9.5\" cy=\"10.5\" r=\"1.5\"/><circle cx=\"9.5\" cy=\"16.5\" r=\"1.5\"/></svg>';var Cw=n(38);class Tw extends wb{constructor(e,t){super(e);const n=this.bindTemplate;const i=this.t;this.options=t||{};this.set(\"ariaLabel\",i(\"Editor toolbar\"));this.set(\"maxWidth\",\"auto\");this.items=this.createCollection();this.focusTracker=new Mp;this.keystrokes=new mp;this.set(\"class\");this.set(\"isCompact\",false);this.itemsView=new Mw(e);this.children=this.createCollection();this.children.add(this.itemsView);this.focusables=this.createCollection();this._focusCycler=new Wb({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:[\"arrowleft\",\"arrowup\"],focusNext:[\"arrowright\",\"arrowdown\"]}});this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-toolbar\",n.to(\"class\"),n.if(\"isCompact\",\"ck-toolbar_compact\")],role:\"toolbar\",\"aria-label\":n.to(\"ariaLabel\"),style:{maxWidth:n.to(\"maxWidth\")}},children:this.children,on:{mousedown:Kb(this)}});this._behavior=this.options.shouldGroupWhenFull?new Pw(this):new Ew(this)}render(){super.render();for(const e of this.items){this.focusTracker.add(e.element)}this.items.on(\"add\",(e,t)=>{this.focusTracker.add(t.element)});this.items.on(\"remove\",(e,t)=>{this.focusTracker.remove(t.element)});this.keystrokes.listenTo(this.element);this._behavior.render(this)}destroy(){this._behavior.destroy();return super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(e,t){e.map(e=>{if(e==\"|\"){this.items.add(new qb)}else if(t.has(e)){this.items.add(t.create(e))}else{console.warn(Object(rr[\"a\"])(\"toolbarview-item-unavailable: The requested toolbar item is unavailable.\"),{name:e})}})}}class Mw extends wb{constructor(e){super(e);this.children=this.createCollection();this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-toolbar__items\"]},children:this.children})}}class Ew{constructor(e){const t=e.bindTemplate;e.set(\"isVertical\",false);e.itemsView.children.bindTo(e.items).using(e=>e);e.focusables.bindTo(e.items).using(e=>e);e.extendTemplate({attributes:{class:[t.if(\"isVertical\",\"ck-toolbar_vertical\")]}})}render(){}destroy(){}}class Pw{constructor(e){this.viewChildren=e.children;this.viewFocusables=e.focusables;this.viewItemsView=e.itemsView;this.viewFocusTracker=e.focusTracker;this.viewLocale=e.locale;this.ungroupedItems=e.createCollection();this.groupedItems=e.createCollection();this.groupedItemsDropdown=this._createGroupedItemsDropdown();this.resizeObserver=null;this.cachedPadding=null;this.shouldUpdateGroupingOnNextResize=false;e.itemsView.children.bindTo(this.ungroupedItems).using(e=>e);this.ungroupedItems.on(\"add\",this._updateFocusCycleableItems.bind(this));this.ungroupedItems.on(\"remove\",this._updateFocusCycleableItems.bind(this));e.children.on(\"add\",this._updateFocusCycleableItems.bind(this));e.children.on(\"remove\",this._updateFocusCycleableItems.bind(this));e.items.on(\"add\",(e,t,n)=>{if(n>this.ungroupedItems.length){this.groupedItems.add(t,n-this.ungroupedItems.length)}else{this.ungroupedItems.add(t,n)}this._updateGrouping()});e.items.on(\"remove\",(e,t,n)=>{if(n>this.ungroupedItems.length){this.groupedItems.remove(t)}else{this.ungroupedItems.remove(t)}this._updateGrouping()});e.extendTemplate({attributes:{class:[\"ck-toolbar_grouping\"]}})}render(e){this.viewElement=e.element;this._enableGroupingOnResize();this._enableGroupingOnMaxWidthChange(e)}destroy(){this.groupedItemsDropdown.destroy();this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement)){return}if(!this.viewElement.offsetParent){this.shouldUpdateGroupingOnNextResize=true;return}let e;while(this._areItemsOverflowing){this._groupLastItem();e=true}if(!e&&this.groupedItems.length){while(this.groupedItems.length&&!this._areItemsOverflowing){this._ungroupFirstItem()}if(this._areItemsOverflowing){this._groupLastItem()}}}get _areItemsOverflowing(){if(!this.ungroupedItems.length){return false}const e=this.viewElement;const t=this.viewLocale.uiLanguageDirection;const n=new kh(e.lastChild);const i=new kh(e);if(!this.cachedPadding){const n=Od.window.getComputedStyle(e);const i=t===\"ltr\"?\"paddingRight\":\"paddingLeft\";this.cachedPadding=Number.parseInt(n[i])}if(t===\"ltr\"){return n.right>i.right-this.cachedPadding}else{return n.left<i.left+this.cachedPadding}}_enableGroupingOnResize(){let e;this.resizeObserver=new Gb(this.viewElement,t=>{if(!e||e!==t.contentRect.width||this.shouldUpdateGroupingOnNextResize){this.shouldUpdateGroupingOnNextResize=false;this._updateGrouping();e=t.contentRect.width}});this._updateGrouping()}_enableGroupingOnMaxWidthChange(e){e.on(\"change:maxWidth\",()=>{this._updateGrouping()})}_groupLastItem(){if(!this.groupedItems.length){this.viewChildren.add(new qb);this.viewChildren.add(this.groupedItemsDropdown);this.viewFocusTracker.add(this.groupedItemsDropdown.element)}this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first));if(!this.groupedItems.length){this.viewChildren.remove(this.groupedItemsDropdown);this.viewChildren.remove(this.viewChildren.last);this.viewFocusTracker.remove(this.groupedItemsDropdown.element)}}_createGroupedItemsDropdown(){const e=this.viewLocale;const t=e.t;const n=bw(e);n.class=\"ck-toolbar__grouped-dropdown\";n.panelPosition=e.uiLanguageDirection===\"ltr\"?\"sw\":\"se\";ww(n,[]);n.buttonView.set({label:t(\"Show more items\"),tooltip:true,icon:Aw});n.toolbarView.items.bindTo(this.groupedItems).using(e=>e);return n}_updateFocusCycleableItems(){this.viewFocusables.clear();this.ungroupedItems.map(e=>{this.viewFocusables.add(e)});if(this.groupedItems.length){this.viewFocusables.add(this.groupedItemsDropdown)}}}const Sw=Db(\"px\");class Iw extends Cb{constructor(e,t,n,i={}){super(e);this.toolbar=new Tw(e,{shouldGroupWhenFull:i.shouldToolbarGroupWhenFull});this.set(\"viewportTopOffset\",0);this.toolbar.extendTemplate({attributes:{class:[\"ck-toolbar_floating\"]}});this.panel=new Vb(e);this.panel.withArrow=false;this.panelPositions=this._getPanelPositions();this.panel.extendTemplate({attributes:{class:\"ck-toolbar-container\"}});this.editable=new Mb(e,t,n);this._resizeObserver=null}render(){super.render();this.body.add(this.panel);this.registerChild(this.editable);this.panel.content.add(this.toolbar);const e=this.toolbar.options;if(e.shouldGroupWhenFull){const e=this.editable.element;this._resizeObserver=new Gb(e,()=>{this.toolbar.maxWidth=Sw(new kh(e).width)})}}destroy(){super.destroy();if(this._resizeObserver){this._resizeObserver.destroy()}}_getPanelPositionTop(e,t){let n;if(e.top>t.height+this.viewportTopOffset){n=e.top-t.height}else if(e.bottom>t.height+this.viewportTopOffset+50){n=this.viewportTopOffset}else{n=e.bottom}return n}_getPanelPositions(){const e=[(e,t)=>({top:this._getPanelPositionTop(e,t),left:e.left,name:\"toolbar_west\"}),(e,t)=>({top:this._getPanelPositionTop(e,t),left:e.left+e.width-t.width,name:\"toolbar_east\"})];if(this.locale.uiLanguageDirection===\"ltr\"){return e}else{return e.reverse()}}}function Ow(e){if(e instanceof HTMLTextAreaElement){return e.value}return e.innerHTML}function Nw(e){const t=e.sourceElement;if(!t){return}if(t.ckeditorInstance){throw new rr[\"b\"](\"editor-source-element-already-used: \"+\"The DOM element cannot be used to create multiple editor instances.\",e)}t.ckeditorInstance=e;e.once(\"destroy\",()=>{delete t.ckeditorInstance})}class Lw extends pp{constructor(e,t){super(t);this.data.processor=new Ap(this.data.viewDocument);this.model.document.createRoot();if(Gs(e)){this.sourceElement=e;Nw(this)}const n=!this.config.get(\"toolbar.shouldNotGroupWhenFull\");const i=new Iw(this.locale,this.editing.view,this.sourceElement,{shouldToolbarGroupWhenFull:n});this.ui=new Fp(this,i);yp(this)}destroy(){const e=this.getData();this.ui.destroy();return super.destroy().then(()=>{if(this.sourceElement){_p(this.sourceElement,e)}})}static create(e,t={}){return new Promise(n=>{const i=Gs(e);if(i&&e.tagName===\"TEXTAREA\"){throw new rr[\"b\"](\"editor-wrong-element: This type of editor cannot be initialized inside <textarea> element.\",null)}const o=new this(e,t);n(o.initPlugins().then(()=>{o.ui.init()}).then(()=>{if(!i&&t.initialData){throw new rr[\"b\"](\"editor-create-initial-data: \"+\"The config.initialData option cannot be used together with initial data passed in Editor.create().\",null)}const n=t.initialData||Rw(e);return o.data.init(n)}).then(()=>o.fire(\"ready\")).then(()=>o))})}}yr(Lw,wp);yr(Lw,kp);function Rw(e){return Gs(e)?Ow(e):e}class Dw{constructor(e){this.editor=e;this.set(\"isEnabled\",true);this._disableStack=new Set}forceDisabled(e){this._disableStack.add(e);if(this._disableStack.size==1){this.on(\"set:isEnabled\",jw,{priority:\"highest\"});this.isEnabled=false}}clearForceDisabled(e){this._disableStack.delete(e);if(this._disableStack.size==0){this.off(\"set:isEnabled\",jw);this.isEnabled=true}}destroy(){this.stopListening()}static get isContextPlugin(){return false}}yr(Dw,Kc);function jw(e){e.return=false;e.stop()}class zw{constructor(e){this.editor=e;this.set(\"value\",undefined);this.set(\"isEnabled\",false);this._disableStack=new Set;this.decorate(\"execute\");this.listenTo(this.editor.model.document,\"change\",()=>{this.refresh()});this.on(\"execute\",e=>{if(!this.isEnabled){e.stop()}},{priority:\"high\"});this.listenTo(e,\"change:isReadOnly\",(e,t,n)=>{if(n){this.forceDisabled(\"readOnlyMode\")}else{this.clearForceDisabled(\"readOnlyMode\")}})}refresh(){this.isEnabled=true}forceDisabled(e){this._disableStack.add(e);if(this._disableStack.size==1){this.on(\"set:isEnabled\",Bw,{priority:\"highest\"});this.isEnabled=false}}clearForceDisabled(e){this._disableStack.delete(e);if(this._disableStack.size==0){this.off(\"set:isEnabled\",Bw);this.refresh()}}execute(){}destroy(){this.stopListening()}}yr(zw,Kc);function Bw(e){e.return=false;e.stop()}function Vw(e){const t=e.next();if(t.done){return null}return t.value}const Fw=[\"left\",\"right\",\"center\",\"justify\"];function Hw(e){return Fw.includes(e)}function Uw(e,t){if(t.contentLanguageDirection==\"rtl\"){return e===\"right\"}else{return e===\"left\"}}const Ww=\"alignment\";class $w extends zw{refresh(){const e=this.editor;const t=e.locale;const n=Vw(this.editor.model.document.selection.getSelectedBlocks());this.isEnabled=!!n&&this._canBeAligned(n);if(this.isEnabled&&n.hasAttribute(\"alignment\")){this.value=n.getAttribute(\"alignment\")}else{this.value=t.contentLanguageDirection===\"rtl\"?\"right\":\"left\"}}execute(e={}){const t=this.editor;const n=t.locale;const i=t.model;const o=i.document;const s=e.value;i.change(e=>{const t=Array.from(o.selection.getSelectedBlocks()).filter(e=>this._canBeAligned(e));const i=t[0].getAttribute(\"alignment\");const r=Uw(s,n)||i===s||!s;if(r){qw(t,e)}else{Yw(t,e,s)}})}_canBeAligned(e){return this.editor.model.schema.checkAttribute(e,Ww)}}function qw(e,t){for(const n of e){t.removeAttribute(Ww,n)}}function Yw(e,t,n){for(const i of e){t.setAttribute(Ww,n,i)}}class Gw extends Dw{static get pluginName(){return\"AlignmentEditing\"}constructor(e){super(e);e.config.define(\"alignment\",{options:[...Fw]})}init(){const e=this.editor;const t=e.locale;const n=e.model.schema;const i=e.config.get(\"alignment.options\").filter(Hw);n.extend(\"$block\",{allowAttributes:\"alignment\"});e.model.schema.setAttributeProperties(\"alignment\",{isFormatting:true});const o=Jw(i.filter(e=>!Uw(e,t)));e.conversion.attributeToAttribute(o);e.commands.add(\"alignment\",new $w(e))}}function Jw(e){const t={model:{key:\"alignment\",values:e.slice()},view:{}};for(const n of e){t.view[n]={key:\"style\",value:{\"text-align\":n}}}return t}var Kw='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0 8c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0 4c0 .414.336.75.75.75h9.929a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0-8c0 .414.336.75.75.75h9.929a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75z\"/></svg>';var Qw='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M18 3.75a.75.75 0 0 1-.75.75H2.75a.75.75 0 1 1 0-1.5h14.5a.75.75 0 0 1 .75.75zm0 8a.75.75 0 0 1-.75.75H2.75a.75.75 0 1 1 0-1.5h14.5a.75.75 0 0 1 .75.75zm0 4a.75.75 0 0 1-.75.75H7.321a.75.75 0 1 1 0-1.5h9.929a.75.75 0 0 1 .75.75zm0-8a.75.75 0 0 1-.75.75H7.321a.75.75 0 1 1 0-1.5h9.929a.75.75 0 0 1 .75.75z\"/></svg>';var Xw='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0 8c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm2.286 4c0 .414.336.75.75.75h9.928a.75.75 0 1 0 0-1.5H5.036a.75.75 0 0 0-.75.75zm0-8c0 .414.336.75.75.75h9.928a.75.75 0 1 0 0-1.5H5.036a.75.75 0 0 0-.75.75z\"/></svg>';var Zw='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0 8c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0 4c0 .414.336.75.75.75h9.929a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm0-8c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75z\"/></svg>';const e_=new Map([[\"left\",Kw],[\"right\",Qw],[\"center\",Xw],[\"justify\",Zw]]);class t_ extends Dw{get localizedOptionTitles(){const e=this.editor.t;return{left:e(\"Align left\"),right:e(\"Align right\"),center:e(\"Align center\"),justify:e(\"Justify\")}}static get pluginName(){return\"AlignmentUI\"}init(){const e=this.editor;const t=e.ui.componentFactory;const n=e.t;const i=e.config.get(\"alignment.options\");i.filter(Hw).forEach(e=>this._addButton(e));t.add(\"alignment\",e=>{const o=bw(e);const s=i.map(e=>t.create(`alignment:${e}`));ww(o,s);o.buttonView.set({label:n(\"Text alignment\"),tooltip:true});o.toolbarView.isVertical=true;o.toolbarView.ariaLabel=n(\"Text alignment toolbar\");o.extendTemplate({attributes:{class:\"ck-alignment-dropdown\"}});const r=e.contentLanguageDirection===\"rtl\"?Qw:Kw;o.buttonView.bind(\"icon\").toMany(s,\"isOn\",(...e)=>{const t=e.findIndex(e=>e);if(t<0){return r}return s[t].icon});o.bind(\"isEnabled\").toMany(s,\"isEnabled\",(...e)=>e.some(e=>e));return o})}_addButton(e){const t=this.editor;t.ui.componentFactory.add(`alignment:${e}`,n=>{const i=t.commands.get(\"alignment\");const o=new sw(n);o.set({label:this.localizedOptionTitles[e],icon:e_.get(e),tooltip:true,isToggleable:true});o.bind(\"isEnabled\").to(i);o.bind(\"isOn\").to(i,\"value\",t=>t===e);this.listenTo(o,\"execute\",()=>{t.execute(\"alignment\",{value:e});t.editing.view.focus()});return o})}}class n_ extends Dw{static get requires(){return[Gw,t_]}static get pluginName(){return\"Alignment\"}}class i_{static get pluginName(){return\"BlockAutoformatEditing\"}constructor(e,t,n){let i;let o=null;if(typeof n==\"function\"){i=n}else{o=e.commands.get(n);i=()=>{e.execute(n)}}e.model.document.on(\"change\",(n,s)=>{if(o&&!o.isEnabled){return}if(s.type==\"transparent\"){return}const r=Array.from(e.model.document.differ.getChanges());const a=r[0];if(r.length!=1||a.type!==\"insert\"||a.name!=\"$text\"||a.length!=1){return}const c=a.position.parent;if(!c.is(\"paragraph\")||c.childCount!==1){return}const l=t.exec(c.getChild(0).data);if(!l){return}e.model.enqueueChange(e=>{const t=e.createPositionAt(c,0);const n=e.createPositionAt(c,l[0].length);const o=new cf(t,n);const s=i({match:l});if(s!==false){e.remove(o)}o.detach()})})}}function o_(e,t){let n=e.start;const i=Array.from(e.getItems()).reduce((e,i)=>{if(!(i.is(\"text\")||i.is(\"textProxy\"))){n=t.createPositionAfter(i);return\"\"}return e+i.data},\"\");return{text:i,range:t.createRange(n,e.end)}}class s_{static get pluginName(){return\"InlineAutoformatEditing\"}constructor(e,t,n){let i;let o;let s;let r;if(t instanceof RegExp){i=t}else{s=t}if(typeof n==\"string\"){o=n}else{r=n}s=s||(e=>{let t;const n=[];const o=[];while((t=i.exec(e))!==null){if(t&&t.length<4){break}let{index:e,1:i,2:s,3:r}=t;const a=i+s+r;e+=t[0].length-a.length;const c=[e,e+i.length];const l=[e+i.length+s.length,e+i.length+s.length+r.length];n.push(c);n.push(l);o.push([e+i.length,e+i.length+s.length])}return{remove:n,format:o}});r=r||((t,n)=>{const i=e.model.schema.getValidRanges(n,o);for(const e of i){t.setAttribute(o,true,e)}t.removeSelectionAttribute(o)});e.model.document.on(\"change\",(t,n)=>{if(n.type==\"transparent\"){return}const i=e.model;const o=i.document.selection;if(!o.isCollapsed){return}const a=Array.from(i.document.differ.getChanges());const c=a[0];if(a.length!=1||c.type!==\"insert\"||c.name!=\"$text\"||c.length!=1){return}const l=o.focus;const d=l.parent;const{text:u,range:h}=o_(i.createRange(i.createPositionAt(d,0),l),i);const f=s(u);const m=r_(h.start,f.format,i);const g=r_(h.start,f.remove,i);if(!(m.length&&g.length)){return}i.enqueueChange(e=>{const t=r(e,m);if(t===false){return}for(const t of g.reverse()){e.remove(t)}})})}}function r_(e,t,n){return t.filter(e=>e[0]!==undefined&&e[1]!==undefined).map(t=>n.createRange(e.getShiftedBy(t[0]),e.getShiftedBy(t[1])))}class a_ extends Dw{static get pluginName(){return\"Autoformat\"}afterInit(){this._addListAutoformats();this._addBasicStylesAutoformats();this._addHeadingAutoformats();this._addBlockQuoteAutoformats();this._addCodeBlockAutoformats()}_addListAutoformats(){const e=this.editor.commands;if(e.get(\"bulletedList\")){new i_(this.editor,/^[*-]\\s$/,\"bulletedList\")}if(e.get(\"numberedList\")){new i_(this.editor,/^1[.|)]\\s$/,\"numberedList\")}}_addBasicStylesAutoformats(){const e=this.editor.commands;if(e.get(\"bold\")){const e=c_(this.editor,\"bold\");new s_(this.editor,/(\\*\\*)([^*]+)(\\*\\*)$/g,e);new s_(this.editor,/(__)([^_]+)(__)$/g,e)}if(e.get(\"italic\")){const e=c_(this.editor,\"italic\");new s_(this.editor,/(?:^|[^*])(\\*)([^*_]+)(\\*)$/g,e);new s_(this.editor,/(?:^|[^_])(_)([^_]+)(_)$/g,e)}if(e.get(\"code\")){const e=c_(this.editor,\"code\");new s_(this.editor,/(`)([^`]+)(`)$/g,e)}if(e.get(\"strikethrough\")){const e=c_(this.editor,\"strikethrough\");new s_(this.editor,/(~~)([^~]+)(~~)$/g,e)}}_addHeadingAutoformats(){const e=this.editor.commands.get(\"heading\");if(e){e.modelElements.filter(e=>e.match(/^heading[1-6]$/)).forEach(t=>{const n=t[7];const i=new RegExp(`^(#{${n}})\\\\s$`);new i_(this.editor,i,()=>{if(!e.isEnabled){return false}this.editor.execute(\"heading\",{value:t})})})}}_addBlockQuoteAutoformats(){if(this.editor.commands.get(\"blockQuote\")){new i_(this.editor,/^>\\s$/,\"blockQuote\")}}_addCodeBlockAutoformats(){if(this.editor.commands.get(\"codeBlock\")){new i_(this.editor,/^```$/,\"codeBlock\")}}}function c_(e,t){return(n,i)=>{const o=e.commands.get(t);if(!o.isEnabled){return false}const s=e.model.schema.getValidRanges(i,t);for(const e of s){n.setAttribute(t,true,e)}n.removeSelectionAttribute(t)}}class l_ extends zw{refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model;const n=t.schema;const i=t.document.selection;const o=Array.from(i.getSelectedBlocks());const s=e.forceValue===undefined?!this.value:e.forceValue;t.change(e=>{if(!s){this._removeQuote(e,o.filter(d_))}else{const t=o.filter(e=>d_(e)||h_(n,e));this._applyQuote(e,t)}})}_getValue(){const e=this.editor.model.document.selection;const t=Vw(e.getSelectedBlocks());return!!(t&&d_(t))}_checkEnabled(){if(this.value){return true}const e=this.editor.model.document.selection;const t=this.editor.model.schema;const n=Vw(e.getSelectedBlocks());if(!n){return false}return h_(t,n)}_removeQuote(e,t){u_(e,t).reverse().forEach(t=>{if(t.start.isAtStart&&t.end.isAtEnd){e.unwrap(t.start.parent);return}if(t.start.isAtStart){const n=e.createPositionBefore(t.start.parent);e.move(t,n);return}if(!t.end.isAtEnd){e.split(t.end)}const n=e.createPositionAfter(t.end.parent);e.move(t,n)})}_applyQuote(e,t){const n=[];u_(e,t).reverse().forEach(t=>{let i=d_(t.start);if(!i){i=e.createElement(\"blockQuote\");e.wrap(t,i)}n.push(i)});n.reverse().reduce((t,n)=>{if(t.nextSibling==n){e.merge(e.createPositionAfter(t));return t}return n})}}function d_(e){return e.parent.name==\"blockQuote\"?e.parent:null}function u_(e,t){let n;let i=0;const o=[];while(i<t.length){const s=t[i];const r=t[i+1];if(!n){n=e.createPositionBefore(s)}if(!r||s.nextSibling!=r){o.push(e.createRange(n,e.createPositionAfter(s)));n=null}i++}return o}function h_(e,t){const n=e.checkChild(t.parent,\"blockQuote\");const i=e.checkChild([\"$root\",\"blockQuote\"],t);return n&&i}class f_ extends Dw{static get pluginName(){return\"BlockQuoteEditing\"}init(){const e=this.editor;const t=e.model.schema;e.commands.add(\"blockQuote\",new l_(e));t.register(\"blockQuote\",{allowWhere:\"$block\",allowContentOf:\"$root\"});t.addChildCheck((e,t)=>{if(e.endsWith(\"blockQuote\")&&t.name==\"blockQuote\"){return false}});e.conversion.elementToElement({model:\"blockQuote\",view:\"blockquote\"});e.model.document.registerPostFixer(n=>{const i=e.model.document.differ.getChanges();for(const e of i){if(e.type==\"insert\"){const i=e.position.nodeAfter;if(!i){continue}if(i.is(\"blockQuote\")&&i.isEmpty){n.remove(i);return true}else if(i.is(\"blockQuote\")&&!t.checkChild(e.position,i)){n.unwrap(i);return true}else if(i.is(\"element\")){const e=n.createRangeIn(i);for(const i of e.getItems()){if(i.is(\"blockQuote\")&&!t.checkChild(n.createPositionBefore(i),i)){n.unwrap(i);return true}}}}else if(e.type==\"remove\"){const t=e.position.parent;if(t.is(\"blockQuote\")&&t.isEmpty){n.remove(t);return true}}}return false})}afterInit(){const e=this.editor;const t=e.commands.get(\"blockQuote\");this.listenTo(this.editor.editing.view.document,\"enter\",(e,n)=>{const i=this.editor.model.document;const o=i.selection.getLastPosition().parent;if(i.selection.isCollapsed&&o.isEmpty&&t.value){this.editor.execute(\"blockQuote\");this.editor.editing.view.scrollToTheSelection();n.preventDefault();e.stop()}})}}var m_='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M3 10.423a6.5 6.5 0 0 1 6.056-6.408l.038.67C6.448 5.423 5.354 7.663 5.22 10H9c.552 0 .5.432.5.986v4.511c0 .554-.448.503-1 .503h-5c-.552 0-.5-.449-.5-1.003v-4.574zm8 0a6.5 6.5 0 0 1 6.056-6.408l.038.67c-2.646.739-3.74 2.979-3.873 5.315H17c.552 0 .5.432.5.986v4.511c0 .554-.448.503-1 .503h-5c-.552 0-.5-.449-.5-1.003v-4.574z\"/></svg>';var g_=n(40);class p_ extends Dw{init(){const e=this.editor;const t=e.t;e.ui.componentFactory.add(\"blockQuote\",n=>{const i=e.commands.get(\"blockQuote\");const o=new sw(n);o.set({label:t(\"Block quote\"),icon:m_,tooltip:true,isToggleable:true});o.bind(\"isOn\",\"isEnabled\").to(i,\"value\",\"isEnabled\");this.listenTo(o,\"execute\",()=>{e.execute(\"blockQuote\");e.editing.view.focus()});return o})}}class b_ extends Dw{static get requires(){return[f_,p_]}static get pluginName(){return\"BlockQuote\"}}class w_ extends zw{constructor(e,t){super(e);this.attributeKey=t}refresh(){const e=this.editor.model;const t=e.document;this.value=this._getValueFromFirstAllowedNode();this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model;const n=t.document;const i=n.selection;const o=e.forceValue===undefined?!this.value:e.forceValue;t.change(e=>{if(i.isCollapsed){if(o){e.setSelectionAttribute(this.attributeKey,true)}else{e.removeSelectionAttribute(this.attributeKey)}}else{const n=t.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const t of n){if(o){e.setAttribute(this.attributeKey,o,t)}else{e.removeAttribute(this.attributeKey,t)}}}})}_getValueFromFirstAllowedNode(){const e=this.editor.model;const t=e.schema;const n=e.document.selection;if(n.isCollapsed){return n.hasAttribute(this.attributeKey)}for(const e of n.getRanges()){for(const n of e.getItems()){if(t.checkAttribute(n,this.attributeKey)){return n.hasAttribute(this.attributeKey)}}}return false}}const __=\"bold\";class v_ extends Dw{static get pluginName(){return\"BoldEditing\"}init(){const e=this.editor;e.model.schema.extend(\"$text\",{allowAttributes:__});e.model.schema.setAttributeProperties(__,{isFormatting:true,copyOnEnter:true});e.conversion.attributeToElement({model:__,view:\"strong\",upcastAlso:[\"b\",e=>{const t=e.getStyle(\"font-weight\");if(!t){return null}if(t==\"bold\"||Number(t)>=600){return{name:true,styles:[\"font-weight\"]}}}]});e.commands.add(__,new w_(e,__));e.keystrokes.set(\"CTRL+B\",__)}}var k_='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M10.187 17H5.773c-.637 0-1.092-.138-1.364-.415-.273-.277-.409-.718-.409-1.323V4.738c0-.617.14-1.062.419-1.332.279-.27.73-.406 1.354-.406h4.68c.69 0 1.288.041 1.793.124.506.083.96.242 1.36.478.341.197.644.447.906.75a3.262 3.262 0 0 1 .808 2.162c0 1.401-.722 2.426-2.167 3.075C15.05 10.175 16 11.315 16 13.01a3.756 3.756 0 0 1-2.296 3.504 6.1 6.1 0 0 1-1.517.377c-.571.073-1.238.11-2 .11zm-.217-6.217H7v4.087h3.069c1.977 0 2.965-.69 2.965-2.072 0-.707-.256-1.22-.768-1.537-.512-.319-1.277-.478-2.296-.478zM7 5.13v3.619h2.606c.729 0 1.292-.067 1.69-.2a1.6 1.6 0 0 0 .91-.765c.165-.267.247-.566.247-.897 0-.707-.26-1.176-.778-1.409-.519-.232-1.31-.348-2.375-.348H7z\"/></svg>';const y_=\"bold\";class x_ extends Dw{init(){const e=this.editor;const t=e.t;e.ui.componentFactory.add(y_,n=>{const i=e.commands.get(y_);const o=new sw(n);o.set({label:t(\"Bold\"),icon:k_,keystroke:\"CTRL+B\",tooltip:true,isToggleable:true});o.bind(\"isOn\",\"isEnabled\").to(i,\"value\",\"isEnabled\");this.listenTo(o,\"execute\",()=>{e.execute(y_);e.editing.view.focus()});return o})}}class A_ extends Dw{static get requires(){return[v_,x_]}static get pluginName(){return\"Bold\"}}var C_='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M11.627 16.5zm5.873-.196zm0-7.001V8h-13v8.5h4.341c.191.54.457 1.044.785 1.5H2a1.5 1.5 0 0 1-1.5-1.5v-13A1.5 1.5 0 0 1 2 2h4.5a1.5 1.5 0 0 1 1.06.44L9.122 4H16a1.5 1.5 0 0 1 1.5 1.5v1A1.5 1.5 0 0 1 19 8v2.531a6.027 6.027 0 0 0-1.5-1.228zM16 6.5v-1H8.5l-2-2H2v13h1V8a1.5 1.5 0 0 1 1.5-1.5H16z\"/><path d=\"M14.5 19.5a5 5 0 1 1 0-10 5 5 0 0 1 0 10zM15 14v-2h-1v2h-2v1h2v2h1v-2h2v-1h-2z\"/></svg>';class T_ extends Dw{static get pluginName(){return\"CKFinderUI\"}init(){const e=this.editor;const t=e.ui.componentFactory;const n=e.t;t.add(\"ckfinder\",t=>{const i=e.commands.get(\"ckfinder\");const o=new sw(t);o.set({label:n(\"Insert image or file\"),icon:C_,tooltip:true});o.bind(\"isEnabled\").to(i);o.on(\"execute\",()=>{e.execute(\"ckfinder\");e.editing.view.focus()});return o})}}class M_ extends Yd{observe(e){this.listenTo(e,\"load\",(e,t)=>{const n=t.target;if(n.tagName==\"IMG\"){this._fireEvents(t)}},{useCapture:true})}_fireEvents(e){if(this.isEnabled){this.document.fire(\"layoutChanged\");this.document.fire(\"imageLoaded\",e)}}}class E_{constructor(){this._stack=[]}add(e,t){const n=this._stack;const i=n[0];this._insertDescriptor(e);const o=n[0];if(i!==o&&!P_(i,o)){this.fire(\"change:top\",{oldDescriptor:i,newDescriptor:o,writer:t})}}remove(e,t){const n=this._stack;const i=n[0];this._removeDescriptor(e);const o=n[0];if(i!==o&&!P_(i,o)){this.fire(\"change:top\",{oldDescriptor:i,newDescriptor:o,writer:t})}}_insertDescriptor(e){const t=this._stack;const n=t.findIndex(t=>t.id===e.id);if(P_(e,t[n])){return}if(n>-1){t.splice(n,1)}let i=0;while(t[i]&&S_(t[i],e)){i++}t.splice(i,0,e)}_removeDescriptor(e){const t=this._stack;const n=t.findIndex(t=>t.id===e);if(n>-1){t.splice(n,1)}}}yr(E_,dr);function P_(e,t){return e&&t&&e.priority==t.priority&&I_(e.classes)==I_(t.classes)}function S_(e,t){if(e.priority>t.priority){return true}else if(e.priority<t.priority){return false}return I_(e.classes)>I_(t.classes)}function I_(e){return Array.isArray(e)?e.sort().join(\",\"):e}var O_='<svg viewBox=\"0 0 16 16\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M4 0v1H1v3H0V.5A.5.5 0 0 1 .5 0H4zm8 0h3.5a.5.5 0 0 1 .5.5V4h-1V1h-3V0zM4 16H.5a.5.5 0 0 1-.5-.5V12h1v3h3v1zm8 0v-1h3v-3h1v3.5a.5.5 0 0 1-.5.5H12z\"/><path fill-opacity=\".256\" d=\"M1 1h14v14H1z\"/><g class=\"ck-icon__selected-indicator\"><path d=\"M7 0h2v1H7V0zM0 7h1v2H0V7zm15 0h1v2h-1V7zm-8 8h2v1H7v-1z\"/><path fill-opacity=\".254\" d=\"M1 1h14v14H1z\"/></g></svg>';const N_=\"ck-widget\";const L_=\"ck-widget_selected\";function R_(e){if(!e.is(\"element\")){return false}return!!e.getCustomProperty(\"widget\")}function D_(e,t,n={}){t.setAttribute(\"contenteditable\",\"false\",e);t.addClass(N_,e);t.setCustomProperty(\"widget\",true,e);e.getFillerOffset=U_;if(n.label){z_(e,n.label,t)}if(n.hasSelectionHandle){W_(e,t)}j_(e,t,(e,t,n)=>n.addClass(i(t.classes),e),(e,t,n)=>n.removeClass(i(t.classes),e));return e;function i(e){return Array.isArray(e)?e:[e]}}function j_(e,t,n,i){const o=new E_;o.on(\"change:top\",(t,o)=>{if(o.oldDescriptor){i(e,o.oldDescriptor,o.writer)}if(o.newDescriptor){n(e,o.newDescriptor,o.writer)}});t.setCustomProperty(\"addHighlight\",(e,t,n)=>o.add(t,n),e);t.setCustomProperty(\"removeHighlight\",(e,t,n)=>o.remove(t,n),e)}function z_(e,t,n){n.setCustomProperty(\"widgetLabel\",t,e)}function B_(e){const t=e.getCustomProperty(\"widgetLabel\");if(!t){return\"\"}return typeof t==\"function\"?t():t}function V_(e,t){t.addClass([\"ck-editor__editable\",\"ck-editor__nested-editable\"],e);t.setAttribute(\"contenteditable\",e.isReadOnly?\"false\":\"true\",e);e.on(\"change:isReadOnly\",(n,i,o)=>{t.setAttribute(\"contenteditable\",o?\"false\":\"true\",e)});e.on(\"change:isFocused\",(n,i,o)=>{if(o){t.addClass(\"ck-editor__nested-editable_focused\",e)}else{t.removeClass(\"ck-editor__nested-editable_focused\",e)}});return e}function F_(e,t){const n=e.getSelectedElement();if(n&&t.schema.isBlock(n)){return t.createPositionAfter(n)}const i=e.getSelectedBlocks().next().value;if(i){if(i.isEmpty){return t.createPositionAt(i,0)}const n=t.createPositionAfter(i);if(e.focus.isTouching(n)){return n}return t.createPositionBefore(i)}return e.focus}function H_(e,t){return(n,i)=>{const{mapper:o,viewPosition:s}=i;const r=o.findMappedViewAncestor(s);if(!t(r)){return}const a=o.toModelElement(r);i.modelPosition=e.createPositionAt(a,s.isAtStart?\"before\":\"after\")}}function U_(){return null}function W_(e,t){const n=t.createUIElement(\"div\",{class:\"ck ck-widget__selection-handle\"},(function(e){const t=this.toDomElement(e);const n=new tw;n.set(\"content\",O_);n.render();t.appendChild(n.element);return t}));t.insert(t.createPositionAt(e,0),n);t.addClass([\"ck-widget_with-selection-handle\"],e)}function $_(e,t,n){t.setCustomProperty(\"image\",true,e);return D_(e,t,{label:i});function i(){const t=Q_(e);const i=t.getAttribute(\"alt\");return i?`${i} ${n}`:n}}function q_(e){return!!e.getCustomProperty(\"image\")&&R_(e)}function Y_(e){const t=e.getSelectedElement();if(t&&q_(t)){return t}return null}function G_(e){return!!e&&e.is(\"image\")}function J_(e,t,n={}){const i=e.createElement(\"image\",n);const o=F_(t.document.selection,t);t.insertContent(i,o);if(i.parent){e.setSelection(i,\"on\")}}function K_(e){const t=e.schema;const n=e.document.selection;return X_(n,t,e)&&!Z_(n,t)&&ev(n)}function Q_(e){return Array.from(e.getChildren()).find(e=>e.is(\"img\"))}function X_(e,t,n){const i=tv(e,n);return t.checkChild(i,\"image\")}function Z_(e,t){const n=e.getSelectedElement();return n&&t.isObject(n)}function ev(e){return[...e.focus.getAncestors()].every(e=>!e.is(\"image\"))}function tv(e,t){const n=F_(e,t);const i=n.parent;if(i.isEmpty&&!i.is(\"$root\")){return i.parent}return i}function nv(){return t=>{t.on(\"element:figure\",e)};function e(e,t,n){if(!n.consumable.test(t.viewItem,{name:true,classes:\"image\"})){return}const i=Q_(t.viewItem);if(!i||!i.hasAttribute(\"src\")||!n.consumable.test(i,{name:true})){return}const o=n.convertItem(i,t.modelCursor);const s=Vw(o.modelRange.getItems());if(!s){return}n.convertChildren(t.viewItem,n.writer.createPositionAt(s,0));t.modelRange=o.modelRange;t.modelCursor=o.modelCursor}}function iv(){return t=>{t.on(\"attribute:srcset:image\",e)};function e(e,t,n){if(!n.consumable.consume(t.item,e.name)){return}const i=n.writer;const o=n.mapper.toViewElement(t.item);const s=Q_(o);if(t.attributeNewValue===null){const e=t.attributeOldValue;if(e.data){i.removeAttribute(\"srcset\",s);i.removeAttribute(\"sizes\",s);if(e.width){i.removeAttribute(\"width\",s)}}}else{const e=t.attributeNewValue;if(e.data){i.setAttribute(\"srcset\",e.data,s);i.setAttribute(\"sizes\",\"100vw\",s);if(e.width){i.setAttribute(\"width\",e.width,s)}}}}}function ov(e){return n=>{n.on(`attribute:${e}:image`,t)};function t(e,t,n){if(!n.consumable.consume(t.item,e.name)){return}const i=n.writer;const o=n.mapper.toViewElement(t.item);const s=Q_(o);if(t.attributeNewValue!==null){i.setAttribute(t.attributeKey,t.attributeNewValue,s)}else{i.removeAttribute(t.attributeKey,s)}}}class sv extends zw{refresh(){this.isEnabled=K_(this.editor.model)}execute(e){const t=this.editor.model;t.change(n=>{const i=Array.isArray(e.source)?e.source:[e.source];for(const e of i){J_(n,t,{src:e})}})}}class rv extends Dw{static get pluginName(){return\"ImageEditing\"}init(){const e=this.editor;const t=e.model.schema;const n=e.t;const i=e.conversion;e.editing.view.addObserver(M_);t.register(\"image\",{isObject:true,isBlock:true,allowWhere:\"$block\",allowAttributes:[\"alt\",\"src\",\"srcset\"]});i.for(\"dataDowncast\").elementToElement({model:\"image\",view:(e,t)=>av(t)});i.for(\"editingDowncast\").elementToElement({model:\"image\",view:(e,t)=>$_(av(t),t,n(\"image widget\"))});i.for(\"downcast\").add(ov(\"src\")).add(ov(\"alt\")).add(iv());i.for(\"upcast\").elementToElement({view:{name:\"img\",attributes:{src:true}},model:(e,t)=>t.createElement(\"image\",{src:e.getAttribute(\"src\")})}).attributeToAttribute({view:{name:\"img\",key:\"alt\"},model:\"alt\"}).attributeToAttribute({view:{name:\"img\",key:\"srcset\"},model:{key:\"srcset\",value:e=>{const t={data:e.getAttribute(\"srcset\")};if(e.hasAttribute(\"width\")){t.width=e.getAttribute(\"width\")}return t}}}).add(nv());e.commands.add(\"imageInsert\",new sv(e))}}function av(e){const t=e.createEmptyElement(\"img\");const n=e.createContainerElement(\"figure\",{class:\"image\"});e.insert(e.createPositionAt(n,0),t);return n}function cv(e,t,n){return n.createRange(lv(e,t,true,n),lv(e,t,false,n))}function lv(e,t,n,i){let o=e.textNode||(n?e.nodeBefore:e.nodeAfter);let s=null;while(o&&o.getAttribute(\"linkHref\")==t){s=o;o=n?o.previousSibling:o.nextSibling}return s?i.createPositionAt(s,n?\"before\":\"after\"):e}class dv extends zw{constructor(e){super(e);this.manualDecorators=new xr}restoreManualDecoratorStates(){for(const e of this.manualDecorators){e.value=this._getDecoratorStateFromModel(e.id)}}refresh(){const e=this.editor.model;const t=e.document;this.value=t.selection.getAttribute(\"linkHref\");for(const e of this.manualDecorators){e.value=this._getDecoratorStateFromModel(e.id)}this.isEnabled=e.schema.checkAttributeInSelection(t.selection,\"linkHref\")}execute(e,t={}){const n=this.editor.model;const i=n.document.selection;const o=[];const s=[];for(const e in t){if(t[e]){o.push(e)}else{s.push(e)}}n.change(t=>{if(i.isCollapsed){const r=i.getFirstPosition();if(i.hasAttribute(\"linkHref\")){const a=cv(r,i.getAttribute(\"linkHref\"),n);t.setAttribute(\"linkHref\",e,a);o.forEach(e=>{t.setAttribute(e,true,a)});s.forEach(e=>{t.removeAttribute(e,a)});t.setSelection(a)}else if(e!==\"\"){const s=Ur(i.getAttributes());s.set(\"linkHref\",e);o.forEach(e=>{s.set(e,true)});const a=t.createText(e,s);n.insertContent(a,r);t.setSelection(t.createRangeOn(a))}}else{const r=n.schema.getValidRanges(i.getRanges(),\"linkHref\");for(const n of r){t.setAttribute(\"linkHref\",e,n);o.forEach(e=>{t.setAttribute(e,true,n)});s.forEach(e=>{t.removeAttribute(e,n)})}}})}_getDecoratorStateFromModel(e){const t=this.editor.model.document;return t.selection.getAttribute(e)}}class uv extends zw{refresh(){this.isEnabled=this.editor.model.document.selection.hasAttribute(\"linkHref\")}execute(){const e=this.editor;const t=this.editor.model;const n=t.document.selection;const i=e.commands.get(\"link\");t.change(e=>{const o=n.isCollapsed?[cv(n.getFirstPosition(),n.getAttribute(\"linkHref\"),t)]:n.getRanges();for(const t of o){e.removeAttribute(\"linkHref\",t);if(i){for(const n of i.manualDecorators){e.removeAttribute(n.id,t)}}}})}}function hv(e,t,n){var i=e.length;n=n===undefined?i:n;return!t&&n>=i?e:Oa(e,t,n)}var fv=hv;var mv=\"\\\\ud800-\\\\udfff\",gv=\"\\\\u0300-\\\\u036f\",pv=\"\\\\ufe20-\\\\ufe2f\",bv=\"\\\\u20d0-\\\\u20ff\",wv=gv+pv+bv,_v=\"\\\\ufe0e\\\\ufe0f\";var vv=\"\\\\u200d\";var kv=RegExp(\"[\"+vv+mv+wv+_v+\"]\");function yv(e){return kv.test(e)}var xv=yv;function Av(e){return e.split(\"\")}var Cv=Av;var Tv=\"\\\\ud800-\\\\udfff\",Mv=\"\\\\u0300-\\\\u036f\",Ev=\"\\\\ufe20-\\\\ufe2f\",Pv=\"\\\\u20d0-\\\\u20ff\",Sv=Mv+Ev+Pv,Iv=\"\\\\ufe0e\\\\ufe0f\";var Ov=\"[\"+Tv+\"]\",Nv=\"[\"+Sv+\"]\",Lv=\"\\\\ud83c[\\\\udffb-\\\\udfff]\",Rv=\"(?:\"+Nv+\"|\"+Lv+\")\",Dv=\"[^\"+Tv+\"]\",jv=\"(?:\\\\ud83c[\\\\udde6-\\\\uddff]){2}\",zv=\"[\\\\ud800-\\\\udbff][\\\\udc00-\\\\udfff]\",Bv=\"\\\\u200d\";var Vv=Rv+\"?\",Fv=\"[\"+Iv+\"]?\",Hv=\"(?:\"+Bv+\"(?:\"+[Dv,jv,zv].join(\"|\")+\")\"+Fv+Vv+\")*\",Uv=Fv+Vv+Hv,Wv=\"(?:\"+[Dv+Nv+\"?\",Nv,jv,zv,Ov].join(\"|\")+\")\";var $v=RegExp(Lv+\"(?=\"+Lv+\")|\"+Wv+Uv,\"g\");function qv(e){return e.match($v)||[]}var Yv=qv;function Gv(e){return xv(e)?Yv(e):Cv(e)}var Jv=Gv;function Kv(e){return function(t){t=ka(t);var n=xv(t)?Jv(t):undefined;var i=n?n[0]:t.charAt(0);var o=n?fv(n,1).join(\"\"):t.slice(1);return i[e]()+o}}var Qv=Kv;var Xv=Qv(\"toUpperCase\");var Zv=Xv;const ek=/[\\u0000-\\u0020\\u00A0\\u1680\\u180E\\u2000-\\u2029\\u205f\\u3000]/g;const tk=/^(?:(?:https?|ftps?|mailto):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))/i;function nk(e){return e.is(\"attributeElement\")&&!!e.getCustomProperty(\"link\")}function ik(e,t){const n=t.createAttributeElement(\"a\",{href:e},{priority:5});t.setCustomProperty(\"link\",true,n);return n}function ok(e){e=String(e);return sk(e)?e:\"#\"}function sk(e){const t=e.replace(ek,\"\");return t.match(tk)}function rk(e,t){const n={\"Open in a new tab\":e(\"Open in a new tab\"),Downloadable:e(\"Downloadable\")};t.forEach(e=>{if(e.label&&n[e.label]){e.label=n[e.label]}return e});return t}function ak(e){const t=[];if(e){for(const[n,i]of Object.entries(e)){const e=Object.assign({},i,{id:`link${Zv(n)}`});t.push(e)}}return t}class ck{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(e){if(Array.isArray(e)){e.forEach(e=>this._definitions.add(e))}else{this._definitions.add(e)}}getDispatcher(){return e=>{e.on(\"attribute:linkHref\",(e,t,n)=>{if(!n.consumable.test(t.item,\"attribute:linkHref\")){return}const i=n.writer;const o=i.document.selection;for(const e of this._definitions){const s=i.createAttributeElement(\"a\",e.attributes,{priority:5});i.setCustomProperty(\"link\",true,s);if(e.callback(t.attributeNewValue)){if(t.item.is(\"selection\")){i.wrap(o.getFirstRange(),s)}else{i.wrap(n.mapper.toViewRange(t.range),s)}}else{i.unwrap(n.mapper.toViewRange(t.range),s)}}},{priority:\"high\"})}}}class lk{constructor({id:e,label:t,attributes:n,defaultValue:i}){this.id=e;this.set(\"value\");this.defaultValue=i;this.label=t;this.attributes=n}}yr(lk,Kc);function dk({view:e,model:t,emitter:n,attribute:i,locale:o}){const s=new uk(t,n,i);const r=t.document.selection;n.listenTo(e.document,\"keydown\",(e,t)=>{if(!r.isCollapsed){return}if(t.shiftKey||t.altKey||t.ctrlKey){return}const n=t.keyCode==Ll.arrowright;const i=t.keyCode==Ll.arrowleft;if(!n&&!i){return}const a=r.getFirstPosition();const c=o.contentLanguageDirection;let l;if(c===\"ltr\"&&n||c===\"rtl\"&&i){l=s.handleForwardMovement(a,t)}else{l=s.handleBackwardMovement(a,t)}if(l){e.stop()}},{priority:or.get(\"high\")+1})}class uk{constructor(e,t,n){this.model=e;this.attribute=n;this._modelSelection=e.document.selection;this._overrideUid=null;this._isNextGravityRestorationSkipped=false;t.listenTo(this._modelSelection,\"change:range\",(e,t)=>{if(this._isNextGravityRestorationSkipped){this._isNextGravityRestorationSkipped=false;return}if(!this._isGravityOverridden){return}if(!t.directChange&&hk(this._modelSelection.getFirstPosition(),n)){return}this._restoreGravity()})}handleForwardMovement(e,t){const n=this.attribute;if(this._isGravityOverridden){return}if(e.isAtStart&&this._hasSelectionAttribute){return}if(gk(e,n)&&this._hasSelectionAttribute){this._preventCaretMovement(t);this._removeSelectionAttribute();return true}if(fk(e,n)){this._preventCaretMovement(t);this._overrideGravity();return true}if(mk(e,n)&&this._hasSelectionAttribute){this._preventCaretMovement(t);this._overrideGravity();return true}}handleBackwardMovement(e,t){const n=this.attribute;if(this._isGravityOverridden){if(gk(e,n)&&this._hasSelectionAttribute){this._preventCaretMovement(t);this._restoreGravity();this._removeSelectionAttribute();return true}else{this._preventCaretMovement(t);this._restoreGravity();if(e.isAtStart){this._removeSelectionAttribute()}return true}}else{if(gk(e,n)&&!this._hasSelectionAttribute){this._preventCaretMovement(t);this._setSelectionAttributeFromTheNodeBefore(e);return true}if(e.isAtEnd&&mk(e,n)){if(this._hasSelectionAttribute){if(pk(e,n)){this._skipNextAutomaticGravityRestoration();this._overrideGravity()}return}else{this._preventCaretMovement(t);this._setSelectionAttributeFromTheNodeBefore(e);return true}}if(e.isAtStart){if(this._hasSelectionAttribute){this._removeSelectionAttribute();this._preventCaretMovement(t);return true}return}if(pk(e,n)){this._skipNextAutomaticGravityRestoration();this._overrideGravity()}}}get _isGravityOverridden(){return!!this._overrideUid}get _hasSelectionAttribute(){return this._modelSelection.hasAttribute(this.attribute)}_overrideGravity(){this._overrideUid=this.model.change(e=>e.overrideSelectionGravity())}_restoreGravity(){this.model.change(e=>{e.restoreSelectionGravity(this._overrideUid);this._overrideUid=null})}_preventCaretMovement(e){e.preventDefault()}_removeSelectionAttribute(){this.model.change(e=>{e.removeSelectionAttribute(this.attribute)})}_setSelectionAttributeFromTheNodeBefore(e){const t=this.attribute;this.model.change(n=>{n.setSelectionAttribute(this.attribute,e.nodeBefore.getAttribute(t))})}_skipNextAutomaticGravityRestoration(){this._isNextGravityRestorationSkipped=true}}function hk(e,t){return fk(e,t)||mk(e,t)}function fk(e,t){const{nodeBefore:n,nodeAfter:i}=e;const o=n?n.hasAttribute(t):false;const s=i?i.hasAttribute(t):false;return s&&(!o||n.getAttribute(t)!==i.getAttribute(t))}function mk(e,t){const{nodeBefore:n,nodeAfter:i}=e;const o=n?n.hasAttribute(t):false;const s=i?i.hasAttribute(t):false;return o&&(!s||n.getAttribute(t)!==i.getAttribute(t))}function gk(e,t){const{nodeBefore:n,nodeAfter:i}=e;const o=n?n.hasAttribute(t):false;const s=i?i.hasAttribute(t):false;if(!s||!o){return}return i.getAttribute(t)!==n.getAttribute(t)}function pk(e,t){return hk(e.getShiftedBy(-1),t)}var bk=n(42);const wk=\"ck-link_selected\";const _k=\"automatic\";const vk=\"manual\";const kk=/^(https?:)?\\/\\//;class yk extends Dw{static get pluginName(){return\"LinkEditing\"}constructor(e){super(e);e.config.define(\"link\",{addTargetToExternalLinks:false})}init(){const e=this.editor;const t=e.locale;e.model.schema.extend(\"$text\",{allowAttributes:\"linkHref\"});e.conversion.for(\"dataDowncast\").attributeToElement({model:\"linkHref\",view:ik});e.conversion.for(\"editingDowncast\").attributeToElement({model:\"linkHref\",view:(e,t)=>ik(ok(e),t)});e.conversion.for(\"upcast\").elementToAttribute({view:{name:\"a\",attributes:{href:true}},model:{key:\"linkHref\",value:e=>e.getAttribute(\"href\")}});e.commands.add(\"link\",new dv(e));e.commands.add(\"unlink\",new uv(e));const n=rk(e.t,ak(e.config.get(\"link.decorators\")));this._enableAutomaticDecorators(n.filter(e=>e.mode===_k));this._enableManualDecorators(n.filter(e=>e.mode===vk));dk({view:e.editing.view,model:e.model,emitter:this,attribute:\"linkHref\",locale:t});this._setupLinkHighlight();this._enableInsertContentSelectionAttributesFixer()}_enableAutomaticDecorators(e){const t=this.editor;const n=new ck;if(t.config.get(\"link.addTargetToExternalLinks\")){n.add({id:\"linkIsExternal\",mode:_k,callback:e=>kk.test(e),attributes:{target:\"_blank\",rel:\"noopener noreferrer\"}})}n.add(e);if(n.length){t.conversion.for(\"downcast\").add(n.getDispatcher())}}_enableManualDecorators(e){if(!e.length){return}const t=this.editor;const n=t.commands.get(\"link\");const i=n.manualDecorators;e.forEach(e=>{t.model.schema.extend(\"$text\",{allowAttributes:e.id});i.add(new lk(e));t.conversion.for(\"downcast\").attributeToElement({model:e.id,view:(t,n)=>{if(t){const t=i.get(e.id).attributes;const o=n.createAttributeElement(\"a\",t,{priority:5});n.setCustomProperty(\"link\",true,o);return o}}});t.conversion.for(\"upcast\").elementToAttribute({view:{name:\"a\",attributes:i.get(e.id).attributes},model:{key:e.id}})})}_setupLinkHighlight(){const e=this.editor;const t=e.editing.view;const n=new Set;t.document.registerPostFixer(t=>{const i=e.model.document.selection;let o=false;if(i.hasAttribute(\"linkHref\")){const s=cv(i.getFirstPosition(),i.getAttribute(\"linkHref\"),e.model);const r=e.editing.mapper.toViewRange(s);for(const e of r.getItems()){if(e.is(\"a\")&&!e.hasClass(wk)){t.addClass(wk,e);n.add(e);o=true}}}return o});e.conversion.for(\"editingDowncast\").add(e=>{e.on(\"insert\",i,{priority:\"highest\"});e.on(\"remove\",i,{priority:\"highest\"});e.on(\"attribute\",i,{priority:\"highest\"});e.on(\"selection\",i,{priority:\"highest\"});function i(){t.change(e=>{for(const t of n.values()){e.removeClass(wk,t);n.delete(t)}})}})}_enableInsertContentSelectionAttributesFixer(){const e=this.editor;const t=e.model;const n=t.document.selection;t.on(\"insertContent\",()=>{const e=n.anchor.nodeBefore;const i=n.anchor.nodeAfter;if(!n.hasAttribute(\"linkHref\")){return}if(!e){return}if(!e.hasAttribute(\"linkHref\")){return}if(i&&i.hasAttribute(\"linkHref\")){return}t.change(e=>{[...t.document.selection.getAttributeKeys()].filter(e=>e.startsWith(\"link\")).forEach(t=>e.removeSelectionAttribute(t))})},{priority:\"low\"})}}class xk{constructor(e){this.context=e}destroy(){this.stopListening()}static get isContextPlugin(){return true}}yr(xk,Kc);class Ak extends xk{static get pluginName(){return\"Notification\"}init(){this.on(\"show:warning\",(e,t)=>{window.alert(t.message)},{priority:\"lowest\"})}showSuccess(e,t={}){this._showNotification({message:e,type:\"success\",namespace:t.namespace,title:t.title})}showInfo(e,t={}){this._showNotification({message:e,type:\"info\",namespace:t.namespace,title:t.title})}showWarning(e,t={}){this._showNotification({message:e,type:\"warning\",namespace:t.namespace,title:t.title})}_showNotification(e){const t=`show:${e.type}`+(e.namespace?`:${e.namespace}`:\"\");this.fire(t,{message:e.message,type:e.type,title:e.title||\"\"})}}class Ck extends zw{constructor(e){super(e);this.stopListening(this.editor.model.document,\"change\");this.listenTo(this.editor.model.document,\"change\",()=>this.refresh(),{priority:\"low\"})}refresh(){const e=this.editor.commands.get(\"imageInsert\");const t=this.editor.commands.get(\"link\");this.isEnabled=e.isEnabled||t.isEnabled}execute(){const e=this.editor;const t=this.editor.config.get(\"ckfinder.openerMethod\")||\"modal\";if(t!=\"popup\"&&t!=\"modal\"){throw new rr[\"b\"]('ckfinder-unknown-openerMethod: The openerMethod config option must by \"popup\" or \"modal\".',e)}const n=this.editor.config.get(\"ckfinder.options\")||{};n.chooseFiles=true;const i=n.onInit;if(!n.language){n.language=e.locale.uiLanguage}n.onInit=t=>{if(i){i(t)}t.on(\"files:choose\",n=>{const i=n.data.files.toArray();const o=i.filter(e=>!e.isImage());const s=i.filter(e=>e.isImage());for(const t of o){e.execute(\"link\",t.getUrl())}const r=[];for(const e of s){const n=e.getUrl();r.push(n?n:t.request(\"file:getProxyUrl\",{file:e}))}if(r.length){Tk(e,r)}});t.on(\"file:choose:resizedImage\",t=>{const n=t.data.resizedUrl;if(!n){const t=e.plugins.get(\"Notification\");const n=e.locale.t;t.showWarning(n(\"Could not obtain resized image URL.\"),{title:n(\"Selecting resized image failed\"),namespace:\"ckfinder\"});return}Tk(e,[n])})};window.CKFinder[t](n)}}function Tk(e,t){const n=e.commands.get(\"imageInsert\");if(!n.isEnabled){const t=e.plugins.get(\"Notification\");const n=e.locale.t;t.showWarning(n(\"Could not insert image at the current position.\"),{title:n(\"Inserting image failed\"),namespace:\"ckfinder\"});return}e.execute(\"imageInsert\",{source:t})}class Mk extends Dw{static get pluginName(){return\"CKFinderEditing\"}static get requires(){return[Ak,rv,yk]}init(){const e=this.editor;e.commands.add(\"ckfinder\",new Ck(e))}}class Ek extends xk{static get pluginName(){return\"PendingActions\"}init(){this.set(\"hasAny\",false);this._actions=new xr({idProperty:\"_id\"});this._actions.delegate(\"add\",\"remove\").to(this)}add(e){if(typeof e!==\"string\"){throw new rr[\"b\"](\"pendingactions-add-invalid-message: The message must be a string.\",this)}const t=Object.create(Kc);t.set(\"message\",e);this._actions.add(t);this.hasAny=true;return t}remove(e){this._actions.remove(e);this.hasAny=!!this._actions.length}get first(){return this._actions.get(0)}[Symbol.iterator](){return this._actions[Symbol.iterator]()}}class Pk{constructor(){const e=new window.FileReader;this._reader=e;this._data=undefined;this.set(\"loaded\",0);e.onprogress=e=>{this.loaded=e.loaded}}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;this.total=e.size;return new Promise((n,i)=>{t.onload=()=>{const e=t.result;this._data=e;n(e)};t.onerror=()=>{i(\"error\")};t.onabort=()=>{i(\"aborted\")};this._reader.readAsDataURL(e)})}abort(){this._reader.abort()}}yr(Pk,Kc);class Sk extends Dw{static get pluginName(){return\"FileRepository\"}static get requires(){return[Ek]}init(){this.loaders=new xr;this.loaders.on(\"add\",()=>this._updatePendingAction());this.loaders.on(\"remove\",()=>this._updatePendingAction());this._loadersMap=new Map;this._pendingAction=null;this.set(\"uploaded\",0);this.set(\"uploadTotal\",null);this.bind(\"uploadedPercent\").to(this,\"uploaded\",this,\"uploadTotal\",(e,t)=>t?e/t*100:0)}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter){console.warn(Object(rr[\"a\"])(\"filerepository-no-upload-adapter: Upload adapter is not defined.\"));return null}const t=new Ik(Promise.resolve(e),this.createUploadAdapter);this.loaders.add(t);this._loadersMap.set(e,t);if(e instanceof Promise){t.file.then(e=>{this._loadersMap.set(e,t)}).catch(()=>{})}t.on(\"change:uploaded\",()=>{let e=0;for(const t of this.loaders){e+=t.uploaded}this.uploaded=e});t.on(\"change:uploadTotal\",()=>{let e=0;for(const t of this.loaders){if(t.uploadTotal){e+=t.uploadTotal}}this.uploadTotal=e});return t}destroyLoader(e){const t=e instanceof Ik?e:this.getLoader(e);t._destroy();this.loaders.remove(t);this._loadersMap.forEach((e,n)=>{if(e===t){this._loadersMap.delete(n)}})}_updatePendingAction(){const e=this.editor.plugins.get(Ek);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t;const n=e=>`${t(\"Upload in progress\")} ${parseInt(e)}%.`;this._pendingAction=e.add(n(this.uploadedPercent));this._pendingAction.bind(\"message\").to(this,\"uploadedPercent\",n)}}else{e.remove(this._pendingAction);this._pendingAction=null}}}yr(Sk,Kc);class Ik{constructor(e,t){this.id=nr();this._filePromiseWrapper=this._createFilePromiseWrapper(e);this._adapter=t(this);this._reader=new Pk;this.set(\"status\",\"idle\");this.set(\"uploaded\",0);this.set(\"uploadTotal\",null);this.bind(\"uploadedPercent\").to(this,\"uploaded\",this,\"uploadTotal\",(e,t)=>t?e/t*100:0);this.set(\"uploadResponse\",null)}get file(){if(!this._filePromiseWrapper){return Promise.resolve(null)}else{return this._filePromiseWrapper.promise.then(e=>this._filePromiseWrapper?e:null)}}get data(){return this._reader.data}read(){if(this.status!=\"idle\"){throw new rr[\"b\"](\"filerepository-read-wrong-status: You cannot call read if the status is different than idle.\",this)}this.status=\"reading\";return this.file.then(e=>this._reader.read(e)).then(e=>{if(this.status!==\"reading\"){throw this.status}this.status=\"idle\";return e}).catch(e=>{if(e===\"aborted\"){this.status=\"aborted\";throw\"aborted\"}this.status=\"error\";throw this._reader.error?this._reader.error:e})}upload(){if(this.status!=\"idle\"){throw new rr[\"b\"](\"filerepository-upload-wrong-status: You cannot call upload if the status is different than idle.\",this)}this.status=\"uploading\";return this.file.then(()=>this._adapter.upload()).then(e=>{this.uploadResponse=e;this.status=\"idle\";return e}).catch(e=>{if(this.status===\"aborted\"){throw\"aborted\"}this.status=\"error\";throw e})}abort(){const e=this.status;this.status=\"aborted\";if(!this._filePromiseWrapper.isFulfilled){this._filePromiseWrapper.promise.catch(()=>{});this._filePromiseWrapper.rejecter(\"aborted\")}else if(e==\"reading\"){this._reader.abort()}else if(e==\"uploading\"&&this._adapter.abort){this._adapter.abort()}this._destroy()}_destroy(){this._filePromiseWrapper=undefined;this._reader=undefined;this._adapter=undefined;this.uploadResponse=undefined}_createFilePromiseWrapper(e){const t={};t.promise=new Promise((n,i)=>{t.rejecter=i;t.isFulfilled=false;e.then(e=>{t.isFulfilled=true;n(e)}).catch(e=>{t.isFulfilled=true;i(e)})});return t}}yr(Ik,Kc);const Ok=\"ckCsrfToken\";const Nk=40;const Lk=\"abcdefghijklmnopqrstuvwxyz0123456789\";function Rk(){let e=Dk(Ok);if(!e||e.length!=Nk){e=zk(Nk);jk(Ok,e)}return e}function Dk(e){e=e.toLowerCase();const t=document.cookie.split(\";\");for(const n of t){const t=n.split(\"=\");const i=decodeURIComponent(t[0].trim().toLowerCase());if(i===e){return decodeURIComponent(t[1])}}return null}function jk(e,t){document.cookie=encodeURIComponent(e)+\"=\"+encodeURIComponent(t)+\";path=/\"}function zk(e){let t=\"\";const n=new Uint8Array(e);window.crypto.getRandomValues(n);for(let e=0;e<n.length;e++){const i=Lk.charAt(n[e]%Lk.length);t+=Math.random()>.5?i.toUpperCase():i}return t}class Bk extends Dw{static get requires(){return[Sk]}static get pluginName(){return\"CKFinderUploadAdapter\"}init(){const e=this.editor.config.get(\"ckfinder.uploadUrl\");if(!e){return}this.editor.plugins.get(Sk).createUploadAdapter=t=>new Vk(t,e,this.editor.t)}}class Vk{constructor(e,t,n){this.loader=e;this.url=t;this.t=n}upload(){return this.loader.file.then(e=>new Promise((t,n)=>{this._initRequest();this._initListeners(t,n,e);this._sendRequest(e)}))}abort(){if(this.xhr){this.xhr.abort()}}_initRequest(){const e=this.xhr=new XMLHttpRequest;e.open(\"POST\",this.url,true);e.responseType=\"json\"}_initListeners(e,t,n){const i=this.xhr;const o=this.loader;const s=this.t;const r=s(\"Cannot upload file:\")+` ${n.name}.`;i.addEventListener(\"error\",()=>t(r));i.addEventListener(\"abort\",()=>t());i.addEventListener(\"load\",()=>{const n=i.response;if(!n||!n.uploaded){return t(n&&n.error&&n.error.message?n.error.message:r)}e({default:n.url})});if(i.upload){i.upload.addEventListener(\"progress\",e=>{if(e.lengthComputable){o.uploadTotal=e.total;o.uploaded=e.loaded}})}}_sendRequest(e){const t=new FormData;t.append(\"upload\",e);t.append(\"ckCsrfToken\",Rk());this.xhr.send(t)}}class Fk extends Dw{static get pluginName(){return\"CKFinder\"}static get requires(){return[Mk,T_,Bk]}}function*Hk(e,t){for(const n of t){if(n&&e.getAttributeProperties(n[0]).copyOnEnter){yield n}}}class Uk extends zw{execute(){const e=this.editor.model;const t=e.document;e.change(n=>{$k(e,n,t.selection);this.fire(\"afterExecute\",{writer:n})})}refresh(){const e=this.editor.model;const t=e.document;this.isEnabled=Wk(e.schema,t.selection)}}function Wk(e,t){if(t.rangeCount>1){return false}const n=t.anchor;if(!n||!e.checkChild(n,\"softBreak\")){return false}const i=t.getFirstRange();const o=i.start.parent;const s=i.end.parent;if((Yk(o,e)||Yk(s,e))&&o!==s){return false}return true}function $k(e,t,n){const i=n.isCollapsed;const o=n.getFirstRange();const s=o.start.parent;const r=o.end.parent;const a=s==r;if(i){const i=Hk(e.schema,n.getAttributes());qk(e,t,o.end);t.removeSelectionAttribute(n.getAttributeKeys());t.setSelectionAttribute(i)}else{const i=!(o.start.isAtStart&&o.end.isAtEnd);e.deleteContent(n,{leaveUnmerged:i});if(a){qk(e,t,n.focus)}else{if(i){t.setSelection(r,0)}}}}function qk(e,t,n){const i=t.createElement(\"softBreak\");e.insertContent(i,n);t.setSelection(i,\"after\")}function Yk(e,t){if(e.is(\"rootElement\")){return false}return t.isLimit(e)||Yk(e.parent,t)}class Gk extends Yd{constructor(e){super(e);const t=this.document;t.on(\"keydown\",(e,n)=>{if(this.isEnabled&&n.keyCode==Ll.enter){let i;t.once(\"enter\",e=>i=e,{priority:\"highest\"});t.fire(\"enter\",new Gu(t,n.domEvent,{isSoft:n.shiftKey}));if(i&&i.stop.called){e.stop()}}})}observe(){}}class Jk extends Dw{static get pluginName(){return\"ShiftEnter\"}init(){const e=this.editor;const t=e.model.schema;const n=e.conversion;const i=e.editing.view;const o=i.document;t.register(\"softBreak\",{allowWhere:\"$text\",isInline:true});n.for(\"upcast\").elementToElement({model:\"softBreak\",view:\"br\"});n.for(\"downcast\").elementToElement({model:\"softBreak\",view:(e,t)=>t.createEmptyElement(\"br\")});i.addObserver(Gk);e.commands.add(\"shiftEnter\",new Uk(e));this.listenTo(o,\"enter\",(t,n)=>{n.preventDefault();if(!n.isSoft){return}e.execute(\"shiftEnter\");i.scrollToTheSelection()},{priority:\"low\"})}}function Kk(e){const t=e.t;const n=e.config.get(\"codeBlock.languages\");for(const e of n){if(e.label===\"Plain text\"){e.label=t(\"Plain text\")}if(e.class===undefined){e.class=`language-${e.language}`}}return n}function Qk(e,t,n){const i={};for(const o of e){if(t===\"class\"){i[o[t].split(\" \").shift()]=o[n]}else{i[o[t]]=o[n]}}return i}function Xk(e){return e.data.match(/^(\\s*)/)[0]}function Zk(e,t){const n=e.createDocumentFragment();const i=t.split(\"\\n\").map(t=>e.createText(t));const o=i[i.length-1];for(const t of i){e.append(t,n);if(t!==o){e.appendElement(\"softBreak\",n)}}return n}function ey(e){const t=e.document.selection;const n=[];if(t.isCollapsed){n.push(t.anchor)}else{const i=t.getFirstRange().getWalker({ignoreElementEnd:true,direction:\"backward\"});for(const{item:t}of i){if(t.is(\"textProxy\")&&t.parent.is(\"codeBlock\")){const i=Xk(t.textNode);const{parent:o,startOffset:s}=t.textNode;const r=e.createPositionAt(o,s+i.length);n.push(r)}}}return n}function ty(e){const t=Vw(e.getSelectedBlocks());return t&&t.is(\"codeBlock\")}class ny extends zw{refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor;const n=t.model;const i=n.document.selection;const o=Kk(t);const s=o[0];const r=Array.from(i.getSelectedBlocks());const a=e.forceValue===undefined?!this.value:e.forceValue;const c=e.language||s.language;n.change(e=>{if(a){this._applyCodeBlock(e,r,c)}else{this._removeCodeBlock(e,r)}})}_getValue(){const e=this.editor.model.document.selection;const t=Vw(e.getSelectedBlocks());const n=!!(t&&t.is(\"codeBlock\"));return n?t.getAttribute(\"language\"):false}_checkEnabled(){if(this.value){return true}const e=this.editor.model.document.selection;const t=this.editor.model.schema;const n=Vw(e.getSelectedBlocks());if(!n){return false}return iy(t,n)}_applyCodeBlock(e,t,n){const i=this.editor.model.schema;const o=t.filter(e=>iy(i,e));for(const t of o){e.rename(t,\"codeBlock\");e.setAttribute(\"language\",n,t);i.removeDisallowedAttributes([t],e)}o.reverse().forEach((t,n)=>{const i=o[n+1];if(t.previousSibling===i){e.appendElement(\"softBreak\",i);e.merge(e.createPositionBefore(t))}})}_removeCodeBlock(e,t){const n=t.filter(e=>e.is(\"codeBlock\"));for(const t of n){const n=e.createRangeOn(t);for(const t of Array.from(n.getItems()).reverse()){if(t.is(\"softBreak\")&&t.parent.is(\"codeBlock\")){const{position:n}=e.split(e.createPositionBefore(t));e.rename(n.nodeAfter,\"paragraph\");e.removeAttribute(\"language\",n.nodeAfter);e.remove(t)}}e.rename(t,\"paragraph\");e.removeAttribute(\"language\",t)}}}function iy(e,t){if(t.is(\"rootElement\")||e.isLimit(t)){return false}return e.checkChild(t.parent,\"codeBlock\")}class oy extends zw{constructor(e){super(e);this._indentSequence=e.config.get(\"codeBlock.indentSequence\")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor;const t=e.model;t.change(e=>{const n=ey(t);for(const t of n){e.insertText(this._indentSequence,t)}})}_checkEnabled(){if(!this._indentSequence){return false}return ty(this.editor.model.document.selection)}}class sy extends zw{constructor(e){super(e);this._indentSequence=e.config.get(\"codeBlock.indentSequence\")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor;const t=e.model;t.change(e=>{const n=ey(t);for(const t of n){const n=ry(this.editor.model,t,this._indentSequence);if(n){e.remove(n)}}})}_checkEnabled(){if(!this._indentSequence){return false}const e=this.editor.model;if(!ty(e.document.selection)){return false}return ey(e).some(t=>ry(e,t,this._indentSequence))}}function ry(e,t,n){const i=ay(t);if(!i){return null}const o=Xk(i);const s=o.lastIndexOf(n);if(s+n.length!==o.length){return null}if(s===-1){return null}const{parent:r,startOffset:a}=i;return e.createRange(e.createPositionAt(r,a+s),e.createPositionAt(r,a+s+n.length))}function ay(e){let t=e.parent.getChild(e.index);if(!t||t.is(\"softBreak\")){t=e.nodeBefore}if(!t||t.is(\"softBreak\")){return null}return t}function cy(e,t,n=false){const i=Qk(t,\"language\",\"class\");const o=Qk(t,\"language\",\"label\");return(t,s,r)=>{const{writer:a,mapper:c,consumable:l}=r;if(!l.consume(s.item,\"insert\")){return}const d=s.item.getAttribute(\"language\");const u=c.toViewPosition(e.createPositionBefore(s.item));const h={};if(n){h[\"data-language\"]=o[d];h.spellcheck=\"false\"}const f=a.createContainerElement(\"pre\",h);const m=a.createContainerElement(\"code\",{class:i[d]||null});a.insert(a.createPositionAt(f,0),m);a.insert(u,f);c.bindElements(s.item,m)}}function ly(e){return(t,n,i)=>{if(n.item.parent.name!==\"codeBlock\"){return}const{writer:o,mapper:s,consumable:r}=i;if(!r.consume(n.item,\"insert\")){return}const a=s.toViewPosition(e.createPositionBefore(n.item));o.insert(a,o.createText(\"\\n\"))}}function dy(e,t){const n=Qk(t,\"class\",\"language\");const i=t[0].language;return(t,o,s)=>{const r=o.viewItem;const a=r.getChild(0);if(!a||!a.is(\"code\")){return}const{consumable:c,writer:l}=s;if(!c.test(r,{name:true})||!c.test(a,{name:true})){return}const d=l.createElement(\"codeBlock\");const u=[...a.getClassNames()];if(!u.length){u.push(\"\")}for(const e of u){const t=n[e];if(t){l.setAttribute(\"language\",t,d);break}}if(!d.hasAttribute(\"language\")){l.setAttribute(\"language\",i,d)}const h=e.processor.toData(a);const f=uy(h);const m=Zk(l,f);l.append(m,d);const g=s.splitToAllowedParent(d,o.modelCursor);if(!g){return}l.insert(d,g.position);c.consume(r,{name:true});c.consume(a,{name:true});const p=s.getSplitParts(d);o.modelRange=l.createRange(s.writer.createPositionBefore(d),s.writer.createPositionAfter(p[p.length-1]));if(g.cursorParent){o.modelCursor=l.createPositionAt(g.cursorParent,0)}else{o.modelCursor=o.modelRange.end}}}function uy(e){const t=new RegExp(/^<code[^>]*>([\\S\\s]*)<\\/code>$/).exec(e)[1];return t.replace(/&lt;/g,\"<\").replace(/&gt;/g,\">\")}const hy=\"paragraph\";class fy extends Dw{static get pluginName(){return\"CodeBlockEditing\"}static get requires(){return[Jk]}constructor(e){super(e);e.config.define(\"codeBlock\",{languages:[{language:\"plaintext\",label:\"Plain 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i=this.editor.commands.get(e);if(i.isEnabled){this.editor.execute(e);n()}};e.keystrokes.set(\"Tab\",o(\"indentCodeBlock\"));e.keystrokes.set(\"Shift+Tab\",o(\"outdentCodeBlock\"));t.register(\"codeBlock\",{allowWhere:\"$block\",isBlock:true,allowAttributes:[\"language\"]});t.extend(\"$text\",{allowIn:\"codeBlock\"});t.addAttributeCheck(e=>{if(e.endsWith(\"codeBlock $text\")){return false}});e.editing.downcastDispatcher.on(\"insert:codeBlock\",cy(n,i,true));e.data.downcastDispatcher.on(\"insert:codeBlock\",cy(n,i));e.data.downcastDispatcher.on(\"insert:softBreak\",ly(n),{priority:\"high\"});e.data.upcastDispatcher.on(\"element:pre\",dy(e.data,i));this.listenTo(e.editing.view.document,\"clipboardInput\",(e,t)=>{const i=n.document.selection;if(!i.anchor.parent.is(\"codeBlock\")){return}const o=t.dataTransfer.getData(\"text/plain\");n.change(t=>{n.insertContent(Zk(t,o),i);e.stop()})});this.listenTo(n,\"getSelectedContent\",(e,[i])=>{const o=i.anchor;if(i.isCollapsed||!o.parent.is(\"codeBlock\")||!o.hasSameParentAs(i.focus)){return}n.change(n=>{const s=e.return;if(s.childCount>1||i.containsEntireContent(o.parent)){const t=n.createElement(\"codeBlock\",o.parent.getAttributes());n.append(s,t);const i=n.createDocumentFragment();n.append(t,i);e.return=i}else{const e=s.getChild(0);if(t.checkAttribute(e,\"code\")){n.setAttribute(\"code\",true,e)}}})})}afterInit(){const e=this.editor;const t=e.commands;const n=t.get(\"indent\");const i=t.get(\"outdent\");if(n){n.registerChildCommand(t.get(\"indentCodeBlock\"))}if(i){i.registerChildCommand(t.get(\"outdentCodeBlock\"))}this.listenTo(e.editing.view.document,\"enter\",(t,n)=>{const i=e.model.document.selection.getLastPosition().parent;if(!i.is(\"codeBlock\")){return}gy(e,n.isSoft)||py(e,n.isSoft)||my(e);n.preventDefault();t.stop()})}}function my(e){const t=e.model;const n=t.document;const i=n.selection.getLastPosition();const o=i.nodeBefore||i.textNode;let s;if(o&&o.is(\"text\")){s=Xk(o)}e.model.change(t=>{e.execute(\"shiftEnter\");if(s){t.insertText(s,n.selection.anchor)}})}function gy(e,t){const n=e.model;const i=n.document;const o=e.editing.view;const s=i.selection.getLastPosition();const r=s.nodeAfter;if(t||!i.selection.isCollapsed||!s.isAtStart){return false}if(!r||!r.is(\"softBreak\")){return false}e.model.change(t=>{e.execute(\"enter\");const n=i.selection.anchor.parent.previousSibling;t.rename(n,hy);t.setSelection(n,\"in\");e.model.schema.removeDisallowedAttributes([n],t);t.remove(r)});o.scrollToTheSelection();return true}function py(e,t){const n=e.model;const i=n.document;const o=e.editing.view;const s=i.selection.getLastPosition();const r=s.nodeBefore;let a;if(t||!i.selection.isCollapsed||!s.isAtEnd||!r){return false}if(r.is(\"softBreak\")){a=n.createRangeOn(r)}else if(r.is(\"text\")&&!r.data.match(/\\S/)&&r.previousSibling&&r.previousSibling.is(\"softBreak\")){a=n.createRange(n.createPositionBefore(r.previousSibling),n.createPositionAfter(r))}else{return false}e.model.change(t=>{t.remove(a);e.execute(\"enter\");const n=i.selection.anchor.parent;t.rename(n,hy);e.model.schema.removeDisallowedAttributes([n],t)});o.scrollToTheSelection();return true}class by{constructor(e,t){if(t){$c(this,t)}if(e){this.set(e)}}}yr(by,Kc);var wy=n(44);class _y extends wb{constructor(e){super(e);const t=this.bindTemplate;this.set(\"icon\");this.set(\"isEnabled\",true);this.set(\"isOn\",false);this.set(\"isToggleable\",false);this.set(\"isVisible\",true);this.set(\"keystroke\");this.set(\"label\");this.set(\"tabindex\",-1);this.set(\"tooltip\");this.set(\"tooltipPosition\",\"s\");this.set(\"type\",\"button\");this.set(\"withText\",false);this.children=this.createCollection();this.actionView=this._createActionView();this.arrowView=this._createArrowView();this.keystrokes=new mp;this.focusTracker=new Mp;this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-splitbutton\",t.if(\"isVisible\",\"ck-hidden\",e=>!e),this.arrowView.bindTemplate.if(\"isOn\",\"ck-splitbutton_open\")]},children:this.children})}render(){super.render();this.children.add(this.actionView);this.children.add(this.arrowView);this.focusTracker.add(this.actionView.element);this.focusTracker.add(this.arrowView.element);this.keystrokes.listenTo(this.element);this.keystrokes.set(\"arrowright\",(e,t)=>{if(this.focusTracker.focusedElement===this.actionView.element){this.arrowView.focus();t()}});this.keystrokes.set(\"arrowleft\",(e,t)=>{if(this.focusTracker.focusedElement===this.arrowView.element){this.actionView.focus();t()}})}focus(){this.actionView.focus()}_createActionView(){const e=new sw;e.bind(\"icon\",\"isEnabled\",\"isOn\",\"isToggleable\",\"keystroke\",\"label\",\"tabindex\",\"tooltip\",\"tooltipPosition\",\"type\",\"withText\").to(this);e.extendTemplate({attributes:{class:\"ck-splitbutton__action\"}});e.delegate(\"execute\").to(this);return e}_createArrowView(){const e=new sw;const t=e.bindTemplate;e.icon=rw;e.extendTemplate({attributes:{class:\"ck-splitbutton__arrow\",\"aria-haspopup\":true,\"aria-expanded\":t.to(\"isOn\",e=>String(e))}});e.bind(\"isEnabled\").to(this);e.delegate(\"execute\").to(this,\"open\");return e}}var vy='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M12.87 12.61a.75.75 0 0 1-.089.976l-.085.07-3.154 2.254 3.412 2.414a.75.75 0 0 1 .237.95l-.057.095a.75.75 0 0 1-.95.237l-.096-.058-4.272-3.022-.003-1.223 4.01-2.867a.75.75 0 0 1 1.047.174zm2.795-.231l.095.057 4.011 2.867-.003 1.223-4.272 3.022-.095.058a.75.75 0 0 1-.88-.151l-.07-.086-.058-.095a.75.75 0 0 1 .15-.88l.087-.07 3.412-2.414-3.154-2.253-.085-.071a.75.75 0 0 1 .862-1.207zM16 0a2 2 0 0 1 2 2v9.354l-.663-.492-.837-.001V2a.5.5 0 0 0-.5-.5H2a.5.5 0 0 0-.5.5v15a.5.5 0 0 0 .5.5h3.118L7.156 19H2a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h14zM5.009 15l.003 1H3v-1h2.009zm2.188-2l-1.471 1H5v-1h2.197zM10 11v.095L8.668 12H7v-1h3zm4-2v1H7V9h7zm0-2v1H7V7h7zm-4-2v1H5V5h5zM6 3v1H3V3h3z\"/></svg>';var ky=n(46);class yy extends Dw{init(){const e=this.editor;const t=e.t;const n=e.ui.componentFactory;const i=Kk(e);const o=i[0];n.add(\"codeBlock\",n=>{const s=e.commands.get(\"codeBlock\");const r=bw(n,_y);const a=r.buttonView;a.set({label:t(\"Insert code block\"),tooltip:true,icon:vy,isToggleable:true});a.bind(\"isOn\").to(s,\"value\",e=>!!e);a.on(\"execute\",()=>{e.execute(\"codeBlock\",{language:o.language});e.editing.view.focus()});r.on(\"execute\",t=>{e.execute(\"codeBlock\",{language:t.source._codeBlockLanguage,forceValue:true});e.editing.view.focus()});r.class=\"ck-code-block-dropdown\";r.bind(\"isEnabled\").to(s);_w(r,this._getLanguageListItemDefinitions(i));return r})}_getLanguageListItemDefinitions(e){const t=this.editor;const n=t.commands.get(\"codeBlock\");const i=new xr;for(const t of e){const e={type:\"button\",model:new by({_codeBlockLanguage:t.language,label:t.label,withText:true})};e.model.bind(\"isOn\").to(n,\"value\",t=>t===e.model._codeBlockLanguage);i.add(e)}return i}}class xy extends Dw{static get requires(){return[fy,yy]}static get pluginName(){return\"CodeBlock\"}}class Ay{constructor(e){this.files=Cy(e);this._native=e}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}}function Cy(e){const t=e.files?Array.from(e.files):[];const n=e.items?Array.from(e.items):[];if(t.length){return t}return n.filter(e=>e.kind===\"file\").map(e=>e.getAsFile())}class Ty extends Ju{constructor(e){super(e);const t=this.document;this.domEventType=[\"paste\",\"copy\",\"cut\",\"drop\",\"dragover\"];this.listenTo(t,\"paste\",n,{priority:\"low\"});this.listenTo(t,\"drop\",n,{priority:\"low\"});function n(e,n){n.preventDefault();const i=n.dropRange?[n.dropRange]:Array.from(t.selection.getRanges());const o=new er(t,\"clipboardInput\");t.fire(o,{dataTransfer:n.dataTransfer,targetRanges:i});if(o.stop.called){n.stopPropagation()}}}onDomEvent(e){const t={dataTransfer:new Ay(e.clipboardData?e.clipboardData:e.dataTransfer)};if(e.type==\"drop\"){t.dropRange=My(this.view,e)}this.fire(e.type,e,t)}}function My(e,t){const n=t.target.ownerDocument;const i=t.clientX;const o=t.clientY;let s;if(n.caretRangeFromPoint&&n.caretRangeFromPoint(i,o)){s=n.caretRangeFromPoint(i,o)}else if(t.rangeParent){s=n.createRange();s.setStart(t.rangeParent,t.rangeOffset);s.collapse(true)}if(s){return e.domConverter.domRangeToView(s)}else{return e.document.selection.getFirstRange()}}function Ey(e){e=e.replace(/</g,\"&lt;\").replace(/>/g,\"&gt;\").replace(/\\n/g,\"</p><p>\").replace(/^\\s/,\"&nbsp;\").replace(/\\s$/,\"&nbsp;\").replace(/\\s\\s/g,\" &nbsp;\");if(e.indexOf(\"</p><p>\")>-1){e=`<p>${e}</p>`}return e}function Py(e){return e.replace(/<span(?: class=\"Apple-converted-space\"|)>(\\s+)<\\/span>/g,(e,t)=>{if(t.length==1){return\" \"}return t})}const Sy=[\"figcaption\",\"li\"];function Iy(e){let t=\"\";if(e.is(\"text\")||e.is(\"textProxy\")){t=e.data}else if(e.is(\"img\")&&e.hasAttribute(\"alt\")){t=e.getAttribute(\"alt\")}else{let n=null;for(const i of e.getChildren()){const e=Iy(i);if(n&&(n.is(\"containerElement\")||i.is(\"containerElement\"))){if(Sy.includes(n.name)||Sy.includes(i.name)){t+=\"\\n\"}else{t+=\"\\n\\n\"}}t+=e;n=i}}return t}class Oy extends Dw{static get pluginName(){return\"Clipboard\"}init(){const e=this.editor;const t=e.model.document;const n=e.editing.view;const i=n.document;this._htmlDataProcessor=new Ap(i);n.addObserver(Ty);this.listenTo(i,\"clipboardInput\",t=>{if(e.isReadOnly){t.stop()}},{priority:\"highest\"});this.listenTo(i,\"clipboardInput\",(e,t)=>{const i=t.dataTransfer;let o=\"\";if(i.getData(\"text/html\")){o=Py(i.getData(\"text/html\"))}else if(i.getData(\"text/plain\")){o=Ey(i.getData(\"text/plain\"))}o=this._htmlDataProcessor.toView(o);const s=new er(this,\"inputTransformation\");this.fire(s,{content:o,dataTransfer:i});if(s.stop.called){e.stop()}n.scrollToTheSelection()},{priority:\"low\"});this.listenTo(this,\"inputTransformation\",(e,t)=>{if(!t.content.isEmpty){const n=this.editor.data;const i=this.editor.model;const o=n.toModel(t.content,\"$clipboardHolder\");if(o.childCount==0){return}i.insertContent(o);e.stop()}},{priority:\"low\"});function o(n,o){const s=o.dataTransfer;o.preventDefault();const r=e.data.toView(e.model.getSelectedContent(t.selection));i.fire(\"clipboardOutput\",{dataTransfer:s,content:r,method:n.name})}this.listenTo(i,\"copy\",o,{priority:\"low\"});this.listenTo(i,\"cut\",(t,n)=>{if(e.isReadOnly){n.preventDefault()}else{o(t,n)}},{priority:\"low\"});this.listenTo(i,\"clipboardOutput\",(n,i)=>{if(!i.content.isEmpty){i.dataTransfer.setData(\"text/html\",this._htmlDataProcessor.toData(i.content));i.dataTransfer.setData(\"text/plain\",Iy(i.content))}if(i.method==\"cut\"){e.model.deleteContent(t.selection)}},{priority:\"low\"})}}class Ny extends zw{execute(){const e=this.editor.model;const t=e.document;e.change(n=>{Ly(this.editor.model,n,t.selection,e.schema);this.fire(\"afterExecute\",{writer:n})})}}function Ly(e,t,n,i){const o=n.isCollapsed;const s=n.getFirstRange();const r=s.start.parent;const a=s.end.parent;if(i.isLimit(r)||i.isLimit(a)){if(!o&&r==a){e.deleteContent(n)}return}if(o){const e=Hk(t.model.schema,n.getAttributes());Ry(t,s.start);t.setSelectionAttribute(e)}else{const i=!(s.start.isAtStart&&s.end.isAtEnd);const o=r==a;e.deleteContent(n,{leaveUnmerged:i});if(i){if(o){Ry(t,n.focus)}else{t.setSelection(a,0)}}}}function Ry(e,t){e.split(t);e.setSelection(t.parent.nextSibling,0)}class Dy extends Dw{static get pluginName(){return\"Enter\"}init(){const e=this.editor;const t=e.editing.view;const n=t.document;t.addObserver(Gk);e.commands.add(\"enter\",new Ny(e));this.listenTo(n,\"enter\",(n,i)=>{i.preventDefault();if(i.isSoft){return}e.execute(\"enter\");t.scrollToTheSelection()},{priority:\"low\"})}}class jy extends zw{execute(){const e=this.editor.model;const t=e.schema.getLimitElement(e.document.selection);e.change(e=>{e.setSelection(t,\"in\")})}}const zy=Dl(\"Ctrl+A\");class By extends Dw{static get pluginName(){return\"SelectAllEditing\"}init(){const e=this.editor;const t=e.editing.view;const n=t.document;e.commands.add(\"selectAll\",new jy(e));this.listenTo(n,\"keydown\",(t,n)=>{if(Rl(n)===zy){e.execute(\"selectAll\");n.preventDefault()}})}}var Vy='<svg width=\"20\" height=\"20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M.75 15.5a.75.75 0 0 1 .75.75V18l.008.09A.5.5 0 0 0 2 18.5h1.75a.75.75 0 1 1 0 1.5H1.5l-.144-.007a1.5 1.5 0 0 1-1.35-1.349L0 18.5v-2.25a.75.75 0 0 1 .75-.75zm18.5 0a.75.75 0 0 1 .75.75v2.25l-.007.144a1.5 1.5 0 0 1-1.349 1.35L18.5 20h-2.25a.75.75 0 1 1 0-1.5H18a.5.5 0 0 0 .492-.41L18.5 18v-1.75a.75.75 0 0 1 .75-.75zm-10.45 3c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm.45-5.5a.75.75 0 1 1 0 1.5h-8.5a.75.75 0 1 1 0-1.5h8.5zM1.3 11c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 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e=this.editor;e.ui.componentFactory.add(\"selectAll\",t=>{const n=e.commands.get(\"selectAll\");const i=new sw(t);const o=t.t;i.set({label:o(\"Select all\"),icon:Vy,keystroke:\"Ctrl+A\",tooltip:true});i.bind(\"isOn\",\"isEnabled\").to(n,\"value\",\"isEnabled\");this.listenTo(i,\"execute\",()=>{e.execute(\"selectAll\");e.editing.view.focus()});return i})}}class Hy extends Dw{static get requires(){return[By,Fy]}static get pluginName(){return\"SelectAll\"}}class Uy{constructor(e,t=20){this.model=e;this.size=0;this.limit=t;this.isLocked=false;this._changeCallback=(e,t)=>{if(t.type!=\"transparent\"&&t!==this._batch){this._reset(true)}};this._selectionChangeCallback=()=>{this._reset()};this.model.document.on(\"change\",this._changeCallback);this.model.document.selection.on(\"change:range\",this._selectionChangeCallback);this.model.document.selection.on(\"change:attribute\",this._selectionChangeCallback)}get batch(){if(!this._batch){this._batch=this.model.createBatch()}return this._batch}input(e){this.size+=e;if(this.size>=this.limit){this._reset(true)}}lock(){this.isLocked=true}unlock(){this.isLocked=false}destroy(){this.model.document.off(\"change\",this._changeCallback);this.model.document.selection.off(\"change:range\",this._selectionChangeCallback);this.model.document.selection.off(\"change:attribute\",this._selectionChangeCallback)}_reset(e){if(!this.isLocked||e){this._batch=null;this.size=0}}}class Wy extends zw{constructor(e,t){super(e);this._buffer=new Uy(e.model,t);this._batches=new WeakSet}get buffer(){return this._buffer}destroy(){super.destroy();this._buffer.destroy()}execute(e={}){const t=this.editor.model;const n=t.document;const i=e.text||\"\";const o=i.length;const s=e.range?t.createSelection(e.range):n.selection;const r=e.resultRange;t.enqueueChange(this._buffer.batch,e=>{this._buffer.lock();t.deleteContent(s);if(i){t.insertContent(e.createText(i,n.selection.getAttributes()),s)}if(r){e.setSelection(r)}else if(!s.is(\"documentSelection\")){e.setSelection(s)}this._buffer.unlock();this._buffer.input(o);this._batches.add(this._buffer.batch)})}}function $y(e){let t=null;const n=e.model;const i=e.editing.view;const o=e.commands.get(\"input\");if(Tl.isAndroid){i.document.on(\"beforeinput\",(e,t)=>s(t),{priority:\"lowest\"})}else{i.document.on(\"keydown\",(e,t)=>s(t),{priority:\"lowest\"})}i.document.on(\"compositionstart\",r,{priority:\"lowest\"});i.document.on(\"compositionend\",()=>{t=n.createSelection(n.document.selection)},{priority:\"lowest\"});function s(e){const s=n.document;const r=i.document.isComposing;const c=t&&t.isEqual(s.selection);t=null;if(!o.isEnabled){return}if(Yy(e)||s.selection.isCollapsed){return}if(r&&e.keyCode===229){return}if(!r&&e.keyCode===229&&c){return}a()}function r(){const e=n.document;const t=e.selection.rangeCount===1?e.selection.getFirstRange().isFlat:true;if(e.selection.isCollapsed||t){return}a()}function a(){const e=o.buffer;e.lock();n.enqueueChange(e.batch,()=>{n.deleteContent(n.document.selection)});e.unlock()}}const qy=[Rl(\"arrowUp\"),Rl(\"arrowRight\"),Rl(\"arrowDown\"),Rl(\"arrowLeft\"),9,16,17,18,19,20,27,33,34,35,36,45,91,93,144,145,173,174,175,176,177,178,179,255];for(let e=112;e<=135;e++){qy.push(e)}function Yy(e){if(e.ctrlKey){return true}return qy.includes(e.keyCode)}function Gy(e,t){const n=[];let i=0;let o;e.forEach(e=>{if(e==\"equal\"){s();i++}else if(e==\"insert\"){if(r(\"insert\")){o.values.push(t[i])}else{s();o={type:\"insert\",index:i,values:[t[i]]}}i++}else{if(r(\"delete\")){o.howMany++}else{s();o={type:\"delete\",index:i,howMany:1}}}});s();return n;function s(){if(o){n.push(o);o=null}}function r(e){return o&&o.type==e}}function Jy(e){if(e.length==0){return false}for(const t of e){if(t.type===\"children\"&&!Ky(t)){return true}}return false}function Ky(e){if(e.newChildren.length-e.oldChildren.length!=1){return}const t=vd(e.oldChildren,e.newChildren,Qy);const n=Gy(t,e.newChildren);if(n.length>1){return}const i=n[0];if(!(!!i.values[0]&&i.values[0].is(\"text\"))){return}return i}function Qy(e,t){if(!!e&&e.is(\"text\")&&!!t&&t.is(\"text\")){return e.data===t.data}else{return e===t}}function Xy(e){e.editing.view.document.on(\"mutations\",(t,n,i)=>{new Zy(e).handle(n,i)})}class Zy{constructor(e){this.editor=e;this.editing=this.editor.editing}handle(e,t){if(Jy(e)){this._handleContainerChildrenMutations(e,t)}else{for(const n of e){this._handleTextMutation(n,t);this._handleTextNodeInsertion(n)}}}_handleContainerChildrenMutations(e,t){const n=ex(e);if(!n){return}const i=this.editor.editing.view.domConverter;const o=i.mapViewToDom(n);const s=new jd(this.editor.editing.view.document);const r=this.editor.data.toModel(s.domToView(o)).getChild(0);const a=this.editor.editing.mapper.toModelElement(n);if(!a){return}const c=Array.from(r.getChildren());const l=Array.from(a.getChildren());const d=c[c.length-1];const u=l[l.length-1];if(d&&d.is(\"softBreak\")&&u&&!u.is(\"softBreak\")){c.pop()}const h=this.editor.model.schema;if(!tx(c,h)||!tx(l,h)){return}const f=c.map(e=>e.is(\"text\")?e.data:\"@\").join(\"\").replace(/\\u00A0/g,\" \");const m=l.map(e=>e.is(\"text\")?e.data:\"@\").join(\"\").replace(/\\u00A0/g,\" \");if(m===f){return}const g=vd(m,f);const{firstChangeAt:p,insertions:b,deletions:w}=nx(g);let _=null;if(t){_=this.editing.mapper.toModelRange(t.getFirstRange())}const v=f.substr(p,b);const k=this.editor.model.createRange(this.editor.model.createPositionAt(a,p),this.editor.model.createPositionAt(a,p+w));this.editor.execute(\"input\",{text:v,range:k,resultRange:_})}_handleTextMutation(e,t){if(e.type!=\"text\"){return}const n=e.newText.replace(/\\u00A0/g,\" \");const i=e.oldText.replace(/\\u00A0/g,\" \");if(i===n){return}const o=vd(i,n);const{firstChangeAt:s,insertions:r,deletions:a}=nx(o);let c=null;if(t){c=this.editing.mapper.toModelRange(t.getFirstRange())}const l=this.editing.view.createPositionAt(e.node,s);const d=this.editing.mapper.toModelPosition(l);const u=this.editor.model.createRange(d,d.getShiftedBy(a));const h=n.substr(s,r);this.editor.execute(\"input\",{text:h,range:u,resultRange:c})}_handleTextNodeInsertion(e){if(e.type!=\"children\"){return}const t=Ky(e);const n=this.editing.view.createPositionAt(e.node,t.index);const i=this.editing.mapper.toModelPosition(n);const o=t.values[0].data;this.editor.execute(\"input\",{text:o.replace(/\\u00A0/g,\" \"),range:this.editor.model.createRange(i)})}}function ex(e){const t=e.map(e=>e.node).reduce((e,t)=>e.getCommonAncestor(t,{includeSelf:true}));if(!t){return}return t.getAncestors({includeSelf:true,parentFirst:true}).find(e=>e.is(\"containerElement\")||e.is(\"rootElement\"))}function tx(e,t){return e.every(e=>t.isInline(e))}function nx(e){let t=null;let n=null;for(let i=0;i<e.length;i++){const o=e[i];if(o!=\"equal\"){t=t===null?i:t;n=i}}let i=0;let o=0;for(let s=t;s<=n;s++){if(e[s]!=\"insert\"){i++}if(e[s]!=\"delete\"){o++}}return{insertions:o,deletions:i,firstChangeAt:t}}class ix extends Dw{static get pluginName(){return\"Input\"}init(){const e=this.editor;const t=new Wy(e,e.config.get(\"typing.undoStep\")||20);e.commands.add(\"input\",t);$y(e);Xy(e)}isInput(e){const t=this.editor.commands.get(\"input\");return t._batches.has(e)}}class ox extends zw{constructor(e,t){super(e);this.direction=t;this._buffer=new Uy(e.model,e.config.get(\"typing.undoStep\"))}get buffer(){return this._buffer}execute(e={}){const t=this.editor.model;const n=t.document;t.enqueueChange(this._buffer.batch,i=>{this._buffer.lock();const o=i.createSelection(e.selection||n.selection);const s=o.isCollapsed;if(o.isCollapsed){t.modifySelection(o,{direction:this.direction,unit:e.unit})}if(this._shouldEntireContentBeReplacedWithParagraph(e.sequence||1)){this._replaceEntireContentWithParagraph(i);return}if(o.isCollapsed){return}let r=0;o.getFirstRange().getMinimalFlatRanges().forEach(e=>{r+=ml(e.getWalker({singleCharacters:true,ignoreElementEnd:true,shallow:true}))});t.deleteContent(o,{doNotResetEntireContent:s,direction:this.direction});this._buffer.input(r);i.setSelection(o);this._buffer.unlock()})}_shouldEntireContentBeReplacedWithParagraph(e){if(e>1){return false}const t=this.editor.model;const n=t.document;const i=n.selection;const o=t.schema.getLimitElement(i);const s=i.isCollapsed&&i.containsEntireContent(o);if(!s){return false}if(!t.schema.checkChild(o,\"paragraph\")){return false}const r=o.getChild(0);if(r&&r.name===\"paragraph\"){return false}return true}_replaceEntireContentWithParagraph(e){const t=this.editor.model;const n=t.document;const i=n.selection;const o=t.schema.getLimitElement(i);const s=e.createElement(\"paragraph\");e.remove(e.createRangeIn(o));e.insert(s,o);e.setSelection(s,0)}}class sx extends Yd{constructor(e){super(e);const t=e.document;let n=0;t.on(\"keyup\",(e,t)=>{if(t.keyCode==Ll.delete||t.keyCode==Ll.backspace){n=0}});t.on(\"keydown\",(e,t)=>{const o={};if(t.keyCode==Ll.delete){o.direction=\"forward\";o.unit=\"character\"}else if(t.keyCode==Ll.backspace){o.direction=\"backward\";o.unit=\"codePoint\"}else{return}const s=Tl.isMac?t.altKey:t.ctrlKey;o.unit=s?\"word\":o.unit;o.sequence=++n;i(e,t.domEvent,o)});if(Tl.isAndroid){t.on(\"beforeinput\",(t,n)=>{if(n.domEvent.inputType!=\"deleteContentBackward\"){return}const o={unit:\"codepoint\",direction:\"backward\",sequence:1};const s=n.domTarget.ownerDocument.defaultView.getSelection();if(s.anchorNode==s.focusNode&&s.anchorOffset+1!=s.focusOffset){o.selectionToRemove=e.domConverter.domSelectionToView(s)}i(t,n.domEvent,o)})}function i(e,n,i){let o;t.once(\"delete\",e=>o=e,{priority:Number.POSITIVE_INFINITY});t.fire(\"delete\",new Gu(t,n,i));if(o&&o.stop.called){e.stop()}}}observe(){}}class rx extends Dw{static get pluginName(){return\"Delete\"}init(){const e=this.editor;const t=e.editing.view;const n=t.document;t.addObserver(sx);e.commands.add(\"forwardDelete\",new ox(e,\"forward\"));e.commands.add(\"delete\",new ox(e,\"backward\"));this.listenTo(n,\"delete\",(n,i)=>{const o={unit:i.unit,sequence:i.sequence};if(i.selectionToRemove){const t=e.model.createSelection();const n=[];for(const t of i.selectionToRemove.getRanges()){n.push(e.editing.mapper.toModelRange(t))}t.setTo(n);o.selection=t}e.execute(i.direction==\"forward\"?\"forwardDelete\":\"delete\",o);i.preventDefault();t.scrollToTheSelection()});if(Tl.isAndroid){let e=null;this.listenTo(n,\"delete\",(t,n)=>{const i=n.domTarget.ownerDocument.defaultView.getSelection();e={anchorNode:i.anchorNode,anchorOffset:i.anchorOffset,focusNode:i.focusNode,focusOffset:i.focusOffset}},{priority:\"lowest\"});this.listenTo(n,\"keyup\",(t,n)=>{if(e){const t=n.domTarget.ownerDocument.defaultView.getSelection();t.collapse(e.anchorNode,e.anchorOffset);t.extend(e.focusNode,e.focusOffset);e=null}})}}}class ax extends Dw{static get requires(){return[ix,rx]}static get pluginName(){return\"Typing\"}}const cx=new Map;function lx(e,t,n){let i=cx.get(e);if(!i){i=new Map;cx.set(e,i)}i.set(t,n)}function dx(e,t){const n=cx.get(e);if(n&&n.has(t)){return n.get(t)}return ux}function ux(e){return[e]}function hx(e,t,n={}){const i=dx(e.constructor,t.constructor);try{e=e.clone();return i(e,t,n)}catch(e){throw e}}function fx(e,t,n){e=e.slice();t=t.slice();const i=new mx(n.document,n.useRelations,n.forceWeakRemove);i.setOriginalOperations(e);i.setOriginalOperations(t);const o=i.originalOperations;if(e.length==0||t.length==0){return{operationsA:e,operationsB:t,originalOperations:o}}const s=new WeakMap;for(const t of e){s.set(t,0)}const r={nextBaseVersionA:e[e.length-1].baseVersion+1,nextBaseVersionB:t[t.length-1].baseVersion+1,originalOperationsACount:e.length,originalOperationsBCount:t.length};let a=0;while(a<e.length){const n=e[a];const o=s.get(n);if(o==t.length){a++;continue}const r=t[o];const c=hx(n,r,i.getContext(n,r,true));const l=hx(r,n,i.getContext(r,n,false));i.updateRelation(n,r);i.setOriginalOperations(c,n);i.setOriginalOperations(l,r);for(const e of c){s.set(e,o+l.length)}e.splice(a,1,...c);t.splice(o,1,...l)}if(n.padWithNoOps){const n=e.length-r.originalOperationsACount;const i=t.length-r.originalOperationsBCount;px(e,i-n);px(t,n-i)}gx(e,r.nextBaseVersionB);gx(t,r.nextBaseVersionA);return{operationsA:e,operationsB:t,originalOperations:o}}class mx{constructor(e,t,n=false){this.originalOperations=new Map;this._history=e.history;this._useRelations=t;this._forceWeakRemove=!!n;this._relations=new Map}setOriginalOperations(e,t=null){const n=t?this.originalOperations.get(t):null;for(const t of e){this.originalOperations.set(t,n||t)}}updateRelation(e,t){switch(e.constructor){case ig:{switch(t.constructor){case cg:{if(e.targetPosition.isEqual(t.sourcePosition)||t.movedRange.containsPosition(e.targetPosition)){this._setRelation(e,t,\"insertAtSource\")}else if(e.targetPosition.isEqual(t.deletionPosition)){this._setRelation(e,t,\"insertBetween\")}else if(e.targetPosition.isAfter(t.sourcePosition)){this._setRelation(e,t,\"moveTargetAfter\")}break}case ig:{if(e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)){this._setRelation(e,t,\"insertBefore\")}else{this._setRelation(e,t,\"insertAfter\")}break}}break}case lg:{switch(t.constructor){case cg:{if(e.splitPosition.isBefore(t.sourcePosition)){this._setRelation(e,t,\"splitBefore\")}break}case ig:{if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition)){this._setRelation(e,t,\"splitBefore\")}break}}break}case cg:{switch(t.constructor){case cg:{if(!e.targetPosition.isEqual(t.sourcePosition)){this._setRelation(e,t,\"mergeTargetNotMoved\")}if(e.sourcePosition.isEqual(t.targetPosition)){this._setRelation(e,t,\"mergeSourceNotMoved\")}if(e.sourcePosition.isEqual(t.sourcePosition)){this._setRelation(e,t,\"mergeSameElement\")}break}case lg:{if(e.sourcePosition.isEqual(t.splitPosition)){this._setRelation(e,t,\"splitAtSource\")}}}break}case sg:{const n=e.newRange;if(!n){return}switch(t.constructor){case ig:{const i=Jh._createFromPositionAndShift(t.sourcePosition,t.howMany);const o=i.containsPosition(n.start)||i.start.isEqual(n.start);const s=i.containsPosition(n.end)||i.end.isEqual(n.end);if((o||s)&&!i.containsRange(n)){this._setRelation(e,t,{side:o?\"left\":\"right\",path:o?n.start.path.slice():n.end.path.slice()})}break}case cg:{const i=n.start.isEqual(t.targetPosition);const o=n.start.isEqual(t.deletionPosition);const s=n.end.isEqual(t.deletionPosition);const r=n.end.isEqual(t.sourcePosition);if(i||o||s||r){this._setRelation(e,t,{wasInLeftElement:i,wasStartBeforeMergedElement:o,wasEndBeforeMergedElement:s,wasInRightElement:r})}break}}break}}}getContext(e,t,n){return{aIsStrong:n,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const n=this.originalOperations.get(t);const i=this._history.getUndoneOperation(n);if(!i){return null}const o=this.originalOperations.get(e);const s=this._relations.get(o);if(s){return s.get(i)||null}return null}_setRelation(e,t,n){const i=this.originalOperations.get(e);const o=this.originalOperations.get(t);let s=this._relations.get(i);if(!s){s=new Map;this._relations.set(i,s)}s.set(o,n)}}function gx(e,t){for(const n of e){n.baseVersion=t++}}function px(e,t){for(let n=0;n<t;n++){e.push(new Og(0))}}lx(tg,tg,(e,t,n)=>{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const i=e.range.getDifference(t.range).map(t=>new tg(t,e.key,e.oldValue,e.newValue,0));const o=e.range.getIntersection(t.range);if(o){if(n.aIsStrong){i.push(new tg(o,t.key,t.newValue,e.newValue,0))}}if(i.length==0){return[new Og(0)]}return i}else{return[e]}});lx(tg,og,(e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const n=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes);const i=n.map(t=>new tg(t,e.key,e.oldValue,e.newValue,e.baseVersion));if(t.shouldReceiveAttributes){const n=bx(t,e.key,e.oldValue);if(n){i.unshift(n)}}return i}e.range=e.range._getTransformedByInsertion(t.position,t.howMany,false)[0];return[e]});function bx(e,t,n){const i=e.nodes;const o=i.getNode(0).getAttribute(t);if(o==n){return null}const s=new Jh(e.position,e.position.getShiftedBy(e.howMany));return new tg(s,t,o,n,0)}lx(tg,cg,(e,t)=>{const n=[];if(e.range.start.hasSameParentAs(t.deletionPosition)){if(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition)){n.push(Jh._createFromPositionAndShift(t.graveyardPosition,1))}}const i=e.range._getTransformedByMergeOperation(t);if(!i.isCollapsed){n.push(i)}return n.map(t=>new tg(t,e.key,e.oldValue,e.newValue,e.baseVersion))});lx(tg,ig,(e,t)=>{const n=wx(e.range,t);return n.map(t=>new tg(t,e.key,e.oldValue,e.newValue,e.baseVersion))});function wx(e,t){const n=Jh._createFromPositionAndShift(t.sourcePosition,t.howMany);let i=null;let o=[];if(n.containsRange(e,true)){i=e}else if(e.start.hasSameParentAs(n.start)){o=e.getDifference(n);i=e.getIntersection(n)}else{o=[e]}const s=[];for(let e of o){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const n=t.getMovedRangeStart();const i=e.start.hasSameParentAs(n);e=e._getTransformedByInsertion(n,t.howMany,i);s.push(...e)}if(i){s.push(i._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,false)[0])}return s}lx(tg,lg,(e,t)=>{if(e.range.end.isEqual(t.insertionPosition)){if(!t.graveyardPosition){e.range.end.offset++}return[e]}if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const n=e.clone();n.range=new Jh(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition));e.range.end=t.splitPosition.clone();e.range.end.stickiness=\"toPrevious\";return[e,n]}e.range=e.range._getTransformedBySplitOperation(t);return[e]});lx(og,tg,(e,t)=>{const n=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const i=bx(e,t.key,t.newValue);if(i){n.push(i)}}return n});lx(og,og,(e,t,n)=>{if(e.position.isEqual(t.position)&&n.aIsStrong){return[e]}e.position=e.position._getTransformedByInsertOperation(t);return[e]});lx(og,ig,(e,t)=>{e.position=e.position._getTransformedByMoveOperation(t);return[e]});lx(og,lg,(e,t)=>{e.position=e.position._getTransformedBySplitOperation(t);return[e]});lx(og,cg,(e,t)=>{e.position=e.position._getTransformedByMergeOperation(t);return[e]});lx(sg,og,(e,t)=>{if(e.oldRange){e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]}if(e.newRange){e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]}return[e]});lx(sg,sg,(e,t,n)=>{if(e.name==t.name){if(n.aIsStrong){e.oldRange=t.newRange?t.newRange.clone():null}else{return[new Og(0)]}}return[e]});lx(sg,cg,(e,t)=>{if(e.oldRange){e.oldRange=e.oldRange._getTransformedByMergeOperation(t)}if(e.newRange){e.newRange=e.newRange._getTransformedByMergeOperation(t)}return[e]});lx(sg,ig,(e,t,n)=>{if(e.oldRange){e.oldRange=Jh._createFromRanges(e.oldRange._getTransformedByMoveOperation(t))}if(e.newRange){if(n.abRelation){const i=Jh._createFromRanges(e.newRange._getTransformedByMoveOperation(t));if(n.abRelation.side==\"left\"&&t.targetPosition.isEqual(e.newRange.start)){e.newRange.start.path=n.abRelation.path;e.newRange.end=i.end;return[e]}else if(n.abRelation.side==\"right\"&&t.targetPosition.isEqual(e.newRange.end)){e.newRange.start=i.start;e.newRange.end.path=n.abRelation.path;return[e]}}e.newRange=Jh._createFromRanges(e.newRange._getTransformedByMoveOperation(t))}return[e]});lx(sg,lg,(e,t,n)=>{if(e.oldRange){e.oldRange=e.oldRange._getTransformedBySplitOperation(t)}if(e.newRange){if(n.abRelation){const i=e.newRange._getTransformedBySplitOperation(t);if(e.newRange.start.isEqual(t.splitPosition)&&n.abRelation.wasStartBeforeMergedElement){e.newRange.start=$h._createAt(t.insertionPosition)}else if(e.newRange.start.isEqual(t.splitPosition)&&!n.abRelation.wasInLeftElement){e.newRange.start=$h._createAt(t.moveTargetPosition)}if(e.newRange.end.isEqual(t.splitPosition)&&n.abRelation.wasInRightElement){e.newRange.end=$h._createAt(t.moveTargetPosition)}else if(e.newRange.end.isEqual(t.splitPosition)&&n.abRelation.wasEndBeforeMergedElement){e.newRange.end=$h._createAt(t.insertionPosition)}else{e.newRange.end=i.end}return[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]});lx(cg,og,(e,t)=>{if(e.sourcePosition.hasSameParentAs(t.position)){e.howMany+=t.howMany}e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t);e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t);return[e]});lx(cg,cg,(e,t,n)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(!n.bWasUndone){return[new Og(0)]}else{const n=t.graveyardPosition.path.slice();n.push(0);e.sourcePosition=new $h(t.graveyardPosition.root,n);e.howMany=0;return[e]}}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!n.bWasUndone&&n.abRelation!=\"splitAtSource\"){const i=e.targetPosition.root.rootName==\"$graveyard\";const o=t.targetPosition.root.rootName==\"$graveyard\";const s=i&&!o;const r=o&&!i;const a=r||!s&&n.aIsStrong;if(a){const n=t.targetPosition._getTransformedByMergeOperation(t);const i=e.targetPosition._getTransformedByMergeOperation(t);return[new ig(n,e.howMany,i,0)]}else{return[new Og(0)]}}if(e.sourcePosition.hasSameParentAs(t.targetPosition)){e.howMany+=t.howMany}e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t);e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t);if(!e.graveyardPosition.isEqual(t.graveyardPosition)||!n.aIsStrong){e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)}return[e]});lx(cg,ig,(e,t,n)=>{const i=Jh._createFromPositionAndShift(t.sourcePosition,t.howMany);if(t.type==\"remove\"&&!n.bWasUndone&&!n.forceWeakRemove){if(e.deletionPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.sourcePosition)){return[new Og(0)]}}if(e.sourcePosition.hasSameParentAs(t.targetPosition)){e.howMany+=t.howMany}if(e.sourcePosition.hasSameParentAs(t.sourcePosition)){e.howMany-=t.howMany}e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t);e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t);if(!e.graveyardPosition.isEqual(t.targetPosition)){e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}return[e]});lx(cg,lg,(e,t,n)=>{if(t.graveyardPosition){e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1);if(e.deletionPosition.isEqual(t.graveyardPosition)){e.howMany=t.howMany}}if(e.targetPosition.isEqual(t.splitPosition)){const i=t.howMany!=0;const o=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(i||o||n.abRelation==\"mergeTargetNotMoved\"){e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t);return[e]}}if(e.sourcePosition.isEqual(t.splitPosition)){if(n.abRelation==\"mergeSourceNotMoved\"){e.howMany=0;e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t);return[e]}if(n.abRelation==\"mergeSameElement\"||e.sourcePosition.offset>0){e.sourcePosition=t.moveTargetPosition.clone();e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t);return[e]}}if(e.sourcePosition.hasSameParentAs(t.splitPosition)){e.howMany=t.splitPosition.offset}e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t);e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t);return[e]});lx(ig,og,(e,t)=>{const n=Jh._createFromPositionAndShift(e.sourcePosition,e.howMany);const i=n._getTransformedByInsertOperation(t,false)[0];e.sourcePosition=i.start;e.howMany=i.end.offset-i.start.offset;if(!e.targetPosition.isEqual(t.position)){e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)}return[e]});lx(ig,ig,(e,t,n)=>{const i=Jh._createFromPositionAndShift(e.sourcePosition,e.howMany);const o=Jh._createFromPositionAndShift(t.sourcePosition,t.howMany);let s=n.aIsStrong;let r=!n.aIsStrong;if(n.abRelation==\"insertBefore\"||n.baRelation==\"insertAfter\"){r=true}else if(n.abRelation==\"insertAfter\"||n.baRelation==\"insertBefore\"){r=false}let a;if(e.targetPosition.isEqual(t.targetPosition)&&r){a=e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)}else{a=e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany)}if(_x(e,t)&&_x(t,e)){return[t.getReversed()]}const c=i.containsPosition(t.targetPosition);if(c&&i.containsRange(o,true)){i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany);i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany);return vx([i],a)}const l=o.containsPosition(e.targetPosition);if(l&&o.containsRange(i,true)){i.start=i.start._getCombined(t.sourcePosition,t.getMovedRangeStart());i.end=i.end._getCombined(t.sourcePosition,t.getMovedRangeStart());return vx([i],a)}const d=Rr(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if(d==\"prefix\"||d==\"extension\"){i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany);i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany);return vx([i],a)}if(e.type==\"remove\"&&t.type!=\"remove\"&&!n.aWasUndone&&!n.forceWeakRemove){s=true}else if(e.type!=\"remove\"&&t.type==\"remove\"&&!n.bWasUndone&&!n.forceWeakRemove){s=false}const u=[];const h=i.getDifference(o);for(const e of h){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany);e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const n=Rr(e.start.getParentPath(),t.getMovedRangeStart().getParentPath())==\"same\";const i=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,n);u.push(...i)}const f=i.getIntersection(o);if(f!==null&&s){f.start=f.start._getCombined(t.sourcePosition,t.getMovedRangeStart());f.end=f.end._getCombined(t.sourcePosition,t.getMovedRangeStart());if(u.length===0){u.push(f)}else if(u.length==1){if(o.start.isBefore(i.start)||o.start.isEqual(i.start)){u.unshift(f)}else{u.push(f)}}else{u.splice(1,0,f)}}if(u.length===0){return[new Og(e.baseVersion)]}return vx(u,a)});lx(ig,lg,(e,t,n)=>{let i=e.targetPosition.clone();if(!e.targetPosition.isEqual(t.insertionPosition)||!t.graveyardPosition||n.abRelation==\"moveTargetAfter\"){i=e.targetPosition._getTransformedBySplitOperation(t)}const o=Jh._createFromPositionAndShift(e.sourcePosition,e.howMany);if(o.end.isEqual(t.insertionPosition)){if(!t.graveyardPosition){e.howMany++}e.targetPosition=i;return[e]}if(o.start.hasSameParentAs(t.splitPosition)&&o.containsPosition(t.splitPosition)){let e=new Jh(t.splitPosition,o.end);e=e._getTransformedBySplitOperation(t);const n=[new Jh(o.start,t.splitPosition),e];return vx(n,i)}if(e.targetPosition.isEqual(t.splitPosition)&&n.abRelation==\"insertAtSource\"){i=t.moveTargetPosition}if(e.targetPosition.isEqual(t.insertionPosition)&&n.abRelation==\"insertBetween\"){i=e.targetPosition}const s=o._getTransformedBySplitOperation(t);const r=[s];if(t.graveyardPosition){const i=o.start.isEqual(t.graveyardPosition)||o.containsPosition(t.graveyardPosition);if(e.howMany>1&&i&&!n.aWasUndone){r.push(Jh._createFromPositionAndShift(t.insertionPosition,1))}}return vx(r,i)});lx(ig,cg,(e,t,n)=>{const i=Jh._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.sourcePosition)){if(e.type==\"remove\"&&!n.forceWeakRemove){if(!n.aWasUndone){const n=[];let i=t.graveyardPosition.clone();let o=t.targetPosition._getTransformedByMergeOperation(t);if(e.howMany>1){n.push(new ig(e.sourcePosition,e.howMany-1,e.targetPosition,0));i=i._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1);o=o._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1)}const s=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition);const r=new ig(i,1,s,0);const a=r.getMovedRangeStart().path.slice();a.push(0);const c=new $h(r.targetPosition.root,a);o=o._getTransformedByMove(i,s,1);const l=new ig(o,t.howMany,c,0);n.push(r);n.push(l);return n}}else{if(e.howMany==1){if(!n.bWasUndone){return[new Og(0)]}else{e.sourcePosition=t.graveyardPosition.clone();e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t);return[e]}}}}const o=Jh._createFromPositionAndShift(e.sourcePosition,e.howMany);const s=o._getTransformedByMergeOperation(t);e.sourcePosition=s.start;e.howMany=s.end.offset-s.start.offset;e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t);return[e]});lx(rg,og,(e,t)=>{e.position=e.position._getTransformedByInsertOperation(t);return[e]});lx(rg,cg,(e,t)=>{if(e.position.isEqual(t.deletionPosition)){e.position=t.graveyardPosition.clone();e.position.stickiness=\"toNext\";return[e]}e.position=e.position._getTransformedByMergeOperation(t);return[e]});lx(rg,ig,(e,t)=>{e.position=e.position._getTransformedByMoveOperation(t);return[e]});lx(rg,rg,(e,t,n)=>{if(e.position.isEqual(t.position)){if(n.aIsStrong){e.oldName=t.newName}else{return[new Og(0)]}}return[e]});lx(rg,lg,(e,t)=>{const n=e.position.path;const i=t.splitPosition.getParentPath();if(Rr(n,i)==\"same\"&&!t.graveyardPosition){const t=new rg(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}e.position=e.position._getTransformedBySplitOperation(t);return[e]});lx(ag,ag,(e,t,n)=>{if(e.root===t.root&&e.key===t.key){if(!n.aIsStrong||e.newValue===t.newValue){return[new Og(0)]}else{e.oldValue=t.newValue}}return[e]});lx(lg,og,(e,t)=>{if(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset<t.position.offset){e.howMany+=t.howMany}e.splitPosition=e.splitPosition._getTransformedByInsertOperation(t);e.insertionPosition=lg.getInsertionPosition(e.splitPosition);return[e]});lx(lg,cg,(e,t,n)=>{if(!e.graveyardPosition&&!n.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const n=t.graveyardPosition.path.slice();n.push(0);const i=new $h(t.graveyardPosition.root,n);const o=lg.getInsertionPosition(new $h(t.graveyardPosition.root,n));const s=new lg(i,0,null,0);s.insertionPosition=o;e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t);e.insertionPosition=lg.getInsertionPosition(e.splitPosition);e.graveyardPosition=s.insertionPosition.clone();e.graveyardPosition.stickiness=\"toNext\";return[s,e]}if(e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)){e.howMany--}if(e.splitPosition.hasSameParentAs(t.targetPosition)){e.howMany+=t.howMany}e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t);e.insertionPosition=lg.getInsertionPosition(e.splitPosition);if(e.graveyardPosition){e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)}return[e]});lx(lg,ig,(e,t,n)=>{const i=Jh._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const o=i.start.isEqual(e.graveyardPosition)||i.containsPosition(e.graveyardPosition);if(!n.bWasUndone&&o){const n=e.splitPosition._getTransformedByMoveOperation(t);const i=e.graveyardPosition._getTransformedByMoveOperation(t);const o=i.path.slice();o.push(0);const s=new $h(i.root,o);const r=new ig(n,e.howMany,s,0);return[r]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const n=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);e.howMany-=n;if(e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset){e.howMany+=t.howMany}e.splitPosition=t.sourcePosition.clone();e.insertionPosition=lg.getInsertionPosition(e.splitPosition);return[e]}const o=e.splitPosition.isEqual(t.targetPosition);if(o&&(n.baRelation==\"insertAtSource\"||n.abRelation==\"splitBefore\")){e.howMany+=t.howMany;e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany);e.insertionPosition=lg.getInsertionPosition(e.splitPosition);return[e]}if(!t.sourcePosition.isEqual(t.targetPosition)){if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&e.splitPosition.offset<=t.sourcePosition.offset){e.howMany-=t.howMany}if(e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset){e.howMany+=t.howMany}}e.splitPosition.stickiness=\"toNone\";e.splitPosition=e.splitPosition._getTransformedByMoveOperation(t);e.splitPosition.stickiness=\"toNext\";if(e.graveyardPosition){e.insertionPosition=e.insertionPosition._getTransformedByMoveOperation(t)}else{e.insertionPosition=lg.getInsertionPosition(e.splitPosition)}return[e]});lx(lg,lg,(e,t,n)=>{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition){return[new Og(0)]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){return[new Og(0)]}if(n.abRelation==\"splitBefore\"){e.howMany=0;e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t);return[e]}}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const i=e.splitPosition.root.rootName==\"$graveyard\";const o=t.splitPosition.root.rootName==\"$graveyard\";const s=i&&!o;const r=o&&!i;const a=r||!s&&n.aIsStrong;if(a){const n=[];if(t.howMany){n.push(new ig(t.moveTargetPosition,t.howMany,t.splitPosition,0))}if(e.howMany){n.push(new ig(e.splitPosition,e.howMany,e.moveTargetPosition,0))}return n}else{return[new Og(0)]}}if(e.graveyardPosition){e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)}if(e.splitPosition.isEqual(t.insertionPosition)&&n.abRelation==\"splitBefore\"){e.howMany++;return[e]}if(t.splitPosition.isEqual(e.insertionPosition)&&n.baRelation==\"splitBefore\"){const n=t.insertionPosition.path.slice();n.push(0);const i=new $h(t.insertionPosition.root,n);const o=new ig(e.insertionPosition,1,i,0);return[e,o]}if(e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset<t.splitPosition.offset){e.howMany-=t.howMany}e.splitPosition=e.splitPosition._getTransformedBySplitOperation(t);e.insertionPosition=lg.getInsertionPosition(e.splitPosition);return[e]});function _x(e,t){return e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)===null}function vx(e,t){const n=[];for(let i=0;i<e.length;i++){const o=e[i];const s=new ig(o.start,o.end.offset-o.start.offset,t,0);n.push(s);for(let t=i+1;t<e.length;t++){e[t]=e[t]._getTransformedByMove(s.sourcePosition,s.targetPosition,s.howMany)[0]}t=t._getTransformedByMove(s.sourcePosition,s.targetPosition,s.howMany)}return n}class kx extends zw{constructor(e){super(e);this._stack=[];this._createdBatches=new WeakSet;this.refresh()}refresh(){this.isEnabled=this._stack.length>0}addBatch(e){const t=this.editor.model.document.selection;const n={ranges:t.hasOwnRange?Array.from(t.getRanges()):[],isBackward:t.isBackward};this._stack.push({batch:e,selection:n});this.refresh()}clearStack(){this._stack=[];this.refresh()}_restoreSelection(e,t,n){const i=this.editor.model;const o=i.document;const s=[];for(const t of e){const e=yx(t,n);const i=e.find(e=>e.start.root!=o.graveyard);if(i){s.push(i)}}if(s.length){i.change(e=>{e.setSelection(s,{backward:t})})}}_undo(e,t){const n=this.editor.model;const i=n.document;this._createdBatches.add(t);const o=e.operations.slice().filter(e=>e.isDocumentOperation);o.reverse();for(const e of o){const o=e.baseVersion+1;const s=Array.from(i.history.getOperations(o));const r=fx([e.getReversed()],s,{useRelations:true,document:this.editor.model.document,padWithNoOps:false,forceWeakRemove:true});const a=r.operationsA;for(const o of a){t.addOperation(o);n.applyOperation(o);i.history.setOperationAsUndone(e,o)}}}}function yx(e,t){const n=e.getTransformedByOperations(t);n.sort((e,t)=>e.start.isBefore(t.start)?-1:1);for(let e=1;e<n.length;e++){const t=n[e-1];const i=n[e];if(t.end.isTouching(i.start)){t.end=i.end;n.splice(e,1);e--}}return n}class xx extends kx{execute(e=null){const t=e?this._stack.findIndex(t=>t.batch==e):this._stack.length-1;const n=this._stack.splice(t,1)[0];const i=this.editor.model.createBatch(\"transparent\");this.editor.model.enqueueChange(i,()=>{this._undo(n.batch,i);const e=this.editor.model.document.history.getOperations(n.batch.baseVersion);this._restoreSelection(n.selection.ranges,n.selection.isBackward,e);this.fire(\"revert\",n.batch,i)});this.refresh()}}class Ax extends kx{execute(){const e=this._stack.pop();const t=this.editor.model.createBatch(\"transparent\");this.editor.model.enqueueChange(t,()=>{const n=e.batch.operations[e.batch.operations.length-1];const i=n.baseVersion+1;const o=this.editor.model.document.history.getOperations(i);this._restoreSelection(e.selection.ranges,e.selection.isBackward,o);this._undo(e.batch,t)});this.refresh()}}class Cx extends Dw{static get pluginName(){return\"UndoEditing\"}constructor(e){super(e);this._batchRegistry=new WeakSet}init(){const e=this.editor;this._undoCommand=new xx(e);this._redoCommand=new Ax(e);e.commands.add(\"undo\",this._undoCommand);e.commands.add(\"redo\",this._redoCommand);this.listenTo(e.model,\"applyOperation\",(e,t)=>{const n=t[0];if(!n.isDocumentOperation){return}const i=n.batch;const o=this._redoCommand._createdBatches.has(i);const s=this._undoCommand._createdBatches.has(i);const r=this._batchRegistry.has(i);if(r||i.type==\"transparent\"&&!o&&!s){return}else{if(o){this._undoCommand.addBatch(i)}else if(!s){this._undoCommand.addBatch(i);this._redoCommand.clearStack()}}this._batchRegistry.add(i)},{priority:\"highest\"});this.listenTo(this._undoCommand,\"revert\",(e,t,n)=>{this._redoCommand.addBatch(n)});e.keystrokes.set(\"CTRL+Z\",\"undo\");e.keystrokes.set(\"CTRL+Y\",\"redo\");e.keystrokes.set(\"CTRL+SHIFT+Z\",\"redo\")}}var Tx='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M5.042 9.367l2.189 1.837a.75.75 0 0 1-.965 1.149l-3.788-3.18a.747.747 0 0 1-.21-.284.75.75 0 0 1 .17-.945L6.23 4.762a.75.75 0 1 1 .964 1.15L4.863 7.866h8.917A.75.75 0 0 1 14 7.9a4 4 0 1 1-1.477 7.718l.344-1.489a2.5 2.5 0 1 0 1.094-4.73l.008-.032H5.042z\"/></svg>';var Mx='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M14.958 9.367l-2.189 1.837a.75.75 0 0 0 .965 1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z\"/></svg>';class Ex extends Dw{init(){const e=this.editor;const t=e.locale;const n=e.t;const i=t.uiLanguageDirection==\"ltr\"?Tx:Mx;const o=t.uiLanguageDirection==\"ltr\"?Mx:Tx;this._addButton(\"undo\",n(\"Undo\"),\"CTRL+Z\",i);this._addButton(\"redo\",n(\"Redo\"),\"CTRL+Y\",o)}_addButton(e,t,n,i){const o=this.editor;o.ui.componentFactory.add(e,s=>{const r=o.commands.get(e);const a=new sw(s);a.set({label:t,icon:i,keystroke:n,tooltip:true});a.bind(\"isEnabled\").to(r,\"isEnabled\");this.listenTo(a,\"execute\",()=>{o.execute(e);o.editing.view.focus()});return a})}}class Px extends Dw{static get requires(){return[Cx,Ex]}static get pluginName(){return\"Undo\"}}class Sx extends Dw{static get requires(){return[Oy,Dy,Hy,Jk,ax,Px]}static get pluginName(){return\"Essentials\"}}class Ix extends zw{constructor(e,t){super(e);this.attributeKey=t}refresh(){const e=this.editor.model;const t=e.document;this.value=t.selection.getAttribute(this.attributeKey);this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model;const n=t.document;const i=n.selection;const o=e.value;t.change(e=>{if(i.isCollapsed){if(o){e.setSelectionAttribute(this.attributeKey,o)}else{e.removeSelectionAttribute(this.attributeKey)}}else{const n=t.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const t of n){if(o){e.setAttribute(this.attributeKey,o,t)}else{e.removeAttribute(this.attributeKey,t)}}}})}}var Ox='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path class=\"ck-icon__fill\" d=\"M16.935 5.328a2 2 0 0 1 0 2.829l-7.778 7.778a2 2 0 0 1-2.829 0L3.5 13.107a1.999 1.999 0 1 1 2.828-2.829l.707.707a1 1 0 0 0 1.414 0l5.658-5.657a2 2 0 0 1 2.828 0z\"/><path d=\"M14.814 6.035L8.448 12.4a1 1 0 0 1-1.414 0l-1.413-1.415A1 1 0 1 0 4.207 12.4l2.829 2.829a1 1 0 0 0 1.414 0l7.778-7.778a1 1 0 1 0-1.414-1.415z\"/></svg>';class Nx extends sw{constructor(e){super(e);const t=this.bindTemplate;this.set(\"color\");this.set(\"hasBorder\");this.icon=Ox;this.extendTemplate({attributes:{style:{backgroundColor:t.to(\"color\")},class:[\"ck\",\"ck-color-grid__tile\",t.if(\"hasBorder\",\"ck-color-table__color-tile_bordered\")]}})}render(){super.render();this.iconView.fillColor=\"hsl(0, 0%, 100%)\"}}var Lx=n(48);class Rx extends wb{constructor(e,t){super(e);const n=t&&t.colorDefinitions||[];const i={};if(t&&t.columns){i.gridTemplateColumns=`repeat( ${t.columns}, 1fr)`}this.set(\"selectedColor\");this.items=this.createCollection();this.focusTracker=new Mp;this.keystrokes=new mp;this._focusCycler=new Wb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"arrowleft\",focusNext:\"arrowright\"}});this.items.on(\"add\",(e,t)=>{t.isOn=t.color===this.selectedColor});n.forEach(e=>{const t=new Nx;t.set({color:e.color,label:e.label,tooltip:true,hasBorder:e.options.hasBorder});t.on(\"execute\",()=>{this.fire(\"execute\",{value:e.color,hasBorder:e.options.hasBorder,label:e.label})});this.items.add(t)});this.setTemplate({tag:\"div\",children:this.items,attributes:{class:[\"ck\",\"ck-color-grid\"],style:i}});this.on(\"change:selectedColor\",(e,t,n)=>{for(const e of this.items){e.isOn=e.color===n}})}focus(){if(this.items.length){this.items.first.focus()}}focusLast(){if(this.items.length){this.items.last.focus()}}render(){super.render();for(const e of this.items){this.focusTracker.add(e.element)}this.items.on(\"add\",(e,t)=>{this.focusTracker.add(t.element)});this.items.on(\"remove\",(e,t)=>{this.focusTracker.remove(t.element)});this.keystrokes.listenTo(this.element)}}var Dx=n(50);class jx extends wb{constructor(e){super(e);this.set(\"text\");this.set(\"for\");this.id=`ck-editor__label_${nr()}`;const t=this.bindTemplate;this.setTemplate({tag:\"label\",attributes:{class:[\"ck\",\"ck-label\"],id:this.id,for:t.to(\"for\")},children:[{text:t.to(\"text\")}]})}}class zx extends xr{constructor(e){super(e);this.set(\"isEmpty\",true)}add(e,t){if(this.find(t=>t.color===e.color)){return}super.add(e,t);this.set(\"isEmpty\",false)}remove(e){const t=super.remove(e);if(this.length===0){this.set(\"isEmpty\",true)}return t}hasColor(e){return!!this.find(t=>t.color===e)}}yr(zx,Kc);var Bx='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M8.636 9.531l-2.758 3.94a.5.5 0 0 0 .122.696l3.224 2.284h1.314l2.636-3.736L8.636 9.53zm.288 8.451L5.14 15.396a2 2 0 0 1-.491-2.786l6.673-9.53a2 2 0 0 1 2.785-.49l3.742 2.62a2 2 0 0 1 .491 2.785l-7.269 10.053-2.147-.066z\"/><path d=\"M4 18h5.523v-1H4zm-2 0h1v-1H2z\"/></svg>';var Vx=n(52);class Fx extends wb{constructor(e,{colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:s}){super(e);this.items=this.createCollection();this.colorDefinitions=t;this.focusTracker=new Mp;this.keystrokes=new mp;this.set(\"selectedColor\");this.removeButtonLabel=i;this.columns=n;this.documentColors=new zx;this.documentColorsCount=s;this._focusCycler=new Wb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"arrowup\",focusNext:\"arrowdown\"}});this._documentColorsLabel=o;this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-color-table\"]},children:this.items});this.items.add(this._removeColorButton())}updateDocumentColors(e,t){const n=e.document;const i=this.documentColorsCount;this.documentColors.clear();for(const o of n.getRootNames()){const s=n.getRoot(o);const r=e.createRangeIn(s);for(const e of r.getItems()){if(e.is(\"textProxy\")&&e.hasAttribute(t)){this._addColorToDocumentColors(e.getAttribute(t));if(this.documentColors.length>=i){return}}}}}updateSelectedColors(){const e=this.documentColorsGrid;const t=this.staticColorsGrid;const n=this.selectedColor;t.selectedColor=n;if(e){e.selectedColor=n}}render(){super.render();for(const e of this.items){this.focusTracker.add(e.element)}this.keystrokes.listenTo(this.element)}appendGrids(){if(this.staticColorsGrid){return}this.staticColorsGrid=this._createStaticColorsGrid();this.items.add(this.staticColorsGrid);if(this.documentColorsCount){const e=$p.bind(this.documentColors,this.documentColors);const t=new jx(this.locale);t.text=this._documentColorsLabel;t.extendTemplate({attributes:{class:[\"ck\",\"ck-color-grid__label\",e.if(\"isEmpty\",\"ck-hidden\")]}});this.items.add(t);this.documentColorsGrid=this._createDocumentColorsGrid();this.items.add(this.documentColorsGrid)}}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}_removeColorButton(){const e=new sw;e.set({withText:true,icon:Bx,tooltip:true,label:this.removeButtonLabel});e.class=\"ck-color-table__remove-color\";e.on(\"execute\",()=>{this.fire(\"execute\",{value:null})});return e}_createStaticColorsGrid(){const e=new Rx(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});e.delegate(\"execute\").to(this);return e}_createDocumentColorsGrid(){const e=$p.bind(this.documentColors,this.documentColors);const t=new Rx(this.locale,{columns:this.columns});t.delegate(\"execute\").to(this);t.extendTemplate({attributes:{class:e.if(\"isEmpty\",\"ck-hidden\")}});t.items.bindTo(this.documentColors).using(e=>{const t=new Nx;t.set({color:e.color,hasBorder:e.options&&e.options.hasBorder});if(e.label){t.set({label:e.label,tooltip:true})}t.on(\"execute\",()=>{this.fire(\"execute\",{value:e.color})});return t});this.documentColors.on(\"change:isEmpty\",(e,n,i)=>{if(i){t.selectedColor=null}});return t}_addColorToDocumentColors(e){const t=this.colorDefinitions.find(t=>t.color===e);if(!t){this.documentColors.add({color:e,label:e,options:{hasBorder:false}})}else{this.documentColors.add(Object.assign({},t))}}}const Hx=\"fontSize\";const Ux=\"fontFamily\";const Wx=\"fontColor\";const $x=\"fontBackgroundColor\";function qx(e,t){const n={model:{key:e,values:[]},view:{},upcastAlso:{}};for(const e of t){n.model.values.push(e.model);n.view[e.model]=e.view;if(e.upcastAlso){n.upcastAlso[e.model]=e.upcastAlso}}return n}function Yx(e){return t=>Kx(t.getStyle(e))}function Gx(e){return(t,n)=>n.createAttributeElement(\"span\",{style:`${e}:${t}`},{priority:7})}function Jx({dropdownView:e,colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:s}){const r=e.locale;const a=new Fx(r,{colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:s});e.colorTableView=a;e.panelView.children.add(a);a.delegate(\"execute\").to(e,\"execute\");return a}function Kx(e){return e.replace(/\\s/g,\"\")}class Qx extends Ix{constructor(e){super(e,$x)}}class Xx extends Dw{static get pluginName(){return\"FontBackgroundColorEditing\"}constructor(e){super(e);e.config.define($x,{colors:[{color:\"hsl(0, 0%, 0%)\",label:\"Black\"},{color:\"hsl(0, 0%, 30%)\",label:\"Dim grey\"},{color:\"hsl(0, 0%, 60%)\",label:\"Grey\"},{color:\"hsl(0, 0%, 90%)\",label:\"Light grey\"},{color:\"hsl(0, 0%, 100%)\",label:\"White\",hasBorder:true},{color:\"hsl(0, 75%, 60%)\",label:\"Red\"},{color:\"hsl(30, 75%, 60%)\",label:\"Orange\"},{color:\"hsl(60, 75%, 60%)\",label:\"Yellow\"},{color:\"hsl(90, 75%, 60%)\",label:\"Light green\"},{color:\"hsl(120, 75%, 60%)\",label:\"Green\"},{color:\"hsl(150, 75%, 60%)\",label:\"Aquamarine\"},{color:\"hsl(180, 75%, 60%)\",label:\"Turquoise\"},{color:\"hsl(210, 75%, 60%)\",label:\"Light blue\"},{color:\"hsl(240, 75%, 60%)\",label:\"Blue\"},{color:\"hsl(270, 75%, 60%)\",label:\"Purple\"}],columns:5});e.conversion.for(\"upcast\").elementToAttribute({view:{name:\"span\",styles:{\"background-color\":/[\\s\\S]+/}},model:{key:$x,value:Yx(\"background-color\")}});e.conversion.for(\"downcast\").attributeToElement({model:$x,view:Gx(\"background-color\")});e.commands.add($x,new Qx(e));e.model.schema.extend(\"$text\",{allowAttributes:$x});e.model.schema.setAttributeProperties($x,{isFormatting:true,copyOnEnter:true})}}function Zx(e,t){const n=e.t;const i={Black:n(\"Black\"),\"Dim grey\":n(\"Dim grey\"),Grey:n(\"Grey\"),\"Light grey\":n(\"Light grey\"),White:n(\"White\"),Red:n(\"Red\"),Orange:n(\"Orange\"),Yellow:n(\"Yellow\"),\"Light green\":n(\"Light green\"),Green:n(\"Green\"),Aquamarine:n(\"Aquamarine\"),Turquoise:n(\"Turquoise\"),\"Light blue\":n(\"Light blue\"),Blue:n(\"Blue\"),Purple:n(\"Purple\")};return t.map(e=>{const t=i[e.label];if(t&&t!=e.label){e.label=t}return e})}function eA(e){return e.map(tA).filter(e=>!!e)}function tA(e){if(typeof e===\"string\"){return{model:e.replace(/ /g,\"\"),label:e,hasBorder:false,view:{name:\"span\",styles:{color:e}}}}else{return{model:e.color.replace(/ /g,\"\"),label:e.label||e.color,hasBorder:e.hasBorder===undefined?false:e.hasBorder,view:{name:\"span\",styles:{color:`${e.color}`}}}}}class nA extends Dw{constructor(e,{commandName:t,icon:n,componentName:i,dropdownLabel:o}){super(e);this.commandName=t;this.componentName=i;this.icon=n;this.dropdownLabel=o;this.columns=e.config.get(`${this.componentName}.columns`);this.colorTableView}init(){const e=this.editor;const t=e.locale;const n=t.t;const i=e.commands.get(this.commandName);const o=eA(e.config.get(this.componentName).colors);const s=Zx(t,o);const r=e.config.get(`${this.componentName}.documentColors`);e.ui.componentFactory.add(this.componentName,t=>{const o=bw(t);this.colorTableView=Jx({dropdownView:o,colors:s.map(e=>({label:e.label,color:e.model,options:{hasBorder:e.hasBorder}})),columns:this.columns,removeButtonLabel:n(\"Remove color\"),documentColorsLabel:r!==0?n(\"Document colors\"):undefined,documentColorsCount:r===undefined?this.columns:r});this.colorTableView.bind(\"selectedColor\").to(i,\"value\");o.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:true});o.extendTemplate({attributes:{class:\"ck-color-ui-dropdown\"}});o.bind(\"isEnabled\").to(i);o.on(\"execute\",(t,n)=>{e.execute(this.commandName,n);e.editing.view.focus()});o.on(\"change:isOpen\",(t,n,i)=>{o.colorTableView.appendGrids();if(i){if(r!==0){this.colorTableView.updateDocumentColors(e.model,this.componentName)}this.colorTableView.updateSelectedColors()}});return o})}}var iA='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M4 2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2zm8.38 9.262H7.62L10 5.506l2.38 5.756zm.532 1.285L14.34 16h1.426L10.804 4H9.196L4.234 16H5.66l1.428-3.453h5.824z\"/></svg>';class oA extends nA{constructor(e){const t=e.locale.t;super(e,{commandName:$x,componentName:$x,icon:iA,dropdownLabel:t(\"Font Background Color\")})}static get pluginName(){return\"FontBackgroundColorUI\"}}class sA extends Dw{static get requires(){return[Xx,oA]}static get pluginName(){return\"FontBackgroundColor\"}}class rA extends Ix{constructor(e){super(e,Ux)}}function aA(e){return e.map(cA).filter(e=>!!e)}function cA(e){if(typeof e===\"object\"){return e}if(e===\"default\"){return{title:\"Default\",model:undefined}}if(typeof e!==\"string\"){return}return lA(e)}function lA(e){const t=e.replace(/\"|'/g,\"\").split(\",\");const n=t[0];const i=t.map(dA).join(\", \");return{title:n,model:n,view:{name:\"span\",styles:{\"font-family\":i},priority:7}}}function dA(e){e=e.trim();if(e.indexOf(\" \")>0){e=`'${e}'`}return e}class uA extends Dw{static get pluginName(){return\"FontFamilyEditing\"}constructor(e){super(e);e.config.define(Ux,{options:[\"default\",\"Arial, Helvetica, sans-serif\",\"Courier New, Courier, monospace\",\"Georgia, serif\",\"Lucida Sans Unicode, Lucida Grande, sans-serif\",\"Tahoma, Geneva, sans-serif\",\"Times New Roman, Times, serif\",\"Trebuchet MS, Helvetica, sans-serif\",\"Verdana, Geneva, sans-serif\"],supportAllValues:false})}init(){const e=this.editor;e.model.schema.extend(\"$text\",{allowAttributes:Ux});e.model.schema.setAttributeProperties(Ux,{isFormatting:true,copyOnEnter:true});const t=aA(e.config.get(\"fontFamily.options\")).filter(e=>e.model);const n=qx(Ux,t);if(e.config.get(\"fontFamily.supportAllValues\")){this._prepareAnyValueConverters()}else{e.conversion.attributeToElement(n)}e.commands.add(Ux,new rA(e))}_prepareAnyValueConverters(){const e=this.editor;e.conversion.for(\"downcast\").attributeToElement({model:Ux,view:(e,t)=>t.createAttributeElement(\"span\",{style:\"font-family:\"+e},{priority:7})});e.conversion.for(\"upcast\").attributeToAttribute({model:{key:Ux,value:e=>e.getStyle(\"font-family\")},view:{name:\"span\",styles:{\"font-family\":/.*/}}})}}var hA='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M11.03 3h6.149a.75.75 0 1 1 0 1.5h-5.514L11.03 3zm1.27 3h4.879a.75.75 0 1 1 0 1.5h-4.244L12.3 6zm1.27 3h3.609a.75.75 0 1 1 0 1.5h-2.973L13.57 9zm-2.754 2.5L8.038 4.785 5.261 11.5h5.555zm.62 1.5H4.641l-1.666 4.028H1.312l5.789-14h1.875l5.789 14h-1.663L11.436 13z\"/></svg>';class fA extends Dw{init(){const e=this.editor;const t=e.t;const n=this._getLocalizedOptions();const i=e.commands.get(Ux);e.ui.componentFactory.add(Ux,o=>{const s=bw(o);_w(s,mA(n,i));s.buttonView.set({label:t(\"Font Family\"),icon:hA,tooltip:true});s.extendTemplate({attributes:{class:\"ck-font-family-dropdown\"}});s.bind(\"isEnabled\").to(i);this.listenTo(s,\"execute\",t=>{e.execute(t.source.commandName,{value:t.source.commandParam});e.editing.view.focus()});return s})}_getLocalizedOptions(){const e=this.editor;const t=e.t;const n=aA(e.config.get(Ux).options);return n.map(e=>{if(e.title===\"Default\"){e.title=t(\"Default\")}return e})}}function mA(e,t){const n=new xr;for(const i of e){const e={type:\"button\",model:new by({commandName:Ux,commandParam:i.model,label:i.title,withText:true})};e.model.bind(\"isOn\").to(t,\"value\",e=>{if(e===i.model){return true}if(!e||!i.model){return false}return e.split(\",\")[0].replace(/'/g,\"\").toLowerCase()===i.model.toLowerCase()});if(i.view&&i.view.styles){e.model.set(\"labelStyle\",`font-family: ${i.view.styles[\"font-family\"]}`)}n.add(e)}return n}class gA extends Dw{static get requires(){return[uA,fA]}static get pluginName(){return\"FontFamily\"}}class pA extends Ix{constructor(e){super(e,Hx)}}function bA(e){return e.map(e=>_A(e)).filter(e=>!!e)}const wA={get tiny(){return{title:\"Tiny\",model:\"tiny\",view:{name:\"span\",classes:\"text-tiny\",priority:7}}},get small(){return{title:\"Small\",model:\"small\",view:{name:\"span\",classes:\"text-small\",priority:7}}},get big(){return{title:\"Big\",model:\"big\",view:{name:\"span\",classes:\"text-big\",priority:7}}},get huge(){return{title:\"Huge\",model:\"huge\",view:{name:\"span\",classes:\"text-huge\",priority:7}}}};function _A(e){if(xA(e)){return kA(e)}const t=yA(e);if(t){return kA(t)}if(e===\"default\"){return{model:undefined,title:\"Default\"}}if(AA(e)){return}return vA(e)}function vA(e){if(typeof e===\"number\"||typeof e===\"string\"){e={title:String(e),model:`${parseFloat(e)}px`}}e.view={name:\"span\",styles:{\"font-size\":e.model}};return kA(e)}function kA(e){if(!e.view.priority){e.view.priority=7}return e}function yA(e){return wA[e]||wA[e.model]}function xA(e){return typeof e===\"object\"&&e.title&&e.model&&e.view}function AA(e){let t;if(typeof e===\"object\"){if(!e.model){throw new rr[\"b\"](\"font-size-invalid-definition: Provided font size definition is invalid.\",null,e)}else{t=parseFloat(e.model)}}else{t=parseFloat(e)}return isNaN(t)}class CA extends Dw{static get pluginName(){return\"FontSizeEditing\"}constructor(e){super(e);e.config.define(Hx,{options:[\"tiny\",\"small\",\"default\",\"big\",\"huge\"],supportAllValues:false})}init(){const e=this.editor;e.model.schema.extend(\"$text\",{allowAttributes:Hx});e.model.schema.setAttributeProperties(Hx,{isFormatting:true,copyOnEnter:true});const t=e.config.get(\"fontSize.supportAllValues\");const n=bA(this.editor.config.get(\"fontSize.options\")).filter(e=>e.model);const i=qx(Hx,n);if(t){this._prepareAnyValueConverters(i)}else{e.conversion.attributeToElement(i)}e.commands.add(Hx,new pA(e))}_prepareAnyValueConverters(e){const t=this.editor;const n=e.model.values.filter(e=>!String(e).match(/[\\d.]+[\\w%]+/));if(n.length){throw new rr[\"b\"](\"font-size-invalid-use-of-named-presets: \"+\"If config.fontSize.supportAllValues is set to true, you need to use numerical values as font size options.\",null,{presets:n})}t.conversion.for(\"downcast\").attributeToElement({model:Hx,view:(e,t)=>{if(!e){return}return t.createAttributeElement(\"span\",{style:\"font-size:\"+e},{priority:7})}});t.conversion.for(\"upcast\").attributeToAttribute({model:{key:Hx,value:e=>e.getStyle(\"font-size\")},view:{name:\"span\"}})}}var TA='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M9.816 11.5L7.038 4.785 4.261 11.5h5.555zm.62 1.5H3.641l-1.666 4.028H.312l5.789-14h1.875l5.789 14h-1.663L10.436 13zm7.55 2.279l.779-.779.707.707-2.265 2.265-2.193-2.265.707-.707.765.765V4.825c0-.042 0-.083.002-.123l-.77.77-.707-.707L17.207 2.5l2.265 2.265-.707.707-.782-.782c.002.043.003.089.003.135v10.454z\"/></svg>';var MA=n(54);class EA extends Dw{init(){const e=this.editor;const t=e.t;const n=this._getLocalizedOptions();const i=e.commands.get(Hx);e.ui.componentFactory.add(Hx,o=>{const s=bw(o);_w(s,PA(n,i));s.buttonView.set({label:t(\"Font Size\"),icon:TA,tooltip:true});s.extendTemplate({attributes:{class:[\"ck-font-size-dropdown\"]}});s.bind(\"isEnabled\").to(i);this.listenTo(s,\"execute\",t=>{e.execute(t.source.commandName,{value:t.source.commandParam});e.editing.view.focus()});return s})}_getLocalizedOptions(){const e=this.editor;const t=e.t;const n={Default:t(\"Default\"),Tiny:t(\"Tiny\"),Small:t(\"Small\"),Big:t(\"Big\"),Huge:t(\"Huge\")};const i=bA(e.config.get(Hx).options);return i.map(e=>{const t=n[e.title];if(t&&t!=e.title){e=Object.assign({},e,{title:t})}return e})}}function PA(e,t){const n=new xr;for(const i of e){const e={type:\"button\",model:new by({commandName:Hx,commandParam:i.model,label:i.title,class:\"ck-fontsize-option\",withText:true})};if(i.view&&i.view.styles){e.model.set(\"labelStyle\",`font-size:${i.view.styles[\"font-size\"]}`)}if(i.view&&i.view.classes){e.model.set(\"class\",`${e.model.class} ${i.view.classes}`)}e.model.bind(\"isOn\").to(t,\"value\",e=>e===i.model);n.add(e)}return n}class SA extends Dw{static get requires(){return[CA,EA]}static get pluginName(){return\"FontSize\"}}class IA extends zw{refresh(){const e=this.editor.model;const t=e.document;const n=Vw(t.selection.getSelectedBlocks());this.value=!!n&&n.is(\"paragraph\");this.isEnabled=!!n&&OA(n,e.schema)}execute(e={}){const t=this.editor.model;const n=t.document;t.change(i=>{const o=(e.selection||n.selection).getSelectedBlocks();for(const e of o){if(!e.is(\"paragraph\")&&OA(e,t.schema)){i.rename(e,\"paragraph\")}}})}}function OA(e,t){return t.checkChild(e.parent,\"paragraph\")&&!t.isObject(e)}class NA extends Dw{static get pluginName(){return\"Paragraph\"}init(){const e=this.editor;const t=e.model;const n=e.data;e.commands.add(\"paragraph\",new IA(e));t.schema.register(\"paragraph\",{inheritAllFrom:\"$block\"});e.conversion.elementToElement({model:\"paragraph\",view:\"p\"});e.conversion.for(\"upcast\").elementToElement({model:(e,t)=>{if(!NA.paragraphLikeElements.has(e.name)){return null}if(e.isEmpty){return null}return t.createElement(\"paragraph\")},converterPriority:\"low\"});n.upcastDispatcher.on(\"element\",(e,t,n)=>{if(!n.consumable.test(t.viewItem,{name:t.viewItem.name})){return}if(RA(t.viewItem,t.modelCursor,n.schema)){Object.assign(t,LA(t.viewItem,t.modelCursor,n))}},{priority:\"low\"});n.upcastDispatcher.on(\"text\",(e,t,n)=>{if(t.modelRange){return}if(RA(t.viewItem,t.modelCursor,n.schema)){Object.assign(t,LA(t.viewItem,t.modelCursor,n))}},{priority:\"lowest\"});t.document.registerPostFixer(e=>this._autoparagraphEmptyRoots(e));e.data.on(\"ready\",()=>{t.enqueueChange(\"transparent\",e=>this._autoparagraphEmptyRoots(e))},{priority:\"lowest\"})}_autoparagraphEmptyRoots(e){const t=this.editor.model;for(const n of t.document.getRootNames()){const i=t.document.getRoot(n);if(i.isEmpty&&i.rootName!=\"$graveyard\"){if(t.schema.checkChild(i,\"paragraph\")){e.insertElement(\"paragraph\",i);return true}}}}}NA.paragraphLikeElements=new Set([\"blockquote\",\"dd\",\"div\",\"dt\",\"h1\",\"h2\",\"h3\",\"h4\",\"h5\",\"h6\",\"li\",\"p\",\"td\"]);function LA(e,t,n){const i=n.writer.createElement(\"paragraph\");n.writer.insert(i,t);return n.convertItem(e,n.writer.createPositionAt(i,0))}function RA(e,t,n){const i=n.createContext(t);if(!n.checkChild(i,\"paragraph\")){return false}if(!n.checkChild(i.push(\"paragraph\"),e)){return false}return true}class DA extends zw{constructor(e,t){super(e);this.modelElements=t}refresh(){const e=Vw(this.editor.model.document.selection.getSelectedBlocks());this.value=!!e&&this.modelElements.includes(e.name)&&e.name;this.isEnabled=!!e&&this.modelElements.some(t=>jA(e,t,this.editor.model.schema))}execute(e){const t=this.editor.model;const n=t.document;const i=e.value;t.change(e=>{const o=Array.from(n.selection.getSelectedBlocks()).filter(e=>jA(e,i,t.schema));for(const t of o){if(!t.is(i)){e.rename(t,i)}}})}}function jA(e,t,n){return n.checkChild(e.parent,t)&&!n.isObject(e)}const zA=\"paragraph\";class BA extends Dw{static get pluginName(){return\"HeadingEditing\"}constructor(e){super(e);e.config.define(\"heading\",{options:[{model:\"paragraph\",title:\"Paragraph\",class:\"ck-heading_paragraph\"},{model:\"heading1\",view:\"h2\",title:\"Heading 1\",class:\"ck-heading_heading1\"},{model:\"heading2\",view:\"h3\",title:\"Heading 2\",class:\"ck-heading_heading2\"},{model:\"heading3\",view:\"h4\",title:\"Heading 3\",class:\"ck-heading_heading3\"}]})}static get requires(){return[NA]}init(){const e=this.editor;const t=e.config.get(\"heading.options\");const n=[];for(const i of t){if(i.model!==zA){e.model.schema.register(i.model,{inheritAllFrom:\"$block\"});e.conversion.elementToElement(i);n.push(i.model)}}this._addDefaultH1Conversion(e);e.commands.add(\"heading\",new DA(e,n))}afterInit(){const e=this.editor;const t=e.commands.get(\"enter\");const n=e.config.get(\"heading.options\");if(t){this.listenTo(t,\"afterExecute\",(t,i)=>{const o=e.model.document.selection.getFirstPosition().parent;const s=n.some(e=>o.is(e.model));if(s&&!o.is(zA)&&o.childCount===0){i.writer.rename(o,zA)}})}}_addDefaultH1Conversion(e){e.conversion.for(\"upcast\").elementToElement({model:\"heading1\",view:\"h1\",converterPriority:or.get(\"low\")+1})}}function VA(e){const t=e.t;const n={Paragraph:t(\"Paragraph\"),\"Heading 1\":t(\"Heading 1\"),\"Heading 2\":t(\"Heading 2\"),\"Heading 3\":t(\"Heading 3\"),\"Heading 4\":t(\"Heading 4\"),\"Heading 5\":t(\"Heading 5\"),\"Heading 6\":t(\"Heading 6\")};return e.config.get(\"heading.options\").map(e=>{const t=n[e.title];if(t&&t!=e.title){e.title=t}return e})}var FA=n(11);class HA extends Dw{init(){const e=this.editor;const t=e.t;const n=VA(e);const i=t(\"Choose heading\");const o=t(\"Heading\");e.ui.componentFactory.add(\"heading\",t=>{const s={};const r=new xr;const a=e.commands.get(\"heading\");const c=e.commands.get(\"paragraph\");const l=[a];for(const e of n){const t={type:\"button\",model:new by({label:e.title,class:e.class,withText:true})};if(e.model===\"paragraph\"){t.model.bind(\"isOn\").to(c,\"value\");t.model.set(\"commandName\",\"paragraph\");l.push(c)}else{t.model.bind(\"isOn\").to(a,\"value\",t=>t===e.model);t.model.set({commandName:\"heading\",commandValue:e.model})}r.add(t);s[e.model]=e.title}const d=bw(t);_w(d,r);d.buttonView.set({isOn:false,withText:true,tooltip:o});d.extendTemplate({attributes:{class:[\"ck-heading-dropdown\"]}});d.bind(\"isEnabled\").toMany(l,\"isEnabled\",(...e)=>e.some(e=>e));d.buttonView.bind(\"label\").to(a,\"value\",c,\"value\",(e,t)=>{const n=e||t&&\"paragraph\";return s[n]?s[n]:i});this.listenTo(d,\"execute\",t=>{e.execute(t.source.commandName,t.source.commandValue?{value:t.source.commandValue}:undefined);e.editing.view.focus()});return d})}}class UA extends Dw{static get requires(){return[BA,HA]}static get pluginName(){return\"Heading\"}}class WA extends zw{refresh(){const e=this.editor.model;const t=e.document;this.value=t.selection.getAttribute(\"highlight\");this.isEnabled=e.schema.checkAttributeInSelection(t.selection,\"highlight\")}execute(e={}){const t=this.editor.model;const n=t.document;const i=n.selection;const o=e.value;t.change(e=>{const n=t.schema.getValidRanges(i.getRanges(),\"highlight\");if(i.isCollapsed){const t=i.getFirstPosition();if(i.hasAttribute(\"highlight\")){const n=e=>e.item.hasAttribute(\"highlight\")&&e.item.getAttribute(\"highlight\")===this.value;const i=t.getLastMatchingPosition(n,{direction:\"backward\"});const s=t.getLastMatchingPosition(n);const r=e.createRange(i,s);if(!o||this.value===o){e.removeAttribute(\"highlight\",r);e.removeSelectionAttribute(\"highlight\")}else{e.setAttribute(\"highlight\",o,r);e.setSelectionAttribute(\"highlight\",o)}}else if(o){e.setSelectionAttribute(\"highlight\",o)}}else{for(const t of n){if(o){e.setAttribute(\"highlight\",o,t)}else{e.removeAttribute(\"highlight\",t)}}}})}}class $A extends Dw{static get pluginName(){return\"HighlightEditing\"}constructor(e){super(e);e.config.define(\"highlight\",{options:[{model:\"yellowMarker\",class:\"marker-yellow\",title:\"Yellow marker\",color:\"var(--ck-highlight-marker-yellow)\",type:\"marker\"},{model:\"greenMarker\",class:\"marker-green\",title:\"Green marker\",color:\"var(--ck-highlight-marker-green)\",type:\"marker\"},{model:\"pinkMarker\",class:\"marker-pink\",title:\"Pink marker\",color:\"var(--ck-highlight-marker-pink)\",type:\"marker\"},{model:\"blueMarker\",class:\"marker-blue\",title:\"Blue marker\",color:\"var(--ck-highlight-marker-blue)\",type:\"marker\"},{model:\"redPen\",class:\"pen-red\",title:\"Red pen\",color:\"var(--ck-highlight-pen-red)\",type:\"pen\"},{model:\"greenPen\",class:\"pen-green\",title:\"Green pen\",color:\"var(--ck-highlight-pen-green)\",type:\"pen\"}]})}init(){const e=this.editor;e.model.schema.extend(\"$text\",{allowAttributes:\"highlight\"});const t=e.config.get(\"highlight.options\");e.conversion.attributeToElement(qA(t));e.commands.add(\"highlight\",new WA(e))}}function qA(e){const t={model:{key:\"highlight\",values:[]},view:{}};for(const n of e){t.model.values.push(n.model);t.view[n.model]={name:\"mark\",classes:n.class}}return t}var YA='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path class=\"ck-icon__fill\" d=\"M10.798 1.59L3.002 12.875l1.895 1.852 2.521 1.402 6.997-12.194z\"/><path d=\"M2.556 16.727l.234-.348c-.297-.151-.462-.293-.498-.426-.036-.137.002-.416.115-.837.094-.25.15-.449.169-.595a4.495 4.495 0 0 0 0-.725c-.209-.621-.303-1.041-.284-1.26.02-.218.178-.506.475-.862l6.77-9.414c.539-.91 1.605-.85 3.199.18 1.594 1.032 2.188 1.928 1.784 2.686l-5.877 10.36c-.158.412-.333.673-.526.782-.193.108-.604.179-1.232.21-.362.131-.608.237-.738.318-.13.081-.305.238-.526.47-.293.265-.504.397-.632.397-.096 0-.27-.075-.524-.226l-.31.41-1.6-1.12zm-.279.415l1.575 1.103-.392.515H1.19l1.087-1.618zm8.1-13.656l-4.953 6.9L8.75 12.57l4.247-7.574c.175-.25-.188-.647-1.092-1.192-.903-.546-1.412-.652-1.528-.32zM8.244 18.5L9.59 17h9.406v1.5H8.245z\"/></svg>';var GA='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path class=\"ck-icon__fill\" d=\"M10.126 2.268L2.002 13.874l1.895 1.852 2.521 1.402L14.47 5.481l-1.543-2.568-2.801-.645z\"/><path d=\"M4.5 18.088l-2.645-1.852-.04-2.95-.006-.005.006-.008v-.025l.011.008L8.73 2.97c.165-.233.356-.417.567-.557l-1.212.308L4.604 7.9l-.83-.558 3.694-5.495 2.708-.69 1.65 1.145.046.018.85-1.216 2.16 1.512-.856 1.222c.828.967 1.144 2.141.432 3.158L7.55 17.286l.006.005-3.055.797H4.5zm-.634.166l-1.976.516-.026-1.918 2.002 1.402zM9.968 3.817l-.006-.004-6.123 9.184 3.277 2.294 6.108-9.162.005.003c.317-.452-.16-1.332-1.064-1.966-.891-.624-1.865-.776-2.197-.349zM8.245 18.5L9.59 17h9.406v1.5H8.245z\"/></svg>';var JA=n(57);class KA extends Dw{get localizedOptionTitles(){const e=this.editor.t;return{\"Yellow marker\":e(\"Yellow marker\"),\"Green marker\":e(\"Green marker\"),\"Pink marker\":e(\"Pink marker\"),\"Blue marker\":e(\"Blue marker\"),\"Red pen\":e(\"Red pen\"),\"Green pen\":e(\"Green pen\")}}static get pluginName(){return\"HighlightUI\"}init(){const e=this.editor.config.get(\"highlight.options\");for(const t of e){this._addHighlighterButton(t)}this._addRemoveHighlightButton();this._addDropdown(e)}_addRemoveHighlightButton(){const e=this.editor.t;this._addButton(\"removeHighlight\",e(\"Remove highlight\"),Bx)}_addHighlighterButton(e){const t=this.editor.commands.get(\"highlight\");this._addButton(\"highlight:\"+e.model,e.title,XA(e.type),e.model,n);function n(n){n.bind(\"isEnabled\").to(t,\"isEnabled\");n.bind(\"isOn\").to(t,\"value\",t=>t===e.model);n.iconView.fillColor=e.color;n.isToggleable=true}}_addButton(e,t,n,i,o=(()=>{})){const s=this.editor;s.ui.componentFactory.add(e,e=>{const r=new sw(e);const a=this.localizedOptionTitles[t]?this.localizedOptionTitles[t]:t;r.set({label:a,icon:n,tooltip:true});r.on(\"execute\",()=>{s.execute(\"highlight\",{value:i});s.editing.view.focus()});o(r);return r})}_addDropdown(e){const t=this.editor;const n=t.t;const i=t.ui.componentFactory;const o=e[0];const s=e.reduce((e,t)=>{e[t.model]=t;return e},{});i.add(\"highlight\",r=>{const a=t.commands.get(\"highlight\");const c=bw(r,_y);const l=c.buttonView;l.set({tooltip:n(\"Highlight\"),lastExecuted:o.model,commandValue:o.model,isToggleable:true});l.bind(\"icon\").to(a,\"value\",e=>XA(u(e,\"type\")));l.bind(\"color\").to(a,\"value\",e=>u(e,\"color\"));l.bind(\"commandValue\").to(a,\"value\",e=>u(e,\"model\"));l.bind(\"isOn\").to(a,\"value\",e=>!!e);l.delegate(\"execute\").to(c);const d=e.map(e=>{const t=i.create(\"highlight:\"+e.model);this.listenTo(t,\"execute\",()=>c.buttonView.set({lastExecuted:e.model}));return t});c.bind(\"isEnabled\").toMany(d,\"isEnabled\",(...e)=>e.some(e=>e));d.push(new qb);d.push(i.create(\"removeHighlight\"));ww(c,d);QA(c);c.toolbarView.ariaLabel=n(\"Text highlight toolbar\");l.on(\"execute\",()=>{t.execute(\"highlight\",{value:l.commandValue});t.editing.view.focus()});function u(e,t){const n=!e||e===l.lastExecuted?l.lastExecuted:e;return s[n][t]}return c})}}function QA(e){const t=e.buttonView.actionView;t.iconView.bind(\"fillColor\").to(e.buttonView,\"color\")}function XA(e){return e===\"marker\"?YA:GA}class ZA extends Dw{static get requires(){return[$A,KA]}static get pluginName(){return\"Highlight\"}}class eC extends zw{refresh(){this.isEnabled=tC(this.editor.model)}execute(){const e=this.editor.model;e.change(t=>{const n=t.createElement(\"horizontalLine\");e.insertContent(n);let i=n.nextSibling;const o=i&&e.schema.checkChild(i,\"$text\");if(!o&&e.schema.checkChild(n.parent,\"paragraph\")){i=t.createElement(\"paragraph\");e.insertContent(i,t.createPositionAfter(n))}if(i){t.setSelection(i,0)}})}}function tC(e){const t=e.schema;const n=e.document.selection;return nC(n,t,e)&&!iC(n,t)}function nC(e,t,n){const i=oC(e,n);return t.checkChild(i,\"horizontalLine\")}function iC(e,t){const n=e.getSelectedElement();return n&&t.isObject(n)}function oC(e,t){const n=F_(e,t);const i=n.parent;if(i.isEmpty&&!i.is(\"$root\")){return i.parent}return i}var sC=n(59);class rC extends Dw{static get pluginName(){return\"HorizontalLineEditing\"}init(){const e=this.editor;const t=e.model.schema;const n=e.t;const i=e.conversion;t.register(\"horizontalLine\",{isObject:true,allowWhere:\"$block\"});i.for(\"dataDowncast\").elementToElement({model:\"horizontalLine\",view:(e,t)=>t.createEmptyElement(\"hr\")});i.for(\"editingDowncast\").elementToElement({model:\"horizontalLine\",view:(e,t)=>{const i=n(\"Horizontal line\");const o=t.createContainerElement(\"div\");const s=t.createEmptyElement(\"hr\");t.addClass(\"ck-horizontal-line\",o);t.setCustomProperty(\"hr\",true,o);t.insert(t.createPositionAt(o,0),s);return aC(o,t,i)}});i.for(\"upcast\").elementToElement({view:\"hr\",model:\"horizontalLine\"});e.commands.add(\"horizontalLine\",new eC(e))}}function aC(e,t,n){t.setCustomProperty(\"horizontalLine\",true,e);return D_(e,t,{label:n})}var cC='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 9h16v2H2z\"/></svg>';class lC extends Dw{init(){const e=this.editor;const t=e.t;e.ui.componentFactory.add(\"horizontalLine\",n=>{const i=e.commands.get(\"horizontalLine\");const o=new sw(n);o.set({label:t(\"Horizontal line\"),icon:cC,tooltip:true});o.bind(\"isEnabled\").to(i,\"isEnabled\");this.listenTo(o,\"execute\",()=>{e.execute(\"horizontalLine\");e.editing.view.focus()});return o})}}class dC extends Dw{static get requires(){return[rC,lC]}static get pluginName(){return\"HorizontalLine\"}}class uC extends Ju{constructor(e){super(e);this.domEventType=\"mousedown\"}onDomEvent(e){this.fire(e.type,e)}}var hC=n(61);class fC extends Dw{static get pluginName(){return\"Widget\"}init(){const e=this.editor.editing.view;const t=e.document;this._previouslySelected=new Set;this.editor.editing.downcastDispatcher.on(\"selection\",(e,t,n)=>{this._clearPreviouslySelectedWidgets(n.writer);const i=n.writer;const o=i.document.selection;const s=o.getSelectedElement();let r=null;for(const e of o.getRanges()){for(const t of e){const e=t.item;if(R_(e)&&!pC(e,r)){i.addClass(L_,e);this._previouslySelected.add(e);r=e;if(e==s){i.setSelection(o.getRanges(),{fake:true,label:B_(s)})}}}}},{priority:\"low\"});e.addObserver(uC);this.listenTo(t,\"mousedown\",(...e)=>this._onMousedown(...e));this.listenTo(t,\"keydown\",(...e)=>this._onKeydown(...e),{priority:\"high\"});this.listenTo(t,\"delete\",(e,t)=>{if(this._handleDelete(t.direction==\"forward\")){t.preventDefault();e.stop()}},{priority:\"high\"})}_onMousedown(e,t){const n=this.editor;const i=n.editing.view;const o=i.document;let s=t.target;if(gC(s)){if(Tl.isSafari&&t.domEvent.detail>=3){const e=n.editing.mapper;const i=e.toModelElement(s);this.editor.model.change(e=>{t.preventDefault();e.setSelection(i,\"in\")})}return}if(!R_(s)){s=s.findAncestor(R_);if(!s){return}}t.preventDefault();if(!o.isFocused){i.focus()}const r=n.editing.mapper.toModelElement(s);this._setSelectionOverElement(r)}_onKeydown(e,t){const n=t.keyCode;const i=this.editor.locale.contentLanguageDirection===\"ltr\";const o=n==Ll.arrowdown||n==Ll[i?\"arrowright\":\"arrowleft\"];let s=false;if(mC(n)){s=this._handleArrowKeys(o)}else if(n===Ll.enter){s=this._handleEnterKey(t.shiftKey)}if(s){t.preventDefault();e.stop()}}_handleDelete(e){if(this.editor.isReadOnly){return}const t=this.editor.model.document;const n=t.selection;if(!n.isCollapsed){return}const i=this._getObjectElementNextToSelection(e);if(i){this.editor.model.change(e=>{let t=n.anchor.parent;while(t.isEmpty){const n=t;t=n.parent;e.remove(n)}this._setSelectionOverElement(i)});return true}}_handleArrowKeys(e){const t=this.editor.model;const n=t.schema;const i=t.document;const o=i.selection;const s=o.getSelectedElement();if(s&&n.isObject(s)){const i=e?o.getLastPosition():o.getFirstPosition();const s=n.getNearestSelectionRange(i,e?\"forward\":\"backward\");if(s){t.change(e=>{e.setSelection(s)})}return true}if(!o.isCollapsed){return}const r=this._getObjectElementNextToSelection(e);if(!!r&&n.isObject(r)){this._setSelectionOverElement(r);return true}}_handleEnterKey(e){const t=this.editor.model;const n=t.document.selection;const i=n.getSelectedElement();if(bC(i,t.schema)){t.change(n=>{let o=n.createPositionAt(i,e?\"before\":\"after\");const s=n.createElement(\"paragraph\");if(t.schema.isBlock(i.parent)){const e=t.schema.findAllowedParent(o,s);o=n.split(o,e).position}n.insert(s,o);n.setSelection(s,\"in\")});return true}}_setSelectionOverElement(e){this.editor.model.change(t=>{t.setSelection(t.createRangeOn(e))})}_getObjectElementNextToSelection(e){const t=this.editor.model;const n=t.schema;const i=t.document.selection;const o=t.createSelection(i);t.modifySelection(o,{direction:e?\"forward\":\"backward\"});const s=e?o.focus.nodeBefore:o.focus.nodeAfter;if(!!s&&n.isObject(s)){return s}return null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected){e.removeClass(L_,t)}this._previouslySelected.clear()}}function mC(e){return e==Ll.arrowright||e==Ll.arrowleft||e==Ll.arrowup||e==Ll.arrowdown}function gC(e){while(e){if(e.is(\"editableElement\")&&!e.is(\"rootElement\")){return true}if(R_(e)){return false}e=e.parent}return false}function pC(e,t){if(!t){return false}return Array.from(e.getAncestors()).includes(t)}function bC(e,t){return e&&t.isObject(e)&&!t.isInline(e)}class wC extends zw{refresh(){const e=this.editor.model.document.selection.getSelectedElement();this.isEnabled=G_(e);if(G_(e)&&e.hasAttribute(\"alt\")){this.value=e.getAttribute(\"alt\")}else{this.value=false}}execute(e){const t=this.editor.model;const n=t.document.selection.getSelectedElement();t.change(t=>{t.setAttribute(\"alt\",e.newValue,n)})}}class _C extends Dw{static get pluginName(){return\"ImageTextAlternativeEditing\"}init(){this.editor.commands.add(\"imageTextAlternative\",new wC(this.editor))}}var vC=n(63);class kC extends wb{constructor(e,t){super(e);const n=`ck-labeled-field-view-${nr()}`;const i=`ck-labeled-field-view-status-${nr()}`;this.fieldView=t(this,n,i);this.set(\"label\");this.set(\"isEnabled\",true);this.set(\"errorText\",null);this.set(\"infoText\",null);this.set(\"class\");this.labelView=this._createLabelView(n);this.statusView=this._createStatusView(i);this.bind(\"_statusText\").to(this,\"errorText\",this,\"infoText\",(e,t)=>e||t);const o=this.bindTemplate;this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-labeled-field-view\",o.to(\"class\"),o.if(\"isEnabled\",\"ck-disabled\",e=>!e)]},children:[this.labelView,this.fieldView,this.statusView]})}_createLabelView(e){const t=new jx(this.locale);t.for=e;t.bind(\"text\").to(this,\"label\");return t}_createStatusView(e){const t=new wb(this.locale);const n=this.bindTemplate;t.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-labeled-field-view__status\",n.if(\"errorText\",\"ck-labeled-field-view__status_error\"),n.if(\"_statusText\",\"ck-hidden\",e=>!e)],id:e,role:n.if(\"errorText\",\"alert\")},children:[{text:n.to(\"_statusText\")}]});return t}focus(){this.fieldView.focus()}}var yC=n(65);class xC extends wb{constructor(e){super(e);this.set(\"value\");this.set(\"id\");this.set(\"placeholder\");this.set(\"isReadOnly\",false);this.set(\"hasError\",false);this.set(\"ariaDescribedById\");const t=this.bindTemplate;this.setTemplate({tag:\"input\",attributes:{type:\"text\",class:[\"ck\",\"ck-input\",\"ck-input-text\",t.if(\"hasError\",\"ck-error\")],id:t.to(\"id\"),placeholder:t.to(\"placeholder\"),readonly:t.to(\"isReadOnly\"),\"aria-invalid\":t.if(\"hasError\",true),\"aria-describedby\":t.to(\"ariaDescribedById\")},on:{input:t.to(\"input\")}})}render(){super.render();const e=e=>{this.element.value=!e&&e!==0?\"\":e};e(this.value);this.on(\"change:value\",(t,n,i)=>{e(i)})}select(){this.element.select()}focus(){this.element.focus()}}function AC(e,t,n){const i=new xC(e.locale);i.set({id:t,ariaDescribedById:n});i.bind(\"isReadOnly\").to(e,\"isEnabled\",e=>!e);i.bind(\"hasError\").to(e,\"errorText\",e=>!!e);i.on(\"input\",()=>{e.errorText=null});return i}function CC(e,t,n){const i=bw(e.locale);i.set({id:t,ariaDescribedById:n});i.bind(\"isEnabled\").to(e);return i}function TC({view:e}){e.listenTo(e.element,\"submit\",(t,n)=>{n.preventDefault();e.fire(\"submit\")},{useCapture:true})}var MC='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M6.972 16.615a.997.997 0 0 1-.744-.292l-4.596-4.596a1 1 0 1 1 1.414-1.414l3.926 3.926 9.937-9.937a1 1 0 0 1 1.414 1.415L7.717 16.323a.997.997 0 0 1-.745.292z\"/></svg>';var EC='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M11.591 10.177l4.243 4.242a1 1 0 0 1-1.415 1.415l-4.242-4.243-4.243 4.243a1 1 0 0 1-1.414-1.415l4.243-4.242L4.52 5.934A1 1 0 0 1 5.934 4.52l4.243 4.243 4.242-4.243a1 1 0 1 1 1.415 1.414l-4.243 4.243z\"/></svg>';var PC=n(67);class SC extends wb{constructor(e){super(e);const t=this.locale.t;this.focusTracker=new Mp;this.keystrokes=new mp;this.labeledInput=this._createLabeledInputView();this.saveButtonView=this._createButton(t(\"Save\"),MC,\"ck-button-save\");this.saveButtonView.type=\"submit\";this.cancelButtonView=this._createButton(t(\"Cancel\"),EC,\"ck-button-cancel\",\"cancel\");this._focusables=new Hp;this._focusCycler=new Wb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"shift + tab\",focusNext:\"tab\"}});this.setTemplate({tag:\"form\",attributes:{class:[\"ck\",\"ck-text-alternative-form\"],tabindex:\"-1\"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]})}render(){super.render();this.keystrokes.listenTo(this.element);TC({view:this});[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e);this.focusTracker.add(e.element)})}_createButton(e,t,n,i){const o=new sw(this.locale);o.set({label:e,icon:t,tooltip:true});o.extendTemplate({attributes:{class:n}});if(i){o.delegate(\"execute\").to(this,i)}return o}_createLabeledInputView(){const e=this.locale.t;const t=new kC(this.locale,AC);t.label=e(\"Text alternative\");t.fieldView.placeholder=e(\"Text alternative\");return t}}var IC='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z\"/></svg>';var OC='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z\"/></svg>';var NC=n(69);var LC=n(71);const RC=Db(\"px\");class DC extends Dw{static get pluginName(){return\"ContextualBalloon\"}constructor(e){super(e);this.positionLimiter=()=>{const e=this.editor.editing.view;const t=e.document;const n=t.selection.editableElement;if(n){return e.domConverter.mapViewToDom(n.root)}return null};this.set(\"visibleView\",null);this.view=new Vb(e.locale);e.ui.view.body.add(this.view);e.ui.focusTracker.add(this.view.element);this._viewToStack=new Map;this._idToStack=new Map;this.set(\"_numberOfStacks\",0);this.set(\"_singleViewMode\",false);this._rotatorView=this._createRotatorView();this._fakePanelsView=this._createFakePanelsView()}hasView(e){return Array.from(this._viewToStack.keys()).includes(e)}add(e){if(this.hasView(e.view)){throw new rr[\"b\"](\"contextualballoon-add-view-exist: Cannot add configuration of the same view twice.\",[this,e])}const t=e.stackId||\"main\";if(!this._idToStack.has(t)){this._idToStack.set(t,new Map([[e.view,e]]));this._viewToStack.set(e.view,this._idToStack.get(t));this._numberOfStacks=this._idToStack.size;if(!this._visibleStack||e.singleViewMode){this.showStack(t)}return}const n=this._idToStack.get(t);if(e.singleViewMode){this.showStack(t)}n.set(e.view,e);this._viewToStack.set(e.view,n);if(n===this._visibleStack){this._showView(e)}}remove(e){if(!this.hasView(e)){throw new rr[\"b\"](\"contextualballoon-remove-view-not-exist: Cannot remove the configuration of a non-existent view.\",[this,e])}const t=this._viewToStack.get(e);if(this._singleViewMode&&this.visibleView===e){this._singleViewMode=false}if(this.visibleView===e){if(t.size===1){if(this._idToStack.size>1){this._showNextStack()}else{this.view.hide();this.visibleView=null;this._rotatorView.hideView()}}else{this._showView(Array.from(t.values())[t.size-2])}}if(t.size===1){this._idToStack.delete(this._getStackId(t));this._numberOfStacks=this._idToStack.size}else{t.delete(e)}this._viewToStack.delete(e)}updatePosition(e){if(e){this._visibleStack.get(this.visibleView).position=e}this.view.pin(this._getBalloonPosition());this._fakePanelsView.updatePosition()}showStack(e){this.visibleStack=e;const t=this._idToStack.get(e);if(!t){throw new rr[\"b\"](\"contextualballoon-showstack-stack-not-exist: Cannot show a stack that does not exist.\",this)}if(this._visibleStack===t){return}this._showView(Array.from(t.values()).pop())}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(e){const t=Array.from(this._idToStack.entries()).find(t=>t[1]===e);return t[0]}_showNextStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)+1;if(!e[t]){t=0}this.showStack(this._getStackId(e[t]))}_showPrevStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)-1;if(!e[t]){t=e.length-1}this.showStack(this._getStackId(e[t]))}_createRotatorView(){const e=new jC(this.editor.locale);const t=this.editor.locale.t;this.view.content.add(e);e.bind(\"isNavigationVisible\").to(this,\"_numberOfStacks\",this,\"_singleViewMode\",(e,t)=>!t&&e>1);e.on(\"change:isNavigationVisible\",()=>this.updatePosition(),{priority:\"low\"});e.bind(\"counter\").to(this,\"visibleView\",this,\"_numberOfStacks\",(e,n)=>{if(n<2){return\"\"}const i=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return t(\"%0 of %1\",[i,n])});e.buttonNextView.on(\"execute\",()=>{if(e.focusTracker.isFocused){this.editor.editing.view.focus()}this._showNextStack()});e.buttonPrevView.on(\"execute\",()=>{if(e.focusTracker.isFocused){this.editor.editing.view.focus()}this._showPrevStack()});return e}_createFakePanelsView(){const e=new zC(this.editor.locale,this.view);e.bind(\"numberOfPanels\").to(this,\"_numberOfStacks\",this,\"_singleViewMode\",(e,t)=>{const n=!t&&e>=2;return n?Math.min(e-1,2):0});e.listenTo(this.view,\"change:top\",()=>e.updatePosition());e.listenTo(this.view,\"change:left\",()=>e.updatePosition());this.editor.ui.view.body.add(e);return e}_showView({view:e,balloonClassName:t=\"\",withArrow:n=true,singleViewMode:i=false}){this.view.class=t;this.view.withArrow=n;this._rotatorView.showView(e);this.visibleView=e;this.view.pin(this._getBalloonPosition());this._fakePanelsView.updatePosition();if(i){this._singleViewMode=true}}_getBalloonPosition(){let e=Array.from(this._visibleStack.values()).pop().position;if(e&&!e.limiter){e=Object.assign({},e,{limiter:this.positionLimiter})}return e}}class jC extends wb{constructor(e){super(e);const t=e.t;const n=this.bindTemplate;this.set(\"isNavigationVisible\",true);this.focusTracker=new Mp;this.buttonPrevView=this._createButtonView(t(\"Previous\"),IC);this.buttonNextView=this._createButtonView(t(\"Next\"),OC);this.content=this.createCollection();this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-balloon-rotator\"],\"z-index\":\"-1\"},children:[{tag:\"div\",attributes:{class:[\"ck-balloon-rotator__navigation\",n.to(\"isNavigationVisible\",e=>e?\"\":\"ck-hidden\")]},children:[this.buttonPrevView,{tag:\"span\",attributes:{class:[\"ck-balloon-rotator__counter\"]},children:[{text:n.to(\"counter\")}]},this.buttonNextView]},{tag:\"div\",attributes:{class:\"ck-balloon-rotator__content\"},children:this.content}]})}render(){super.render();this.focusTracker.add(this.element)}showView(e){this.hideView();this.content.add(e)}hideView(){this.content.clear()}_createButtonView(e,t){const n=new sw(this.locale);n.set({label:e,icon:t,tooltip:true});return n}}class zC extends wb{constructor(e,t){super(e);const n=this.bindTemplate;this.set(\"top\",0);this.set(\"left\",0);this.set(\"height\",0);this.set(\"width\",0);this.set(\"numberOfPanels\",0);this.content=this.createCollection();this._balloonPanelView=t;this.setTemplate({tag:\"div\",attributes:{class:[\"ck-fake-panel\",n.to(\"numberOfPanels\",e=>e?\"\":\"ck-hidden\")],style:{top:n.to(\"top\",RC),left:n.to(\"left\",RC),width:n.to(\"width\",RC),height:n.to(\"height\",RC)}},children:this.content});this.on(\"change:numberOfPanels\",(e,t,n,i)=>{if(n>i){this._addPanels(n-i)}else{this._removePanels(i-n)}this.updatePosition()})}_addPanels(e){while(e--){const e=new wb;e.setTemplate({tag:\"div\"});this.content.add(e);this.registerChild(e)}}_removePanels(e){while(e--){const e=this.content.last;this.content.remove(e);this.deregisterChild(e);e.destroy()}}updatePosition(){if(this.numberOfPanels){const{top:e,left:t}=this._balloonPanelView;const{width:n,height:i}=new kh(this._balloonPanelView.element);Object.assign(this,{top:e,left:t,width:n,height:i})}}}var BC='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M5.085 6.22L2.943 4.078a.75.75 0 1 1 1.06-1.06l2.592 2.59A11.094 11.094 0 0 1 10 5.068c4.738 0 8.578 3.101 8.578 5.083 0 1.197-1.401 2.803-3.555 3.887l1.714 1.713a.75.75 0 0 1-.09 1.138.488.488 0 0 1-.15.084.75.75 0 0 1-.821-.16L6.17 7.304c-.258.11-.51.233-.757.365l6.239 6.24-.006.005.78.78c-.388.094-.78.166-1.174.215l-1.11-1.11h.011L4.55 8.197a7.2 7.2 0 0 0-.665.514l-.112.098 4.897 4.897-.005.006 1.276 1.276a10.164 10.164 0 0 1-1.477-.117l-.479-.479-.009.009-4.863-4.863-.022.031a2.563 2.563 0 0 0-.124.2c-.043.077-.08.158-.108.241a.534.534 0 0 0-.028.133.29.29 0 0 0 .008.072.927.927 0 0 0 .082.226c.067.133.145.26.234.379l3.242 3.365.025.01.59.623c-3.265-.918-5.59-3.155-5.59-4.668 0-1.194 1.448-2.838 3.663-3.93zm7.07.531a4.632 4.632 0 0 1 1.108 5.992l.345.344.046-.018a9.313 9.313 0 0 0 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n=Vb.defaultPositions;return{target:t.domConverter.viewToDom(t.document.selection.getSelectedElement()),positions:[n.northArrowSouth,n.northArrowSouthWest,n.northArrowSouthEast,n.southArrowNorth,n.southArrowNorthWest,n.southArrowNorthEast]}}class HC extends Dw{static get requires(){return[DC]}static get pluginName(){return\"ImageTextAlternativeUI\"}init(){this._createButton();this._createForm()}destroy(){super.destroy();this._form.destroy()}_createButton(){const e=this.editor;const t=e.t;e.ui.componentFactory.add(\"imageTextAlternative\",n=>{const i=e.commands.get(\"imageTextAlternative\");const o=new sw(n);o.set({label:t(\"Change image text alternative\"),icon:BC,tooltip:true});o.bind(\"isEnabled\").to(i,\"isEnabled\");this.listenTo(o,\"execute\",()=>{this._showForm()});return o})}_createForm(){const e=this.editor;const t=e.editing.view;const n=t.document;this._balloon=this.editor.plugins.get(\"ContextualBalloon\");this._form=new SC(e.locale);this._form.render();this.listenTo(this._form,\"submit\",()=>{e.execute(\"imageTextAlternative\",{newValue:this._form.labeledInput.fieldView.element.value});this._hideForm(true)});this.listenTo(this._form,\"cancel\",()=>{this._hideForm(true)});this._form.keystrokes.set(\"Esc\",(e,t)=>{this._hideForm(true);t()});this.listenTo(e.ui,\"update\",()=>{if(!Y_(n.selection)){this._hideForm(true)}else if(this._isVisible){VC(e)}});mw({emitter:this._form,activator:()=>this._isVisible,contextElements:[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible){return}const e=this.editor;const t=e.commands.get(\"imageTextAlternative\");const n=this._form.labeledInput;if(!this._isInBalloon){this._balloon.add({view:this._form,position:FC(e)})}n.fieldView.value=n.fieldView.element.value=t.value||\"\";this._form.labeledInput.fieldView.select()}_hideForm(e){if(!this._isInBalloon){return}if(this._form.focusTracker.isFocused){this._form.saveButtonView.focus()}this._balloon.remove(this._form);if(e){this.editor.editing.view.focus()}}get _isVisible(){return this._balloon.visibleView===this._form}get _isInBalloon(){return this._balloon.hasView(this._form)}}class UC extends Dw{static get requires(){return[_C,HC]}static get pluginName(){return\"ImageTextAlternative\"}}var WC=n(73);class $C extends Dw{static get requires(){return[rv,fC,UC]}static get pluginName(){return\"Image\"}}function qC(e,t){return n=>{const i=n.createEditableElement(\"figcaption\");n.setCustomProperty(\"imageCaption\",true,i);Np({view:e,element:i,text:t});return V_(i,n)}}function YC(e){return!!e.getCustomProperty(\"imageCaption\")}function GC(e){for(const t of e.getChildren()){if(!!t&&t.is(\"caption\")){return t}}return null}function JC(e){const t=e.parent;if(e.name==\"figcaption\"&&t&&t.name==\"figure\"&&t.hasClass(\"image\")){return{name:true}}return null}class KC extends Dw{static get pluginName(){return\"ImageCaptionEditing\"}init(){const e=this.editor;const t=e.editing.view;const n=e.model.schema;const i=e.data;const o=e.editing;const s=e.t;n.register(\"caption\",{allowIn:\"image\",allowContentOf:\"$block\",isLimit:true});e.model.document.registerPostFixer(e=>this._insertMissingModelCaptionElement(e));e.conversion.for(\"upcast\").elementToElement({view:JC,model:\"caption\"});const r=e=>e.createContainerElement(\"figcaption\");i.downcastDispatcher.on(\"insert:caption\",QC(r,false));const a=qC(t,s(\"Enter image caption\"));o.downcastDispatcher.on(\"insert:caption\",QC(a));o.downcastDispatcher.on(\"insert\",this._fixCaptionVisibility(e=>e.item),{priority:\"high\"});o.downcastDispatcher.on(\"remove\",this._fixCaptionVisibility(e=>e.position.parent),{priority:\"high\"});t.document.registerPostFixer(e=>this._updateCaptionVisibility(e))}_updateCaptionVisibility(e){const t=this.editor.editing.mapper;const n=this._lastSelectedCaption;let i;const o=this.editor.model.document.selection;const s=o.getSelectedElement();if(s&&s.is(\"image\")){const e=GC(s);i=t.toViewElement(e)}const r=o.getFirstPosition();const a=ZC(r.parent);if(a){i=t.toViewElement(a)}if(i){if(n){if(n===i){return tT(i,e)}else{eT(n,e);this._lastSelectedCaption=i;return tT(i,e)}}else{this._lastSelectedCaption=i;return tT(i,e)}}else{if(n){const t=eT(n,e);this._lastSelectedCaption=null;return t}else{return false}}}_fixCaptionVisibility(e){return(t,n,i)=>{const o=e(n);const s=ZC(o);const r=this.editor.editing.mapper;const a=i.writer;if(s){const e=r.toViewElement(s);if(e){if(s.childCount){a.removeClass(\"ck-hidden\",e)}else{a.addClass(\"ck-hidden\",e)}}}}}_insertMissingModelCaptionElement(e){const t=this.editor.model;const n=t.document.differ.getChanges();const i=[];for(const e of n){if(e.type==\"insert\"&&e.name!=\"$text\"){const n=e.position.nodeAfter;if(n.is(\"image\")&&!GC(n)){i.push(n)}if(!n.is(\"image\")&&n.childCount){for(const e of t.createRangeIn(n).getItems()){if(e.is(\"image\")&&!GC(e)){i.push(e)}}}}}for(const t of i){e.appendElement(\"caption\",t)}return!!i.length}}function QC(e,t=true){return(n,i,o)=>{const s=i.item;if(!s.childCount&&!t){return}if(G_(s.parent)){if(!o.consumable.consume(i.item,\"insert\")){return}const t=o.mapper.toViewElement(i.range.start.parent);const n=e(o.writer);const r=o.writer;if(!s.childCount){r.addClass(\"ck-hidden\",n)}XC(n,i.item,t,o)}}}function XC(e,t,n,i){const o=i.writer.createPositionAt(n,\"end\");i.writer.insert(o,e);i.mapper.bindElements(t,e)}function ZC(e){const t=e.getAncestors({includeSelf:true});const n=t.find(e=>e.name==\"caption\");if(n&&n.parent&&n.parent.name==\"image\"){return n}return null}function eT(e,t){if(!e.childCount&&!e.hasClass(\"ck-hidden\")){t.addClass(\"ck-hidden\",e);return true}return false}function tT(e,t){if(e.hasClass(\"ck-hidden\")){t.removeClass(\"ck-hidden\",e);return true}return false}var nT=n(75);class iT extends Dw{static get requires(){return[KC]}static get pluginName(){return\"ImageCaption\"}}class oT extends zw{constructor(e,t){super(e);this.defaultStyle=false;this.styles=t.reduce((e,t)=>{e[t.name]=t;if(t.isDefault){this.defaultStyle=t.name}return e},{})}refresh(){const e=this.editor.model.document.selection.getSelectedElement();this.isEnabled=G_(e);if(!e){this.value=false}else if(e.hasAttribute(\"imageStyle\")){const t=e.getAttribute(\"imageStyle\");this.value=this.styles[t]?t:false}else{this.value=this.defaultStyle}}execute(e){const t=e.value;const n=this.editor.model;const i=n.document.selection.getSelectedElement();n.change(e=>{if(this.styles[t].isDefault){e.removeAttribute(\"imageStyle\",i)}else{e.setAttribute(\"imageStyle\",t,i)}})}}function sT(e){return(t,n,i)=>{if(!i.consumable.consume(n.item,t.name)){return}const o=aT(n.attributeNewValue,e);const s=aT(n.attributeOldValue,e);const r=i.mapper.toViewElement(n.item);const a=i.writer;if(s){a.removeClass(s.className,r)}if(o){a.addClass(o.className,r)}}}function rT(e){const t=e.filter(e=>!e.isDefault);return(e,n,i)=>{if(!n.modelRange){return}const o=n.viewItem;const s=Vw(n.modelRange.getItems());if(!i.schema.checkAttribute(s,\"imageStyle\")){return}for(const e of t){if(i.consumable.consume(o,{classes:e.className})){i.writer.setAttribute(\"imageStyle\",e.name,s)}}}}function aT(e,t){for(const n of t){if(n.name===e){return n}}}var cT='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 4.5V3h16v1.5zm2.5 3V12h11V7.5h-11zM4.061 6H15.94c.586 0 1.061.407 1.061.91v5.68c0 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t){if(!e.hasOwnProperty(i)){n[i]=t[i]}}e=n}if(typeof e.icon==\"string\"&&fT[e.icon]){e.icon=fT[e.icon]}return e}class pT extends Dw{static get pluginName(){return\"ImageStyleEditing\"}init(){const e=this.editor;const t=e.model.schema;const n=e.data;const i=e.editing;e.config.define(\"image.styles\",[\"full\",\"side\"]);const o=mT(e.config.get(\"image.styles\"));t.extend(\"image\",{allowAttributes:\"imageStyle\"});const s=sT(o);i.downcastDispatcher.on(\"attribute:imageStyle:image\",s);n.downcastDispatcher.on(\"attribute:imageStyle:image\",s);n.upcastDispatcher.on(\"element:figure\",rT(o),{priority:\"low\"});e.commands.add(\"imageStyle\",new oT(e,o))}}var bT=n(77);class wT extends Dw{static get pluginName(){return\"ImageStyleUI\"}get localizedDefaultStylesTitles(){const e=this.editor.t;return{\"Full size image\":e(\"Full size image\"),\"Side image\":e(\"Side image\"),\"Left aligned image\":e(\"Left aligned image\"),\"Centered image\":e(\"Centered image\"),\"Right aligned image\":e(\"Right aligned image\")}}init(){const e=this.editor;const t=e.config.get(\"image.styles\");const n=_T(mT(t),this.localizedDefaultStylesTitles);for(const e of n){this._createButton(e)}}_createButton(e){const t=this.editor;const n=`imageStyle:${e.name}`;t.ui.componentFactory.add(n,n=>{const i=t.commands.get(\"imageStyle\");const o=new sw(n);o.set({label:e.title,icon:e.icon,tooltip:true,isToggleable:true});o.bind(\"isEnabled\").to(i,\"isEnabled\");o.bind(\"isOn\").to(i,\"value\",t=>t===e.name);this.listenTo(o,\"execute\",()=>{t.execute(\"imageStyle\",{value:e.name});t.editing.view.focus()});return o})}}function _T(e,t){for(const n of e){if(t[n.title]){n.title=t[n.title]}}return e}class vT extends Dw{static get requires(){return[pT,wT]}static get pluginName(){return\"ImageStyle\"}}class kT extends Dw{static get requires(){return[DC]}static get pluginName(){return\"WidgetToolbarRepository\"}init(){const e=this.editor;if(e.plugins.has(\"BalloonToolbar\")){const t=e.plugins.get(\"BalloonToolbar\");this.listenTo(t,\"show\",t=>{if(AT(e.editing.view.document.selection)){t.stop()}},{priority:\"high\"})}this._toolbarDefinitions=new Map;this._balloon=this.editor.plugins.get(\"ContextualBalloon\");this.on(\"change:isEnabled\",()=>{this._updateToolbarsVisibility()});this.listenTo(e.ui,\"update\",()=>{this._updateToolbarsVisibility()});this.listenTo(e.ui.focusTracker,\"change:isFocused\",()=>{this._updateToolbarsVisibility()},{priority:\"low\"})}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values()){e.view.destroy()}}register(e,{ariaLabel:t,items:n,getRelatedElement:i,balloonClassName:o=\"ck-toolbar-container\"}){const s=this.editor;const r=s.t;const a=new Tw(s.locale);a.ariaLabel=t||r(\"Widget toolbar\");if(this._toolbarDefinitions.has(e)){throw new rr[\"b\"](\"widget-toolbar-duplicated: Toolbar with the given id was already added.\",this,{toolbarId:e})}a.fillFromConfig(n,s.ui.componentFactory);this._toolbarDefinitions.set(e,{view:a,getRelatedElement:i,balloonClassName:o})}_updateToolbarsVisibility(){let e=0;let t=null;let n=null;for(const i of this._toolbarDefinitions.values()){const o=i.getRelatedElement(this.editor.editing.view.document.selection);if(!this.isEnabled||!o){if(this._isToolbarInBalloon(i)){this._hideToolbar(i)}}else if(!this.editor.ui.focusTracker.isFocused){if(this._isToolbarVisible(i)){this._hideToolbar(i)}}else{const s=o.getAncestors().length;if(s>e){e=s;t=o;n=i}}}if(n){this._showToolbar(n,t)}}_hideToolbar(e){this._balloon.remove(e.view);this.stopListening(this._balloon,\"change:visibleView\")}_showToolbar(e,t){if(this._isToolbarVisible(e)){yT(this.editor,t)}else if(!this._isToolbarInBalloon(e)){this._balloon.add({view:e.view,position:xT(this.editor,t),balloonClassName:e.balloonClassName});this.listenTo(this._balloon,\"change:visibleView\",()=>{for(const e of this._toolbarDefinitions.values()){if(this._isToolbarVisible(e)){const t=e.getRelatedElement(this.editor.editing.view.document.selection);yT(this.editor,t)}}})}}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function yT(e,t){const n=e.plugins.get(\"ContextualBalloon\");const i=xT(e,t);n.updatePosition(i)}function xT(e,t){const n=e.editing.view;const i=Vb.defaultPositions;return{target:n.domConverter.mapViewToDom(t),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast]}}function AT(e){const t=e.getSelectedElement();return!!(t&&R_(t))}class CT extends Dw{static get requires(){return[kT]}static get pluginName(){return\"ImageToolbar\"}afterInit(){const e=this.editor;const t=e.t;const n=e.plugins.get(kT);n.register(\"image\",{ariaLabel:t(\"Image toolbar\"),items:e.config.get(\"image.toolbar\")||[],getRelatedElement:Y_})}}class TT extends wb{constructor(e){super(e);this.buttonView=new sw(e);this._fileInputView=new MT(e);this._fileInputView.bind(\"acceptedType\").to(this);this._fileInputView.bind(\"allowMultipleFiles\").to(this);this._fileInputView.delegate(\"done\").to(this);this.setTemplate({tag:\"span\",attributes:{class:\"ck-file-dialog-button\"},children:[this.buttonView,this._fileInputView]});this.buttonView.on(\"execute\",()=>{this._fileInputView.open()})}focus(){this.buttonView.focus()}}class MT extends wb{constructor(e){super(e);this.set(\"acceptedType\");this.set(\"allowMultipleFiles\",false);const t=this.bindTemplate;this.setTemplate({tag:\"input\",attributes:{class:[\"ck-hidden\"],type:\"file\",tabindex:\"-1\",accept:t.to(\"acceptedType\"),multiple:t.to(\"allowMultipleFiles\")},on:{change:t.to(()=>{if(this.element&&this.element.files&&this.element.files.length){this.fire(\"done\",this.element.files)}this.element.value=\"\"})}})}open(){this.element.click()}}var ET='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M6.91 10.54c.26-.23.64-.21.88.03l3.36 3.14 2.23-2.06a.64.64 0 0 1 .87 0l2.52 2.97V4.5H3.2v10.12l3.71-4.08zm10.27-7.51c.6 0 1.09.47 1.09 1.05v11.84c0 .59-.49 1.06-1.09 1.06H2.79c-.6 0-1.09-.47-1.09-1.06V4.08c0-.58.49-1.05 1.1-1.05h14.38zm-5.22 5.56a1.96 1.96 0 1 1 3.4-1.96 1.96 1.96 0 0 1-3.4 1.96z\"/></svg>';function PT(e){const t=e.map(e=>e.replace(\"+\",\"\\\\+\"));return new RegExp(`^image\\\\/(${t.join(\"|\")})$`)}function ST(e){return new Promise((t,n)=>{const i=e.getAttribute(\"src\");fetch(i).then(e=>e.blob()).then(e=>{const n=OT(e,i);const o=n.replace(\"image/\",\"\");const s=`image.${o}`;const r=new File([e],s,{type:n});t(r)}).catch(n)})}function IT(e){if(!e.is(\"element\",\"img\")||!e.getAttribute(\"src\")){return false}return e.getAttribute(\"src\").match(/^data:image\\/\\w+;base64,/g)||e.getAttribute(\"src\").match(/^blob:/g)}function OT(e,t){if(e.type){return e.type}else if(t.match(/data:(image\\/\\w+);base64/)){return t.match(/data:(image\\/\\w+);base64/)[1].toLowerCase()}else{return\"image/jpeg\"}}class NT extends Dw{init(){const e=this.editor;const t=e.t;e.ui.componentFactory.add(\"imageUpload\",n=>{const i=new TT(n);const o=e.commands.get(\"imageUpload\");const s=e.config.get(\"image.upload.types\");const r=PT(s);i.set({acceptedType:s.map(e=>`image/${e}`).join(\",\"),allowMultipleFiles:true});i.buttonView.set({label:t(\"Insert image\"),icon:ET,tooltip:true});i.buttonView.bind(\"isEnabled\").to(o);i.on(\"done\",(t,n)=>{const i=Array.from(n).filter(e=>r.test(e.type));if(i.length){e.execute(\"imageUpload\",{file:i})}});return i})}}var LT='<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 700 250\"><rect rx=\"4\"/></svg>';var RT=n(79);var DT=n(81);var jT=n(83);class zT extends Dw{constructor(e){super(e);this.placeholder=\"data:image/svg+xml;utf8,\"+encodeURIComponent(LT)}init(){const e=this.editor;e.editing.downcastDispatcher.on(\"attribute:uploadStatus:image\",(...e)=>this.uploadStatusChange(...e))}uploadStatusChange(e,t,n){const i=this.editor;const o=t.item;const s=o.getAttribute(\"uploadId\");if(!n.consumable.consume(t.item,e.name)){return}const r=i.plugins.get(Sk);const a=s?t.attributeNewValue:null;const c=this.placeholder;const l=i.editing.mapper.toViewElement(o);const d=n.writer;if(a==\"reading\"){BT(l,d);FT(c,l,d);return}if(a==\"uploading\"){const e=r.loaders.get(s);BT(l,d);if(!e){FT(c,l,d)}else{HT(l,d);UT(l,d,e,i.editing.view);KT(l,d,e)}return}if(a==\"complete\"&&r.loaders.get(s)){$T(l,d,i.editing.view)}WT(l,d);HT(l,d);VT(l,d)}}function BT(e,t){if(!e.hasClass(\"ck-appear\")){t.addClass(\"ck-appear\",e)}}function VT(e,t){t.removeClass(\"ck-appear\",e)}function FT(e,t,n){if(!t.hasClass(\"ck-image-upload-placeholder\")){n.addClass(\"ck-image-upload-placeholder\",t)}const i=Q_(t);if(i.getAttribute(\"src\")!==e){n.setAttribute(\"src\",e,i)}if(!GT(t,\"placeholder\")){n.insert(n.createPositionAfter(i),YT(n))}}function HT(e,t){if(e.hasClass(\"ck-image-upload-placeholder\")){t.removeClass(\"ck-image-upload-placeholder\",e)}JT(e,t,\"placeholder\")}function UT(e,t,n,i){const o=qT(t);t.insert(t.createPositionAt(e,\"end\"),o);n.on(\"change:uploadedPercent\",(e,t,n)=>{i.change(e=>{e.setStyle(\"width\",n+\"%\",o)})})}function WT(e,t){JT(e,t,\"progressBar\")}function $T(e,t,n){const i=t.createUIElement(\"div\",{class:\"ck-image-upload-complete-icon\"});t.insert(t.createPositionAt(e,\"end\"),i);setTimeout(()=>{n.change(e=>e.remove(e.createRangeOn(i)))},3e3)}function qT(e){const t=e.createUIElement(\"div\",{class:\"ck-progress-bar\"});e.setCustomProperty(\"progressBar\",true,t);return t}function YT(e){const t=e.createUIElement(\"div\",{class:\"ck-upload-placeholder-loader\"});e.setCustomProperty(\"placeholder\",true,t);return t}function GT(e,t){for(const n of e.getChildren()){if(n.getCustomProperty(t)){return n}}}function JT(e,t,n){const i=GT(e,n);if(i){t.remove(t.createRangeOn(i))}}function KT(e,t,n){if(n.data){const i=Q_(e);t.setAttribute(\"src\",n.data,i)}}class QT{constructor(e){this.document=e}createDocumentFragment(e){return new Wl(this.document,e)}createElement(e,t,n){return new zc(this.document,e,t,n)}createText(e){return new Vr(this.document,e)}clone(e,t=false){return e._clone(t)}appendChild(e,t){return t._appendChild(e)}insertChild(e,t,n){return n._insertChild(e,t)}removeChildren(e,t,n){return n._removeChildren(e,t)}remove(e){const t=e.parent;if(t){return this.removeChildren(t.getChildIndex(e),1,t)}return[]}replace(e,t){const n=e.parent;if(n){const i=n.getChildIndex(e);this.removeChildren(i,1,n);this.insertChild(i,t,n);return true}return false}unwrapElement(e){const t=e.parent;if(t){const n=t.getChildIndex(e);this.remove(e);this.insertChild(n,e.getChildren(),t)}}rename(e,t){const n=new zc(this.document,e,t.getAttributes(),t.getChildren());return this.replace(t,n)?n:null}setAttribute(e,t,n){n._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,n){if(L(e)&&n===undefined){n=t}n._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,n){n._setCustomProperty(e,t)}removeCustomProperty(e,t){return t._removeCustomProperty(e)}createPositionAt(e,t){return ul._createAt(e,t)}createPositionAfter(e){return ul._createAfter(e)}createPositionBefore(e){return ul._createBefore(e)}createRange(e,t){return new hl(e,t)}createRangeOn(e){return hl._createOn(e)}createRangeIn(e){return hl._createIn(e)}createSelection(e,t,n){return new gl(e,t,n)}}class XT extends zw{refresh(){this.isEnabled=K_(this.editor.model)}execute(e){const t=this.editor;const n=t.model;const i=t.plugins.get(Sk);n.change(t=>{const o=Array.isArray(e.file)?e.file:[e.file];for(const e of o){ZT(t,n,i,e)}})}}function ZT(e,t,n,i){const o=n.createLoader(i);if(!o){return}J_(e,t,{uploadId:o.id})}class eM extends Dw{static get requires(){return[Sk,Ak,Oy]}static get pluginName(){return\"ImageUploadEditing\"}constructor(e){super(e);e.config.define(\"image\",{upload:{types:[\"jpeg\",\"png\",\"gif\",\"bmp\",\"webp\",\"tiff\"]}})}init(){const e=this.editor;const t=e.model.document;const n=e.model.schema;const i=e.conversion;const o=e.plugins.get(Sk);const s=PT(e.config.get(\"image.upload.types\"));n.extend(\"image\",{allowAttributes:[\"uploadId\",\"uploadStatus\"]});e.commands.add(\"imageUpload\",new XT(e));i.for(\"upcast\").attributeToAttribute({view:{name:\"img\",key:\"uploadId\"},model:\"uploadId\"});this.listenTo(e.editing.view.document,\"clipboardInput\",(t,n)=>{if(tM(n.dataTransfer)){return}const i=Array.from(n.dataTransfer.files).filter(e=>{if(!e){return false}return s.test(e.type)});const o=n.targetRanges.map(t=>e.editing.mapper.toModelRange(t));e.model.change(n=>{n.setSelection(o);if(i.length){t.stop();e.model.enqueueChange(\"default\",()=>{e.execute(\"imageUpload\",{file:i})})}})});this.listenTo(e.plugins.get(Oy),\"inputTransformation\",(t,n)=>{const i=Array.from(e.editing.view.createRangeIn(n.content)).filter(e=>IT(e.item)&&!e.item.getAttribute(\"uploadProcessed\")).map(e=>({promise:ST(e.item),imageElement:e.item}));if(!i.length){return}const s=new QT(e.editing.view.document);for(const e of i){s.setAttribute(\"uploadProcessed\",true,e.imageElement);const t=o.createLoader(e.promise);if(t){s.setAttribute(\"src\",\"\",e.imageElement);s.setAttribute(\"uploadId\",t.id,e.imageElement)}}});e.editing.view.document.on(\"dragover\",(e,t)=>{t.preventDefault()});t.on(\"change\",()=>{const n=t.differ.getChanges({includeChangesInGraveyard:true});for(const t of n){if(t.type==\"insert\"&&t.name!=\"$text\"){const n=t.position.nodeAfter;const i=t.position.root.rootName==\"$graveyard\";for(const t of nM(e,n)){const e=t.getAttribute(\"uploadId\");if(!e){continue}const n=o.loaders.get(e);if(!n){continue}if(i){n.abort()}else if(n.status==\"idle\"){this._readAndUpload(n,t)}}}}})}_readAndUpload(e,t){const n=this.editor;const i=n.model;const o=n.locale.t;const s=n.plugins.get(Sk);const r=n.plugins.get(Ak);i.enqueueChange(\"transparent\",e=>{e.setAttribute(\"uploadStatus\",\"reading\",t)});return e.read().then(()=>{const o=e.upload();if(Tl.isSafari){const e=n.editing.mapper.toViewElement(t);const i=Q_(e);n.editing.view.once(\"render\",()=>{if(!i.parent){return}const e=n.editing.view.domConverter.mapViewToDom(i.parent);if(!e){return}const t=e.style.display;e.style.display=\"none\";e._ckHack=e.offsetHeight;e.style.display=t})}i.enqueueChange(\"transparent\",e=>{e.setAttribute(\"uploadStatus\",\"uploading\",t)});return o}).then(e=>{i.enqueueChange(\"transparent\",n=>{n.setAttributes({uploadStatus:\"complete\",src:e.default},t);this._parseAndSetSrcsetAttributeOnImage(e,t,n)});a()}).catch(n=>{if(e.status!==\"error\"&&e.status!==\"aborted\"){throw n}if(e.status==\"error\"&&n){r.showWarning(n,{title:o(\"Upload failed\"),namespace:\"upload\"})}a();i.enqueueChange(\"transparent\",e=>{e.remove(t)})});function a(){i.enqueueChange(\"transparent\",e=>{e.removeAttribute(\"uploadId\",t);e.removeAttribute(\"uploadStatus\",t)});s.destroyLoader(e)}}_parseAndSetSrcsetAttributeOnImage(e,t,n){let i=0;const o=Object.keys(e).filter(e=>{const t=parseInt(e,10);if(!isNaN(t)){i=Math.max(i,t);return true}}).map(t=>`${e[t]} ${t}w`).join(\", \");if(o!=\"\"){n.setAttribute(\"srcset\",{data:o,width:i},t)}}}function tM(e){return Array.from(e.types).includes(\"text/html\")&&e.getData(\"text/html\")!==\"\"}function nM(e,t){return Array.from(e.model.createRangeOn(t)).filter(e=>e.item.is(\"image\")).map(e=>e.item)}class iM extends Dw{static get pluginName(){return\"ImageUpload\"}static get requires(){return[eM,NT,zT]}}class oM extends zw{constructor(e){super(e);this._childCommands=[]}refresh(){}execute(...e){const t=this._getFirstEnabledCommand();t.execute(e)}registerChildCommand(e){this._childCommands.push(e);e.on(\"change:isEnabled\",()=>this._checkEnabled());this._checkEnabled()}_checkEnabled(){this.isEnabled=!!this._getFirstEnabledCommand()}_getFirstEnabledCommand(){return this._childCommands.find(e=>e.isEnabled)}}class sM extends Dw{static get pluginName(){return\"IndentEditing\"}init(){const e=this.editor;e.commands.add(\"indent\",new oM(e));e.commands.add(\"outdent\",new oM(e))}}var rM='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zM1.632 6.95L5.02 9.358a.4.4 0 0 1-.013.661l-3.39 2.207A.4.4 0 0 1 1 11.892V7.275a.4.4 0 0 1 .632-.326z\"/></svg>';var aM='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zm1.618-9.55L.98 9.358a.4.4 0 0 0 .013.661l3.39 2.207A.4.4 0 0 0 5 11.892V7.275a.4.4 0 0 0-.632-.326z\"/></svg>';class cM extends Dw{static get pluginName(){return\"IndentUI\"}init(){const e=this.editor;const t=e.locale;const n=e.t;const i=t.uiLanguageDirection==\"ltr\"?rM:aM;const o=t.uiLanguageDirection==\"ltr\"?aM:rM;this._defineButton(\"indent\",n(\"Increase indent\"),i);this._defineButton(\"outdent\",n(\"Decrease indent\"),o)}_defineButton(e,t,n){const i=this.editor;i.ui.componentFactory.add(e,o=>{const s=i.commands.get(e);const r=new sw(o);r.set({label:t,icon:n,tooltip:true});r.bind(\"isOn\",\"isEnabled\").to(s,\"value\",\"isEnabled\");this.listenTo(r,\"execute\",()=>{i.execute(e);i.editing.view.focus()});return r})}}class lM extends Dw{static get pluginName(){return\"Indent\"}static get requires(){return[sM,cM]}}const dM=\"italic\";class uM extends Dw{static get pluginName(){return\"ItalicEditing\"}init(){const e=this.editor;e.model.schema.extend(\"$text\",{allowAttributes:dM});e.model.schema.setAttributeProperties(dM,{isFormatting:true,copyOnEnter:true});e.conversion.attributeToElement({model:dM,view:\"i\",upcastAlso:[\"em\",{styles:{\"font-style\":\"italic\"}}]});e.commands.add(dM,new w_(e,dM));e.keystrokes.set(\"CTRL+I\",dM)}}var hM='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M9.586 14.633l.021.004c-.036.335.095.655.393.962.082.083.173.15.274.201h1.474a.6.6 0 1 1 0 1.2H5.304a.6.6 0 0 1 0-1.2h1.15c.474-.07.809-.182 1.005-.334.157-.122.291-.32.404-.597l2.416-9.55a1.053 1.053 0 0 0-.281-.823 1.12 1.12 0 0 0-.442-.296H8.15a.6.6 0 0 1 0-1.2h6.443a.6.6 0 1 1 0 1.2h-1.195c-.376.056-.65.155-.823.296-.215.175-.423.439-.623.79l-2.366 9.347z\"/></svg>';const fM=\"italic\";class mM extends Dw{init(){const e=this.editor;const t=e.t;e.ui.componentFactory.add(fM,n=>{const i=e.commands.get(fM);const o=new sw(n);o.set({label:t(\"Italic\"),icon:hM,keystroke:\"CTRL+I\",tooltip:true,isToggleable:true});o.bind(\"isOn\",\"isEnabled\").to(i,\"value\",\"isEnabled\");this.listenTo(o,\"execute\",()=>{e.execute(fM);e.editing.view.focus()});return o})}}class gM extends Dw{static get requires(){return[uM,mM]}static get pluginName(){return\"Italic\"}}class pM extends Ju{constructor(e){super(e);this.domEventType=\"click\"}onDomEvent(e){this.fire(e.type,e)}}var bM=n(85);class wM extends wb{constructor(e,t){super(e);const n=e.t;this.focusTracker=new Mp;this.keystrokes=new mp;this.urlInputView=this._createUrlInput();this.saveButtonView=this._createButton(n(\"Save\"),MC,\"ck-button-save\");this.saveButtonView.type=\"submit\";this.cancelButtonView=this._createButton(n(\"Cancel\"),EC,\"ck-button-cancel\",\"cancel\");this._manualDecoratorSwitches=this._createManualDecoratorSwitches(t);this.children=this._createFormChildren(t.manualDecorators);this._focusables=new Hp;this._focusCycler=new Wb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"shift + tab\",focusNext:\"tab\"}});const i=[\"ck\",\"ck-link-form\"];if(t.manualDecorators.length){i.push(\"ck-link-form_layout-vertical\")}this.setTemplate({tag:\"form\",attributes:{class:i,tabindex:\"-1\"},children:this.children})}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce((e,t)=>{e[t.name]=t.isOn;return e},{})}render(){super.render();TC({view:this});const e=[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView];e.forEach(e=>{this._focusables.add(e);this.focusTracker.add(e.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createUrlInput(){const e=this.locale.t;const t=new kC(this.locale,AC);t.label=e(\"Link URL\");t.fieldView.placeholder=\"https://example.com\";return t}_createButton(e,t,n,i){const o=new sw(this.locale);o.set({label:e,icon:t,tooltip:true});o.extendTemplate({attributes:{class:n}});if(i){o.delegate(\"execute\").to(this,i)}return o}_createManualDecoratorSwitches(e){const t=this.createCollection();for(const n of e.manualDecorators){const i=new fw(this.locale);i.set({name:n.id,label:n.label,withText:true});i.bind(\"isOn\").toMany([n,e],\"value\",(e,t)=>t===undefined&&e===undefined?n.defaultValue:e);i.on(\"execute\",()=>{n.set(\"value\",!i.isOn)});t.add(i)}return t}_createFormChildren(e){const t=this.createCollection();t.add(this.urlInputView);if(e.length){const e=new wb;e.setTemplate({tag:\"ul\",children:this._manualDecoratorSwitches.map(e=>({tag:\"li\",children:[e],attributes:{class:[\"ck\",\"ck-list__item\"]}})),attributes:{class:[\"ck\",\"ck-reset\",\"ck-list\"]}});t.add(e)}t.add(this.saveButtonView);t.add(this.cancelButtonView);return t}}var _M='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M11.077 15l.991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184zm4.919 10.562l-1.414 1.414a.75.75 0 1 1-1.06-1.06l1.414-1.415-1.415-1.414a.75.75 0 0 1 1.061-1.06l1.414 1.414 1.414-1.415a.75.75 0 0 1 1.061 1.061l-1.414 1.414 1.414 1.415a.75.75 0 0 1-1.06 1.06l-1.415-1.414z\"/></svg>';var vM='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M7.3 17.37l-.061.088a1.518 1.518 0 0 1-.934.535l-4.178.663-.806-4.153a1.495 1.495 0 0 1 .187-1.058l.056-.086L8.77 2.639c.958-1.351 2.803-1.076 4.296-.03 1.497 1.047 2.387 2.693 1.433 4.055L7.3 17.37zM9.14 4.728l-5.545 8.346 3.277 2.294 5.544-8.346L9.14 4.728zM6.07 16.512l-3.276-2.295.53 2.73 2.746-.435zM9.994 3.506L13.271 5.8c.316-.452-.16-1.333-1.065-1.966-.905-.634-1.895-.78-2.212-.328zM8 18.5L9.375 17H19v1.5H8z\"/></svg>';var kM=n(87);class yM extends wb{constructor(e){super(e);const t=e.t;this.focusTracker=new Mp;this.keystrokes=new mp;this.previewButtonView=this._createPreviewButton();this.unlinkButtonView=this._createButton(t(\"Unlink\"),_M,\"unlink\");this.editButtonView=this._createButton(t(\"Edit link\"),vM,\"edit\");this.set(\"href\");this._focusables=new Hp;this._focusCycler=new Wb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"shift + tab\",focusNext:\"tab\"}});this.setTemplate({tag:\"div\",attributes:{class:[\"ck\",\"ck-link-actions\"],tabindex:\"-1\"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render();const e=[this.previewButtonView,this.editButtonView,this.unlinkButtonView];e.forEach(e=>{this._focusables.add(e);this.focusTracker.add(e.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createButton(e,t,n){const i=new sw(this.locale);i.set({label:e,icon:t,tooltip:true});i.delegate(\"execute\").to(this,n);return i}_createPreviewButton(){const e=new sw(this.locale);const t=this.bindTemplate;const n=this.t;e.set({withText:true,tooltip:n(\"Open link in new tab\")});e.extendTemplate({attributes:{class:[\"ck\",\"ck-link-actions__preview\"],href:t.to(\"href\",e=>e&&ok(e)),target:\"_blank\",rel:\"noopener noreferrer\"}});e.bind(\"label\").to(this,\"href\",e=>e||n(\"This link has no URL\"));e.bind(\"isEnabled\").to(this,\"href\",e=>!!e);e.template.tag=\"a\";e.template.eventListeners={};return e}}var xM='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M11.077 15l.991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z\"/></svg>';const AM=\"Ctrl+K\";class CM extends Dw{static get requires(){return[DC]}static get pluginName(){return\"LinkUI\"}init(){const e=this.editor;e.editing.view.addObserver(pM);this.actionsView=this._createActionsView();this.formView=this._createFormView();this._balloon=e.plugins.get(DC);this._createToolbarLinkButton();this._enableUserBalloonInteractions()}destroy(){super.destroy();this.formView.destroy()}_createActionsView(){const e=this.editor;const t=new yM(e.locale);const n=e.commands.get(\"link\");const i=e.commands.get(\"unlink\");t.bind(\"href\").to(n,\"value\");t.editButtonView.bind(\"isEnabled\").to(n);t.unlinkButtonView.bind(\"isEnabled\").to(i);this.listenTo(t,\"edit\",()=>{this._addFormView()});this.listenTo(t,\"unlink\",()=>{e.execute(\"unlink\");this._hideUI()});t.keystrokes.set(\"Esc\",(e,t)=>{this._hideUI();t()});t.keystrokes.set(AM,(e,t)=>{this._addFormView();t()});return t}_createFormView(){const e=this.editor;const t=e.commands.get(\"link\");const n=new wM(e.locale,t);n.urlInputView.fieldView.bind(\"value\").to(t,\"value\");n.urlInputView.bind(\"isReadOnly\").to(t,\"isEnabled\",e=>!e);n.saveButtonView.bind(\"isEnabled\").to(t);this.listenTo(n,\"submit\",()=>{e.execute(\"link\",n.urlInputView.fieldView.element.value,n.getDecoratorSwitchesState());this._closeFormView()});this.listenTo(n,\"cancel\",()=>{this._closeFormView()});n.keystrokes.set(\"Esc\",(e,t)=>{this._closeFormView();t()});return n}_createToolbarLinkButton(){const e=this.editor;const t=e.commands.get(\"link\");const n=e.t;e.keystrokes.set(AM,(e,t)=>{t();this._showUI(true)});e.ui.componentFactory.add(\"link\",e=>{const i=new sw(e);i.isEnabled=true;i.label=n(\"Link\");i.icon=xM;i.keystroke=AM;i.tooltip=true;i.isToggleable=true;i.bind(\"isEnabled\").to(t,\"isEnabled\");i.bind(\"isOn\").to(t,\"value\",e=>!!e);this.listenTo(i,\"execute\",()=>this._showUI(true));return i})}_enableUserBalloonInteractions(){const e=this.editor.editing.view.document;this.listenTo(e,\"click\",()=>{const e=this._getSelectedLinkElement();if(e){this._showUI()}});this.editor.keystrokes.set(\"Tab\",(e,t)=>{if(this._areActionsVisible&&!this.actionsView.focusTracker.isFocused){this.actionsView.focus();t()}},{priority:\"high\"});this.editor.keystrokes.set(\"Esc\",(e,t)=>{if(this._isUIVisible){this._hideUI();t()}});mw({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){if(this._areActionsInPanel){return}this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this._isFormInPanel){return}const e=this.editor;const t=e.commands.get(\"link\");this._balloon.add({view:this.formView,position:this._getBalloonPositionData()});if(this._balloon.visibleView===this.formView){this.formView.urlInputView.fieldView.select()}this.formView.urlInputView.fieldView.element.value=t.value||\"\"}_closeFormView(){const e=this.editor.commands.get(\"link\");e.restoreManualDecoratorStates();if(e.value!==undefined){this._removeFormView()}else{this._hideUI()}}_removeFormView(){if(this._isFormInPanel){this.formView.saveButtonView.focus();this._balloon.remove(this.formView);this.editor.editing.view.focus()}}_showUI(e=false){if(!this._getSelectedLinkElement()){this._addActionsView();if(e){this._balloon.showStack(\"main\")}this._addFormView()}else{if(this._areActionsVisible){this._addFormView()}else{this._addActionsView()}if(e){this._balloon.showStack(\"main\")}}this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel){return}const e=this.editor;this.stopListening(e.ui,\"update\");this.stopListening(this._balloon,\"change:visibleView\");e.editing.view.focus();this._removeFormView();this._balloon.remove(this.actionsView)}_startUpdatingUI(){const e=this.editor;const t=e.editing.view.document;let n=this._getSelectedLinkElement();let i=s();const o=()=>{const e=this._getSelectedLinkElement();const t=s();if(n&&!e||!n&&t!==i){this._hideUI()}else if(this._isUIVisible){this._balloon.updatePosition(this._getBalloonPositionData())}n=e;i=t};function s(){return t.selection.focus.getAncestors().reverse().find(e=>e.is(\"element\"))}this.listenTo(e.ui,\"update\",o);this.listenTo(this._balloon,\"change:visibleView\",o)}get _isFormInPanel(){return this._balloon.hasView(this.formView)}get _areActionsInPanel(){return this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){const e=this._balloon.visibleView;return e==this.formView||this._areActionsVisible}_getBalloonPositionData(){const e=this.editor.editing.view;const t=e.document;const n=this._getSelectedLinkElement();const i=n?e.domConverter.mapViewToDom(n):e.domConverter.viewRangeToDom(t.selection.getFirstRange());return{target:i}}_getSelectedLinkElement(){const e=this.editor.editing.view;const t=e.document.selection;if(t.isCollapsed){return TM(t.getFirstPosition())}else{const n=t.getFirstRange().getTrimmed();const i=TM(n.start);const o=TM(n.end);if(!i||i!=o){return null}if(e.createRangeIn(i).getTrimmed().isEqual(n)){return i}else{return null}}}}function TM(e){return e.getAncestors().find(e=>nk(e))}class MM extends Dw{static get requires(){return[yk,CM]}static get pluginName(){return\"Link\"}}class EM extends zw{constructor(e,t){super(e);this.type=t}refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;const t=e.document;const n=Array.from(t.selection.getSelectedBlocks()).filter(t=>SM(t,e.schema));const i=this.value===true;e.change(e=>{if(i){let t=n[n.length-1].nextSibling;let i=Number.POSITIVE_INFINITY;let o=[];while(t&&t.name==\"listItem\"&&t.getAttribute(\"listIndent\")!==0){const e=t.getAttribute(\"listIndent\");if(e<i){i=e}const n=e-i;o.push({element:t,listIndent:n});t=t.nextSibling}o=o.reverse();for(const t of o){e.setAttribute(\"listIndent\",t.listIndent,t.element)}}if(!i){let e=Number.POSITIVE_INFINITY;for(const t of n){if(t.is(\"listItem\")&&t.getAttribute(\"listIndent\")<e){e=t.getAttribute(\"listIndent\")}}e=e===0?1:e;PM(n,true,e);PM(n,false,e)}for(const t of n.reverse()){if(i&&t.name==\"listItem\"){e.rename(t,\"paragraph\")}else if(!i&&t.name!=\"listItem\"){e.setAttributes({listType:this.type,listIndent:0},t);e.rename(t,\"listItem\")}else if(!i&&t.name==\"listItem\"&&t.getAttribute(\"listType\")!=this.type){e.setAttribute(\"listType\",this.type,t)}}})}_getValue(){const e=Vw(this.editor.model.document.selection.getSelectedBlocks());return!!e&&e.is(\"listItem\")&&e.getAttribute(\"listType\")==this.type}_checkEnabled(){if(this.value){return true}const e=this.editor.model.document.selection;const t=this.editor.model.schema;const n=Vw(e.getSelectedBlocks());if(!n){return false}return SM(n,t)}}function PM(e,t,n){const i=t?e[0]:e[e.length-1];if(i.is(\"listItem\")){let o=i[t?\"previousSibling\":\"nextSibling\"];let s=i.getAttribute(\"listIndent\");while(o&&o.is(\"listItem\")&&o.getAttribute(\"listIndent\")>=n){if(s>o.getAttribute(\"listIndent\")){s=o.getAttribute(\"listIndent\")}if(o.getAttribute(\"listIndent\")==s){e[t?\"unshift\":\"push\"](o)}o=o[t?\"previousSibling\":\"nextSibling\"]}}}function SM(e,t){return t.checkChild(e.parent,\"listItem\")&&!t.isObject(e)}class IM extends zw{constructor(e,t){super(e);this._indentBy=t==\"forward\"?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;const t=e.document;let n=Array.from(t.selection.getSelectedBlocks());e.change(e=>{const t=n[n.length-1];let i=t.nextSibling;while(i&&i.name==\"listItem\"&&i.getAttribute(\"listIndent\")>t.getAttribute(\"listIndent\")){n.push(i);i=i.nextSibling}if(this._indentBy<0){n=n.reverse()}for(const t of n){const n=t.getAttribute(\"listIndent\")+this._indentBy;if(n<0){e.rename(t,\"paragraph\")}else{e.setAttribute(\"listIndent\",n,t)}}})}_checkEnabled(){const e=Vw(this.editor.model.document.selection.getSelectedBlocks());if(!e||!e.is(\"listItem\")){return false}if(this._indentBy>0){const t=e.getAttribute(\"listIndent\");const n=e.getAttribute(\"listType\");let i=e.previousSibling;while(i&&i.is(\"listItem\")&&i.getAttribute(\"listIndent\")>=t){if(i.getAttribute(\"listIndent\")==t){return i.getAttribute(\"listType\")==n}i=i.previousSibling}return false}return true}}function OM(e){const t=e.createContainerElement(\"li\");t.getFillerOffset=BM;return t}function NM(e,t){const n=t.mapper;const i=t.writer;const o=e.getAttribute(\"listType\")==\"numbered\"?\"ol\":\"ul\";const s=OM(i);const r=i.createContainerElement(o,null);i.insert(i.createPositionAt(r,0),s);n.bindElements(e,s);return s}function LM(e,t,n,i){const o=t.parent;const s=n.mapper;const r=n.writer;let a=s.toViewPosition(i.createPositionBefore(e));const c=jM(e.previousSibling,{sameIndent:true,smallerIndent:true,listIndent:e.getAttribute(\"listIndent\")});const l=e.previousSibling;if(c&&c.getAttribute(\"listIndent\")==e.getAttribute(\"listIndent\")){const e=s.toViewElement(c);a=r.breakContainer(r.createPositionAfter(e))}else{if(l&&l.name==\"listItem\"){a=s.toViewPosition(i.createPositionAt(l,\"end\"))}else{a=s.toViewPosition(i.createPositionBefore(e))}}a=DM(a);r.insert(a,o);if(l&&l.name==\"listItem\"){const e=s.toViewElement(l);const n=r.createRange(r.createPositionAt(e,0),a);const i=n.getWalker({ignoreElementEnd:true});for(const e of i){if(e.item.is(\"li\")){const n=r.breakContainer(r.createPositionBefore(e.item));const o=e.item.parent;const s=r.createPositionAt(t,\"end\");RM(r,s.nodeBefore,s.nodeAfter);r.move(r.createRangeOn(o),s);i.position=n}}}else{const n=o.nextSibling;if(n&&(n.is(\"ul\")||n.is(\"ol\"))){let i=null;for(const t of n.getChildren()){const n=s.toModelElement(t);if(n&&n.getAttribute(\"listIndent\")>e.getAttribute(\"listIndent\")){i=t}else{break}}if(i){r.breakContainer(r.createPositionAfter(i));r.move(r.createRangeOn(i.parent),r.createPositionAt(t,\"end\"))}}}RM(r,o,o.nextSibling);RM(r,o.previousSibling,o)}function RM(e,t,n){if(!t||!n||t.name!=\"ul\"&&t.name!=\"ol\"){return null}if(t.name!=n.name||t.getAttribute(\"class\")!==n.getAttribute(\"class\")){return null}return e.mergeContainers(e.createPositionAfter(t))}function DM(e){return e.getLastMatchingPosition(e=>e.item.is(\"uiElement\"))}function jM(e,t){const n=!!t.sameIndent;const i=!!t.smallerIndent;const o=t.listIndent;let s=e;while(s&&s.name==\"listItem\"){const e=s.getAttribute(\"listIndent\");if(n&&o==e||i&&o>e){return s}s=s.previousSibling}return null}function zM(e,t,n,i){e.ui.componentFactory.add(t,o=>{const s=e.commands.get(t);const r=new sw(o);r.set({label:n,icon:i,tooltip:true,isToggleable:true});r.bind(\"isOn\",\"isEnabled\").to(s,\"value\",\"isEnabled\");r.on(\"execute\",()=>{e.execute(t);e.editing.view.focus()});return r})}function BM(){const e=!this.isEmpty&&(this.getChild(0).name==\"ul\"||this.getChild(0).name==\"ol\");if(this.isEmpty||e){return 0}return Uc.call(this)}function VM(e){return(t,n,i)=>{const o=i.consumable;if(!o.test(n.item,\"insert\")||!o.test(n.item,\"attribute:listType\")||!o.test(n.item,\"attribute:listIndent\")){return}o.consume(n.item,\"insert\");o.consume(n.item,\"attribute:listType\");o.consume(n.item,\"attribute:listIndent\");const s=n.item;const r=NM(s,i);LM(s,r,i,e)}}function FM(e){return(t,n,i)=>{const o=i.mapper.toViewPosition(n.position).getLastMatchingPosition(e=>!e.item.is(\"li\"));const s=o.nodeAfter;const r=i.writer;r.breakContainer(r.createPositionBefore(s));r.breakContainer(r.createPositionAfter(s));const a=s.parent;const c=a.previousSibling;const l=r.createRangeOn(a);const d=r.remove(l);if(c&&c.nextSibling){RM(r,c,c.nextSibling)}const u=i.mapper.toModelElement(s);nE(u.getAttribute(\"listIndent\")+1,n.position,l.start,s,i,e);for(const e of r.createRangeIn(d).getItems()){i.mapper.unbindViewElement(e)}t.stop()}}function HM(e,t,n){if(!n.consumable.consume(t.item,\"attribute:listType\")){return}const i=n.mapper.toViewElement(t.item);const o=n.writer;o.breakContainer(o.createPositionBefore(i));o.breakContainer(o.createPositionAfter(i));const s=i.parent;const r=t.attributeNewValue==\"numbered\"?\"ol\":\"ul\";o.rename(r,s)}function UM(e,t,n){const i=n.mapper.toViewElement(t.item);const o=i.parent;const s=n.writer;RM(s,o,o.nextSibling);RM(s,o.previousSibling,o);for(const e of t.item.getChildren()){n.consumable.consume(e,\"insert\")}}function WM(e){return(t,n,i)=>{if(!i.consumable.consume(n.item,\"attribute:listIndent\")){return}const o=i.mapper.toViewElement(n.item);const s=i.writer;s.breakContainer(s.createPositionBefore(o));s.breakContainer(s.createPositionAfter(o));const r=o.parent;const a=r.previousSibling;const c=s.createRangeOn(r);s.remove(c);if(a&&a.nextSibling){RM(s,a,a.nextSibling)}nE(n.attributeOldValue+1,n.range.start,c.start,o,i,e);LM(n.item,o,i,e);for(const e of n.item.getChildren()){i.consumable.consume(e,\"insert\")}}}function $M(e,t,n){if(t.item.name!=\"listItem\"){let e=n.mapper.toViewPosition(t.range.start);const i=n.writer;const o=[];while(e.parent.name==\"ul\"||e.parent.name==\"ol\"){e=i.breakContainer(e);if(e.parent.name!=\"li\"){break}const t=e;const n=i.createPositionAt(e.parent,\"end\");if(!t.isEqual(n)){const e=i.remove(i.createRange(t,n));o.push(e)}e=i.createPositionAfter(e.parent)}if(o.length>0){for(let t=0;t<o.length;t++){const n=e.nodeBefore;const s=i.insert(e,o[t]);e=s.end;if(t>0){const t=RM(i,n,n.nextSibling);if(t&&t.parent==n){e.offset--}}}RM(i,e.nodeBefore,e.nodeAfter)}}}function qM(e,t,n){const i=n.mapper.toViewPosition(t.position);const o=i.nodeBefore;const s=i.nodeAfter;RM(n.writer,o,s)}function YM(e,t,n){if(n.consumable.consume(t.viewItem,{name:true})){const e=n.writer;const i=e.createElement(\"listItem\");const o=oE(t.viewItem);e.setAttribute(\"listIndent\",o,i);const s=t.viewItem.parent&&t.viewItem.parent.name==\"ol\"?\"numbered\":\"bulleted\";e.setAttribute(\"listType\",s,i);const r=n.splitToAllowedParent(i,t.modelCursor);if(!r){return}e.insert(i,r.position);const a=eE(i,t.viewItem.getChildren(),n);t.modelRange=e.createRange(t.modelCursor,a);if(r.cursorParent){t.modelCursor=e.createPositionAt(r.cursorParent,0)}else{t.modelCursor=t.modelRange.end}}}function GM(e,t,n){if(n.consumable.test(t.viewItem,{name:true})){const e=Array.from(t.viewItem.getChildren());for(const t of e){const e=!(t.is(\"li\")||iE(t));if(e){t._remove()}}}}function JM(e,t,n){if(n.consumable.test(t.viewItem,{name:true})){if(t.viewItem.childCount===0){return}const e=[...t.viewItem.getChildren()];let n=false;let i=true;for(const t of e){if(n&&!iE(t)){t._remove()}if(t.is(\"text\")){if(i){t._data=t.data.replace(/^\\s+/,\"\")}if(!t.nextSibling||iE(t.nextSibling)){t._data=t.data.replace(/\\s+$/,\"\")}}else if(iE(t)){n=true}i=false}}}function KM(e){return(t,n)=>{if(n.isPhantom){return}const i=n.modelPosition.nodeBefore;if(i&&i.is(\"listItem\")){const t=n.mapper.toViewElement(i);const o=t.getAncestors().find(iE);const s=e.createPositionAt(t,0).getWalker();for(const e of s){if(e.type==\"elementStart\"&&e.item.is(\"li\")){n.viewPosition=e.previousPosition;break}else if(e.type==\"elementEnd\"&&e.item==o){n.viewPosition=e.nextPosition;break}}}}}function QM(e){return(t,n)=>{const i=n.viewPosition;const o=i.parent;const s=n.mapper;if(o.name==\"ul\"||o.name==\"ol\"){if(!i.isAtEnd){const t=s.toModelElement(i.nodeAfter);n.modelPosition=e.createPositionBefore(t)}else{const t=s.toModelElement(i.nodeBefore);const o=s.getModelLength(i.nodeBefore);n.modelPosition=e.createPositionBefore(t).getShiftedBy(o)}t.stop()}else if(o.name==\"li\"&&i.nodeBefore&&(i.nodeBefore.name==\"ul\"||i.nodeBefore.name==\"ol\")){const r=s.toModelElement(o);let a=1;let c=i.nodeBefore;while(c&&iE(c)){a+=s.getModelLength(c);c=c.previousSibling}n.modelPosition=e.createPositionBefore(r).getShiftedBy(a);t.stop()}}}function XM(e,t){const n=e.document.differ.getChanges();const i=new Map;let o=false;for(const i of n){if(i.type==\"insert\"&&i.name==\"listItem\"){s(i.position)}else if(i.type==\"insert\"&&i.name!=\"listItem\"){if(i.name!=\"$text\"){const n=i.position.nodeAfter;if(n.hasAttribute(\"listIndent\")){t.removeAttribute(\"listIndent\",n);o=true}if(n.hasAttribute(\"listType\")){t.removeAttribute(\"listType\",n);o=true}for(const t of Array.from(e.createRangeIn(n)).filter(e=>e.item.is(\"listItem\"))){s(t.previousPosition)}}const n=i.position.getShiftedBy(i.length);s(n)}else if(i.type==\"remove\"&&i.name==\"listItem\"){s(i.position)}else if(i.type==\"attribute\"&&i.attributeKey==\"listIndent\"){s(i.range.start)}else if(i.type==\"attribute\"&&i.attributeKey==\"listType\"){s(i.range.start)}}for(const e of i.values()){r(e);a(e)}return o;function s(e){const t=e.nodeBefore;if(!t||!t.is(\"listItem\")){const t=e.nodeAfter;if(t&&t.is(\"listItem\")){i.set(t,t)}}else{let e=t;if(i.has(e)){return}for(let t=e.previousSibling;t&&t.is(\"listItem\");t=e.previousSibling){e=t;if(i.has(e)){return}}i.set(t,e)}}function r(e){let n=0;let i=null;while(e&&e.is(\"listItem\")){const s=e.getAttribute(\"listIndent\");if(s>n){let r;if(i===null){i=s-n;r=n}else{if(i>s){i=s}r=s-i}t.setAttribute(\"listIndent\",r,e);o=true}else{i=null;n=e.getAttribute(\"listIndent\")+1}e=e.nextSibling}}function a(e){let n=[];let i=null;while(e&&e.is(\"listItem\")){const s=e.getAttribute(\"listIndent\");if(i&&i.getAttribute(\"listIndent\")>s){n=n.slice(0,s+1)}if(s!=0){if(n[s]){const i=n[s];if(e.getAttribute(\"listType\")!=i){t.setAttribute(\"listType\",i,e);o=true}}else{n[s]=e.getAttribute(\"listType\")}}i=e;e=e.nextSibling}}}function ZM(e,[t,n]){let i=t.is(\"documentFragment\")?t.getChild(0):t;let o;if(!n){o=this.document.selection}else{o=this.createSelection(n)}if(i&&i.is(\"listItem\")){const e=o.getFirstPosition();let t=null;if(e.parent.is(\"listItem\")){t=e.parent}else if(e.nodeBefore&&e.nodeBefore.is(\"listItem\")){t=e.nodeBefore}if(t){const e=t.getAttribute(\"listIndent\");if(e>0){while(i&&i.is(\"listItem\")){i._setAttribute(\"listIndent\",i.getAttribute(\"listIndent\")+e);i=i.nextSibling}}}}}function eE(e,t,n){const{writer:i,schema:o}=n;let s=i.createPositionAfter(e);for(const r of t){if(r.name==\"ul\"||r.name==\"ol\"){s=n.convertItem(r,s).modelCursor}else{const t=n.convertItem(r,i.createPositionAt(e,\"end\"));const a=t.modelRange.start.nodeAfter;const c=a&&a.is(\"element\")&&!o.checkChild(e,a.name);if(c){if(t.modelCursor.parent.is(\"listItem\")){e=t.modelCursor.parent}else{e=tE(t.modelCursor)}s=i.createPositionAfter(e)}}}return s}function tE(e){const t=new Uh({startPosition:e});let n;do{n=t.next()}while(!n.value.item.is(\"listItem\"));return n.value.item}function nE(e,t,n,i,o,s){const r=jM(t.nodeBefore,{sameIndent:true,smallerIndent:true,listIndent:e,foo:\"b\"});const a=o.mapper;const c=o.writer;const l=r?r.getAttribute(\"listIndent\"):null;let d;if(!r){d=n}else if(l==e){const e=a.toViewElement(r).parent;d=c.createPositionAfter(e)}else{const e=s.createPositionAt(r,\"end\");d=a.toViewPosition(e)}d=DM(d);for(const e of[...i.getChildren()]){if(iE(e)){d=c.move(c.createRangeOn(e),d).end;RM(c,e,e.nextSibling);RM(c,e.previousSibling,e)}}}function iE(e){return e.is(\"ol\")||e.is(\"ul\")}function oE(e){let t=0;let n=e.parent;while(n){if(n.is(\"li\")){t++}else{const e=n.previousSibling;if(e&&e.is(\"li\")){t++}}n=n.parent}return t}class sE extends Dw{static get pluginName(){return\"ListEditing\"}static get requires(){return[NA]}init(){const e=this.editor;e.model.schema.register(\"listItem\",{inheritAllFrom:\"$block\",allowAttributes:[\"listType\",\"listIndent\"]});const t=e.data;const n=e.editing;e.model.document.registerPostFixer(t=>XM(e.model,t));n.mapper.registerViewToModelLength(\"li\",rE);t.mapper.registerViewToModelLength(\"li\",rE);n.mapper.on(\"modelToViewPosition\",KM(n.view));n.mapper.on(\"viewToModelPosition\",QM(e.model));t.mapper.on(\"modelToViewPosition\",KM(n.view));e.conversion.for(\"editingDowncast\").add(t=>{t.on(\"insert\",$M,{priority:\"high\"});t.on(\"insert:listItem\",VM(e.model));t.on(\"attribute:listType:listItem\",HM,{priority:\"high\"});t.on(\"attribute:listType:listItem\",UM,{priority:\"low\"});t.on(\"attribute:listIndent:listItem\",WM(e.model));t.on(\"remove:listItem\",FM(e.model));t.on(\"remove\",qM,{priority:\"low\"})});e.conversion.for(\"dataDowncast\").add(t=>{t.on(\"insert\",$M,{priority:\"high\"});t.on(\"insert:listItem\",VM(e.model))});e.conversion.for(\"upcast\").add(e=>{e.on(\"element:ul\",GM,{priority:\"high\"});e.on(\"element:ol\",GM,{priority:\"high\"});e.on(\"element:li\",JM,{priority:\"high\"});e.on(\"element:li\",YM)});e.model.on(\"insertContent\",ZM,{priority:\"high\"});e.commands.add(\"numberedList\",new EM(e,\"numbered\"));e.commands.add(\"bulletedList\",new EM(e,\"bulleted\"));e.commands.add(\"indentList\",new IM(e,\"forward\"));e.commands.add(\"outdentList\",new IM(e,\"backward\"));const i=n.view.document;this.listenTo(i,\"enter\",(e,t)=>{const n=this.editor.model.document;const i=n.selection.getLastPosition().parent;if(n.selection.isCollapsed&&i.name==\"listItem\"&&i.isEmpty){this.editor.execute(\"outdentList\");t.preventDefault();e.stop()}});this.listenTo(i,\"delete\",(e,t)=>{if(t.direction!==\"backward\"){return}const n=this.editor.model.document.selection;if(!n.isCollapsed){return}const i=n.getFirstPosition();if(!i.isAtStart){return}const o=i.parent;if(o.name!==\"listItem\"){return}const s=o.previousSibling&&o.previousSibling.name===\"listItem\";if(s){return}this.editor.execute(\"outdentList\");t.preventDefault();e.stop()},{priority:\"high\"});const o=e=>(t,n)=>{const i=this.editor.commands.get(e);if(i.isEnabled){this.editor.execute(e);n()}};e.keystrokes.set(\"Tab\",o(\"indentList\"));e.keystrokes.set(\"Shift+Tab\",o(\"outdentList\"))}afterInit(){const e=this.editor.commands;const t=e.get(\"indent\");const n=e.get(\"outdent\");if(t){t.registerChildCommand(e.get(\"indentList\"))}if(n){n.registerChildCommand(e.get(\"outdentList\"))}}}function rE(e){let t=1;for(const n of e.getChildren()){if(n.name==\"ul\"||n.name==\"ol\"){for(const e of n.getChildren()){t+=rE(e)}}}return t}var aE='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM3.5 3v5H2V3.7H1v-1h2.5V3zM.343 17.857l2.59-3.257H2.92a.6.6 0 1 0-1.04 0H.302a2 2 0 1 1 3.995 0h-.001c-.048.405-.16.734-.333.988-.175.254-.59.692-1.244 1.312H4.3v1h-4l.043-.043zM7 14.75a.75.75 0 0 1 .75-.75h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75z\"/></svg>';var cE='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0C1 4.784 1.777 4 2.75 4c.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75C1.784 7.5 1 6.723 1 5.75zm6 9c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0c0-.966.777-1.75 1.75-1.75.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75-.966 0-1.75-.777-1.75-1.75z\"/></svg>';class lE extends Dw{init(){const e=this.editor.t;zM(this.editor,\"numberedList\",e(\"Numbered List\"),aE);zM(this.editor,\"bulletedList\",e(\"Bulleted List\"),cE)}}class dE extends Dw{static get requires(){return[sE,lE]}static get pluginName(){return\"List\"}}class uE{constructor(e,t={}){this.namespaces=t.namespaces||[];this._domParser=new DOMParser;this._domConverter=new jd(e,{blockFillerMode:\"nbsp\"});this._htmlWriter=new xp}toData(e){const t=this._domConverter.viewToDom(e,document);return this._htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this._domConverter.domToView(t,{keepOriginalCase:true})}_toDom(e){const t=this.namespaces.map(e=>`xmlns:${e}=\"nsp\"`).join(\" \");e=`<xml ${t}>${e}</xml>`;const n=this._domParser.parseFromString(e,\"text/xml\");const i=n.querySelector(\"parsererror\");if(i){throw new Error(\"Parse error - \"+i.textContent)}const o=n.createDocumentFragment();const s=n.documentElement.childNodes;while(s.length>0){o.appendChild(s[0])}return o}}class hE{static get safeXmlCharactersEntities(){return{tagOpener:\"&laquo;\",tagCloser:\"&raquo;\",doubleQuote:\"&uml;\",realDoubleQuote:\"&quot;\"}}static get safeBadBlackboardCharacters(){return{ltElement:\"«mo»<«/mo»\",gtElement:\"«mo»>«/mo»\",ampElement:\"«mo»&«/mo»\"}}static get safeGoodBlackboardCharacters(){return{ltElement:\"«mo»§lt;«/mo»\",gtElement:\"«mo»§gt;«/mo»\",ampElement:\"«mo»§amp;«/mo»\"}}static get xmlCharacters(){return{id:\"xmlCharacters\",tagOpener:\"<\",tagCloser:\">\",doubleQuote:'\"',ampersand:\"&\",quote:\"'\"}}static get safeXmlCharacters(){return{id:\"safeXmlCharacters\",tagOpener:\"«\",tagCloser:\"»\",doubleQuote:\"¨\",ampersand:\"§\",quote:\"`\",realDoubleQuote:\"¨\"}}}class fE{static isMathmlInAttribute(e,t){const n=\"['\\\"][\\\\s]*=[\\\\s]*[\\\\w-]+\";const i=\"\\\"[^\\\"]*\\\"|'[^']*'\";const o=`[\\\\s]*(${i})[\\\\s]*=[\\\\s]*[\\\\w-]+[\\\\s]*`;const s=`('${o}')*`;const r=`^${n}${s}[\\\\s]+gmi<`;const a=new RegExp(r);const c=e.substring(0,t);const l=c.split(\"\").reverse().join(\"\");const d=a.test(l);return d}static safeXmlDecode(e){let{tagOpener:t}=hE.safeXmlCharactersEntities;let{tagCloser:n}=hE.safeXmlCharactersEntities;let{doubleQuote:i}=hE.safeXmlCharactersEntities;let{realDoubleQuote:o}=hE.safeXmlCharactersEntities;e=e.split(t).join(hE.safeXmlCharacters.tagOpener);e=e.split(n).join(hE.safeXmlCharacters.tagCloser);e=e.split(i).join(hE.safeXmlCharacters.doubleQuote);e=e.split(o).join(hE.safeXmlCharacters.realDoubleQuote);const{ltElement:s}=hE.safeBadBlackboardCharacters;const{gtElement:r}=hE.safeBadBlackboardCharacters;const{ampElement:a}=hE.safeBadBlackboardCharacters;if(\"_wrs_blackboard\"in window&&window._wrs_blackboard){e=e.split(s).join(hE.safeGoodBlackboardCharacters.ltElement);e=e.split(r).join(hE.safeGoodBlackboardCharacters.gtElement);e=e.split(a).join(hE.safeGoodBlackboardCharacters.ampElement)}({tagOpener:t}=hE.safeXmlCharacters);({tagCloser:n}=hE.safeXmlCharacters);({doubleQuote:i}=hE.safeXmlCharacters);({realDoubleQuote:o}=hE.safeXmlCharacters);const{ampersand:c}=hE.safeXmlCharacters;const{quote:l}=hE.safeXmlCharacters;e=e.split(t).join(hE.xmlCharacters.tagOpener);e=e.split(n).join(hE.xmlCharacters.tagCloser);e=e.split(i).join(hE.xmlCharacters.doubleQuote);e=e.split(c).join(hE.xmlCharacters.ampersand);e=e.split(l).join(hE.xmlCharacters.quote);let d=\"\";let u=null;for(let t=0;t<e.length;t+=1){const n=e.charAt(t);if(u==null){if(n===\"$\"){u=\"\"}else{d+=n}}else if(n===\";\"){d+=`&${u}`;u=null}else if(n.match(/([a-zA-Z0-9#._-] | '-')/)){u+=n}else{d+=`$${u}`;u=null;t-=1}}return d}static safeXmlEncode(e){const{tagOpener:t}=hE.xmlCharacters;const{tagCloser:n}=hE.xmlCharacters;const{doubleQuote:i}=hE.xmlCharacters;const{ampersand:o}=hE.xmlCharacters;const{quote:s}=hE.xmlCharacters;e=e.split(t).join(hE.safeXmlCharacters.tagOpener);e=e.split(n).join(hE.safeXmlCharacters.tagCloser);e=e.split(i).join(hE.safeXmlCharacters.doubleQuote);e=e.split(o).join(hE.safeXmlCharacters.ampersand);e=e.split(s).join(hE.safeXmlCharacters.quote);return e}static mathMLEntities(e){let t=\"\";for(let n=0;n<e.length;n+=1){const i=e.charAt(n);if(e.codePointAt(n)>128){t+=`&#${e.codePointAt(n)};`;if(e.codePointAt(n)>65535){n+=1}}else if(i===\"&\"){const o=e.indexOf(\";\",n+1);if(o>=0){const i=document.createElement(\"span\");i.innerHTML=e.substring(n,o+1);t+=`&#${kE.fixedCharCodeAt(i.textContent||i.innerText,0)};`;n=o}else{t+=i}}else{t+=i}}return t}static addCustomEditorClassAttribute(e,t){let n=\"\";const i=e.indexOf(\"<math\");if(i===0){const o=e.indexOf(\">\");if(e.indexOf(\"class\")===-1){n=`${e.substr(i,o)} class=\"wrs_${t}\">`;n+=e.substr(o+1,e.length);return n}}return e}static removeCustomEditorClassAttribute(e,t){if(e.indexOf(\"class\")===-1||e.indexOf(`wrs_${t}`)===-1){return e}if(e.indexOf(`class=\"wrs_${t}\"`)!==-1){return e.replace(`class=\"wrs_${t}\"`,\"\")}return e.replace(`wrs_${t}`,\"\")}static addAnnotation(e,t,n){const i=e.indexOf(\"<annotation\");let o=\"\";if(i!==-1){const i=e.indexOf(\"</semantics>\");o=`${e.substring(0,i)}<annotation encoding=\"${n}\">${t}</annotation>${e.substring(i)}`}else if(fE.isEmpty(e)){const i=e.indexOf(\"/>\");const s=e.indexOf(\">\");const r=s===i?i:s;o=`${e.substring(0,r)}><semantics><annotation encoding=\"${n}\">${t}</annotation></semantics></math>`}else{const i=e.indexOf(\">\")+1;const s=e.lastIndexOf(\"</math>\");const r=e.substring(i,s);o=`${e.substring(0,i)}<semantics>${r}<annotation encoding=\"${n}\">${t}</annotation></semantics></math>`}return o}static removeAnnotation(e,t){let n=e;const i=`<annotation encoding=\"${t}\">`;const o=\"</annotation>\";const s=e.indexOf(i);if(s!==-1){let t=false;let i=e.indexOf(\"<annotation\");while(i!==-1){if(i!==s){t=true}i=e.indexOf(\"<annotation\",i+1)}if(t){const t=e.indexOf(o,s);const i=t+o.length;const r=e.substring(0,s);n=r+e.substring(i)}else{n=fE.removeSemantics(e)}}return n}static removeSemantics(e){const t=\"</math>\";const n=\"<semantics>\";const i=\"<annotation\";let o=e;const s=e.indexOf(n);if(s!==-1){const r=e.indexOf(i,s+n.length);if(r!==-1){o=e.substring(0,s)+e.substring(s+n.length,r)+t}}return o}static removeSemanticsOcurrences(e,t=hE.xmlCharacters){const n=`${t.tagOpener}math`;const i=`${t.tagOpener}/math${t.tagCloser}`;const o=`/${t.tagCloser}`;const{tagCloser:s}=t;const r=`${t.tagOpener}semantics${t.tagCloser}`;const a=`${t.tagOpener}annotation encoding=`;let c=\"\";let l=e.indexOf(n);let d=0;while(l!==-1){c+=e.substring(d,l);const t=e.indexOf(i,l);const u=e.indexOf(o,l);const h=e.indexOf(s,l);if(t!==-1){d=t}else if(u===h-1){d=u}const f=e.indexOf(r,l);if(f!==-1){const t=e.substring(l,f);const o=e.indexOf(a,l);if(o!==-1){const s=f+r.length;const a=e.substring(s,o);c+=t+a+i;l=e.indexOf(n,l+n.length);d+=i.length}else{d=l;l=e.indexOf(n,l+n.length)}}else{d=l;l=e.indexOf(n,l+n.length)}}c+=e.substring(d,e.length);return c}static containClass(e,t){const n=e.indexOf(\"class\");if(n===-1){return false}const i=e.indexOf(\">\",n);const o=e.substring(n,i);if(o.indexOf(t)!==-1){return true}return false}static isEmpty(e){const t=\">\";const n=\"/>\";const i=e.indexOf(t);const o=e.indexOf(n);let s=false;if(o!==-1){if(o===i-1){s=true}}if(!s){const t=new RegExp(\"</(.+:)?math>\");const n=t.exec(e);if(n){s=i+1===n.index}}return s}static encodeProperties(e){const t=/\\w+=\".*?\"/g;const n=e=>{const t=e.indexOf('\"');const n=e.substring(t+1,e.length-1);const i=kE.htmlEntities(n);const o=`${e.substring(0,t+1)}${i}\"`;return o};const i=e.replace(t,n);return i}}class mE{static addConfiguration(e){Object.assign(mE.properties,e)}static get properties(){return mE._properties}static set properties(e){mE._properties=e}static get(e){if(!Object.prototype.hasOwnProperty.call(mE.properties,e)){if(Object.prototype.hasOwnProperty.call(mE.properties,\"_wrs_conf_\")){return mE.properties[`_wrs_conf_${e}`]}return false}return mE.properties[e]}static set(e,t){mE.properties[e]=t}static update(e,t){if(!mE.get(e)){mE.set(e,t)}else{const n=Object.assign(mE.get(e),t);mE.set(e,n)}}}mE._properties={};class gE{constructor(){this.cache=[]}populate(e,t){this.cache[e]=t}get(e){if(Object.prototype.hasOwnProperty.call(this.cache,e)){return this.cache[e]}return false}}class pE{constructor(){this.listeners=[]}add(e){this.listeners.push(e)}fire(e,t){for(let n=0;n<this.listeners.length&&!t.cancelled;n+=1){if(this.listeners[n].eventName===e){this.listeners[n].callback(t)}}return t.defaultPrevented}static newListener(e,t){const n={};n.eventName=e;n.callback=t;return n}}class bE{static get listeners(){return bE._listeners}static addListener(e){bE.listeners.add(e)}static fireEvent(e,t){bE.listeners.fire(e,t)}static get parameters(){return bE._parameters}static set parameters(e){bE._parameters=e}static get servicePaths(){return bE._servicePaths}static set servicePaths(e){bE._servicePaths=e}static setServicePath(e,t){bE.servicePaths[e]=t}static getServicePath(e){return bE.servicePaths[e]}static get integrationPath(){return bE._integrationPath}static set integrationPath(e){bE._integrationPath=e}static getServerURL(){const e=window.location.href;const t=e.split(\"/\");const n=`${t[0]}//${t[2]}`;return n}static init(e){bE.parameters=e;let t=bE.createServiceURI(\"configurationjs\");let n=bE.createServiceURI(\"createimage\");let i=bE.createServiceURI(\"showimage\");let o=bE.createServiceURI(\"getmathml\");let s=bE.createServiceURI(\"service\");if(bE.parameters.URI.indexOf(\"/\")===0){const e=bE.getServerURL();t=e+t;i=e+i;n=e+n;o=e+o;s=e+s}bE.setServicePath(\"configurationjs\",t);bE.setServicePath(\"showimage\",i);bE.setServicePath(\"createimage\",n);bE.setServicePath(\"service\",s);bE.setServicePath(\"getmathml\",o);bE.setServicePath(\"configurationjs\",t);bE.listeners.fire(\"onInit\",{})}static getUrl(e,t){const n=window.location.toString().substr(0,window.location.toString().lastIndexOf(\"/\")+1);const i=kE.createHttpRequest();if(i){if(typeof t===\"undefined\"||typeof t===\"undefined\"){i.open(\"GET\",e,false)}else if(e.substr(0,1)===\"/\"||e.substr(0,7)===\"http://\"||e.substr(0,8)===\"https://\"){i.open(\"POST\",e,false)}else{i.open(\"POST\",n+e,false)}if(typeof t!==\"undefined\"&&t){i.setRequestHeader(\"Content-type\",\"application/x-www-form-urlencoded; charset=UTF-8\");i.send(kE.httpBuildQuery(t))}else{i.send(null)}return i.responseText}return\"\"}static getService(e,t,n){let i;if(n===true){const n=`${bE.getServicePath(e)}?${t}`;i=bE.getUrl(n)}else{const n=bE.getServicePath(e);i=bE.getUrl(n,t)}return i}static getServerLanguageFromService(e){if(e.indexOf(\".php\")!==-1){return\"php\"}if(e.indexOf(\".aspx\")!==-1){return\"aspx\"}if(e.indexOf(\"wirispluginengine\")!==-1){return\"ruby\"}return\"java\"}static createServiceURI(e){const t=bE.serverExtension();return kE.concatenateUrl(bE.parameters.URI,e)+t}static serverExtension(){if(bE.parameters.server.indexOf(\"php\")!==-1){return\".php\"}if(bE.parameters.server.indexOf(\"aspx\")!==-1){return\".aspx\"}return\"\"}}bE._servicePaths={};bE._integrationPath=\"\";bE._listeners=new pE;bE._parameters={};class wE{static get cache(){return wE._cache}static set cache(e){wE._cache=e}static getLatexFromMathML(e){const t=fE.removeSemantics(e);const{cache:n}=wE;const i={service:\"mathml2latex\",mml:t};const o=JSON.parse(bE.getService(\"service\",i));let s=\"\";if(o.status===\"ok\"){s=o.result.text;const t=kE.htmlEntities(s);const i=fE.addAnnotation(e,t,\"LaTeX\");n.populate(s,i)}return s}static getMathMLFromLatex(e,t){const n=wE.cache;if(wE.cache.get(e)){return wE.cache.get(e)}const i={service:\"latex2mathml\",latex:e};if(t){i.saveLatex=\"\"}const o=JSON.parse(bE.getService(\"service\",i));let s;if(o.status===\"ok\"){let t=o.result.text;t=t.split(\"\\r\").join(\"\").split(\"\\n\").join(\" \");if(t.indexOf(\"semantics\")===-1&&t.indexOf(\"annotation\")===-1){t=fE.addAnnotation(t,e,\"LaTeX\");s=t}else{s=t}if(!n.get(e)){n.populate(e,t)}}else{s=`$$${e}$$`}return s}static parseMathmlToLatex(e,t){let n=\"\";const i=`${t.tagOpener}math`;const o=`${t.tagOpener}/math${t.tagCloser}`;const s=`${t.tagOpener}annotation encoding=${t.doubleQuote}LaTeX${t.doubleQuote}${t.tagCloser}`;const r=`${t.tagOpener}/annotation${t.tagCloser}`;let a=e.indexOf(i);let c=0;let l;let d;let u;while(a!==-1){n+=e.substring(c,a);c=e.indexOf(o,a);if(c===-1){c=e.length-1}else{c+=o.length}l=e.substring(a,c);d=l.indexOf(s);if(d!==-1){d+=s.length;u=l.indexOf(r);let e=l.substring(d,u);if(t===hE.safeXmlCharacters){e=fE.safeXmlDecode(e)}n+=`$$${e}$$`;wE.cache.populate(e,l)}else{n+=l}a=e.indexOf(i,c)}n+=e.substring(c,e.length);return n}static getLatexFromTextNode(e,t,n){const i={open:\"$$\",close:\"$$\"};if(typeof n===\"undefined\"||n==null){n=i}let o=e;while(o.previousSibling&&o.previousSibling.nodeType===3){o=o.previousSibling}function s(e,t,i){let o=e.nodeValue.indexOf(i,t);while(o===-1){e=e.nextSibling;if(!e){return null}o=e.nodeValue?e.nodeValue.indexOf(n.close):-1}return{node:e,position:o}}function r(e,t,n,i){if(e===n){return t<=i}while(e&&e!==n){e=e.nextSibling}return e===n}let a;let c={node:o,position:0};const l=n.open.length;do{a=s(c.node,c.position,n.open);if(a==null||r(e,t,a.node,a.position)){return null}c=s(a.node,a.position+l,n.close);if(c==null){return null}c.position+=l}while(r(c.node,c.position,e,t));let d;if(a.node===c.node){d=a.node.nodeValue.substring(a.position+l,c.position-l)}else{const e=a.position+l;d=a.node.nodeValue.substring(e,a.node.nodeValue.length);let t=a.node;do{t=t.nextSibling;if(t===c.node){d+=c.node.nodeValue.substring(0,c.position-l)}else{d+=t.nodeValue?t.nodeValue:\"\"}}while(t!==c.node)}return{latex:d,startNode:a.node,startPosition:a.position,endNode:c.node,endPosition:c.position}}}wE._cache=new gE;var _E=n(13);class vE{constructor(){throw new Error(\"Static class StringManager can not be instantiated.\")}static get(e){let{language:t}=this;if(!(t in this.strings)){console.warn(`Unknown language ${t} set in StringManager.`);t=\"en\"}if(!(e in this.strings[t])){console.warn(`Unknown key ${e} in StringManager.`);return e}return this.strings[t][e]}}vE.strings=_E;vE.language=\"en\";class kE{static fireEvent(e,t){if(document.createEvent){const n=document.createEvent(\"HTMLEvents\");n.initEvent(t,true,true);return!e.dispatchEvent(n)}const n=document.createEventObject();return e.fireEvent(`on${t}`,n)}static addEvent(e,t,n){if(e.addEventListener){e.addEventListener(t,n,true)}else if(e.attachEvent){e.attachEvent(`on${t}`,n)}}static removeEvent(e,t,n){if(e.removeEventListener){e.removeEventListener(t,n,true)}else if(e.detachEvent){e.detachEvent(`on${t}`,n)}}static addElementEvents(e,t,n,i){if(t){kE.addEvent(e,\"dblclick\",e=>{const n=e||window.event;const i=n.srcElement?n.srcElement:n.target;t(i,n)})}if(n){kE.addEvent(e,\"mousedown\",e=>{const t=e||window.event;const i=t.srcElement?t.srcElement:t.target;n(i,t)})}if(i){kE.addEvent(e,\"mouseup\",e=>{const t=e||window.event;const n=t.srcElement?t.srcElement:t.target;i(n,t)})}}static addClass(e,t){if(!kE.containsClass(e,t)){e.className+=` ${t}`}}static containsClass(e,t){if(e==null||!(\"className\"in e)){return false}const n=e.className.split(\" \");for(let e=n.length-1;e>=0;e-=1){if(n[e]===t){return true}}return false}static removeClass(e,t){let n=\"\";const i=e.className.split(\" \");for(let e=0;e<i.length;e+=1){if(i[e]!==t){n+=`${i[e]} `}}e.className=n.trim()}static convertOldXmlinitialtextAttribute(e){const t=\"value=\";const n=e.indexOf(\"xmlinitialtext\");const i=e.indexOf(t,n);const o=e.charAt(i+t.length);const s=i+t.length+1;const r=e.indexOf(o,s);const a=e.substring(s,r);let c=a.split(\"«\").join(\"§lt;\");c=c.split(\"»\").join(\"§gt;\");c=c.split(\"&\").join(\"§\");c=c.split(\"¨\").join(\"§quot;\");e=e.split(a).join(c);return e}static createElement(e,t,n){if(t===undefined){t={}}if(n===undefined){n=document}let i;try{let o=`<${e}`;Object.keys(t).forEach(e=>{o+=` ${e}=\"${kE.htmlEntities(t[e])}\"`});o+=\">\";i=n.createElement(o)}catch(o){i=n.createElement(e);Object.keys(t).forEach(e=>{i.setAttribute(e,t[e])})}return i}static createObject(e,t){if(t===undefined){t=document}e=e.split(\"<applet \").join('<span wirisObject=\"WirisApplet\" ').split(\"<APPLET \").join('<span wirisObject=\"WirisApplet\" ');e=e.split(\"</applet>\").join(\"</span>\").split(\"</APPLET>\").join(\"</span>\");e=e.split(\"<param \").join('<br wirisObject=\"WirisParam\" ').split(\"<PARAM \").join('<br wirisObject=\"WirisParam\" ');e=e.split(\"</param>\").join(\"</br>\").split(\"</PARAM>\").join(\"</br>\");const n=kE.createElement(\"div\",{},t);n.innerHTML=e;function i(e){if(e.getAttribute&&e.getAttribute(\"wirisObject\")===\"WirisParam\"){const n={};for(let t=0;t<e.attributes.length;t+=1){if(e.attributes[t].nodeValue!==null){n[e.attributes[t].nodeName]=e.attributes[t].nodeValue}}const i=kE.createElement(\"param\",n,t);if(i.NAME){i.name=i.NAME;i.value=i.VALUE}i.removeAttribute(\"wirisObject\");e.parentNode.replaceChild(i,e)}else if(e.getAttribute&&e.getAttribute(\"wirisObject\")===\"WirisApplet\"){const n={};for(let t=0;t<e.attributes.length;t+=1){if(e.attributes[t].nodeValue!==null){n[e.attributes[t].nodeName]=e.attributes[t].nodeValue}}const o=kE.createElement(\"applet\",n,t);o.removeAttribute(\"wirisObject\");for(let t=0;t<e.childNodes.length;t+=1){i(e.childNodes[t]);if(e.childNodes[t].nodeName.toLowerCase()===\"param\"){o.appendChild(e.childNodes[t]);t-=1}}e.parentNode.replaceChild(o,e)}else{for(let t=0;t<e.childNodes.length;t+=1){i(e.childNodes[t])}}}i(n);return n.firstChild}static createObjectCode(e){if(typeof e===\"undefined\"||e===null){return null}if(e.nodeType===1){let t=`<${e.tagName}`;for(let n=0;n<e.attributes.length;n+=1){if(e.attributes[n].specified){t+=` ${e.attributes[n].name}=\"${kE.htmlEntities(e.attributes[n].value)}\"`}}if(e.childNodes.length>0){t+=\">\";for(let n=0;n<e.childNodes.length;n+=1){t+=kE.createObject(e.childNodes[n])}t+=`</${e.tagName}>`}else if(e.nodeName===\"DIV\"||e.nodeName===\"SCRIPT\"){t+=`></${e.tagName}>`}else{t+=\"/>\"}return t}if(e.nodeType===3){return kE.htmlEntities(e.nodeValue)}return\"\"}static concatenateUrl(e,t){let n=\"\";if(e.indexOf(\"/\")!==e.length&&t.indexOf(\"/\")!==0){n=\"/\"}return(e+n+t).replace(/([^:]\\/)\\/+/g,\"$1\")}static htmlEntities(e){return e.split(\"&\").join(\"&amp;\").split(\"<\").join(\"&lt;\").split(\">\").join(\"&gt;\").split('\"').join(\"&quot;\")}static htmlEntitiesDecode(e){const t=document.createElement(\"textarea\");t.innerHTML=e;return t.value}static createHttpRequest(){const e=window.location.toString().substr(0,window.location.toString().lastIndexOf(\"/\")+1);if(e.substr(0,7)===\"file://\"){throw vE.get(\"exception_cross_site\")}if(typeof XMLHttpRequest!==\"undefined\"){return new XMLHttpRequest}try{return new ActiveXObject(\"Msxml2.XMLHTTP\")}catch(e){try{return new ActiveXObject(\"Microsoft.XMLHTTP\")}catch(e){return null}}}static httpBuildQuery(e){let t=\"\";Object.keys(e).forEach(n=>{if(e[n]!=null){t+=`${kE.urlEncode(n)}=${kE.urlEncode(e[n])}&`}});if(t.substring(t.length-1)===\"&\"){t=t.substring(0,t.length-1)}return t}static propertiesToString(e){const t=[];Object.keys(e).forEach(n=>{if(Object.prototype.hasOwnProperty.call(e,n)){t.push(n)}});const n=t.length;for(let e=0;e<n;e+=1){for(let i=e+1;i<n;i+=1){const n=t[e];const o=t[i];if(kE.compareStrings(n,o)>0){t[e]=o;t[i]=n}}}let i=\"\";for(let o=0;o<n;o+=1){const n=t[o];i+=n;i+=\"=\";let s=e[n];s=s.replace(\"\\\\\",\"\\\\\\\\\");s=s.replace(\"\\n\",\"\\\\n\");s=s.replace(\"\\r\",\"\\\\r\");s=s.replace(\"\\t\",\"\\\\t\");i+=s;i+=\"\\n\"}return i}static compareStrings(e,t){let n;const i=e.length;const o=t.length;const s=i>o?o:i;for(n=0;n<s;n+=1){const i=kE.fixedCharCodeAt(e,n)-kE.fixedCharCodeAt(t,n);if(i!==0){return i}}return e.length-t.length}static fixedCharCodeAt(e,t){t=t||0;const n=e.charCodeAt(t);let i;let o;if(n>=55296&&n<=56319){i=n;o=e.charCodeAt(t+1);if(Number.isNaN(o)){throw vE.get(\"exception_high_surrogate\")}return(i-55296)*1024+(o-56320)+65536}if(n>=56320&&n<=57343){return false}return n}static urlToAssArray(e){let t;t=e.indexOf(\"?\");if(t>0){const n=e.substring(t+1);const i=n.split(\"&\");const o={};for(t=0;t<i.length;t+=1){const e=i[t];const n=e.split(\"=\");if(n.length>1){o[n[0]]=decodeURIComponent(n[1].replace(/\\+/g,\" \"))}}return o}return{}}static urlEncode(e){let t=\"\";t=encodeURIComponent(e);return t}static getWIRISImageOutput(e,t,n){const i=kE.createObject(e);if(i){if(i.className===mE.get(\"imageClassName\")||i.getAttribute(mE.get(\"imageMathmlAttribute\"))){if(!t){return e}const o=i.getAttribute(mE.get(\"imageMathmlAttribute\"));let s=fE.safeXmlDecode(o);if(!mE.get(\"saveHandTraces\")){s=fE.removeAnnotation(s,\"application/json\")}if(s==null){s=i.getAttribute(\"alt\")}if(n){const e=fE.safeXmlEncode(s);return e}return s}}return e}static getNodeLength(e){const t={IMG:1,BR:1};if(e.nodeType===3){return e.nodeValue.length}if(e.nodeType===1){let n=t[e.nodeName.toUpperCase()];if(n===undefined){n=0}for(let t=0;t<e.childNodes.length;t+=1){n+=kE.getNodeLength(e.childNodes[t])}return n}return 0}static getSelectedItem(e,t,n){let i;if(t){i=e.contentWindow;i.focus()}else{i=window;e.focus()}if(document.selection&&!n){const n=i.document.selection.createRange();if(n.parentElement){if(n.htmlText.length>0){if(n.text.length===0){return kE.getSelectedItem(e,t,true)}return null}i.document.execCommand(\"InsertImage\",false,\"#\");let o=n.parentElement();if(o.nodeName.toUpperCase()!==\"IMG\"){n.pasteHTML('<span id=\"wrs_openEditorWindow_temporalObject\"></span>');o=i.document.getElementById(\"wrs_openEditorWindow_temporalObject\")}let s;let r;if(o.nextSibling&&o.nextSibling.nodeType===3){s=o.nextSibling;r=0}else if(o.previousSibling&&o.previousSibling.nodeType===3){s=o.previousSibling;r=s.nodeValue.length}else{s=i.document.createTextNode(\"\");o.parentNode.insertBefore(s,o);r=0}o.parentNode.removeChild(o);return{node:s,caretPosition:r}}if(n.length>1){return null}return{node:n.item(0)}}if(i.getSelection){let e;const t=i.getSelection();try{e=t.getRangeAt(0)}catch(t){e=i.document.createRange()}const n=e.startContainer;if(n.nodeType===3){return{node:n,caretPosition:e.startOffset}}if(n!==e.endContainer){return null}if(n.nodeType===1){const t=e.startOffset;if(n.childNodes[t]){return{node:n.childNodes[t]}}}}return null}static getSelectedItemOnTextarea(e){const t=document.createTextNode(e.value);const n=wE.getLatexFromTextNode(t,e.selectionStart);if(n===null){return null}return{node:t,caretPosition:e.selectionStart,startPosition:n.startPosition,endPosition:n.endPosition}}static getElementsByNameFromString(e,t,n){const i=[];e=e.toLowerCase();t=t.toLowerCase();let o=e.indexOf(`<${t} `);while(o!==-1){let s;if(n){s=\">\"}else{s=`</${t}>`}let r=e.indexOf(s,o);if(r!==-1){r+=s.length;i.push({start:o,end:r})}else{r=o+1}o=e.indexOf(`<${t} `,r)}return i}static decode64(e){const t=\"+\".charCodeAt(0);const n=\"/\".charCodeAt(0);const i=\"0\".charCodeAt(0);const o=\"a\".charCodeAt(0);const s=\"A\".charCodeAt(0);const r=\"-\".charCodeAt(0);const a=\"_\".charCodeAt(0);const c=e.charCodeAt(0);if(c===t||c===r){return 62}if(c===n||c===a){return 63}if(c<i){return-1}if(c<i+10){return c-i+26+26}if(c<s+26){return c-s}if(c<o+26){return c-o+26}return null}static b64ToByteArray(e,t){let n;if(e.length%4>0){throw new Error(\"Invalid string. Length must be a multiple of 4\")}const i=[];let o;let s;if(!t){if(e.charAt(e.length-2)===\"=\"){s=2}else if(e.charAt(e.length-1)===\"=\"){s=1}else{s=0}o=s>0?e.length-4:e.length}else{o=t}let r;for(r=0;r<o;r+=4){n=kE.decode64(e.charAt(r))<<18|kE.decode64(e.charAt(r+1))<<12|kE.decode64(e.charAt(r+2))<<6|kE.decode64(e.charAt(r+3));i.push(n>>16&255);i.push(n>>8&255);i.push(n&255)}if(s){if(s===2){n=kE.decode64(e.charAt(r))<<2|kE.decode64(e.charAt(r+1))>>4;i.push(n&255)}else if(s===1){n=kE.decode64(e.charAt(r))<<10|kE.decode64(e.charAt(r+1))<<4|kE.decode64(e.charAt(r+2))>>2;i.push(n>>8&255);i.push(n&255)}}return i}static readInt32(e){if(e.length<4){return false}const t=e.splice(0,4);return t[0]<<24|t[1]<<16|t[2]<<8|t[3]<<0}static readByte(e){return e.shift()<<0}static readBytes(e,t,n){return e.splice(t,n)}static updateTextArea(e,t){if(e&&t){e.focus();if(e.selectionStart!=null){const{selectionEnd:n}=e;const i=e.value.substring(0,e.selectionStart);const o=e.value.substring(n,e.value.length);e.value=i+t+o;e.selectionEnd=n+t.length}else{const e=document.selection.createRange();e.text=t}}}static updateExistingTextOnTextarea(e,t,n,i){e.focus();const o=e.value.substring(0,n);e.value=o+t+e.value.substring(i,e.value.length);e.selectionEnd=n+t.length}static addArgument(e,t,n){let i;if(e.indexOf(\"?\")>0){i=\"&\"}else{i=\"?\"}return`${e+i+t}=${n}`}}class yE{static removeImgDataAttributes(e){const t=[];const{attributes:n}=e;Object.keys(n).forEach(e=>{const i=n[e];if(i.name.indexOf(\"data-\")===0){t.push(i.name)}});t.forEach(t=>{e.removeAttribute(t)})}static clone(e,t){const n=mE.get(\"imageCustomEditorName\");if(!e.hasAttribute(n)){t.removeAttribute(n)}const i=mE.get(\"imageMathmlAttribute\");const o=[i,n,\"alt\",\"height\",\"width\",\"style\",\"src\",\"role\"];o.forEach(n=>{const i=e.getAttribute(n);if(i){t.setAttribute(n,i)}})}static setImgSize(e,t,n){let i;let o;let s;let r;if(n){if(mE.get(\"imageFormat\")===\"svg\"){if(mE.get(\"saveMode\")!==\"base64\"){i=yE.getMetricsFromSvgString(t)}else{o=e.src.substr(e.src.indexOf(\"base64,\")+7,e.src.length);r=\"\";s=kE.b64ToByteArray(o,o.length);for(let e=0;e<s.length;e+=1){r+=String.fromCharCode(s[e])}i=yE.getMetricsFromSvgString(r)}}else{o=e.src.substr(e.src.indexOf(\"base64,\")+7,e.src.length);s=kE.b64ToByteArray(o,88);i=yE.getMetricsFromBytes(s)}}else{i=kE.urlToAssArray(t)}let a=i.cw;if(!a){return}let c=i.ch;let l=i.cb;const{dpi:d}=i;if(d){a=a*96/d;c=c*96/d;l=l*96/d}e.width=a;e.height=c;e.style.verticalAlign=`-${c-l}px`}static fixAfterResize(e){e.removeAttribute(\"style\");e.removeAttribute(\"width\");e.removeAttribute(\"height\");e.style.maxWidth=\"none\";if(e.src.indexOf(\"data:image\")!==-1){if(mE.get(\"imageFormat\")===\"svg\"){const t=decodeURIComponent(e.src.substring(32,e.src.length));yE.setImgSize(e,t,true)}else{const t=e.src.substring(22,e.src.length);yE.setImgSize(e,t,true)}}else{yE.setImgSize(e,e.src)}}static getMetricsFromSvgString(e){let t=e.indexOf('height=\"');let n=e.indexOf('\"',t+8,e.length);const i=e.substring(t+8,n);t=e.indexOf('width=\"');n=e.indexOf('\"',t+7,e.length);const o=e.substring(t+7,n);t=e.indexOf('wrs:baseline=\"');n=e.indexOf('\"',t+14,e.length);const s=e.substring(t+14,n);if(typeof o!==\"undefined\"){const e=[];e.cw=o;e.ch=i;if(typeof s!==\"undefined\"){e.cb=s}return e}return[]}static getMetricsFromBytes(e){kE.readBytes(e,0,8);let t;let n;let i;let o;let s;while(e.length>=4){i=kE.readInt32(e);if(i===1229472850){t=kE.readInt32(e);n=kE.readInt32(e);kE.readInt32(e);kE.readByte(e)}else if(i===1650545477){o=kE.readInt32(e)}else if(i===1883789683){s=kE.readInt32(e);s=Math.round(s/39.37);kE.readInt32(e);kE.readByte(e)}kE.readInt32(e)}if(typeof t!==\"undefined\"){const e=[];e.cw=t;e.ch=n;e.dpi=s;if(o){e.cb=o}return e}return[]}}class xE{static get cache(){return xE._cache}static set cache(e){xE._cache=e}static mathMLToAccessible(e,t,n){if(typeof t===\"undefined\"){t=\"en\"}if(fE.containClass(e,\"wrs_chemistry\")){n.mode=\"chemistry\"}let i=\"\";if(xE.cache.get(e)){i=xE.cache.get(e)}else{n.service=\"mathml2accessible\";n.lang=t;const o=JSON.parse(bE.getService(\"service\",n));if(o.status!==\"error\"){i=o.result.text;xE.cache.populate(e,i)}else{i=vE.get(\"error_convert_accessibility\")}}return i}}xE._cache=new gE;var AE=n(89);class CE{static mathmlToImgObject(e,t,n,i){const o=e.createElement(\"img\");o.align=\"middle\";o.style.maxWidth=\"none\";const s=n||{};s.mml=t;s.lang=i;s.metrics=\"true\";s.centerbaseline=\"false\";if(mE.get(\"saveMode\")===\"base64\"&&mE.get(\"base64savemode\")===\"default\"){s.base64=true}o.className=mE.get(\"imageClassName\");if(t.indexOf('class=\"')!==-1){let e=t.substring(t.indexOf('class=\"')+'class=\"'.length,t.length);e=e.substring(0,e.indexOf('\"'));e=e.substring(4,e.length);o.setAttribute(mE.get(\"imageCustomEditorName\"),e)}if(mE.get(\"wirisPluginPerformance\")&&(mE.get(\"saveMode\")===\"xml\"||mE.get(\"saveMode\")===\"safeXml\")){let e=JSON.parse(CE.createShowImageSrc(s,i));if(e.status===\"warning\"){try{e=JSON.parse(bE.getService(\"showimage\",s))}catch(e){return null}}({result:e}=e);if(e.format===\"png\"){o.src=`data:image/png;base64,${e.content}`}else{o.src=`data:image/svg+xml;charset=utf8,${kE.urlEncode(e.content)}`}o.setAttribute(mE.get(\"imageMathmlAttribute\"),fE.safeXmlEncode(t));yE.setImgSize(o,e.content,true);if(mE.get(\"enableAccessibility\")){if(typeof e.alt===\"undefined\"){o.alt=xE.mathMLToAccessible(t,i,s)}else{o.alt=e.alt}}}else{const e=CE.createImageSrc(t,s);o.setAttribute(mE.get(\"imageMathmlAttribute\"),fE.safeXmlEncode(t));o.src=e;yE.setImgSize(o,e,mE.get(\"saveMode\")===\"base64\"&&mE.get(\"base64savemode\")===\"default\");if(mE.get(\"enableAccessibility\")){o.alt=xE.mathMLToAccessible(t,i,s)}}if(typeof CE.observer!==\"undefined\"){CE.observer.observe(o)}o.setAttribute(\"role\",\"math\");return o}static createImageSrc(e,t){if(mE.get(\"saveMode\")===\"base64\"&&mE.get(\"base64savemode\")===\"default\"){t.base64=true}let n=bE.getService(\"createimage\",t);if(n.indexOf(\"@BASE@\")!==-1){const e=bE.getServicePath(\"createimage\").split(\"/\");e.pop();n=n.split(\"@BASE@\").join(e.join(\"/\"))}return n}static initParse(e,t){e=CE.initParseSaveMode(e,t);return CE.initParseEditMode(e)}static initParseSaveMode(e,t){if(mE.get(\"saveMode\")){e=wE.parseMathmlToLatex(e,hE.safeXmlCharacters);e=wE.parseMathmlToLatex(e,hE.xmlCharacters);e=CE.parseMathmlToImg(e,hE.safeXmlCharacters,t);e=CE.parseMathmlToImg(e,hE.xmlCharacters,t);if(mE.get(\"saveMode\")===\"base64\"&&mE.get(\"base64savemode\")===\"image\"){e=CE.codeImgTransform(e,\"base642showimage\")}}return e}static initParseEditMode(e){if(mE.get(\"parseModes\").indexOf(\"latex\")!==-1){const t=kE.getElementsByNameFromString(e,\"img\",true);const n='encoding=\"LaTeX\">';let i=0;for(let o=0;o<t.length;o+=1){const s=e.substring(t[o].start+i,t[o].end+i);if(s.indexOf(` class=\"${mE.get(\"imageClassName\")}\"`)!==-1){let r=` ${mE.get(\"imageMathmlAttribute\")}=\"`;let a=s.indexOf(r);if(a===-1){r=' alt=\"';a=s.indexOf(r)}if(a!==-1){a+=r.length;const c=s.indexOf('\"',a);const l=fE.safeXmlDecode(s.substring(a,c));let d=l.indexOf(n);if(d!==-1){d+=n.length;const s=l.indexOf(\"</annotation>\",d);const r=l.substring(d,s);const a=`$$${kE.htmlEntitiesDecode(r)}$$`;const c=e.substring(0,t[o].start+i);const u=e.substring(t[o].end+i);e=c+a+u;i+=a.length-(t[o].end-t[o].start)}}}}}return e}static endParse(e){const t=CE.endParseEditMode(e);const n=CE.endParseSaveMode(t);return n}static endParseEditMode(e){if(mE.get(\"parseModes\").indexOf(\"latex\")!==-1){let t=\"\";let n=0;let i=e.indexOf(\"$$\");while(i!==-1){t+=e.substring(n,i);n=e.indexOf(\"$$\",i+2);if(n!==-1){const o=e.substring(i+2,n);const s=kE.htmlEntitiesDecode(o);let r=wE.getMathMLFromLatex(s,true);if(!mE.get(\"saveHandTraces\")){r=fE.removeAnnotation(r,\"application/json\")}t+=r;n+=2}else{t+=\"$$\";n=i+2}i=e.indexOf(\"$$\",n)}t+=e.substring(n,e.length);e=t}return e}static endParseSaveMode(e){if(mE.get(\"saveMode\")){if(mE.get(\"saveMode\")===\"safeXml\"){e=CE.codeImgTransform(e,\"img2mathml\")}else if(mE.get(\"saveMode\")===\"xml\"){e=CE.codeImgTransform(e,\"img2mathml\")}else if(mE.get(\"saveMode\")===\"base64\"&&mE.get(\"base64savemode\")===\"image\"){e=CE.codeImgTransform(e,\"img264\")}}return e}static createShowImageSrc(e,t){const n=[];const i=[\"mml\",\"color\",\"centerbaseline\",\"zoom\",\"dpi\",\"fontSize\",\"fontFamily\",\"defaultStretchy\",\"backgroundColor\",\"format\"];i.forEach(t=>{const o=i[t];if(typeof e[o]!==\"undefined\"){n[o]=e[o]}});const o={};Object.keys(e).forEach(t=>{if(t!==\"mml\"){o[t]=e[t]}});o.formula=com.wiris.js.JsPluginTools.md5encode(kE.propertiesToString(n));o.lang=typeof t===\"undefined\"?\"en\":t;o.version=mE.get(\"version\");const s=bE.getService(\"showimage\",kE.httpBuildQuery(o),true);return s}static codeImgTransform(e,t){let n=\"\";let i=0;const o=/<img/gi;const s=o.source.length;while(o.test(e)){const r=o.lastIndex-s;n+=e.substring(i,r);let a=r+1;while(a<e.length&&i<=r){const t=e.charAt(a);if(t==='\"'||t===\"'\"){const n=e.indexOf(t,a+1);if(n===-1){a=e.length}else{a=n}}else if(t===\">\"){i=a+1}a+=1}if(i<r){n+=e.substring(r,e.length);return n}let c=e.substring(r,i);const l=kE.createObject(c);let d=l.getAttribute(mE.get(\"imageMathmlAttribute\"));let u;let h;if(t===\"base642showimage\"){if(d==null){d=l.getAttribute(\"alt\")}d=fE.safeXmlDecode(d);c=CE.mathmlToImgObject(document,d,null,null);n+=kE.createObjectCode(c)}else if(t===\"img2mathml\"){if(mE.get(\"saveMode\")){if(mE.get(\"saveMode\")===\"safeXml\"){u=true;h=true}else if(mE.get(\"saveMode\")===\"xml\"){u=true;h=false}}n+=kE.getWIRISImageOutput(c,u,h)}else if(t===\"img264\"){if(d===null){d=l.getAttribute(\"alt\")}d=fE.safeXmlDecode(d);const e={};e.base64=\"true\";c=CE.mathmlToImgObject(document,d,e,null);yE.setImgSize(c,c.src,true);n+=kE.createObjectCode(c)}}n+=e.substring(i,e.length);return n}static parseMathmlToImg(e,t,n){let i=\"\";const o=`${t.tagOpener}math`;const s=`${t.tagOpener}/math${t.tagCloser}`;let r=e.indexOf(o);let a=0;while(r!==-1){i+=e.substring(a,r);const c=e.indexOf(mE.get(\"imageMathmlAttribute\"));a=e.indexOf(s,r);if(a===-1){a=e.length-1}else if(c!==-1){a+=e.indexOf(\"/>\",r)}else{a+=s.length}if(!fE.isMathmlInAttribute(e,r)&&c===-1){let o=e.substring(r,a);o=t.id===hE.safeXmlCharacters.id?fE.safeXmlDecode(o):fE.mathMLEntities(o);i+=kE.createObjectCode(CE.mathmlToImgObject(document,o,null,n))}else{i+=e.substring(r,a)}r=e.indexOf(o,a)}i+=e.substring(a,e.length);return i}}if(typeof MutationObserver!==\"undefined\"){const e=new MutationObserver(e=>{e.forEach(e=>{if(e.oldValue===mE.get(\"imageClassName\")&&e.attributeName===\"class\"&&e.target.className.indexOf(mE.get(\"imageClassName\"))===-1){e.target.className=mE.get(\"imageClassName\")}})});CE.observer=Object.create(e);CE.observer.Config={attributes:true,attributeOldValue:true};CE.observer.observe=function e(t){Object.getPrototypeOf(this).observe(t,this.Config)}}class TE{constructor(){this.isContentChanged=false;this.waitingForChanges=false}setIsContentChanged(e){this.isContentChanged=e}getIsContentChanged(){return this.isContentChanged}setWaitingForChanges(e){this.waitingForChanges=e}caretPositionChanged(e){}clipboardChanged(e){}contentChanged(e){if(this.waitingForChanges===true&&this.isContentChanged===false){this.isContentChanged=true}}styleChanged(e){}transformationReceived(e){}}class ME{constructor(e){this.editorAttributes={};if(\"editorAttributes\"in e){this.editorAttributes=e.editorAttributes}else{throw new Error(\"ContentManager constructor error: editorAttributes property missed.\")}this.customEditors=null;if(\"customEditors\"in e){this.customEditors=e.customEditors}this.environment={};if(\"environment\"in e){this.environment=e.environment}else{throw new Error(\"ContentManager constructor error: environment property missed\")}this.language=\"\";if(\"language\"in e){this.language=e.language}else{throw new Error(\"ContentManager constructor error: language property missed\")}this.editorListener=new TE;this.editor=null;this.ua=navigator.userAgent.toLowerCase();this.deviceProperties={};this.deviceProperties.isAndroid=this.ua.indexOf(\"android\")>-1;this.deviceProperties.isIOS=this.ua.indexOf(\"ipad\")>-1||this.ua.indexOf(\"iphone\")>-1;this.toolbar=null;this.modalDialogInstance=null;this.listeners=new pE;this.mathML=null;this.isNewElement=true;this.integrationModel=null}addListener(e){this.listeners.add(e)}setIntegrationModel(e){this.integrationModel=e}setModalDialogInstance(e){this.modalDialogInstance=e}insert(){this.updateTitle(this.modalDialogInstance);this.insertEditor(this.modalDialogInstance)}insertEditor(){if(ME.isEditorLoaded()){this.editor=window.com.wiris.jsEditor.JsEditor.newInstance(this.editorAttributes);this.editor.insertInto(this.modalDialogInstance.contentContainer);this.editor.focus();if(this.modalDialogInstance.rtl){this.editor.action(\"rtl\")}if(this.editor.getEditorModel().isRTL()){this.editor.element.style.direction=\"rtl\"}this.editor.getEditorModel().addEditorListener(this.editorListener);if(this.modalDialogInstance.deviceProperties.isIOS){setTimeout((function e(){this.modalDialogInstance.hideKeyboard()}),400);const e=document.getElementsByClassName(\"wrs_formulaDisplay\")[0];kE.addEvent(e,\"focus\",this.modalDialogInstance.handleOpenedIosSoftkeyboard);kE.addEvent(e,\"blur\",this.modalDialogInstance.handleClosedIosSoftkeyboard)}this.listeners.fire(\"onLoad\",{})}else{setTimeout(ME.prototype.insertEditor.bind(this),100)}}init(){if(!ME.isEditorLoaded()){this.addEditorAsExternalDependency()}}addEditorAsExternalDependency(){const e=document.createElement(\"script\");e.type=\"text/javascript\";let t=mE.get(\"editorUrl\");const n=document.createElement(\"a\");ME.setHrefToAnchorElement(n,t);ME.setProtocolToAnchorElement(n);t=ME.getURLFromAnchorElement(n);const i=this.getEditorStats();e.src=`${t}?lang=${this.language}&stats-editor=${i.editor}&stats-mode=${i.mode}&stats-version=${i.version}`;document.getElementsByTagName(\"head\")[0].appendChild(e)}static setHrefToAnchorElement(e,t){e.href=t}static setProtocolToAnchorElement(e){if(window.location.href.indexOf(\"https://\")===0){if(e.protocol===\"http:\"){e.protocol=\"https:\"}}}static getURLFromAnchorElement(e){if(e.port===\"80\"||e.port===\"443\"||e.port===\"\"){return`${e.protocol}//${e.hostname}/${e.pathname}`}}getEditorStats(){const e={};if(\"editor\"in this.environment){e.editor=this.environment.editor}else{e.editor=\"unknown\"}if(\"mode\"in this.environment){e.mode=this.environment.mode}else{e.mode=mE.get(\"saveMode\")}if(\"version\"in this.environment){e.version=this.environment.version}else{e.version=mE.get(\"version\")}return e}static isEditorLoaded(){return window.com&&window.com.wiris&&window.com.wiris.jsEditor&&window.com.wiris.jsEditor.JsEditor&&window.com.wiris.jsEditor.JsEditor.newInstance}setInitialContent(){if(!this.isNewElement){this.setMathML(this.mathML)}}setMathML(e,t){if(typeof t===\"undefined\"){t=false}this.editor.setMathMLWithCallback(e,()=>{this.editorListener.setWaitingForChanges(true)});setTimeout(()=>{this.editorListener.setIsContentChanged(false)},500);if(!t){this.onFocus()}}onFocus(){if(typeof this.editor!==\"undefined\"&&this.editor!=null){this.editor.focus()}}submitAction(){if(!this.editor.isFormulaEmpty()){let e=this.editor.getMathMLWithSemantics();if(this.customEditors.getActiveEditor()!==null){const{toolbar:t}=this.customEditors.getActiveEditor();e=fE.addCustomEditorClassAttribute(e,t)}else{Object.keys(this.customEditors.editors).forEach(t=>{e=fE.removeCustomEditorClassAttribute(e,t)})}const t=fE.mathMLEntities(e);this.integrationModel.updateFormula(t)}else{this.integrationModel.updateFormula(null)}this.customEditors.disable();this.integrationModel.notifyWindowClosed();this.setEmptyMathML();this.customEditors.disable()}setEmptyMathML(){if(this.deviceProperties.isAndroid||this.deviceProperties.isIOS){if(this.editor.getEditorModel().isRTL()){this.setMathML('<math dir=\"rtl\"><semantics><annotation encoding=\"application/json\">[]</annotation></semantics></math>',true)}else{this.setMathML('<math><semantics><annotation encoding=\"application/json\">[]</annotation></semantics></math>',true)}}else if(this.editor.getEditorModel().isRTL()){this.setMathML('<math dir=\"rtl\"/>',true)}else{this.setMathML(\"<math/>\",true)}}onOpen(){if(this.isNewElement){this.setEmptyMathML()}else{this.setMathML(this.mathML)}this.updateToolbar();this.onFocus()}updateToolbar(){this.updateTitle(this.modalDialogInstance);const e=this.customEditors.getActiveEditor();if(e){const t=e.toolbar?e.toolbar:_wrs_int_wirisProperties.toolbar;if(this.toolbar==null||this.toolbar!==t){this.setToolbar(t)}}else{const e=this.getToolbar();if(this.toolbar==null||this.toolbar!==e){this.setToolbar(e);this.customEditors.disable()}}}updateTitle(){const e=this.customEditors.getActiveEditor();if(e){this.modalDialogInstance.setTitle(e.title)}else{this.modalDialogInstance.setTitle(\"MathType\")}}getToolbar(){let e=\"general\";if(\"toolbar\"in this.editorAttributes){({toolbar:e}=this.editorAttributes)}if(e===\"general\"){e=typeof _wrs_int_wirisProperties===\"undefined\"||typeof _wrs_int_wirisProperties.toolbar===\"undefined\"?\"general\":_wrs_int_wirisProperties.toolbar}return e}setToolbar(e){this.toolbar=e;this.editor.setParams({toolbar:this.toolbar})}hasChanges(){return!this.editor.isFormulaEmpty()&&this.editorListener.getIsContentChanged()}onKeyDown(e){if(e.key!==undefined&&e.repeat===false){if(e.key===\"Escape\"||e.key===\"Esc\"){let t=document.getElementsByClassName(\"wrs_expandButton wrs_expandButtonFor3RowsLayout wrs_pressed\");if(t.length===0){t=document.getElementsByClassName(\"wrs_expandButton wrs_expandButtonFor2RowsLayout wrs_pressed\");if(t.length===0){t=document.getElementsByClassName(\"wrs_select wrs_pressed\");if(t.length===0){this.modalDialogInstance.cancelAction();e.stopPropagation();e.preventDefault()}}}}else if(e.shiftKey&&e.key===\"Tab\"){if(document.activeElement===this.modalDialogInstance.submitButton){this.editor.focus();e.stopPropagation();e.preventDefault()}else{const t=document.querySelector('[title=\"Manual\"]');if(document.activeElement===t){this.modalDialogInstance.cancelButton.focus();e.stopPropagation();e.preventDefault()}}}else if(e.key===\"Tab\"){if(document.activeElement===this.modalDialogInstance.cancelButton){const t=document.querySelector('[title=\"Manual\"]');t.focus();e.stopPropagation();e.preventDefault()}else{const t=document.getElementsByClassName(\"wrs_formulaDisplay\")[0];if(t.getAttribute(\"class\")===\"wrs_formulaDisplay wrs_focused\"){this.modalDialogInstance.submitButton.focus();e.stopPropagation();e.preventDefault()}}}}}}class EE{constructor(){this.editors=[];this.activeEditor=\"default\"}addEditor(e,t){const n={};n.name=t.name;n.toolbar=t.toolbar;n.icon=t.icon;n.confVariable=t.confVariable;n.title=t.title;n.tooltip=t.tooltip;this.editors[e]=n}enable(e){this.activeEditor=e}disable(){this.activeEditor=\"default\"}getActiveEditor(){if(this.activeEditor!==\"default\"){return this.editors[this.activeEditor]}return null}}const PE={imageCustomEditorName:\"data-custom-editor\",imageClassName:\"Wirisformula\",CASClassName:\"Wiriscas\"};var SE=PE;class IE{constructor(){this.cancelled=false;this.defaultPrevented=false}cancel(){this.cancelled=true}preventDefault(){this.defaultPrevented=true}}class OE{constructor(e){this.overlayElement=e.overlayElement;this.callbacks=e.callbacks;this.overlayWrapper=this.overlayElement.appendChild(document.createElement(\"div\"));this.overlayWrapper.setAttribute(\"class\",\"wrs_popupmessage_overlay_envolture\");this.message=this.overlayWrapper.appendChild(document.createElement(\"div\"));this.message.id=\"wrs_popupmessage\";this.message.setAttribute(\"class\",\"wrs_popupmessage_panel\");this.message.setAttribute(\"role\",\"dialog\");this.message.setAttribute(\"aria-describedby\",\"description_txt\");const t=document.createElement(\"p\");const n=document.createTextNode(e.strings.message);t.appendChild(n);t.id=\"description_txt\";this.message.appendChild(t);const i=this.overlayWrapper.appendChild(document.createElement(\"div\"));i.setAttribute(\"class\",\"wrs_popupmessage_overlay\");i.addEventListener(\"click\",this.cancelAction.bind(this));this.buttonArea=this.message.appendChild(document.createElement(\"div\"));this.buttonArea.setAttribute(\"class\",\"wrs_popupmessage_button_area\");this.buttonArea.id=\"wrs_popup_button_area\";const o={class:\"wrs_button_accept\",innerHTML:e.strings.submitString,id:\"wrs_popup_accept_button\"};this.closeButton=this.createButton(o,this.closeAction.bind(this));this.buttonArea.appendChild(this.closeButton);const s={class:\"wrs_button_cancel\",innerHTML:e.strings.cancelString,id:\"wrs_popup_cancel_button\"};this.cancelButton=this.createButton(s,this.cancelAction.bind(this));this.buttonArea.appendChild(this.cancelButton)}createButton(e,t){let n={};n=document.createElement(\"button\");n.setAttribute(\"id\",e.id);n.setAttribute(\"class\",e.class);n.innerHTML=e.innerHTML;n.addEventListener(\"click\",t);return 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if(this.properties.state===\"minimized\"){this.properties.state=this.properties.previousState;this.properties.previousState=\"\";this.minimize()}else{this.stack()}}stack(){this.properties.previousState=this.properties.state;this.properties.state=\"stack\";this.removeClass(\"wrs_maximized\");this.minimizeDiv.title=vE.get(\"minimize\");this.removeClass(\"wrs_minimized\");this.addClass(\"wrs_stack\");const e=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(jE)})`;const t=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(zE)})`;this.minimizeDiv.setAttribute(\"style\",e);this.minimizeDiv.setAttribute(\"onmouseover\",`this.style = \"${t}\";`);this.minimizeDiv.setAttribute(\"onmouseout\",`this.style = \"${e}\";`);this.restoreModalProperties();if(typeof this.resizerBR!==\"undefined\"&&typeof this.resizerTL!==\"undefined\"){this.setResizeButtonsVisibility()}this.recalculateScrollBar();this.recalculatePosition();this.recalculateScale();this.focus()}minimize(){this.saveModalProperties();this.title.style.cursor=\"pointer\";if(this.properties.state===\"minimized\"&&this.properties.previousState===\"stack\"){this.stack()}else if(this.properties.state===\"minimized\"&&this.properties.previousState===\"maximized\"){this.maximize()}else{this.container.style.height=\"30px\";this.container.style.width=\"250px\";this.container.style.bottom=\"0px\";this.container.style.right=\"10px\";this.removeListeners();this.properties.previousState=this.properties.state;this.properties.state=\"minimized\";this.setResizeButtonsVisibility();this.minimizeDiv.title=vE.get(\"maximize\");if(kE.containsClass(this.overlay,\"wrs_stack\")){this.removeClass(\"wrs_stack\")}else{this.removeClass(\"wrs_maximized\")}this.addClass(\"wrs_minimized\");const e=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(FE)})`;const t=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(HE)})`;this.minimizeDiv.setAttribute(\"style\",e);this.minimizeDiv.setAttribute(\"onmouseover\",`this.style = \"${t}\";`);this.minimizeDiv.setAttribute(\"onmouseout\",`this.style = \"${e}\";`)}}maximize(){this.saveModalProperties();if(this.properties.state!==\"maximized\"){this.properties.previousState=this.properties.state;this.properties.state=\"maximized\"}this.setResizeButtonsVisibility();if(kE.containsClass(this.overlay,\"wrs_minimized\")){this.minimizeDiv.title=vE.get(\"minimize\");this.removeClass(\"wrs_minimized\")}else if(kE.containsClass(this.overlay,\"wrs_stack\")){this.container.style.left=null;this.container.style.top=null;this.removeClass(\"wrs_stack\")}this.addClass(\"wrs_maximized\");const e=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(jE)})`;const t=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(zE)})`;this.minimizeDiv.setAttribute(\"style\",e);this.minimizeDiv.setAttribute(\"onmouseover\",`this.style = \"${t}\";`);this.minimizeDiv.setAttribute(\"onmouseout\",`this.style = \"${e}\";`);this.setSize(parseInt(window.innerHeight*.8,10),parseInt(window.innerWidth*.8,10));if(this.container.clientHeight>700){this.container.style.height=\"700px\"}if(this.container.clientWidth>1200){this.container.style.width=\"1200px\"}const{innerHeight:n}=window;const{innerWidth:i}=window;const{offsetHeight:o}=this.container;const{offsetWidth:s}=this.container;const r=n/2-o/2;const a=i/2-s/2;this.setPosition(r,a);this.recalculateScale();this.recalculatePosition();this.recalculateSize();this.focus()}reExpand(){if(this.properties.state===\"minimized\"){if(this.properties.previousState===\"maximized\"){this.maximize()}else{this.stack()}this.title.style.cursor=\"\"}}setSize(e,t){this.container.style.height=`${e}px`;this.container.style.width=`${t}px`;this.recalculateSize()}setPosition(e,t){this.container.style.bottom=`${e}px`;this.container.style.right=`${t}px`}saveModalProperties(){if(this.properties.state===\"stack\"){this.properties.position.bottom=parseInt(this.container.style.bottom,10);this.properties.position.right=parseInt(this.container.style.right,10);this.properties.size.width=parseInt(this.container.style.width,10);this.properties.size.height=parseInt(this.container.style.height,10)}}restoreModalProperties(){if(this.properties.state===\"stack\"){this.setPosition(this.properties.position.bottom,this.properties.position.right);this.setSize(this.properties.size.height,this.properties.size.width)}}recalculateSize(){this.wrapper.style.width=`${this.container.clientWidth-12}px`;this.wrapper.style.height=`${this.container.clientHeight-38}px`;this.contentContainer.style.height=`${parseInt(this.wrapper.offsetHeight-50,10)}px`}setResizeButtonsVisibility(){if(this.properties.state===\"stack\"){this.resizerTL.style.visibility=\"visible\";this.resizerBR.style.visibility=\"visible\"}else{this.resizerTL.style.visibility=\"hidden\";this.resizerBR.style.visibility=\"hidden\"}}addListeners(){this.maximizeDiv.addEventListener(\"click\",this.maximize.bind(this),true);this.stackDiv.addEventListener(\"click\",this.stack.bind(this),true);this.minimizeDiv.addEventListener(\"click\",this.minimize.bind(this),true);this.closeDiv.addEventListener(\"click\",this.cancelAction.bind(this));this.title.addEventListener(\"click\",this.reExpand.bind(this));this.overlay.addEventListener(\"click\",this.cancelAction.bind(this));kE.addEvent(window,\"mousedown\",this.startDrag.bind(this));kE.addEvent(window,\"mouseup\",this.stopDrag.bind(this));kE.addEvent(window,\"mousemove\",this.drag.bind(this));kE.addEvent(window,\"resize\",this.onWindowResize.bind(this));kE.addEvent(this.container,\"keydown\",this.onKeyDown.bind(this))}removeListeners(){kE.removeEvent(window,\"mousedown\",this.startDrag);kE.removeEvent(window,\"mouseup\",this.stopDrag);kE.removeEvent(window,\"mousemove\",this.drag);kE.removeEvent(window,\"resize\",this.onWindowResize);kE.removeEvent(this.container,\"keydown\",this.onKeyDown)}eventClient(e){if(typeof e.clientX===\"undefined\"&&e.changedTouches){const t={X:e.changedTouches[0].clientX,Y:e.changedTouches[0].clientY};return t}const t={X:e.clientX,Y:e.clientY};return t}startDrag(e){if(this.properties.state===\"minimized\"){return}if(e.target===this.title){if(typeof this.dragDataObject===\"undefined\"||this.dragDataObject===null){this.dragDataObject={x:this.eventClient(e).X,y:this.eventClient(e).Y};this.lastDrag={x:\"0px\",y:\"0px\"};if(this.container.style.right===\"\"){this.container.style.right=\"0px\"}if(this.container.style.bottom===\"\"){this.container.style.bottom=\"0px\"}if(this.isIE11()){}kE.addClass(document.body,\"wrs_noselect\");kE.addClass(this.overlay,\"wrs_overlay_active\");this.limitWindow=this.getLimitWindow()}}}drag(e){if(this.dragDataObject){e.preventDefault();let t=Math.min(this.eventClient(e).Y,this.limitWindow.minPointer.y);t=Math.max(this.limitWindow.maxPointer.y,t);let n=Math.min(this.eventClient(e).X,this.limitWindow.minPointer.x);n=Math.max(this.limitWindow.maxPointer.x,n);const i=`${n-this.dragDataObject.x}px`;const o=`${t-this.dragDataObject.y}px`;this.lastDrag={x:i,y:o};this.container.style.transform=`translate3d(${i},${o},0)`}if(this.resizeDataObject){const{innerWidth:t}=window;const{innerHeight:n}=window;let i=Math.min(this.eventClient(e).X,t-this.scrollbarWidth-7);let o=Math.min(this.eventClient(e).Y,n-7);if(i<0){i=0}if(o<0){o=0}let s;if(this.leftScale){s=-1}else{s=1}this.container.style.width=`${this.initialWidth+s*(i-this.resizeDataObject.x)}px`;this.container.style.height=`${this.initialHeight+s*(o-this.resizeDataObject.y)}px`;if(!this.leftScale){if(this.resizeDataObject.x-i-this.initialWidth<-580){this.container.style.right=`${this.initialRight-(i-this.resizeDataObject.x)}px`}else{this.container.style.right=`${this.initialRight+this.initialWidth-580}px`;this.container.style.width=\"580px\"}if(this.resizeDataObject.y-o<this.initialHeight-338){this.container.style.bottom=`${this.initialBottom-(o-this.resizeDataObject.y)}px`}else{this.container.style.bottom=`${this.initialBottom+this.initialHeight-338}px`;this.container.style.height=\"338px\"}}this.recalculateScale();this.recalculatePosition()}}getLimitWindow(){const e=window.innerWidth;const t=window.innerHeight;const{offsetHeight:n}=this.container;const i=parseInt(this.container.style.bottom,10);const o=parseInt(this.container.style.right,10);const{pageXOffset:s}=window;const r=this.dragDataObject.y;const a=this.dragDataObject.x;const c=n+i-(t-(r-s));const l=e-this.scrollbarWidth-(a-s)-o;const d=t-this.container.offsetHeight+c;const u=this.title.offsetHeight-(this.title.offsetHeight-c);const h=e-l-this.scrollbarWidth;const f=this.container.offsetWidth-l;const m={x:h,y:d};const g={x:f,y:u};return{minPointer:m,maxPointer:g}}getScrollBarWidth(){const e=document.createElement(\"p\");e.style.width=\"100%\";e.style.height=\"200px\";const t=document.createElement(\"div\");t.style.position=\"absolute\";t.style.top=\"0px\";t.style.left=\"0px\";t.style.visibility=\"hidden\";t.style.width=\"200px\";t.style.height=\"150px\";t.style.overflow=\"hidden\";t.appendChild(e);document.body.appendChild(t);const n=e.offsetWidth;t.style.overflow=\"scroll\";let i=e.offsetWidth;if(n===i){i=t.clientWidth}document.body.removeChild(t);return n-i}stopDrag(){if(this.dragDataObject||this.resizeDataObject){this.container.style.transform=\"\";if(this.dragDataObject){this.container.style.right=`${parseInt(this.container.style.right,10)-parseInt(this.lastDrag.x,10)}px`;this.container.style.bottom=`${parseInt(this.container.style.bottom,10)-parseInt(this.lastDrag.y,10)}px`}this.focus();document.body.style[\"user-select\"]=\"\";if(this.isIE11()){}kE.removeClass(document.body,\"wrs_noselect\");kE.removeClass(this.overlay,\"wrs_overlay_active\")}this.dragDataObject=null;this.resizeDataObject=null;this.initialWidth=null;this.leftScale=null}onWindowResize(){this.recalculateScrollBar();this.recalculatePosition();this.recalculateScale()}onKeyDown(e){if(e.key!==undefined){if(this.popup.overlayWrapper.style.display!==\"block\"){if(e.key===\"Escape\"||e.key===\"Esc\"){if(this.properties.open){this.contentManager.onKeyDown(e)}}else if(e.shiftKey&&e.key===\"Tab\"){if(document.activeElement===this.cancelButton){this.submitButton.focus();e.stopPropagation();e.preventDefault()}else{this.contentManager.onKeyDown(e)}}else if(e.key===\"Tab\"){if(document.activeElement===this.submitButton){this.cancelButton.focus();e.stopPropagation();e.preventDefault()}else{this.contentManager.onKeyDown(e)}}}else{this.popup.onKeyDown(e)}}}recalculatePosition(){this.container.style.right=`${Math.min(parseInt(this.container.style.right,10),window.innerWidth-this.scrollbarWidth-this.container.offsetWidth)}px`;if(parseInt(this.container.style.right,10)<0){this.container.style.right=\"0px\"}this.container.style.bottom=`${Math.min(parseInt(this.container.style.bottom,10),window.innerHeight-this.container.offsetHeight)}px`;if(parseInt(this.container.style.bottom,10)<0){this.container.style.bottom=\"0px\"}}recalculateScale(){let e=false;if(parseInt(this.container.style.width,10)>580){this.container.style.width=`${Math.min(parseInt(this.container.style.width,10),window.innerWidth-this.scrollbarWidth)}px`;e=true}else{this.container.style.width=\"580px\";e=true}if(parseInt(this.container.style.height,10)>338){this.container.style.height=`${Math.min(parseInt(this.container.style.height,10),window.innerHeight)}px`;e=true}else{this.container.style.height=\"338px\";e=true}if(e){this.recalculateSize()}}recalculateScrollBar(){this.hasScrollBar=window.innerWidth>document.documentElement.clientWidth;if(this.hasScrollBar){this.scrollbarWidth=this.getScrollBarWidth()}else{this.scrollbarWidth=0}}hideKeyboard(){const e=document.createElement(\"input\");this.container.appendChild(e);e.focus();e.blur();e.remove()}focus(){if(this.contentManager!=null&&typeof this.contentManager.onFocus!==\"undefined\"){this.contentManager.onFocus()}}portraitMode(){return window.innerHeight>window.innerWidth}handleOpenedIosSoftkeyboard(){if(!this.iosSoftkeyboardOpened&&this.iosDivHeight!=null&&this.iosDivHeight===`100${this.iosMeasureUnit}`){if(this.portraitMode()){this.setContainerHeight(`63${this.iosMeasureUnit}`)}else{this.setContainerHeight(`40${this.iosMeasureUnit}`)}}this.iosSoftkeyboardOpened=true}handleClosedIosSoftkeyboard(){this.iosSoftkeyboardOpened=false;this.setContainerHeight(`100${this.iosMeasureUnit}`)}orientationChangeIosSoftkeyboard(){if(this.iosSoftkeyboardOpened){if(this.portraitMode()){this.setContainerHeight(`63${this.iosMeasureUnit}`)}else{this.setContainerHeight(`40${this.iosMeasureUnit}`)}}else{this.setContainerHeight(`100${this.iosMeasureUnit}`)}}orientationChangeAndroidSoftkeyboard(){this.setContainerHeight(\"100%\")}setContainerHeight(e){this.iosDivHeight=e;this.wrapper.style.height=e}showPopUpMessage(){if(this.properties.state===\"minimized\"){this.stack()}this.popup.show()}setTitle(e){this.title.innerHTML=e}getElementId(e){return`${e}[${this.instanceId}]`}}var WE;var $E=WE;\n/*! http://mths.be/codepointat v0.1.0 by @mathias */if(!String.prototype.codePointAt){(function(){\"use strict\";var e=function(e){if(this==null){throw TypeError()}var t=String(this);var n=t.length;var i=e?Number(e):0;if(i!=i){i=0}if(i<0||i>=n){return undefined}var o=t.charCodeAt(i);var s;if(o>=55296&&o<=56319&&n>i+1){s=t.charCodeAt(i+1);if(s>=56320&&s<=57343){return(o-55296)*1024+s-56320+65536}}return o};if(Object.defineProperty){Object.defineProperty(String.prototype,\"codePointAt\",{value:e,configurable:true,writable:true})}else{String.prototype.codePointAt=e}})()}if(typeof Object.assign!=\"function\"){Object.defineProperty(Object,\"assign\",{value:function e(t,n){\"use strict\";if(t==null){throw new TypeError(\"Cannot convert undefined or null to object\")}var i=Object(t);for(var o=1;o<arguments.length;o++){var s=arguments[o];if(s!=null){for(var r in s){if(Object.prototype.hasOwnProperty.call(s,r)){i[r]=s[r]}}}}return i},writable:true,configurable:true})}var qE=n(90);class YE{constructor(e){this.language=\"en\";this.editMode=\"images\";this.modalDialog=null;this.customEditors=new EE;const t={name:\"Chemistry\",toolbar:\"chemistry\",icon:\"chem.png\",confVariable:\"chemEnabled\",title:\"ChemType\",tooltip:\"Insert a chemistry formula - ChemType\"};this.customEditors.addEditor(\"chemistry\",t);this.environment={};this.editionProperties={};this.editionProperties.isNewElement=true;this.editionProperties.temporalImage=null;this.editionProperties.latexRange=null;this.editionProperties.range=null;this.integrationModel=null;this.contentManager=null;this.browser=(()=>{const e=navigator.userAgent;let t=\"none\";if(e.search(\"Edge/\")>=0){t=\"EDGE\"}else if(e.search(\"Chrome/\")>=0){t=\"CHROME\"}else if(e.search(\"Trident/\")>=0){t=\"IE\"}else if(e.search(\"Firefox/\")>=0){t=\"FIREFOX\"}else if(e.search(\"Safari/\")>=0){t=\"SAFARI\"}return t})();this.listeners=new pE;this.serviceProviderProperties={};if(\"serviceProviderProperties\"in e){this.serviceProviderProperties=e.serviceProviderProperties}else{throw new Error(\"serviceProviderProperties property missing.\")}}static get globalListeners(){return YE._globalListeners}static set globalListeners(e){YE._globalListeners=e}static get initialized(){return YE._initialized}static set initialized(e){YE._initialized=e}setIntegrationModel(e){this.integrationModel=e}setEnvironment(e){if(\"editor\"in e){this.environment.editor=e.editor}if(\"mode\"in e){this.environment.mode=e.mode}if(\"version\"in e){this.environment.version=e.version}}getModalDialog(){return this.modalDialog}init(){if(!YE.initialized){const e=pE.newListener(\"onInit\",()=>{const e=bE.getService(\"configurationjs\",\"\",\"get\");const t=JSON.parse(e);mE.addConfiguration(t);mE.addConfiguration(SE);vE.language=this.language;this.listeners.fire(\"onLoad\",{})});bE.addListener(e);bE.init(this.serviceProviderProperties);YE.initialized=true}else{this.listeners.fire(\"onLoad\",{})}}addListener(e){this.listeners.add(e)}static addGlobalListener(e){YE.globalListeners.add(e)}beforeUpdateFormula(e,t){const n=new IE;n.mathml=e;n.wirisProperties={};if(t!=null){Object.keys(t).forEach(e=>{n.wirisProperties[e]=t[e]})}n.language=this.language;n.editMode=this.editMode;if(this.listeners.fire(\"onBeforeFormulaInsertion\",n)){return{}}if(YE.globalListeners.fire(\"onBeforeFormulaInsertion\",n)){return{}}return{mathml:n.mathml,wirisProperties:n.wirisProperties}}insertFormula(e,t,n,i){const o={};if(!n){this.insertElementOnSelection(null,e,t)}else if(this.editMode===\"latex\"){o.latex=wE.getLatexFromMathML(n);if(!!this.integrationModel.fillNonLatexNode&&!o.latex){const i=new IE;i.editMode=this.editMode;i.windowTarget=t;i.focusElement=e;i.latex=o.latex;this.integrationModel.fillNonLatexNode(i,t,n)}else{o.node=t.document.createTextNode(`$$${o.latex}$$`)}this.insertElementOnSelection(o.node,e,t)}else{o.node=CE.mathmlToImgObject(t.document,n,i,this.language);this.insertElementOnSelection(o.node,e,t)}return o}afterUpdateFormula(e,t,n,i){const o=new IE;o.editMode=this.editMode;o.windowTarget=t;o.focusElement=e;o.node=n;o.latex=i;if(this.listeners.fire(\"onAfterFormulaInsertion\",o)){return{}}if(YE.globalListeners.fire(\"onAfterFormulaInsertion\",o)){return{}}return{}}placeCaretAfterNode(e){this.integrationModel.getSelection();const t=e.ownerDocument;if(typeof t.getSelection!==\"undefined\"&&!!e.parentElement){const n=t.createRange();n.setStartAfter(e);n.collapse(true);const i=t.getSelection();i.removeAllRanges();i.addRange(n);t.body.focus()}}insertElementOnSelection(e,t,n){if(this.editionProperties.isNewElement){if(e){if(t.type===\"textarea\"){kE.updateTextArea(t,e.textContent)}else if(document.selection&&document.getSelection===0){let t=n.document.selection.createRange();n.document.execCommand(\"InsertImage\",false,e.src);if(!(\"parentElement\"in t)){n.document.execCommand(\"delete\",false);t=n.document.selection.createRange();n.document.execCommand(\"InsertImage\",false,e.src)}if(\"parentElement\"in t){const n=t.parentElement();if(n.nodeName.toUpperCase()===\"IMG\"){n.parentNode.replaceChild(e,n)}else{t.pasteHTML(kE.createObjectCode(e))}}}else{const t=this.integrationModel.getSelection();let n=null;if(this.editionProperties.range){({range:n}=this.editionProperties);this.editionProperties.range=null}else{n=t.getRangeAt(0)}n.deleteContents();let i=n.startContainer;const o=n.startOffset;if(i.nodeType===3){i=i.splitText(o);i.parentNode.insertBefore(e,i)}else if(i.nodeType===1){i.insertBefore(e,i.childNodes[o])}this.placeCaretAfterNode(e)}}else if(t.type===\"textarea\"){t.focus()}else{const e=this.integrationModel.getSelection();e.removeAllRanges();if(this.editionProperties.range){const{range:t}=this.editionProperties;this.editionProperties.range=null;e.addRange(t)}}}else if(this.editionProperties.latexRange){if(document.selection&&document.getSelection===0){this.editionProperties.isNewElement=true;this.editionProperties.latexRange.select();this.insertElementOnSelection(e,t,n)}else{this.editionProperties.latexRange.deleteContents();this.editionProperties.latexRange.insertNode(e);this.placeCaretAfterNode(e)}}else if(t.type===\"textarea\"){let n;if(typeof this.integrationModel.getSelectedItem!==\"undefined\"){n=this.integrationModel.getSelectedItem(t,false)}else{n=kE.getSelectedItemOnTextarea(t)}kE.updateExistingTextOnTextarea(t,e.textContent,n.startPosition,n.endPosition)}else{if(e&&e.nodeName.toLowerCase()===\"img\"){yE.removeImgDataAttributes(this.editionProperties.temporalImage);yE.clone(e,this.editionProperties.temporalImage)}else{this.editionProperties.temporalImage.remove()}this.placeCaretAfterNode(this.editionProperties.temporalImage)}}openModalDialog(e,t){this.editMode=\"images\";try{if(t){e.contentWindow.focus();const t=e.contentWindow.getSelection();this.editionProperties.range=t.getRangeAt(0)}else{e.focus();const t=getSelection();this.editionProperties.range=t.getRangeAt(0)}}catch(e){this.editionProperties.range=null}if(t===undefined){t=true}this.editionProperties.latexRange=null;if(e){let n;if(typeof this.integrationModel.getSelectedItem!==\"undefined\"){n=this.integrationModel.getSelectedItem(e,t)}else{n=kE.getSelectedItem(e,t)}if(n){if(!n.caretPosition&&kE.containsClass(n.node,mE.get(\"imageClassName\"))){this.editionProperties.temporalImage=n.node;this.editionProperties.isNewElement=false}else if(n.node.nodeType===3){if(this.integrationModel.getMathmlFromTextNode){const e=this.integrationModel.getMathmlFromTextNode(n.node,n.caretPosition);if(e){this.editMode=\"latex\";this.editionProperties.isNewElement=false;this.editionProperties.temporalImage=document.createElement(\"img\");this.editionProperties.temporalImage.setAttribute(mE.get(\"imageMathmlAttribute\"),fE.safeXmlEncode(e))}}else{const i=wE.getLatexFromTextNode(n.node,n.caretPosition);if(i){const n=wE.getMathMLFromLatex(i.latex);this.editMode=\"latex\";this.editionProperties.isNewElement=false;this.editionProperties.temporalImage=document.createElement(\"img\");this.editionProperties.temporalImage.setAttribute(mE.get(\"imageMathmlAttribute\"),fE.safeXmlEncode(n));const o=t?e.contentWindow:window;if(e.tagName.toLowerCase()!==\"textarea\"){if(document.selection){let e=0;let t=i.startNode.previousSibling;while(t){e+=kE.getNodeLength(t);t=t.previousSibling}this.editionProperties.latexRange=o.document.selection.createRange();this.editionProperties.latexRange.moveToElementText(i.startNode.parentNode);this.editionProperties.latexRange.move(\"character\",e+i.startPosition);this.editionProperties.latexRange.moveEnd(\"character\",i.latex.length+4)}else{this.editionProperties.latexRange=o.document.createRange();this.editionProperties.latexRange.setStart(i.startNode,i.startPosition);this.editionProperties.latexRange.setEnd(i.endNode,i.endPosition)}}}}}}else if(e.tagName.toLowerCase()===\"textarea\"){this.editMode=\"latex\"}}const n=mE.get(\"editorAttributes\").split(\", \");const i={};for(let e=0,t=n.length;e<t;e+=1){const t=n[e].split(\"=\");const o=t[0];const s=t[1];i[o]=s}const o={};const s=mE.get(\"editorParameters\");const r=this.integrationModel.editorParameters;Object.assign(o,i,s);Object.assign(o,i,r);o.language=this.language;o.rtl=this.integrationModel.rtl;const a={};a.editorAttributes=o;a.language=this.language;a.customEditors=this.customEditors;a.environment=this.environment;if(this.modalDialog==null){this.modalDialog=new UE(o);this.contentManager=new ME(a);const e=pE.newListener(\"onLoad\",()=>{this.contentManager.isNewElement=this.editionProperties.isNewElement;if(this.editionProperties.temporalImage!=null){const e=fE.safeXmlDecode(this.editionProperties.temporalImage.getAttribute(mE.get(\"imageMathmlAttribute\")));this.contentManager.mathML=e}});this.contentManager.addListener(e);this.contentManager.init();this.modalDialog.setContentManager(this.contentManager);this.contentManager.setModalDialogInstance(this.modalDialog)}else{this.contentManager.isNewElement=this.editionProperties.isNewElement;if(this.editionProperties.temporalImage!=null){const e=fE.safeXmlDecode(this.editionProperties.temporalImage.getAttribute(mE.get(\"imageMathmlAttribute\")));this.contentManager.mathML=e}}this.contentManager.setIntegrationModel(this.integrationModel);this.modalDialog.open()}getCustomEditors(){return this.customEditors}}YE._globalListeners=new pE;YE._initialized=false;class GE{constructor(e){this.language=\"en\";this.serviceProviderProperties={};if(\"serviceProviderProperties\"in e){this.serviceProviderProperties=e.serviceProviderProperties}this.configurationService=\"\";if(\"configurationService\"in e){this.serviceProviderProperties.URI=e.configurationService;console.warn(\"Deprecated property configurationService. Use serviceParameters on instead.\",[e.configurationService])}this.version=\"version\"in e?e.version:\"\";this.target=null;if(\"target\"in e){this.target=e.target}else{throw new Error(\"IntegrationModel constructor error: target property missed.\")}if(\"scriptName\"in e){this.scriptName=e.scriptName}this.callbackMethodArguments={};if(\"callbackMethodArguments\"in e){this.callbackMethodArguments=e.callbackMethodArguments}this.environment={};if(\"environment\"in e){this.environment=e.environment}this.isIframe=false;if(this.target!=null){this.isIframe=this.target.tagName.toUpperCase()===\"IFRAME\"}this.editorObject=null;if(\"editorObject\"in e){this.editorObject=e.editorObject}this.rtl=false;if(\"rtl\"in e){this.rtl=e.rtl}this.managesLanguage=false;if(\"managesLanguage\"in e){this.managesLanguage=e.managesLanguage}this.temporalImageResizing=false;this.core=null;this.listeners=new pE;if(\"integrationParameters\"in e){GE.integrationParameters.forEach(t=>{if(t in e.integrationParameters){const n=e.integrationParameters[t];if(Object.keys(n).length!==0){this[t]=n}}})}}init(){this.language=this.getLanguage();const e=pE.newListener(\"onLoad\",()=>{this.callbackFunction(this.callbackMethodArguments)});if(this.serviceProviderProperties.URI.indexOf(\"configuration\")!==-1){const e=this.serviceProviderProperties.URI;const t=bE.getServerLanguageFromService(e);this.serviceProviderProperties.server=t;const n=this.serviceProviderProperties.URI.indexOf(\"configuration\");const i=this.serviceProviderProperties.URI.substring(0,n);this.serviceProviderProperties.URI=i}let t=this.serviceProviderProperties.URI;t=t.indexOf(\"/\")===0||t.indexOf(\"http\")===0?t:kE.concatenateUrl(this.getPath(),t);this.serviceProviderProperties.URI=t;const n={};n.serviceProviderProperties=this.serviceProviderProperties;this.setCore(new YE(n));this.core.addListener(e);this.core.language=this.language;this.core.init();this.core.setEnvironment(this.environment)}getPath(){if(typeof this.scriptName===\"undefined\"){throw new Error(\"scriptName property needed for getPath.\")}const e=document.getElementsByTagName(\"script\");let t=\"\";for(let n=0;n<e.length;n+=1){const i=e[n].src.lastIndexOf(this.scriptName);if(i>=0){t=e[n].src.substr(0,i-1)}}return t}getVersion(){return this.version}setLanguage(e){this.language=e}setCore(e){this.core=e;e.setIntegrationModel(this)}getCore(){return this.core}setTarget(e){this.target=e;this.isIframe=this.target.tagName.toUpperCase()===\"IFRAME\"}setEditorObject(e){this.editorObject=e}openNewFormulaEditor(){this.core.editionProperties.isNewElement=true;this.core.openModalDialog(this.target,this.isIframe)}openExistingFormulaEditor(){this.core.editionProperties.isNewElement=false;this.core.openModalDialog(this.target,this.isIframe)}updateFormula(e){if(this.editorParameters){e=com.wiris.editor.util.EditorUtils.addAnnotation(e,\"application/vnd.wiris.mtweb-params+json\",JSON.stringify(this.editorParameters))}let t;let n;const i=null;if(this.isIframe){t=this.target.contentWindow;n=this.target.contentWindow}else{t=this.target;n=window}let o=this.core.beforeUpdateFormula(e,i);if(!o){return\"\"}o=this.insertFormula(t,n,o.mathml,o.wirisProperties);if(!o){return\"\"}return this.core.afterUpdateFormula(o.focusElement,o.windowTarget,o.node,o.latex)}insertFormula(e,t,n,i){return this.core.insertFormula(e,t,n,i)}getSelection(){if(this.isIframe){this.target.contentWindow.focus();return this.target.contentWindow.getSelection()}this.target.focus();return window.getSelection()}addEvents(){const e=this.isIframe?this.target.contentWindow.document:this.target;kE.addElementEvents(e,(e,t)=>{this.doubleClickHandler(e,t)},(e,t)=>{this.mousedownHandler(e,t)},(e,t)=>{this.mouseupHandler(e,t)})}doubleClickHandler(e){if(e.nodeName.toLowerCase()===\"img\"){this.core.getCustomEditors().disable();const t=mE.get(\"imageCustomEditorName\");if(e.hasAttribute(t)){const n=e.getAttribute(t);this.core.getCustomEditors().enable(n)}if(kE.containsClass(e,mE.get(\"imageClassName\"))){this.core.editionProperties.temporalImage=e;this.core.editionProperties.isNewElement=true;this.openExistingFormulaEditor()}}}mouseupHandler(){if(this.temporalImageResizing){setTimeout(()=>{yE.fixAfterResize(this.temporalImageResizing)},10)}}mousedownHandler(e){if(e.nodeName.toLowerCase()===\"img\"){if(kE.containsClass(e,mE.get(\"imageClassName\"))){this.temporalImageResizing=e}}}getLanguage(){return this.getBrowserLanguage()}getBrowserLanguage(){let e=\"en\";if(navigator.userLanguage){e=navigator.userLanguage.substring(0,2)}else if(navigator.language){e=navigator.language.substring(0,2)}else{e=\"en\"}return e}callbackFunction(){const e=pE.newListener(\"onTargetReady\",()=>{this.addEvents(this.target)});this.listeners.add(e)}notifyWindowClosed(){}getMathmlFromTextNode(e,t){}fillNonLatexNode(e,t,n){}getSelectedItem(e,t){}}GE.prototype.getMathmlFromTextNode=undefined;GE.prototype.fillNonLatexNode=undefined;GE.prototype.getSelectedItem=undefined;GE.integrationParameters=[\"serviceProviderProperties\",\"editorParameters\"];class JE extends GE{constructor(e){const t=e.editorObject;if(typeof t.config!=\"undefined\"&&typeof t.config.get(\"mathTypeParameters\")!=\"undefined\"){e.integrationParameters=t.config.get(\"mathTypeParameters\")}super(e);this.integrationFolderName=\"ckeditor_wiris\"}getLanguage(){return this.editorObject.config.get(\"language\")}addEditorListeners(){const e=this.editorObject;if(typeof e.config.wirislistenersdisabled==\"undefined\"||!e.config.wirislistenersdisabled){this.checkElement()}}checkElement(){const e=this.editorObject;const t=e.sourceElement;if(!t.wirisActive){this.setTarget(t);this.addEvents();t.wirisActive=true}}doubleClickHandler(e,t){if(e.nodeName.toLowerCase()==\"img\"){if(kE.containsClass(e,mE.get(\"imageClassName\"))){if(typeof t.stopPropagation!=\"undefined\"){t.stopPropagation()}else{t.returnValue=false}this.core.getCustomEditors().disable();const n=e.getAttribute(mE.get(\"imageCustomEditorName\"));if(n){this.core.getCustomEditors().enable(n)}this.core.editionProperties.temporalImage=e;this.openExistingFormulaEditor()}}}getCorePath(){return null}callbackFunction(){super.callbackFunction();this.addEditorListeners()}openNewFormulaEditor(){this.core.editionProperties.selection=this.editorObject.editing.view.document.selection;return super.openNewFormulaEditor()}insertMathml(e){return this.editorObject.model.change(t=>{const n=this.getCore();const i=t.createElement(\"mathml\",{formula:e});if(n.editionProperties.isNewElement){if(!e)return;let n=this.core.editionProperties.selection||this.editorObject.editing.view.document.selection;let o=this.editorObject.editing.mapper.toModelPosition(n.getLastPosition());t.insert(i,o);if(!n.isCollapsed){for(const e of n.getRanges()){t.remove(this.editorObject.editing.mapper.toModelRange(e))}}}else{const o=n.editionProperties.temporalImage;const s=this.editorObject.editing.view.domConverter.domToView(o).parent;const r=this.editorObject.editing.mapper.toModelElement(s);const a=this.editorObject.model.createPositionBefore(r);if(e){t.insert(i,a)}t.remove(r)}return i})}findText(e){let t=e;let n;while(!n){n=this.editorObject.editing.mapper.toModelElement(this.editorObject.editing.view.domConverter.domToView(t));t=t.parentElement}const i=this.editorObject.model.createRangeIn(n);const o=Array.from(i.getItems());for(const t of o){if(t.is(\"textProxy\")&&t.data==e.data.replace(String.fromCharCode(160),\" \")){return t.textNode}}}insertFormula(e,t,n,i){let o={};if(!n){this.insertMathml(\"\")}else if(this.core.editMode==\"latex\"){o.latex=wE.getLatexFromMathML(n);o.node=t.document.createTextNode(\"$$\"+o.latex+\"$$\");this.editorObject.model.change(e=>{const t=this.core.editionProperties.latexRange;const n=this.findText(t.startContainer);const i=this.findText(t.endContainer);const s=e.createPositionAt(n.parent,n.startOffset+t.startOffset);const r=e.createPositionAt(i.parent,i.startOffset+t.endOffset);const a=e.createRange(s,r);e.remove(a);e.insertText(\"$$\"+o.latex+\"$$\",n.getAttributes(),s)})}else{o.node=this.editorObject.editing.view.domConverter.viewToDom(this.editorObject.editing.mapper.toViewElement(this.insertMathml(n)),t.document)}return o}notifyWindowClosed(){this.editorObject.editing.view.focus()}}class KE extends zw{constructor(e){super(e)}execute(e={}){if(!e.hasOwnProperty(\"integration\")||!(e.integration instanceof JE)){throw'Must pass a valid CKEditor5Integration instance as attribute \"integration\" of options'}this.integration=e.integration;this.setEditor();this.openEditor()}setEditor(){this.integration.core.getCustomEditors().disable()}openEditor(){const e=this._getSelectedImage();if(typeof e!==\"undefined\"&&e!==null&&e.classList.contains(WirisPlugin.Configuration.get(\"imageClassName\"))){this.integration.core.editionProperties.temporalImage=e;this.integration.openExistingFormulaEditor()}else{this.integration.openNewFormulaEditor()}}_getSelectedImage(){const e=this.editor.editing.view.document.selection;if(e.isCollapsed||e.rangeCount!==1){return}const t=e.getFirstRange();let n;for(const e of t){if(e.item.name!==\"span\"){return}n=e.item.getChild(0);break}if(!n){return}return this.editor.editing.view.domConverter.mapViewToDom(n)}}class QE extends KE{setEditor(){this.integration.core.getCustomEditors().enable(\"chemistry\")}}var XE='<?xml version=\"1.0\" encoding=\"utf-8\"?>\\n\\x3c!-- Generator: Adobe Illustrator 22.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  --\\x3e\\n<svg version=\"1.1\" id=\"Layer_1\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" x=\"0px\" y=\"0px\"\\n\\t viewBox=\"0 0 300 261.7\" style=\"enable-background:new 0 0 300 261.7;\" xml:space=\"preserve\">\\n<style type=\"text/css\">\\n\\t.st0{fill:#FFFFFF;}\\n\\t.st1{fill:#EF4A5F;}\\n\\t.st2{fill:#C8202F;}\\n</style>\\n<path class=\"st0\" d=\"M300,32.8c0-16.4-13.4-29.7-29.9-29.7c-2.9,0-7.2,0.8-7.2,0.8c-37.9,9.1-71.3,14-112,14c-0.3,0-0.6,0-1,0\\n\\tc-16.5,0-29.9,13.3-29.9,29.7c0,16.4,13.4,29.7,29.9,29.7l0,0c45.3,0,83.1-5.3,125.3-15.3h0C289.3,59.5,300,47.4,300,32.8\"/>\\n<path class=\"st0\" d=\"M90.2,257.7c-11.4,0-21.9-6.4-27-16.7l-60-119.9c-7.5-14.9-1.4-33.1,13.5-40.5c14.9-7.5,33.1-1.4,40.5,13.5\\n\\tl27.3,54.7L121.1,39c5.3-15.8,22.4-24.4,38.2-19.1c15.8,5.3,24.4,22.4,19.1,38.2l-59.6,179c-3.9,11.6-14.3,19.7-26.5,20.6\\n\\tC91.6,257.7,90.9,257.7,90.2,257.7\"/>\\n<g>\\n\\t<g>\\n\\t\\t<path class=\"st1\" d=\"M90.2,257.7c-11.4,0-21.9-6.4-27-16.7l-60-119.9c-7.5-14.9-1.4-33.1,13.5-40.5c14.9-7.5,33.1-1.4,40.5,13.5\\n\\t\\t\\tl27.3,54.7L121.1,39c5.3-15.8,22.4-24.4,38.2-19.1c15.8,5.3,24.4,22.4,19.1,38.2l-59.6,179c-3.9,11.6-14.3,19.7-26.5,20.6\\n\\t\\t\\tC91.6,257.7,90.9,257.7,90.2,257.7\"/>\\n\\t</g>\\n</g>\\n<g>\\n\\t<g>\\n\\t\\t<path class=\"st2\" d=\"M300,32.8c0-16.4-13.4-29.7-29.9-29.7c-2.9,0-7.2,0.8-7.2,0.8c-37.9,9.1-71.3,14-112,14c-0.3,0-0.6,0-1,0\\n\\t\\t\\tc-16.5,0-29.9,13.3-29.9,29.7c0,16.4,13.4,29.7,29.9,29.7l0,0c45.3,0,83.1-5.3,125.3-15.3h0C289.3,59.5,300,47.4,300,32.8\"/>\\n\\t</g>\\n</g>\\n</svg>\\n';var ZE='<?xml version=\"1.0\" encoding=\"utf-8\"?>\\n\\x3c!-- Generator: Adobe Illustrator 22.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  --\\x3e\\n<svg version=\"1.1\" id=\"Layer_1\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" x=\"0px\" y=\"0px\"\\n\\t viewBox=\"0 0 40.3 49.5\" style=\"enable-background:new 0 0 40.3 49.5;\" xml:space=\"preserve\">\\n<style type=\"text/css\">\\n\\t.st0{fill:#A4CF61;}\\n</style>\\n<path class=\"st0\" d=\"M39.2,12.1c0-1.9-1.1-3.6-2.7-4.4L24.5,0.9l0,0c-0.7-0.4-1.5-0.6-2.4-0.6c-0.9,0-1.7,0.2-2.4,0.6l0,0L2.3,10.8\\n\\tl0,0C0.9,11.7,0,13.2,0,14.9h0v19.6h0c0,1.7,0.9,3.3,2.3,4.1l0,0l17.4,9.9l0,0c0.7,0.4,1.5,0.6,2.4,0.6c0.9,0,1.7-0.2,2.4-0.6l0,0\\n\\tl12.2-6.9h0c1.5-0.8,2.6-2.5,2.6-4.3c0-2.7-2.2-4.9-4.9-4.9c-0.9,0-1.8,0.3-2.5,0.7l0,0l-9.7,5.6l-12.3-7V17.8l12.3-7l9.9,5.7l0,0\\n\\tc0.7,0.4,1.5,0.6,2.4,0.6C37,17,39.2,14.8,39.2,12.1\"/>\\n</svg>\\n';class eP extends Dw{static get requires(){return[fC]}static get pluginName(){return\"MathType\"}init(){const e=this._addIntegration();this._addCommands();this._addViews(e);this._addSchema();this._addConverters();this._exposeWiris()}_addIntegration(){const e=this.editor;const t={};t.environment={};t.environment.editor=\"CKEditor5\";t.editorObject=e;t.serviceProviderProperties={};t.serviceProviderProperties.URI=\"https://www.wiris.net/demo/plugins/app\";t.serviceProviderProperties.server=\"java\";t.target=e.sourceElement;t.scriptName=\"bundle.js\";t.managesLanguage=true;let n;if(t.target){n=new JE(t);n.init();n.listeners.fire(\"onTargetReady\",{});n.checkElement();this.listenTo(e.editing.view.document,\"click\",(e,t)=>{if(t.domEvent.detail==2){n.doubleClickHandler(t.domTarget,t.domEvent);e.stop()}},{priority:\"highest\"})}return n}_addCommands(){const e=this.editor;e.commands.add(\"MathType\",new KE(e));e.commands.add(\"ChemType\",new QE(e))}_addViews(e){const t=this.editor;t.ui.componentFactory.add(\"MathType\",n=>{const i=new sw(n);i.bind(\"isEnabled\").to(t.commands.get(\"MathType\"),\"isEnabled\");i.set({label:\"Insert a math equation - MathType\",icon:XE,tooltip:true});i.on(\"execute\",()=>{t.execute(\"MathType\",{integration:e})});return i});t.ui.componentFactory.add(\"ChemType\",n=>{const i=new sw(n);i.bind(\"isEnabled\").to(t.commands.get(\"ChemType\"),\"isEnabled\");i.set({label:\"Insert a chemistry formula - ChemType\",icon:ZE,tooltip:true});i.on(\"execute\",()=>{t.execute(\"ChemType\",{integration:e})});return i});t.editing.view.addObserver(pM)}_addSchema(){const e=this.editor.model.schema;e.register(\"mathml\",{allowWhere:\"$text\",isObject:true,isInline:true,allowAttributes:[\"formula\"]})}_addConverters(){const e=this.editor;e.conversion.for(\"upcast\").elementToElement({view:{name:\"span\",classes:\"ck-math-widget\"},model:(e,t)=>{const n=fE.safeXmlDecode(e.getChild(0).getAttribute(\"data-mathml\"));return t.createElement(\"mathml\",{formula:n})}});e.data.upcastDispatcher.on(\"element:math\",(n,i,o)=>{const{consumable:s,writer:r}=o;const a=i.viewItem;if(!s.test(a,{name:true})){return}let c=t(a);const l=new uE(e.editing.view.document);const d=new QT(e.editing.view.document);const u=d.createDocumentFragment(a.getChildren());const h=[...a.getAttributes()].map(([e,t])=>` ${e}=\"${t}\"`).join(\"\");let f=l.toData(u)||\"\";f=`<math${h}>${f}</math>`;const m=c?r.createText(CE.initParse(f,e.config.get(\"language\"))):r.createElement(\"mathml\",{formula:f});const g=o.splitToAllowedParent(m,i.modelCursor);if(!g){return}o.writer.insert(m,g.position);s.consume(a,{name:true});const p=o.getSplitParts(m);i.modelRange=r.createRange(o.writer.createPositionBefore(m),o.writer.createPositionAfter(p[p.length-1]));if(g.cursorParent){i.modelCursor=o.writer.createPositionAt(g.cursorParent,0)}else{i.modelCursor=i.modelRange.end}});function t(e){const t=e.getChild(0);if(!t||t.name!==\"semantics\")return false;for(const e of t.getChildren()){if(e.name===\"annotation\"&&e.getAttribute(\"encoding\")===\"LaTeX\"){return true}}return false}e.conversion.for(\"editingDowncast\").elementToElement({model:\"mathml\",view:o});e.conversion.for(\"dataDowncast\").elementToElement({model:\"mathml\",view:i});function n(e,t){if(t.is(\"text\")){return e.createText(t.data)}else if(t.is(\"element\")){if(t.is(\"emptyElement\")){return e.createEmptyElement(t.name,t.getAttributes())}else{const i=e.createContainerElement(t.name,t.getAttributes());for(const o of t.getChildren()){e.insert(e.createPositionAt(i,\"end\"),n(e,o))}return i}}throw new Exception(\"Given node has unsupported type.\")}function i(e,t){const i=new Ap(t.document);let o=CE.endParseSaveMode(e.getAttribute(\"formula\"));if(!mE.get(\"saveHandTraces\")){o=fE.removeAnnotation(o,\"application/json\")}const s=i.toView(o).getChild(0);return n(t,s)}function o(e,t){const n=t.createContainerElement(\"span\",{class:\"ck-math-widget\"});const i=s(e,t);t.insert(t.createPositionAt(n,0),i);return D_(n,t)}function s(t,n){const i=new Ap(n.document);const o=t.getAttribute(\"formula\");const s=CE.initParse(o,e.config.get(\"language\"));const r=i.toView(s).getChild(0);return n.createEmptyElement(\"img\",r.getAttributes())}}_exposeWiris(){window.WirisPlugin={Core:YE,Parser:CE,Image:yE,MathML:fE,Util:kE,Configuration:mE,Listeners:pE,IntegrationModel:GE,Latex:wE}}}function tP(e,t){return e=>{e.on(\"attribute:url:media\",n)};function n(n,i,o){if(!o.consumable.consume(i.item,n.name)){return}const s=i.attributeNewValue;const r=o.writer;const a=o.mapper.toViewElement(i.item);r.remove(r.createRangeIn(a));const c=e.getMediaViewElement(r,s,t);r.insert(r.createPositionAt(a,0),c)}}function nP(e,t,n){t.setCustomProperty(\"media\",true,e);return D_(e,t,{label:n})}function iP(e){const t=e.getSelectedElement();if(t&&oP(t)){return t}return null}function oP(e){return!!e.getCustomProperty(\"media\")&&R_(e)}function sP(e,t,n,i){const 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height=\"270\" allowfullscreen allow=\"autoplay\">'+\"</iframe>\"+\"</div>\"}},{name:\"spotify\",url:[/^open\\.spotify\\.com\\/(artist\\/\\w+)/,/^open\\.spotify\\.com\\/(album\\/\\w+)/,/^open\\.spotify\\.com\\/(track\\/\\w+)/],html:e=>{const t=e[1];return'<div style=\"position: relative; padding-bottom: 100%; height: 0; padding-bottom: 126%;\">'+`<iframe src=\"https://open.spotify.com/embed/${t}\" `+'style=\"position: absolute; width: 100%; height: 100%; top: 0; left: 0;\" '+'frameborder=\"0\" allowtransparency=\"true\" allow=\"encrypted-media\">'+\"</iframe>\"+\"</div>\"}},{name:\"youtube\",url:[/^(?:m\\.)?youtube\\.com\\/watch\\?v=([\\w-]+)/,/^(?:m\\.)?youtube\\.com\\/v\\/([\\w-]+)/,/^youtube\\.com\\/embed\\/([\\w-]+)/,/^youtu\\.be\\/([\\w-]+)/],html:e=>{const t=e[1];return'<div style=\"position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;\">'+`<iframe src=\"https://www.youtube.com/embed/${t}\" `+'style=\"position: absolute; width: 100%; height: 100%; top: 0; left: 0;\" '+'frameborder=\"0\" allow=\"autoplay; encrypted-media\" allowfullscreen>'+\"</iframe>\"+\"</div>\"}},{name:\"vimeo\",url:[/^vimeo\\.com\\/(\\d+)/,/^vimeo\\.com\\/[^/]+\\/[^/]+\\/video\\/(\\d+)/,/^vimeo\\.com\\/album\\/[^/]+\\/video\\/(\\d+)/,/^vimeo\\.com\\/channels\\/[^/]+\\/(\\d+)/,/^vimeo\\.com\\/groups\\/[^/]+\\/videos\\/(\\d+)/,/^vimeo\\.com\\/ondemand\\/[^/]+\\/(\\d+)/,/^player\\.vimeo\\.com\\/video\\/(\\d+)/],html:e=>{const t=e[1];return'<div style=\"position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;\">'+`<iframe src=\"https://player.vimeo.com/video/${t}\" `+'style=\"position: absolute; width: 100%; height: 100%; top: 0; left: 0;\" '+'frameborder=\"0\" webkitallowfullscreen mozallowfullscreen allowfullscreen>'+\"</iframe>\"+\"</div>\"}},{name:\"instagram\",url:/^instagram\\.com\\/p\\/(\\w+)/},{name:\"twitter\",url:/^twitter\\.com/},{name:\"googleMaps\",url:/^google\\.com\\/maps/},{name:\"flickr\",url:/^flickr\\.com/},{name:\"facebook\",url:/^facebook\\.com/}]});this.registry=new hP(e.locale,e.config.get(\"mediaEmbed\"))}init(){const e=this.editor;const t=e.model.schema;const n=e.t;const i=e.conversion;const o=e.config.get(\"mediaEmbed.previewsInData\");const s=this.registry;e.commands.add(\"mediaEmbed\",new lP(e));t.register(\"media\",{isObject:true,isBlock:true,allowWhere:\"$block\",allowAttributes:[\"url\"]});i.for(\"dataDowncast\").elementToElement({model:\"media\",view:(e,t)=>{const n=e.getAttribute(\"url\");return sP(t,s,n,{renderMediaPreview:n&&o})}});i.for(\"dataDowncast\").add(tP(s,{renderMediaPreview:o}));i.for(\"editingDowncast\").elementToElement({model:\"media\",view:(e,t)=>{const i=e.getAttribute(\"url\");const o=sP(t,s,i,{renderForEditingView:true});return 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t;if(this._positionToInsert.root.rootName!==\"$graveyard\"){t=this._positionToInsert}aP(n.model,r,t);this._positionToInsert.detach();this._positionToInsert=null})},100)}}var wP=n(94);class _P extends wb{constructor(e,t){super(t);const n=t.t;this.focusTracker=new Mp;this.keystrokes=new mp;this.urlInputView=this._createUrlInput();this.saveButtonView=this._createButton(n(\"Save\"),MC,\"ck-button-save\");this.saveButtonView.type=\"submit\";this.cancelButtonView=this._createButton(n(\"Cancel\"),EC,\"ck-button-cancel\",\"cancel\");this._focusables=new Hp;this._focusCycler=new Wb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:\"shift + tab\",focusNext:\"tab\"}});this._validators=e;this.setTemplate({tag:\"form\",attributes:{class:[\"ck\",\"ck-media-form\"],tabindex:\"-1\"},children:[this.urlInputView,this.saveButtonView,this.cancelButtonView]})}render(){super.render();TC({view:this});const e=[this.urlInputView,this.saveButtonView,this.cancelButtonView];e.forEach(e=>{this._focusables.add(e);this.focusTracker.add(e.element)});this.keystrokes.listenTo(this.element);const t=e=>e.stopPropagation();this.keystrokes.set(\"arrowright\",t);this.keystrokes.set(\"arrowleft\",t);this.keystrokes.set(\"arrowup\",t);this.keystrokes.set(\"arrowdown\",t);this.listenTo(this.urlInputView.element,\"selectstart\",(e,t)=>{t.stopPropagation()},{priority:\"high\"})}focus(){this._focusCycler.focusFirst()}get url(){return this.urlInputView.fieldView.element.value.trim()}set url(e){this.urlInputView.fieldView.element.value=e.trim()}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t){this.urlInputView.errorText=t;return false}}return true}resetFormStatus(){this.urlInputView.errorText=null;this.urlInputView.infoText=this._urlInputViewInfoDefault}_createUrlInput(){const e=this.locale.t;const t=new kC(this.locale,AC);const n=t.fieldView;this._urlInputViewInfoDefault=e(\"Paste the media URL in the input.\");this._urlInputViewInfoTip=e(\"Tip: Paste the URL into the content to embed faster.\");t.label=e(\"Media URL\");t.infoText=this._urlInputViewInfoDefault;n.placeholder=\"https://example.com\";n.on(\"input\",()=>{t.infoText=n.element.value?this._urlInputViewInfoTip:this._urlInputViewInfoDefault});return t}_createButton(e,t,n,i){const o=new sw(this.locale);o.set({label:e,icon:t,tooltip:true});o.extendTemplate({attributes:{class:n}});if(i){o.delegate(\"execute\").to(this,i)}return o}}var vP='<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 20 20\"><path d=\"M18.68 3.03c.6 0 .59-.03.59.55v12.84c0 .59.01.56-.59.56H1.29c-.6 0-.59.03-.59-.56V3.58c0-.58-.01-.55.6-.55h17.38zM15.77 15V5H4.2v10h11.57zM2 4v1h1V4H2zm0 2v1h1V6H2zm0 2v1h1V8H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zM17 4v1h1V4h-1zm0 2v1h1V6h-1zm0 2v1h1V8h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zM7.5 7.177a.4.4 0 01.593-.351l5.133 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e=o.createEditableElement(t,s.getAttributes());r=V_(e,o);o.insert(o.createPositionAfter(s),r);o.move(o.createRangeIn(s),o.createPositionAt(r,0));o.remove(o.createRangeOn(s))}else{r=o.rename(t,s)}n.mapper.unbindViewElement(s);n.mapper.bindElements(e,r)}function YS(e,t,n,i){const{cell:o}=e;const s=KS(e,t);const r=n.mapper.toViewElement(o);if(r&&r.name!==s){qS(o,s,n,i)}}function GS(e,t,n,i,o){const s=o&&o.asWidget;const r=KS(e,t);const a=s?V_(i.writer.createEditableElement(r),i.writer):i.writer.createContainerElement(r);const c=e.cell;const l=c.getChild(0);const d=c.childCount===1&&l.name===\"paragraph\";i.writer.insert(n,a);if(d&&!oI(l)){const e=c.getChild(0);const t=i.writer.createPositionAt(a,\"end\");i.consumable.consume(e,\"insert\");if(o.asWidget){const n=i.writer.createContainerElement(\"span\",{style:\"display:inline-block\"});i.mapper.bindElements(e,n);i.writer.insert(t,n);i.mapper.bindElements(c,a)}else{i.mapper.bindElements(c,a);i.mapper.bindElements(e,a)}}else{i.mapper.bindElements(c,a)}}function JS(e,t,n,i){i.consumable.consume(e,\"insert\");const o=i.writer.createContainerElement(\"tr\");i.mapper.bindElements(e,o);const s=e.parent.getAttribute(\"headingRows\")||0;const r=s>0&&t>=s?t-s:t;const a=i.writer.createPositionAt(n,r);i.writer.insert(a,o);return o}function KS(e,t){const{row:n,column:i}=e;const{headingColumns:o,headingRows:s}=t;const r=s&&s>n;if(r){return\"th\"}const a=o&&o>i;return a?\"th\":\"td\"}function QS(e,t){return e<t.headingRows?\"thead\":\"tbody\"}function XS(e,t,n){const i=ZS(e,t);return i?i:eI(e,t,n)}function ZS(e,t){for(const n of t.getChildren()){if(n.name==e){return n}}}function eI(e,t,n){const i=n.writer.createContainerElement(e);const o=n.writer.createPositionAt(t,e==\"tbody\"?\"end\":0);n.writer.insert(o,i);return i}function tI(e,t,n){const i=ZS(e,t);if(i&&i.childCount===0){n.writer.remove(n.writer.createRangeOn(i))}}function nI(e,t,n,i){for(const o of e){const e=n.mapper.toViewElement(o);if(e){n.writer.move(n.writer.createRangeOn(e),n.writer.createPositionAt(t,i))}}}function iI(e){for(const t of e.getChildren()){if(t.name===\"table\"){return t}}}function oI(e){return!![...e.getAttributeKeys()].length}class sI extends zw{refresh(){const e=this.editor.model;const t=e.document.selection;const n=e.schema;const i=rI(t.getFirstPosition());this.isEnabled=n.checkChild(i,\"table\")}execute(e={}){const t=this.editor.model;const n=t.document.selection;const i=this.editor.plugins.get(\"TableUtils\");const o=parseInt(e.rows)||2;const s=parseInt(e.columns)||2;const r=F_(n,t);t.change(e=>{const n=i.createTable(e,o,s);t.insertContent(n,r);e.setSelection(e.createPositionAt(n.getNodeByPath([0,0,0]),0))})}}function rI(e){const t=e.parent;return t===t.root?t:t.parent}class aI extends zw{constructor(e,t={}){super(e);this.order=t.order||\"below\"}refresh(){const e=this.editor.model.document.selection;const t=bS(\"table\",e.getFirstPosition());this.isEnabled=!!t}execute(){const e=this.editor;const t=e.model.document.selection;const n=e.plugins.get(\"TableUtils\");const i=this.order===\"above\";const o=i?t.getFirstPosition():t.getLastPosition();const s=i?t.getFirstRange():t.getLastRange();const r=s.getContainedElement()||bS(\"tableCell\",o);const a=r.parent;const c=a.parent;const l=c.getChildIndex(a);n.insertRows(c,{rows:1,at:this.order===\"below\"?l+1:l})}}class cI extends zw{constructor(e,t={}){super(e);this.order=t.order||\"right\"}refresh(){const e=this.editor.model.document.selection;const t=bS(\"table\",e.getFirstPosition());this.isEnabled=!!t}execute(){const e=this.editor;const t=e.model.document.selection;const n=e.plugins.get(\"TableUtils\");const i=this.order===\"left\";const o=i?t.getFirstPosition():t.getLastPosition();const s=i?t.getFirstRange():t.getLastRange();const r=s.getContainedElement()||bS(\"tableCell\",o);const a=r.parent.parent;const{column:c}=n.getCellLocation(r);n.insertColumns(a,{columns:1,at:i?c:c+1})}}class lI extends zw{constructor(e,t={}){super(e);this.direction=t.direction||\"horizontally\"}refresh(){const e=LS(this.editor.model.document.selection);this.isEnabled=e.length===1}execute(){const e=LS(this.editor.model.document.selection)[0];const t=this.direction===\"horizontally\";const n=this.editor.plugins.get(\"TableUtils\");if(t){n.splitCellHorizontally(e,2)}else{n.splitCellVertically(e,2)}}}class dI extends zw{constructor(e,t){super(e);this.direction=t.direction;this.isHorizontal=this.direction==\"right\"||this.direction==\"left\"}refresh(){const e=this._getMergeableCell();this.value=e;this.isEnabled=!!e}execute(){const e=this.editor.model;const t=e.document;const n=NS(t.selection)[0];const i=this.value;const o=this.direction;e.change(e=>{const t=o==\"right\"||o==\"down\";const s=t?n:i;const r=t?i:n;const a=r.parent;mI(r,s,e);const c=this.isHorizontal?\"colspan\":\"rowspan\";const l=parseInt(n.getAttribute(c)||1);const d=parseInt(i.getAttribute(c)||1);e.setAttribute(c,l+d,s);e.setSelection(e.createRangeIn(s));if(!a.childCount){fI(a,e)}})}_getMergeableCell(){const e=this.editor.model;const t=e.document;const n=NS(t.selection)[0];if(!n){return}const i=this.editor.plugins.get(\"TableUtils\");const o=this.isHorizontal?uI(n,this.direction,i):hI(n,this.direction);if(!o){return}const s=this.isHorizontal?\"rowspan\":\"colspan\";const r=parseInt(n.getAttribute(s)||1);const a=parseInt(o.getAttribute(s)||1);if(a===r){return o}}}function uI(e,t,n){const i=e.parent;const o=i.parent;const s=t==\"right\"?e.nextSibling:e.previousSibling;const r=(o.getAttribute(\"headingColumns\")||0)>0;if(!s){return}const a=t==\"right\"?e:s;const c=t==\"right\"?s:e;const{column:l}=n.getCellLocation(a);const{column:d}=n.getCellLocation(c);const u=parseInt(a.getAttribute(\"colspan\")||1);const h=yS(n,a,o);const f=yS(n,c,o);if(r&&h!=f){return}const m=l+u===d;return m?s:undefined}function hI(e,t){const n=e.parent;const i=n.parent;const o=i.getChildIndex(n);if(t==\"down\"&&o===i.childCount-1||t==\"up\"&&o===0){return}const s=parseInt(e.getAttribute(\"rowspan\")||1);const r=i.getAttribute(\"headingRows\")||0;const a=t==\"down\"&&o+s===r;const c=t==\"up\"&&o===r;if(r&&(a||c)){return}const l=parseInt(e.getAttribute(\"rowspan\")||1);const d=t==\"down\"?o+l:o;const u=[...new MS(i,{endRow:d})];const h=u.find(t=>t.cell===e);const f=h.column;const m=u.find(({row:e,rowspan:n,column:i})=>{if(i!==f){return false}if(t==\"down\"){return e===d}else{return d===e+n}});return m&&m.cell}function fI(e,t){const n=e.parent;const i=n.getChildIndex(e);for(const{cell:e,row:o,rowspan:s}of new MS(n,{endRow:i})){const n=o+s-1>=i;if(n){wS(\"rowspan\",s-1,e,t)}}t.remove(e)}function mI(e,t,n){if(!gI(e)){if(gI(t)){n.remove(n.createRangeIn(t))}n.move(n.createRangeIn(e),n.createPositionAt(t,\"end\"))}n.remove(e)}function gI(e){return e.childCount==1&&e.getChild(0).is(\"paragraph\")&&e.getChild(0).isEmpty}class pI extends zw{refresh(){const e=LS(this.editor.model.document.selection);const t=e[0];if(t){const n=bS(\"table\",t);const i=this.editor.plugins.get(\"TableUtils\").getRows(n);const o=i-1;const s=RS(e);const r=s.first===0&&s.last===o;this.isEnabled=!r}else{this.isEnabled=false}}execute(){const e=this.editor.model;const t=LS(e.document.selection);const n=RS(t);const i=t[0];const o=bS(\"table\",i);const s=this.editor.plugins.get(\"TableUtils\").getCellLocation(i).column;const r=e.createBatch();e.enqueueChange(r,e=>{e.setSelection(e.createSelection(o,\"on\"));const t=n.last-n.first+1;this.editor.plugins.get(\"TableUtils\").removeRows(o,{at:n.first,rows:t,batch:r})});e.enqueueChange(r,e=>{const t=bI(o,n.first,s);e.setSelection(e.createPositionAt(t,0))})}}function bI(e,t,n){const i=e.getChild(t)||e.getChild(e.childCount-1);let o=i.getChild(0);let s=0;for(const e of i.getChildren()){if(s>n){return o}o=e;s+=parseInt(e.getAttribute(\"colspan\")||1)}return o}class wI extends zw{refresh(){const e=LS(this.editor.model.document.selection);const t=e[0];if(t){const n=bS(\"table\",t);const i=this.editor.plugins.get(\"TableUtils\").getColumns(n);const{first:o,last:s}=DS(e);this.isEnabled=s-o<i-1}else{this.isEnabled=false}}execute(){const[e,t]=vI(this.editor.model.document.selection);const n=e.parent.parent;const i=[...new MS(n)];const o={first:i.find(t=>t.cell===e).column,last:i.find(e=>e.cell===t).column};const s=_I(i,e,t,o);this.editor.model.change(e=>{const t=o.last-o.first+1;this.editor.plugins.get(\"TableUtils\").removeColumns(n,{at:o.first,columns:t});e.setSelection(e.createPositionAt(s,0))})}}function _I(e,t,n,i){const o=parseInt(n.getAttribute(\"colspan\")||1);if(o>1){return n}else if(t.previousSibling||n.nextSibling){return n.nextSibling||t.previousSibling}else{if(i.first){return e.reverse().find(({column:e})=>e<i.first).cell}else{return e.reverse().find(({column:e})=>e>i.last).cell}}}function vI(e){const t=LS(e);const n=t[0];const i=t.pop();const o=[n,i];return n.isBefore(i)?o:o.reverse()}class kI extends zw{refresh(){const e=this.editor.model;const t=LS(e.document.selection);const n=t.length>0;this.isEnabled=n;this.value=n&&t.every(e=>this._isInHeading(e,e.parent.parent))}execute(e={}){if(e.forceValue===this.value){return}const t=this.editor.model;const n=LS(t.document.selection);const i=bS(\"table\",n[0]);const{first:o,last:s}=RS(n);const r=this.value?o:s+1;const a=i.getAttribute(\"headingRows\")||0;t.change(e=>{if(r){const t=yI(i,r,a);for(const n of t){xI(n,r,e)}}wS(\"headingRows\",r,i,e,0)})}_isInHeading(e,t){const n=parseInt(t.getAttribute(\"headingRows\")||0);return!!n&&e.parent.index<n}}function yI(e,t,n){const i=[];const o=t>n?n:0;const s=t-1;const r=new MS(e,{startRow:o,endRow:s});for(const{row:e,rowspan:n,cell:o}of r){if(n>1&&e+n>t){i.push(o)}}return i}function xI(e,t,n){const i=e.parent;const o=i.parent;const s=i.index;const r=parseInt(e.getAttribute(\"rowspan\"));const a=t-s;const c={};const l=r-a;if(l>1){c.rowspan=l}const d=parseInt(e.getAttribute(\"colspan\")||1);if(d>1){c.colspan=d}const u=o.getChildIndex(i);const h=u+a;const f=[...new MS(o,{startRow:u,endRow:h,includeSpanned:true})];let m;for(const{row:t,column:i,cell:s,cellIndex:r}of f){if(s===e&&m===undefined){m=i}if(m!==undefined&&m===i&&t===h){const e=o.getChild(t);const i=n.createPositionAt(e,r);_S(n,i,c)}}wS(\"rowspan\",a,e,n)}class AI extends zw{refresh(){const e=this.editor.model;const t=LS(e.document.selection);const n=this.editor.plugins.get(\"TableUtils\");const i=t.length>0;this.isEnabled=i;this.value=i&&t.every(e=>yS(n,e))}execute(e={}){if(e.forceValue===this.value){return}const t=this.editor.model;const n=LS(t.document.selection);const{first:i,last:o}=DS(n);const s=this.value?i:o+1;t.change(e=>{const t=bS(\"table\",n[0]);wS(\"headingColumns\",s,t,e,0)})}}class CI extends Dw{static get pluginName(){return\"TableUtils\"}getCellLocation(e){const t=e.parent;const n=t.parent;const i=n.getChildIndex(t);const o=new MS(n,{startRow:i,endRow:i});for(const{cell:t,row:n,column:i}of o){if(t===e){return{row:n,column:i}}}}createTable(e,t,n){const i=e.createElement(\"table\");TI(e,i,0,t,n);return i}insertRows(e,t={}){const n=this.editor.model;const i=t.at||0;const o=t.rows||1;n.change(t=>{const n=e.getAttribute(\"headingRows\")||0;if(n>i){t.setAttribute(\"headingRows\",n+o,e)}if(i===0||i===e.childCount){TI(t,e,i,o,this.getColumns(e));return}const s=new MS(e,{endRow:i});let r=0;for(const{row:e,rowspan:n,colspan:a,cell:c}of s){const s=e<i;const l=e+n>i;if(s&&l){t.setAttribute(\"rowspan\",n+o,c)}if(e===i){r+=a}}TI(t,e,i,o,r)})}insertColumns(e,t={}){const n=this.editor.model;const i=t.at||0;const o=t.columns||1;n.change(t=>{const n=e.getAttribute(\"headingColumns\");if(i<n){t.setAttribute(\"headingColumns\",n+o,e)}const s=this.getColumns(e);if(i===0||s===i){for(const n of e.getChildren()){MI(o,t,t.createPositionAt(n,i?\"end\":0))}return}const r=new MS(e,{column:i,includeSpanned:true});for(const{row:n,cell:s,cellIndex:a}of r){const c=parseInt(s.getAttribute(\"rowspan\")||1);const l=parseInt(s.getAttribute(\"colspan\")||1);if(a!==i&&l>1){t.setAttribute(\"colspan\",l+o,s);r.skipRow(n);if(c>1){for(let e=n+1;e<n+c;e++){r.skipRow(e)}}}else{const i=t.createPositionAt(e.getChild(n),a);MI(o,t,i)}}})}removeRows(e,t){const n=this.editor.model;const i=t.rows||1;const o=t.at;const s=o+i-1;const r=t.batch||\"default\";const{cellsToMove:a,cellsToTrim:c}=II(e,o,s);n.enqueueChange(r,t=>{const i=s+1;OI(e,i,a,t);for(let n=s;n>=o;n--){t.remove(e.getChild(n))}for(const{rowspan:e,cell:n}of c){wS(\"rowspan\",e,n,t)}SI(e,o,s,n,r)})}removeColumns(e,t){const n=this.editor.model;const i=t.at;const o=t.columns||1;const s=t.at+o-1;n.change(t=>{PI(e,{first:i,last:s},t);for(let n=s;n>=i;n--){for(const{cell:i,column:o,colspan:s}of[...new MS(e)]){if(o<=n&&s>1&&o+s>n){wS(\"colspan\",s-1,i,t)}else if(o===n){const n=i.parent;t.remove(i);if(!n.childCount){this.removeRows(e,{at:n.index})}}}}})}splitCellVertically(e,t=2){const n=this.editor.model;const i=e.parent;const o=i.parent;const s=parseInt(e.getAttribute(\"rowspan\")||1);const r=parseInt(e.getAttribute(\"colspan\")||1);n.change(n=>{if(r>1){const{newCellsSpan:i,updatedSpan:o}=EI(r,t);wS(\"colspan\",o,e,n);const a={};if(i>1){a.colspan=i}if(s>1){a.rowspan=s}const c=r>t?t-1:r-1;MI(c,n,n.createPositionAfter(e),a)}if(r<t){const i=t-r;const a=[...new MS(o)];const{column:c}=a.find(({cell:t})=>t===e);const l=a.filter(({cell:t,colspan:n,column:i})=>{const o=t!==e&&i===c;const s=i<c&&i+n>c;return o||s});for(const{cell:e,colspan:t}of l){n.setAttribute(\"colspan\",t+i,e)}const d={};if(s>1){d.rowspan=s}MI(i,n,n.createPositionAfter(e),d);const u=o.getAttribute(\"headingColumns\")||0;if(u>c){wS(\"headingColumns\",u+i,o,n)}}})}splitCellHorizontally(e,t=2){const n=this.editor.model;const i=e.parent;const o=i.parent;const s=o.getChildIndex(i);const r=parseInt(e.getAttribute(\"rowspan\")||1);const a=parseInt(e.getAttribute(\"colspan\")||1);n.change(n=>{if(r>1){const i=[...new MS(o,{startRow:s,endRow:s+r-1,includeSpanned:true})];const{newCellsSpan:c,updatedSpan:l}=EI(r,t);wS(\"rowspan\",l,e,n);const{column:d}=i.find(({cell:t})=>t===e);const u={};if(c>1){u.rowspan=c}if(a>1){u.colspan=a}for(const{column:e,row:t,cellIndex:r}of i){const i=t>=s+l;const a=e===d;const h=(t+s+l)%c===0;if(i&&a&&h){const e=n.createPositionAt(o.getChild(t),r);MI(1,n,e,u)}}}if(r<t){const i=t-r;const c=[...new MS(o,{startRow:0,endRow:s})];for(const{cell:t,rowspan:o,row:r}of c){if(t!==e&&r+o>s){const e=o+i;n.setAttribute(\"rowspan\",e,t)}}const l={};if(a>1){l.colspan=a}TI(n,o,s+1,i,1,l);const d=o.getAttribute(\"headingRows\")||0;if(d>s){wS(\"headingRows\",d+i,o,n)}}})}getColumns(e){const t=e.getChild(0);return[...t.getChildren()].reduce((e,t)=>{const n=parseInt(t.getAttribute(\"colspan\")||1);return e+n},0)}getRows(e){return e.childCount}}function TI(e,t,n,i,o,s={}){for(let r=0;r<i;r++){const i=e.createElement(\"tableRow\");e.insert(i,t,n);MI(o,e,e.createPositionAt(i,\"end\"),s)}}function MI(e,t,n,i={}){for(let o=0;o<e;o++){_S(t,n,i)}}function EI(e,t){if(e<t){return{newCellsSpan:1,updatedSpan:1}}const n=Math.floor(e/t);const i=e-n*t+n;return{newCellsSpan:n,updatedSpan:i}}function PI(e,t,n){const i=e.getAttribute(\"headingColumns\")||0;if(i&&t.first<i){const o=Math.min(i-1,t.last)-t.first+1;n.setAttribute(\"headingColumns\",i-o,e)}}function SI(e,t,n,i,o){const s=e.getAttribute(\"headingRows\")||0;if(t<s){const r=n<s?s-(n-t+1):t;i.enqueueChange(o,t=>{wS(\"headingRows\",r,e,t,0)})}}function II(e,t,n){const i=new Map;const o=[];for(const{row:s,column:r,rowspan:a,cell:c}of new MS(e,{endRow:n})){const e=s+a-1;const l=s>=t&&s<=n&&e>n;if(l){const e=n-s+1;const t=a-e;i.set(r,{cell:c,rowspan:t})}const d=s<t&&e>=t;if(d){let i;if(e>=n){i=n-t+1}else{i=e-t+1}o.push({cell:c,rowspan:a-i})}}return{cellsToMove:i,cellsToTrim:o}}function OI(e,t,n,i){const o=new MS(e,{includeSpanned:true,startRow:t,endRow:t});const s=[...o];const r=e.getChild(t);let a;for(const{column:e,cell:t,isSpanned:o}of s){if(n.has(e)){const{cell:t,rowspan:o}=n.get(e);const s=a?i.createPositionAfter(a):i.createPositionAt(r,0);i.move(i.createRangeOn(t),s);wS(\"rowspan\",o,t,i);a=t}else if(!o){a=t}}}class NI extends zw{refresh(){this.isEnabled=jI(this.editor.model.document.selection,this.editor.plugins.get(CI))}execute(){const e=this.editor.model;const t=this.editor.plugins.get(CI);e.change(n=>{const i=OS(e.document.selection);const o=i.shift();n.setSelection(o,0);const{mergeWidth:s,mergeHeight:r}=FI(o,i,t);wS(\"colspan\",s,o,n);wS(\"rowspan\",r,o,n);for(const e of i){const t=e.parent;RI(e,o,n);LI(t,n)}n.setSelection(o,\"in\")})}}function LI(e,t){if(e.childCount){return}const n=e.parent;const i=n.getChildIndex(e);for(const{cell:e,row:o,rowspan:s}of new MS(n,{endRow:i})){const n=o+s-1>=i;if(n){wS(\"rowspan\",s-1,e,t)}}t.remove(e)}function RI(e,t,n){if(!DI(e)){if(DI(t)){n.remove(n.createRangeIn(t))}n.move(n.createRangeIn(e),n.createPositionAt(t,\"end\"))}n.remove(e)}function DI(e){return e.childCount==1&&e.getChild(0).is(\"paragraph\")&&e.getChild(0).isEmpty}function jI(e,t){const n=OS(e);if(n.length<2||!BI(n)){return false}const i=new Set;const o=new Set;let s=0;for(const e of n){const{row:n,column:r}=t.getCellLocation(e);const a=parseInt(e.getAttribute(\"rowspan\")||1);const c=parseInt(e.getAttribute(\"colspan\")||1);i.add(n);o.add(r);if(a>1){i.add(n+a-1)}if(c>1){o.add(r+c-1)}s+=a*c}const r=zI(i,o);return r==s}function zI(e,t){const n=Array.from(e.values());const i=Array.from(t.values());const o=Math.max(...n);const s=Math.min(...n);const r=Math.max(...i);const a=Math.min(...i);return(o-s+1)*(r-a+1)}function BI(e){const t=bS(\"table\",e[0]);const n=RS(e);const i=parseInt(t.getAttribute(\"headingRows\")||0);if(!VI(n,i)){return false}const o=parseInt(t.getAttribute(\"headingColumns\")||0);const s=DS(e);return VI(s,o)}function VI({first:e,last:t},n){const i=e<n;const o=t<n;return i===o}function FI(e,t,n){let i=0;let o=0;for(const e of t){const{row:t,column:s}=n.getCellLocation(e);i=HI(e,s,i,\"colspan\");o=HI(e,t,o,\"rowspan\")}const{row:s,column:r}=n.getCellLocation(e);const a=i-r;const c=o-s;return{mergeWidth:a,mergeHeight:c}}function HI(e,t,n,i){const o=parseInt(e.getAttribute(i)||1);return Math.max(n,t+o)}class UI extends zw{refresh(){const e=LS(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model;const t=LS(e.document.selection);const n=RS(t);const i=bS(\"table\",t[0]);const o=[];for(let t=n.first;t<=n.last;t++){for(const n of i.getChild(t).getChildren()){o.push(e.createRangeOn(n))}}e.change(e=>{e.setSelection(o)})}}class WI extends zw{refresh(){const e=LS(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model;const t=LS(e.document.selection);const n=t[0];const i=t.pop();const o=this.editor.plugins.get(\"TableUtils\");const s=o.getCellLocation(n);const r=o.getCellLocation(i);const a=Math.min(s.column,r.column);const c=Math.max(s.column,r.column);const l=[];for(const t of new MS(bS(\"table\",n))){if(t.column>=a&&t.column<=c){l.push(e.createRangeOn(t.cell))}}e.change(e=>{e.setSelection(l)})}}function $I(e){e.document.registerPostFixer(t=>qI(t,e))}function qI(e,t){const n=t.document.differ.getChanges();let i=false;const o=new Set;for(const t of n){let n;if(t.name==\"table\"&&t.type==\"insert\"){n=t.position.nodeAfter}if(t.name==\"tableRow\"||t.name==\"tableCell\"){n=bS(\"table\",t.position)}if(QI(t)){n=bS(\"table\",t.range.start)}if(n&&!o.has(n)){i=YI(n,e)||i;i=GI(n,e)||i;o.add(n)}}return i}function YI(e,t){let n=false;const i=JI(e);if(i.length){n=true;for(const e of i){wS(\"rowspan\",e.rowspan,e.cell,t,1)}}return n}function GI(e,t){let n=false;const i=KI(e);const o=i[0];const s=Object.values(i).every(e=>e===o);if(!s){const o=Object.values(i).reduce((e,t)=>t>e?t:e,0);for(const[s,r]of Object.entries(i)){const i=o-r;if(i){for(let n=0;n<i;n++){_S(t,t.createPositionAt(e.getChild(s),\"end\"))}n=true}}}return n}function JI(e){const t=parseInt(e.getAttribute(\"headingRows\")||0);const n=e.childCount;const i=[];for(const{row:o,rowspan:s,cell:r}of new MS(e)){if(s<2){continue}const e=o<t;const a=e?t:n;if(o+s>a){const e=a-o;i.push({cell:r,rowspan:e})}}return i}function KI(e){const t={};for(const{row:n}of new MS(e,{includeSpanned:true})){if(!t[n]){t[n]=0}t[n]+=1}return t}function QI(e){const t=e.type===\"attribute\";const n=e.attributeKey;return t&&(n===\"headingRows\"||n===\"colspan\"||n===\"rowspan\")}function XI(e){e.document.registerPostFixer(t=>ZI(t,e))}function ZI(e,t){const n=t.document.differ.getChanges();let i=false;for(const t of n){if(t.type==\"insert\"&&t.name==\"table\"){i=eO(t.position.nodeAfter,e)||i}if(t.type==\"insert\"&&t.name==\"tableRow\"){i=tO(t.position.nodeAfter,e)||i}if(t.type==\"insert\"&&t.name==\"tableCell\"){i=nO(t.position.nodeAfter,e)||i}if(iO(t)){i=nO(t.position.parent,e)||i}}return i}function eO(e,t){let n=false;for(const i of e.getChildren()){n=tO(i,t)||n}return n}function tO(e,t){let n=false;for(const i of e.getChildren()){n=nO(i,t)||n}return n}function nO(e,t){if(e.childCount==0){t.insertElement(\"paragraph\",e);return true}const n=Array.from(e.getChildren()).filter(e=>e.is(\"text\"));for(const e of n){t.wrap(t.createRangeOn(e),\"paragraph\")}return!!n.length}function iO(e){if(!e.position||!e.position.parent.is(\"tableCell\")){return false}return e.type==\"insert\"&&e.name==\"$text\"||e.type==\"remove\"}function oO(e){e.document.registerPostFixer(()=>sO(e))}function sO(e){const t=e.document.differ;const n=new Set;for(const e of t.getChanges()){const t=e.type==\"insert\"||e.type==\"remove\"?e.position.parent:e.range.start.parent;if(t.is(\"tableCell\")&&rO(t,e.type)){n.add(t)}}if(n.size){for(const e of n.values()){t.refreshItem(e)}return true}return false}function rO(e,t){const n=Array.from(e.getChildren()).some(e=>e.is(\"paragraph\"));if(!n){return false}if(t==\"attribute\"){const t=Array.from(e.getChild(0).getAttributeKeys()).length;return e.childCount===1&&t<2}return e.childCount<=(t==\"insert\"?2:1)}var aO=n(98);class cO extends Dw{static get pluginName(){return\"TableEditing\"}init(){const e=this.editor;const t=e.model;const n=t.schema;const i=e.conversion;n.register(\"table\",{allowWhere:\"$block\",allowAttributes:[\"headingRows\",\"headingColumns\"],isLimit:true,isObject:true,isBlock:true});n.register(\"tableRow\",{allowIn:\"table\",isLimit:true});n.register(\"tableCell\",{allowIn:\"tableRow\",allowAttributes:[\"colspan\",\"rowspan\"],isObject:true});n.extend(\"$block\",{allowIn:\"tableCell\"});n.addChildCheck((e,t)=>{if(t.name==\"table\"&&Array.from(e.getNames()).includes(\"table\")){return false}});i.for(\"upcast\").add(xS());i.for(\"editingDowncast\").add(VS({asWidget:true}));i.for(\"dataDowncast\").add(VS());i.for(\"upcast\").elementToElement({model:\"tableRow\",view:\"tr\"});i.for(\"editingDowncast\").add(FS({asWidget:true}));i.for(\"dataDowncast\").add(FS());i.for(\"downcast\").add($S());i.for(\"upcast\").add(AS(\"td\"));i.for(\"upcast\").add(AS(\"th\"));i.for(\"editingDowncast\").add(HS({asWidget:true}));i.for(\"dataDowncast\").add(HS());i.attributeToAttribute({model:\"colspan\",view:\"colspan\"});i.attributeToAttribute({model:\"rowspan\",view:\"rowspan\"});i.for(\"editingDowncast\").add(WS({asWidget:true}));i.for(\"dataDowncast\").add(WS());i.for(\"editingDowncast\").add(US({asWidget:true}));i.for(\"dataDowncast\").add(US());e.commands.add(\"insertTable\",new sI(e));e.commands.add(\"insertTableRowAbove\",new aI(e,{order:\"above\"}));e.commands.add(\"insertTableRowBelow\",new aI(e,{order:\"below\"}));e.commands.add(\"insertTableColumnLeft\",new cI(e,{order:\"left\"}));e.commands.add(\"insertTableColumnRight\",new cI(e,{order:\"right\"}));e.commands.add(\"removeTableRow\",new pI(e));e.commands.add(\"removeTableColumn\",new wI(e));e.commands.add(\"splitTableCellVertically\",new lI(e,{direction:\"vertically\"}));e.commands.add(\"splitTableCellHorizontally\",new lI(e,{direction:\"horizontally\"}));e.commands.add(\"mergeTableCells\",new NI(e));e.commands.add(\"mergeTableCellRight\",new dI(e,{direction:\"right\"}));e.commands.add(\"mergeTableCellLeft\",new dI(e,{direction:\"left\"}));e.commands.add(\"mergeTableCellDown\",new dI(e,{direction:\"down\"}));e.commands.add(\"mergeTableCellUp\",new dI(e,{direction:\"up\"}));e.commands.add(\"setTableColumnHeader\",new AI(e));e.commands.add(\"setTableRowHeader\",new kI(e));e.commands.add(\"selectTableRow\",new UI(e));e.commands.add(\"selectTableColumn\",new WI(e));$I(t);oO(t);XI(t)}static get requires(){return[CI]}}var lO=n(100);class dO extends wb{constructor(e){super(e);const t=this.bindTemplate;this.items=this._createGridCollection();this.set(\"rows\",0);this.set(\"columns\",0);this.bind(\"label\").to(this,\"columns\",this,\"rows\",(e,t)=>`${t} × ${e}`);this.setTemplate({tag:\"div\",attributes:{class:[\"ck\"]},children:[{tag:\"div\",attributes:{class:[\"ck-insert-table-dropdown__grid\"]},on:{\"mouseover@.ck-insert-table-dropdown-grid-box\":t.to(\"boxover\")},children:this.items},{tag:\"div\",attributes:{class:[\"ck-insert-table-dropdown__label\"]},children:[{text:t.to(\"label\")}]}],on:{mousedown:t.to(e=>{e.preventDefault()}),click:t.to(()=>{this.fire(\"execute\")})}});this.on(\"boxover\",(e,t)=>{const{row:n,column:i}=t.target.dataset;this.set({rows:parseInt(n),columns:parseInt(i)})});this.on(\"change:columns\",()=>{this._highlightGridBoxes()});this.on(\"change:rows\",()=>{this._highlightGridBoxes()})}focus(){}focusLast(){}_highlightGridBoxes(){const e=this.rows;const t=this.columns;this.items.map((n,i)=>{const o=Math.floor(i/10);const s=i%10;const r=o<e&&s<t;n.set(\"isOn\",r)})}_createGridCollection(){const e=[];for(let t=0;t<100;t++){const n=Math.floor(t/10);const i=t%10;e.push(new uO(this.locale,n+1,i+1))}return this.createCollection(e)}}class uO extends wb{constructor(e,t,n){super(e);const i=this.bindTemplate;this.set(\"isOn\",false);this.setTemplate({tag:\"div\",attributes:{class:[\"ck-insert-table-dropdown-grid-box\",i.if(\"isOn\",\"ck-on\")],\"data-row\":t,\"data-column\":n}})}}var hO='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M3 6v3h4V6H3zm0 4v3h4v-3H3zm0 4v3h4v-3H3zm5 3h4v-3H8v3zm5 0h4v-3h-4v3zm4-4v-3h-4v3h4zm0-4V6h-4v3h4zm1.5 8a1.5 1.5 0 0 1-1.5 1.5H3A1.5 1.5 0 0 1 1.5 17V4c.222-.863 1.068-1.5 2-1.5h13c.932 0 1.778.637 2 1.5v13zM12 13v-3H8v3h4zm0-4V6H8v3h4z\"/></svg>';var fO='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z\" opacity=\".6\"/><path d=\"M18 7v1H2V7h16zm0 5v1H2v-1h16z\" opacity=\".6\"/><path d=\"M14 1v18a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V1a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1zm-2 1H8v4h4V2zm0 6H8v4h4V8zm0 6H8v4h4v-4z\"/></svg>';var mO='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z\" opacity=\".6\"/><path d=\"M7 2h1v16H7V2zm5 0h1v16h-1V2z\" opacity=\".6\"/><path d=\"M1 6h18a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H1a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1zm1 2v4h4V8H2zm6 0v4h4V8H8zm6 0v4h4V8h-4z\"/></svg>';var gO='<svg viewBox=\"0 0 20 20\" xmlns=\"http://www.w3.org/2000/svg\"><path d=\"M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z\" opacity=\".6\"/><path d=\"M7 2h1v16H7V2zm5 0h1v7h-1V2zm6 5v1H2V7h16zM8 12v1H2v-1h6z\" opacity=\".6\"/><path d=\"M7 7h12a1 1 0 0 1 1 1v11a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm1 2v9h10V9H8z\"/></svg>';class pO extends Dw{init(){const e=this.editor;const t=this.editor.t;const n=e.locale.contentLanguageDirection;const i=n===\"ltr\";e.ui.componentFactory.add(\"insertTable\",n=>{const i=e.commands.get(\"insertTable\");const o=bw(n);o.bind(\"isEnabled\").to(i);o.buttonView.set({icon:hO,label:t(\"Insert table\"),tooltip:true});let s;o.on(\"change:isOpen\",()=>{if(s){return}s=new dO(n);o.panelView.children.add(s);s.delegate(\"execute\").to(o);o.buttonView.on(\"open\",()=>{s.rows=0;s.columns=0});o.on(\"execute\",()=>{e.execute(\"insertTable\",{rows:s.rows,columns:s.columns});e.editing.view.focus()})});return o});e.ui.componentFactory.add(\"tableColumn\",e=>{const n=[{type:\"switchbutton\",model:{commandName:\"setTableColumnHeader\",label:t(\"Header column\"),bindIsOn:true}},{type:\"separator\"},{type:\"button\",model:{commandName:i?\"insertTableColumnLeft\":\"insertTableColumnRight\",label:t(\"Insert column left\")}},{type:\"button\",model:{commandName:i?\"insertTableColumnRight\":\"insertTableColumnLeft\",label:t(\"Insert column right\")}},{type:\"button\",model:{commandName:\"removeTableColumn\",label:t(\"Delete column\")}},{type:\"button\",model:{commandName:\"selectTableColumn\",label:t(\"Select column\")}}];return this._prepareDropdown(t(\"Column\"),fO,n,e)});e.ui.componentFactory.add(\"tableRow\",e=>{const n=[{type:\"switchbutton\",model:{commandName:\"setTableRowHeader\",label:t(\"Header row\"),bindIsOn:true}},{type:\"separator\"},{type:\"button\",model:{commandName:\"insertTableRowBelow\",label:t(\"Insert row below\")}},{type:\"button\",model:{commandName:\"insertTableRowAbove\",label:t(\"Insert row above\")}},{type:\"button\",model:{commandName:\"removeTableRow\",label:t(\"Delete row\")}},{type:\"button\",model:{commandName:\"selectTableRow\",label:t(\"Select row\")}}];return this._prepareDropdown(t(\"Row\"),mO,n,e)});e.ui.componentFactory.add(\"mergeTableCells\",e=>{const n=[{type:\"button\",model:{commandName:\"mergeTableCellUp\",label:t(\"Merge cell up\")}},{type:\"button\",model:{commandName:i?\"mergeTableCellRight\":\"mergeTableCellLeft\",label:t(\"Merge cell right\")}},{type:\"button\",model:{commandName:\"mergeTableCellDown\",label:t(\"Merge cell down\")}},{type:\"button\",model:{commandName:i?\"mergeTableCellLeft\":\"mergeTableCellRight\",label:t(\"Merge cell left\")}},{type:\"separator\"},{type:\"button\",model:{commandName:\"splitTableCellVertically\",label:t(\"Split cell vertically\")}},{type:\"button\",model:{commandName:\"splitTableCellHorizontally\",label:t(\"Split cell horizontally\")}}];return this._prepareMergeSplitButtonDropdown(t(\"Merge cells\"),gO,n,e)})}_prepareDropdown(e,t,n,i){const o=this.editor;const s=bw(i);const r=this._fillDropdownWithListOptions(s,n);s.buttonView.set({label:e,icon:t,tooltip:true});s.bind(\"isEnabled\").toMany(r,\"isEnabled\",(...e)=>e.some(e=>e));this.listenTo(s,\"execute\",e=>{o.execute(e.source.commandName);o.editing.view.focus()});return s}_prepareMergeSplitButtonDropdown(e,t,n,i){const o=this.editor;const s=bw(i,_y);const r=\"mergeTableCells\";this._fillDropdownWithListOptions(s,n);s.buttonView.set({label:e,icon:t,tooltip:true,isEnabled:true});this.listenTo(s.buttonView,\"execute\",()=>{o.execute(r);o.editing.view.focus()});this.listenTo(s,\"execute\",e=>{o.execute(e.source.commandName);o.editing.view.focus()});return s}_fillDropdownWithListOptions(e,t){const n=this.editor;const i=[];const o=new xr;for(const e of t){bO(e,n,i,o)}_w(e,o,n.ui.componentFactory);return i}}function bO(e,t,n,i){const o=e.model=new by(e.model);const{commandName:s,bindIsOn:r}=e.model;if(e.type===\"button\"||e.type===\"switchbutton\"){const e=t.commands.get(s);n.push(e);o.set({commandName:s});o.bind(\"isEnabled\").to(e);if(r){o.bind(\"isOn\").to(e,\"value\")}}o.set({withText:true});i.add(e)}class wO extends Ju{constructor(e){super(e);this.domEventType=[\"mousemove\",\"mouseup\",\"mouseleave\"]}onDomEvent(e){this.fire(e.type,e)}}function _O(e,t,n){const i=Array.from(e);const o=i[0];const s=i[i.length-1];const{row:r,column:a}=t.getCellLocation(o);const c=vO(i,a,n,t);const{row:l,column:d}=t.getCellLocation(s);const u=d-a+1;const h=l-r+1;yO(c,u,h,n,t);const f=bS(\"table\",o);xO(c,f,r,a,n);return c}function vO(e,t,n,i){const o=n.createElement(\"table\");const s=new Map;const r=new Map;for(const t of e){const e=bS(\"tableRow\",t);if(!s.has(e)){const t=e._clone();n.append(t,o);s.set(e,t)}const a=t._clone(true);const{column:c}=i.getCellLocation(t);r.set(a,c);n.append(a,s.get(e))}kO(o,t,r,n,i);return o}function kO(e,t,n,i,o){for(const s of e.getChildren()){for(const e of Array.from(s.getChildren())){const{column:s}=o.getCellLocation(e);const r=n.get(e);const a=r-t;if(s!==a){for(let t=0;t<a-s;t++){const t=i.createElement(\"tableCell\");i.insert(t,i.createPositionBefore(e));const n=i.createElement(\"paragraph\");i.insert(n,t,0);i.insertText(\"\",n,0)}}}}}function yO(e,t,n,i,o){for(const s of e.getChildren()){for(const e of s.getChildren()){const s=parseInt(e.getAttribute(\"colspan\")||1);const r=parseInt(e.getAttribute(\"rowspan\")||1);const{row:a,column:c}=o.getCellLocation(e);if(c+s>t){const n=t-c;if(n>1){i.setAttribute(\"colspan\",n,e)}else{i.removeAttribute(\"colspan\",e)}}if(a+r>n){const t=n-a;if(t>1){i.setAttribute(\"rowspan\",t,e)}else{i.removeAttribute(\"rowspan\",e)}}}}}function xO(e,t,n,i,o){const s=parseInt(t.getAttribute(\"headingRows\")||0);if(s>0){const t=s-n;o.setAttribute(\"headingRows\",t,e)}const r=parseInt(t.getAttribute(\"headingColumns\")||0);if(r>0){const t=r-i;o.setAttribute(\"headingColumns\",t,e)}}var AO=n(102);class CO extends Dw{static get pluginName(){return\"TableSelection\"}static get requires(){return[CI]}init(){const e=this.editor;const t=e.model;this.listenTo(t,\"deleteContent\",(e,t)=>this._handleDeleteContent(e,t),{priority:\"high\"});e.editing.view.addObserver(wO);this._defineSelectionConverter();this._enableShiftClickSelection();this._enableMouseDragSelection();this._enablePluginDisabling()}getSelectedTableCells(){const e=this.editor.model.document.selection;const t=OS(e);if(t.length==0){return null}return t}getSelectionAsFragment(){const e=this.getSelectedTableCells();if(!e){return null}return this.editor.model.change(t=>{const n=t.createDocumentFragment();const i=_O(e,this.editor.plugins.get(\"TableUtils\"),t);t.insert(i,n,0);return n})}_defineSelectionConverter(){const e=this.editor;const t=new Set;e.conversion.for(\"editingDowncast\").add(e=>e.on(\"selection\",(e,i,o)=>{const s=o.writer;n(s);const r=this.getSelectedTableCells();if(!r){return}for(const e of r){const n=o.mapper.toViewElement(e);s.addClass(\"ck-editor__editable_selected\",n);t.add(n)}const a=o.mapper.toViewElement(r[r.length-1]);s.setSelection(a,0)},{priority:\"lowest\"}));function n(e){for(const n of t){e.removeClass(\"ck-editor__editable_selected\",n)}t.clear()}}_enableShiftClickSelection(){const e=this.editor;let t=false;this.listenTo(e.editing.view.document,\"mousedown\",(n,i)=>{if(!this.isEnabled){return}if(!i.domEvent.shiftKey){return}const o=NS(e.model.document.selection)[0];if(!o){return}const s=this._getModelTableCellFromDomEvent(i);if(s&&MO(o,s)){t=true;this._setCellSelection(o,s);i.preventDefault()}});this.listenTo(e.editing.view.document,\"mouseup\",()=>{t=false});this.listenTo(e.editing.view.document,\"selectionChange\",e=>{if(t){e.stop()}},{priority:\"highest\"})}_enableMouseDragSelection(){const e=this.editor;let t,n;let i=false;let o=false;this.listenTo(e.editing.view.document,\"mousedown\",(e,n)=>{if(!this.isEnabled){return}if(n.domEvent.shiftKey||n.domEvent.ctrlKey||n.domEvent.altKey){return}t=this._getModelTableCellFromDomEvent(n)});this.listenTo(e.editing.view.document,\"mousemove\",(e,s)=>{if(!s.domEvent.buttons){return}if(!t){return}const r=this._getModelTableCellFromDomEvent(s);if(r&&MO(t,r)){n=r;if(!i&&n!=t){i=true}}if(!i){return}o=true;this._setCellSelection(t,n);s.preventDefault()});this.listenTo(e.editing.view.document,\"mouseup\",()=>{i=false;o=false;t=null;n=null});this.listenTo(e.editing.view.document,\"selectionChange\",e=>{if(o){e.stop()}},{priority:\"highest\"})}_enablePluginDisabling(){const e=this.editor;this.on(\"change:isEnabled\",()=>{if(!this.isEnabled){const t=this.getSelectedTableCells();if(!t){return}e.model.change(n=>{const i=n.createPositionAt(t[0],0);const o=e.model.schema.getNearestSelectionRange(i);n.setSelection(o)})}})}_handleDeleteContent(e,t){const[n,i]=t;const o=this.editor.model;const s=!i||i.direction==\"backward\";const r=OS(n);if(!r.length){return}e.stop();o.change(e=>{const t=r[s?r.length-1:0];o.change(e=>{for(const t of r){o.deleteContent(e.createSelection(t,\"in\"))}});const i=o.schema.getNearestSelectionRange(e.createPositionAt(t,0));if(n.is(\"documentSelection\")){e.setSelection(i)}else{n.setTo(i)}})}_setCellSelection(e,t){const n=this._getCellsToSelect(e,t);this.editor.model.change(e=>{e.setSelection(n.cells.map(t=>e.createRangeOn(t)),{backward:n.backward})})}_getModelTableCellFromDomEvent(e){const t=e.target;const n=this.editor.editing.view.createPositionAt(t,0);const i=this.editor.editing.mapper.toModelPosition(n);const o=i.parent;if(o.is(\"tableCell\")){return o}return bS(\"tableCell\",o)}_getCellsToSelect(e,t){const n=this.editor.plugins.get(\"TableUtils\");const i=n.getCellLocation(e);const o=n.getCellLocation(t);const s=Math.min(i.row,o.row);const r=Math.max(i.row,o.row);const a=Math.min(i.column,o.column);const c=Math.max(i.column,o.column);const l=[];for(const t of new MS(bS(\"table\",e),{startRow:s,endRow:r})){if(t.column>=a&&t.column<=c){l.push(t.cell)}}if(TO(i,o)){return{cells:l.reverse(),backward:true}}return{cells:l,backward:false}}}function TO(e,t){if(e.row>t.row){return true}if(e.row==t.row&&e.column>t.column){return true}return false}function MO(e,t){return e.parent.parent==t.parent.parent}class EO extends Dw{static get pluginName(){return\"TableClipboard\"}static get requires(){return[CO]}init(){const e=this.editor;const t=e.editing.view.document;this.listenTo(t,\"copy\",(e,t)=>this._onCopyCut(e,t));this.listenTo(t,\"cut\",(e,t)=>this._onCopyCut(e,t))}_onCopyCut(e,t){const n=this.editor.plugins.get(\"TableSelection\");if(!n.getSelectedTableCells()){return}if(e.name==\"cut\"&&this.editor.isReadOnly){return}t.preventDefault();e.stop();const i=this.editor.data;const o=this.editor.editing.view.document;const s=i.toView(n.getSelectionAsFragment());o.fire(\"clipboardOutput\",{dataTransfer:t.dataTransfer,content:s,method:e.name})}}class PO extends Dw{static get pluginName(){return\"TableNavigation\"}init(){const e=this.editor.editing.view;const t=e.document;this.editor.keystrokes.set(\"Tab\",(...e)=>this._handleTabOnSelectedTable(...e),{priority:\"low\"});this.editor.keystrokes.set(\"Tab\",this._getTabHandler(true),{priority:\"low\"});this.editor.keystrokes.set(\"Shift+Tab\",this._getTabHandler(false),{priority:\"low\"});this.listenTo(t,\"keydown\",(...e)=>this._onKeydown(...e),{priority:or.get(\"high\")+1})}_handleTabOnSelectedTable(e,t){const n=this.editor;const i=n.model.document.selection;if(!i.isCollapsed&&i.rangeCount===1&&i.getFirstRange().isFlat){const e=i.getSelectedElement();if(!e||!e.is(\"table\")){return}t();n.model.change(t=>{t.setSelection(t.createRangeIn(e.getChild(0).getChild(0)))})}}_getTabHandler(e){const t=this.editor;return(n,i)=>{const o=t.model.document.selection;const s=NS(o)[0];if(!s){return}i();const r=s.parent;const a=r.parent;const c=a.getChildIndex(r);const l=r.getChildIndex(s);const d=l===0;if(!e&&d&&c===0){return}const u=l===r.childCount-1;const h=c===a.childCount-1;if(e&&h&&u){t.execute(\"insertTableRowBelow\");if(c===a.childCount-1){return}}let f;if(e&&u){const e=a.getChild(c+1);f=e.getChild(0)}else if(!e&&d){const e=a.getChild(c-1);f=e.getChild(e.childCount-1)}else{f=r.getChild(l+(e?1:-1))}t.model.change(e=>{e.setSelection(e.createRangeIn(f))})}}_onKeydown(e,t){const n=t.keyCode;if(!SO(n)){return}const i=this._handleArrowKeys(IO(n,this.editor.locale.contentLanguageDirection));if(i){t.preventDefault();t.stopPropagation();e.stop()}}_handleArrowKeys(e){const t=this.editor.model;const n=t.document.selection;const i=[\"right\",\"down\"].includes(e);const o=OS(n);if(o.length){const t=i?o[o.length-1]:o[0];this._navigateFromCellInDirection(t,e);return true}const s=bS(\"tableCell\",n.focus);if(!s){return false}const r=t.createRangeIn(s);if(this._isSelectionAtCellEdge(n,i)){this._navigateFromCellInDirection(s,e);return true}const a=n.getSelectedElement();if(a&&t.schema.isObject(a)){return false}if(this._isObjectElementNextToSelection(n,i)){return false}const c=this._findTextRangeFromSelection(r,n,i);if(!c){this._navigateFromCellInDirection(s,e);return true}if([\"left\",\"right\"].includes(e)){return false}if(this._isSingleLineRange(c,i)){t.change(e=>{e.setSelection(i?r.end:r.start)});return true}}_isSelectionAtCellEdge(e,t){const n=this.editor.model;const i=this.editor.model.schema;const o=t?e.getLastPosition():e.getFirstPosition();if(!i.getLimitElement(o).is(\"tableCell\")){return false}const s=n.createSelection(o);n.modifySelection(s,{direction:t?\"forward\":\"backward\"});return o.isEqual(s.focus)}_isObjectElementNextToSelection(e,t){const n=this.editor.model;const i=n.schema;const o=n.createSelection(e);n.modifySelection(o,{direction:t?\"forward\":\"backward\"});const s=t?o.focus.nodeBefore:o.focus.nodeAfter;return s&&i.isObject(s)}_findTextRangeFromSelection(e,t,n){const i=this.editor.model;if(n){const n=t.getLastPosition();const o=this._getNearestVisibleTextPosition(e,\"backward\");if(o&&n.isBefore(o)){return i.createRange(n,o)}return null}else{const n=t.getFirstPosition();const o=this._getNearestVisibleTextPosition(e,\"forward\");if(o&&n.isAfter(o)){return i.createRange(o,n)}return null}}_getNearestVisibleTextPosition(e,t){const n=this.editor.model.schema;const i=this.editor.editing.mapper;for(const{nextPosition:o,item:s}of e.getWalker({direction:t})){if(n.checkChild(o,\"$text\")){const e=i.toViewElement(s);if(e&&!e.hasClass(\"ck-hidden\")){return o}}}}_isSingleLineRange(e,t){const n=this.editor.model;const i=this.editor.editing;const o=i.view.domConverter;if(t){const t=n.createSelection(e.start);n.modifySelection(t);if(!t.focus.isAtEnd&&!e.start.isEqual(t.focus)){e=n.createRange(t.focus,e.end)}}const s=i.mapper.toViewRange(e);const r=o.viewRangeToDom(s);const a=kh.getDomRangeRects(r);let c;for(const e of a){if(c===undefined){c=Math.round(e.bottom);continue}if(Math.round(e.top)>=c){return false}c=Math.max(c,Math.round(e.bottom))}return true}_navigateFromCellInDirection(e,t){const n=this.editor.model;const i=bS(\"table\",e);const o=[...new MS(i,{includeSpanned:true})];const{row:s,column:r}=o[o.length-1];const a=o.find(({cell:t})=>t==e);let{row:c,column:l}=a;switch(t){case\"left\":l--;break;case\"up\":c--;break;case\"right\":l+=a.colspan;break;case\"down\":c+=a.rowspan;break}const d=c<0||c>s;const u=l<0&&c<=0;const h=l>r&&c>=s;if(d||u||h){n.change(e=>{e.setSelection(e.createRangeOn(i))});return}if(l<0){l=r;c--}else if(l>r){l=0;c++}const f=o.find(e=>e.row==c&&e.column==l).cell;const m=[\"right\",\"down\"].includes(t);const g=n.createPositionAt(f,m?0:\"end\");n.change(e=>{e.setSelection(g)})}}function SO(e){return e==Ll.arrowright||e==Ll.arrowleft||e==Ll.arrowup||e==Ll.arrowdown}function IO(e,t){const n=t===\"ltr\";switch(e){case Ll.arrowleft:return n?\"left\":\"right\";case Ll.arrowright:return n?\"right\":\"left\";case Ll.arrowup:return\"up\";case Ll.arrowdown:return\"down\"}}var OO=n(104);class NO extends Dw{static get requires(){return[cO,pO,CO,EO,PO,fC]}static get pluginName(){return\"Table\"}}class LO extends Dw{static get requires(){return[kT]}static get pluginName(){return\"TableToolbar\"}afterInit(){const e=this.editor;const t=e.t;const n=e.plugins.get(kT);const i=e.config.get(\"table.contentToolbar\");const o=e.config.get(\"table.tableToolbar\");if(i){n.register(\"tableContent\",{ariaLabel:t(\"Table toolbar\"),items:i,getRelatedElement:IS})}if(o){n.register(\"table\",{ariaLabel:t(\"Table toolbar\"),items:o,getRelatedElement:SS})}}}class RO{constructor(e,t){this.model=e;this.testCallback=t;this.hasMatch=false;this.set(\"isEnabled\",true);this.on(\"change:isEnabled\",()=>{if(this.isEnabled){this._startListening()}else{this.stopListening(e.document.selection);this.stopListening(e.document)}});this._startListening()}_startListening(){const e=this.model;const t=e.document;this.listenTo(t.selection,\"change:range\",(e,{directChange:n})=>{if(!n){return}if(!t.selection.isCollapsed){if(this.hasMatch){this.fire(\"unmatched\");this.hasMatch=false}return}this._evaluateTextBeforeSelection(\"selection\")});this.listenTo(t,\"change:data\",(e,t)=>{if(t.type==\"transparent\"){return}this._evaluateTextBeforeSelection(\"data\",{batch:t})})}_evaluateTextBeforeSelection(e,t={}){const n=this.model;const i=n.document;const o=i.selection;const s=n.createRange(n.createPositionAt(o.focus.parent,0),o.focus);const{text:r,range:a}=o_(s,n);const c=this.testCallback(r);if(!c&&this.hasMatch){this.fire(\"unmatched\")}this.hasMatch=!!c;if(c){const n=Object.assign(t,{text:r,range:a});if(typeof c==\"object\"){Object.assign(n,c)}this.fire(`matched:${e}`,n)}}}yr(RO,Kc);var DO=/[\\\\^$.*+?()[\\]{}|]/g,jO=RegExp(DO.source);function zO(e){e=ka(e);return e&&jO.test(e)?e.replace(DO,\"\\\\$&\"):e}var BO=zO;const VO={copyright:{from:\"(c)\",to:\"©\"},registeredTrademark:{from:\"(r)\",to:\"®\"},trademark:{from:\"(tm)\",to:\"™\"},oneHalf:{from:\"1/2\",to:\"½\"},oneThird:{from:\"1/3\",to:\"⅓\"},twoThirds:{from:\"2/3\",to:\"⅔\"},oneForth:{from:\"1/4\",to:\"¼\"},threeQuarters:{from:\"3/4\",to:\"¾\"},lessThanOrEqual:{from:\"<=\",to:\"≤\"},greaterThanOrEqual:{from:\">=\",to:\"≥\"},notEqual:{from:\"!=\",to:\"≠\"},arrowLeft:{from:\"<-\",to:\"←\"},arrowRight:{from:\"->\",to:\"→\"},horizontalEllipsis:{from:\"...\",to:\"…\"},enDash:{from:/(^| )(--)( )$/,to:[null,\"–\",null]},emDash:{from:/(^| )(---)( )$/,to:[null,\"—\",null]},quotesPrimary:{from:YO('\"'),to:[null,\"“\",null,\"”\"]},quotesSecondary:{from:YO(\"'\"),to:[null,\"‘\",null,\"’\"]},quotesPrimaryEnGb:{from:YO(\"'\"),to:[null,\"‘\",null,\"’\"]},quotesSecondaryEnGb:{from:YO('\"'),to:[null,\"“\",null,\"”\"]},quotesPrimaryPl:{from:YO('\"'),to:[null,\"„\",null,\"”\"]},quotesSecondaryPl:{from:YO(\"'\"),to:[null,\"‚\",null,\"’\"]}};const FO={symbols:[\"copyright\",\"registeredTrademark\",\"trademark\"],mathematical:[\"oneHalf\",\"oneThird\",\"twoThirds\",\"oneForth\",\"threeQuarters\",\"lessThanOrEqual\",\"greaterThanOrEqual\",\"notEqual\",\"arrowLeft\",\"arrowRight\"],typography:[\"horizontalEllipsis\",\"enDash\",\"emDash\"],quotes:[\"quotesPrimary\",\"quotesSecondary\"]};const HO=[\"symbols\",\"mathematical\",\"typography\",\"quotes\"];class UO extends Dw{static get pluginName(){return\"TextTransformation\"}constructor(e){super(e);e.config.define(\"typing\",{transformations:{include:HO}})}init(){const e=this.editor.model;const t=e.document.selection;t.on(\"change:range\",()=>{this.isEnabled=!t.anchor.parent.is(\"codeBlock\")});this._enableTransformationWatchers()}_enableTransformationWatchers(){const e=this.editor;const t=e.model;const n=e.plugins.get(\"Input\");const i=GO(e.config.get(\"typing.transformations\"));const o=e=>{for(const t of i){const n=t.from;const i=n.test(e);if(i){return{normalizedTransformation:t}}}};const s=(e,i)=>{if(!n.isInput(i.batch)){return}const{from:o,to:s}=i.normalizedTransformation;const r=o.exec(i.text);const a=s(r.slice(1));const c=i.range;let l=r.index;t.enqueueChange(e=>{for(let n=1;n<r.length;n++){const i=r[n];const o=a[n-1];if(o==null){l+=i.length;continue}const s=c.start.getShiftedBy(l);const d=t.createRange(s,s.getShiftedBy(i.length));const u=qO(s);t.insertContent(e.createText(o,u),d);l+=o.length}})};const r=new RO(e.model,o);r.on(\"matched:data\",s);r.bind(\"isEnabled\").to(this)}}function WO(e){if(typeof e==\"string\"){return new RegExp(`(${BO(e)})$`)}return e}function $O(e){if(typeof e==\"string\"){return()=>[e]}else if(e instanceof Array){return()=>e}return e}function qO(e){const t=e.textNode?e.textNode:e.nodeAfter;return t.getAttributes()}function YO(e){return new RegExp(`(^|\\\\s)(${e})([^${e}]*)(${e})$`)}function GO(e){const t=e.extra||[];const n=e.remove||[];const i=e=>!n.includes(e);const o=e.include.concat(t).filter(i);return JO(o).filter(i).map(e=>VO[e]||e).map(e=>({from:WO(e.from),to:$O(e.to)}))}function JO(e){const t=new Set;for(const n of e){if(FO[n]){for(const e of FO[n]){t.add(e)}}else{t.add(n)}}return Array.from(t)}const KO=\"todoListChecked\";class QO extends zw{constructor(e){super(e);this._selectedElements=[];this.on(\"execute\",()=>{this.refresh()},{priority:\"highest\"})}refresh(){this._selectedElements=this._getSelectedItems();this.value=this._selectedElements.every(e=>!!e.getAttribute(\"todoListChecked\"));this.isEnabled=!!this._selectedElements.length}_getSelectedItems(){const e=this.editor.model;const t=e.schema;const n=e.document.selection.getFirstRange();const i=n.start.parent;const o=[];if(t.checkAttribute(i,KO)){o.push(i)}for(const e of n.getItems()){if(t.checkAttribute(e,KO)&&!o.includes(e)){o.push(e)}}return o}execute(e={}){this.editor.model.change(t=>{for(const n of this._selectedElements){const i=e.forceValue===undefined?!this.value:e.forceValue;if(i){t.setAttribute(KO,true,n)}else{t.removeAttribute(KO,n)}}})}}function XO(e,t){return(n,i,o)=>{const s=o.consumable;if(!s.test(i.item,\"insert\")||!s.test(i.item,\"attribute:listType\")||!s.test(i.item,\"attribute:listIndent\")){return}if(i.item.getAttribute(\"listType\")!=\"todo\"){return}const r=i.item;s.consume(r,\"insert\");s.consume(r,\"attribute:listType\");s.consume(r,\"attribute:listIndent\");s.consume(r,\"attribute:todoListChecked\");const a=o.writer;const c=NM(r,o);const l=!!r.getAttribute(\"todoListChecked\");const d=sN(r,a,l,t);a.addClass(\"todo-list\",c.parent);a.insert(a.createPositionAt(c,0),d);LM(r,c,o,e)}}function ZO(e){return(t,n,i)=>{const o=i.consumable;if(!o.test(n.item,\"insert\")||!o.test(n.item,\"attribute:listType\")||!o.test(n.item,\"attribute:listIndent\")){return}if(n.item.getAttribute(\"listType\")!=\"todo\"){return}o.consume(n.item,\"insert\");o.consume(n.item,\"attribute:listType\");o.consume(n.item,\"attribute:listIndent\");const s=i.writer;const r=n.item;const a=NM(r,i);s.addClass(\"todo-list\",a.parent);const c=s.createAttributeElement(\"label\",{class:\"todo-list__label\"});const l=s.createEmptyElement(\"input\",{type:\"checkbox\",disabled:\"disabled\"});if(n.item.getAttribute(\"todoListChecked\")){s.setAttribute(\"checked\",\"checked\",l);s.addClass(\"todo-list__label\",c)}s.insert(s.createPositionAt(a,0),l);s.wrap(s.createRangeOn(l),c);LM(r,a,i,e)}}function eN(e,t,n){const i=t.range.start.parent;if(i.name!=\"listItem\"||i.getAttribute(\"listType\")!=\"todo\"){return}if(!n.consumable.consume(t.item,\"insert\")){return}const o=n.writer;const s=n.mapper.toViewPosition(t.range.start);const r=o.createText(t.item.data);const a=o.createAttributeElement(\"span\",{class:\"todo-list__label__description\"});const c=s.parent.getChild(0);o.insert(o.createPositionAt(s.parent,\"end\"),r);o.wrap(o.createRangeOn(r),a);o.wrap(o.createRangeOn(r.parent),c)}function tN(e,t,n){const i=t.modelCursor;const o=i.parent;const s=t.viewItem;if(s.getAttribute(\"type\")!=\"checkbox\"||o.name!=\"listItem\"||!i.isAtStart){return}if(!n.consumable.consume(s,{name:true})){return}const r=n.writer;r.setAttribute(\"listType\",\"todo\",o);if(t.viewItem.hasAttribute(\"checked\")){r.setAttribute(\"todoListChecked\",true,o)}t.modelRange=r.createRange(i)}function nN(e,t){return(n,i,o)=>{const s=o.mapper.toViewElement(i.item);const r=o.writer;if(i.attributeNewValue==\"todo\"){const t=!!i.item.getAttribute(\"todoListChecked\");const n=sN(i.item,r,t,e);r.addClass(\"todo-list\",s.parent);r.insert(r.createPositionAt(s,0),n)}else if(i.attributeOldValue==\"todo\"){r.removeClass(\"todo-list\",s.parent);r.remove(rN(s,t))}}}function iN(e){return(t,n,i)=>{if(n.item.getAttribute(\"listType\")!=\"todo\"){return}if(!i.consumable.consume(n.item,\"attribute:todoListChecked\")){return}const{mapper:o,writer:s}=i;const r=!!n.item.getAttribute(\"todoListChecked\");const a=o.toViewElement(n.item);const c=a.getChild(0);const l=sN(n.item,s,r,e);s.insert(s.createPositionAfter(c),l);s.remove(c)}}function oN(e,t){return(n,i)=>{const o=i.modelPosition;const s=o.parent;if(!s.is(\"listItem\")||s.getAttribute(\"listType\")!=\"todo\"||o.offset!==0){return}const r=t.toViewElement(s);const a=rN(r,e);if(!a){return}if(a.nextSibling&&!a.nextSibling.is(\"uiElement\")){i.viewPosition=e.createPositionAt(a.nextSibling,0)}else{i.viewPosition=e.createPositionAfter(a)}}}function sN(e,t,n,i){const o=t.createUIElement(\"label\",{class:\"todo-list__label\",contenteditable:false},(function(t){const o=yb(document,\"input\",{type:\"checkbox\"});if(n){o.setAttribute(\"checked\",\"checked\")}o.addEventListener(\"change\",()=>i(e));const s=this.toDomElement(t);s.appendChild(o);return s}));return o}function rN(e,t){const n=t.createRangeIn(e);for(const e of n){if(e.item.is(\"uiElement\",\"label\")){return e.item}}}class aN extends Dw{static get pluginName(){return\"TodoListEditing\"}static get requires(){return[sE]}init(){const e=this.editor;const{editing:t,data:n,model:i}=e;i.schema.extend(\"listItem\",{allowAttributes:[\"todoListChecked\"]});i.schema.addAttributeCheck((e,t)=>{const n=e.last;if(t==\"todoListChecked\"&&n.name==\"listItem\"&&n.getAttribute(\"listType\")!=\"todo\"){return false}});e.commands.add(\"todoList\",new EM(e,\"todo\"));e.commands.add(\"todoListCheck\",new QO(e));n.downcastDispatcher.on(\"insert:listItem\",ZO(i),{priority:\"high\"});n.downcastDispatcher.on(\"insert:$text\",eN,{priority:\"high\"});t.downcastDispatcher.on(\"insert:listItem\",XO(i,e=>this._handleCheckmarkChange(e)),{priority:\"high\"});t.downcastDispatcher.on(\"attribute:listType:listItem\",nN(e=>this._handleCheckmarkChange(e),t.view));t.downcastDispatcher.on(\"attribute:todoListChecked:listItem\",iN(e=>this._handleCheckmarkChange(e)));t.mapper.on(\"modelToViewPosition\",oN(t.view,t.mapper));n.upcastDispatcher.on(\"element:input\",tN,{priority:\"high\"});const o=e.locale.contentLanguageDirection===\"ltr\"?\"arrowleft\":\"arrowright\";e.keystrokes.set(o,(e,t)=>cN(t,i));e.keystrokes.set(\"Ctrl+space\",()=>e.execute(\"todoListCheck\"));const s=new Set;this.listenTo(i,\"applyOperation\",(e,t)=>{const n=t[0];if(n.type==\"rename\"&&n.oldName==\"listItem\"){const e=n.position.nodeAfter;if(e.hasAttribute(\"todoListChecked\")){s.add(e)}}else 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