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s={pitch:this.state.pitch,rate:V(this.state.rate),volume:this.state.volume};if(a.language){let{voice:u,isFallback:l}=this.getVoice(a);s.voice=u,s.lang=l?"en":a.language}return s},this.getVoice=a=>D({chunk:a,voices:this.getAvailableVoices(),fallbackToEnglish:this.state.fallbackToEnglish}),this.speakChunk=()=>{let a=this.state.chunkIndex;return new Promise((s,u)=>{var l,h,p,g;let S=this.chunks[a];if(!S){u();return}let f=window.getSelection(),m=document.createRange(),q=0,x=[...S.nodes];for(;x[0]&&q+((l=x[0].length)!==null&&l!==void 0?l:0)<this.state.chunkRangeOffset;)q+=(p=(h=x.shift())===null||h===void 0?void 0:h.length)!==null&&p!==void 0?p:0;let E=this.state.chunkRangeOffset-q,d=x.shift(),J=[(g=d?.nodeValue)===null||g===void 0?void 0:g.substring(E)].concat(x.map(y=>{var N;return(N=y.nodeValue)!==null&&N!==void 0?N:""})).join("");if(!J.trim()){s({skipped:!0});return}let W=this.getUtteranceOptions(S);if(!W.voice){s({skipped:!0});return}this.currentUtterance=new SpeechSynthesisUtterance(J),this.currentUtterance.lang=S.language,Object.assign(this.currentUtterance,W),this.currentUtterance.onpause=()=>this.setState({playing:!1});let I=0,T=this.state.chunkRangeOffset;this.currentUtterance.onboundary=y=>{var N,G,_;if(y.name==="word"){for(T=q+E+y.charIndex,this.setState({chunkRangeOffset:T},{suppressEvents:!0}),d?.parentElement&&this.state.scrollEnabled&&R(d.parentElement);x.length&&y.charIndex+E>=I+((N=d?.length)!==null&&N!==void 0?N:0);)I+=(G=d?.length)!==null&&G!==void 0?G:0,d=x.shift();if(!this.state.settingsShown){let Q=y?.charIndex-I+E,M=y?.currentTarget,nt=M&&"text"in M&&typeof M.text=="string"?M.text.substring(y.charIndex).replace(/\s[\s\S]+/,""):"";if(f?.removeAllRanges(),!d)return;m.setStart(d,Q),m.setEnd(d,Math.min(Q+nt.length,(_=d.length)!==null&&_!==void 0?_:0)),this.playbackAddedRange=m,f?.addRange(m)}}};let at=()=>{if(this.currentUtterance=null,this.state.settingsShown||f?.removeAllRanges(),this.voicePropChanged){this.voicePropChanged=!1,u("voice_prop_changed");return}if(this.state.chunkIndex!==a){u("chunk_change");return}if(T!==this.state.chunkRangeOffset){u("chunk_change");return}if(!this.state.playing){u("playback_stopped");return}if(x.length!==0){u("playback_interrupted");return}s()};this.currentUtterance.onend=at,this.currentUtterance.onerror=()=>{this.voicePropChanged&&(this.voicePropChanged=!1)},speechSynthesis.speak(this.currentUtterance),d?.parentElement&&this.state.scrollEnabled&&R(d.parentElement)})},this.updateContainsSelectionState=()=>{let a=window.getSelection();if(a?.rangeCount!==0){let s=a?.getRangeAt(0),u={containsSelection:!1};try{u.containsSelection=!!s&&(this.rootElement.contains(s.startContainer)||this.rootElement.contains(s.endContainer))}catch{}if(this.state.playing&&this.playbackAddedRange&&s&&!Y(s,this.playbackAddedRange)){let l=j(this.chunks,s);l&&Object.assign(u,l)}this.setState(u)}},this.handleEscapeKeydown=a=>{this.state.playing&&ct===a.which&&!this.state.settingsShown&&this.stop()},this.handleVoicesChanged=()=>{this.setState(Object.assign(Object.assign({},this.state),{chunksVoiceAvailability:ze({chunks:this.chunks,voices:this.getAvailableVoices(),fallbackToEnglish:this.state.fallbackToEnglish})}))},this.play=()=>{let a={playing:!0},s=j(this.chunks);s?Object.assign(a,s):this.state.chunkIndex+1===this.chunks.length&&(a.chunkIndex=0,a.chunkRangeOffset=0),this.setState(a)},this.startPlayingCurrentChunkAndQueueNext=()=>{this.state.speakTimeoutId&&clearTimeout(this.state.speakTimeoutId);let a=l=>{(!l||l==="playback_interrupted"||l==="playback_completed")&&this.setState({playing:!1})},s=new Promise(l=>{speechSynthesis.speaking?(this.currentUtterance&&this.currentUtterance.addEventListener("end",()=>l()),setTimeout(l,100),speechSynthesis.cancel()):l()}),u=(l={})=>{if(this.state.chunkIndex+1===this.chunks.length){a("playback_completed");return}let h=this.chunks[this.state.chunkIndex],p=this.chunks[this.state.chunkIndex+1],g=Ye(h,p,this.state.rate),S=this.state.chunkIndex;this.setState({speakTimeoutId:setTimeout(()=>{this.setState({chunkIndex:S+1,chunkRangeOffset:0})},l.skipPause?0:g)})};Promise.all([s]).then(()=>{this.setState({speakTimeoutId:setTimeout(()=>{this.speakChunk().then(l=>u({skipPause:l?.skipped}),a)})})},a)},this.previous=()=>{let a={chunkRangeOffset:0};this.state.chunkRangeOffset<ht&&(a.chunkIndex=Math.max(this.state.chunkIndex-1,0)),this.setState(a)},this.next=()=>{if(this.state.chunkIndex+1===this.chunks.length)return;let a={chunkIndex:this.state.chunkIndex+1,chunkRangeOffset:0};this.setState(a)},this.pause=()=>{this.setState({playing:!1})},this.stop=()=>{var a;this.setState({playing:!1});let s={chunkIndex:0,chunkRangeOffset:0};this.setState(s,{suppressEvents:!0}),(a=window.getSelection())===null||a===void 0||a.removeAllRanges()},this.setScrollEnabled=a=>{this.setState({scrollEnabled:a})},this.destroy=()=>{this.state.playing&&speechSynthesis.cancel(),document.removeEventListener("selectionchange",this.updateContainsSelectionState),document.removeEventListener("keydown",this.handleEscapeKeydown),speechSynthesis.removeEventListener("voiceschanged",this.handleVoicesChanged)},this.onSharedStateChange=o,this.onPlayChange=r,this._renderControls=c,this.rootElement=t,this.useDashicons=!1,this.currentUtterance=null,this.hasRenderedControls=!1,this.voicePropChanged=!1,this.chunks=[],this.state={containsSelection:!1,settingsShown:!1,speakTimeoutId:null,playing:!1,chunkIndex:0,chunkRangeOffset:0,languageVoices:{},pitch:1,rate:k.Normal,volume:1,scrollEnabled:!0,fallbackToEnglish:i,chunksVoiceAvailability:null,issueFlags:Ze()},Object.assign(this.state,n)}},ct=27,ht=10;var O="tts-state",Xe={pitch:1,rate:k.Normal};function $e(e){localStorage.setItem(O,JSON.stringify(e))}function z(){var e;let t=Xe;if(!localStorage.getItem(O))return t;try{let n=JSON.parse((e=localStorage.getItem(O))!==null&&e!==void 0?e:"");for(let i of Object.keys(Xe))typeof n[i]<"u"&&(t[i]=n[i])}catch{localStorage.removeItem(O)}return t}function et(e){window.addEventListener("storage",t=>{O!==t.key||t.storageArea!==localStorage||e(z())})}function tt({rootElement:e,fallbackToEnglishIfPreferredLanguageIsMissing:t=!0,renderControls:n}){if(typeof speechSynthesis>"u"||typeof SpeechSynthesisUtterance>"u")return;et(r=>{for(let c of v.values())c.setState(r)});let i=new MutationObserver(r=>{for(let c of r)for(let a of[...c.removedNodes].filter(s=>s.nodeType===Node.ELEMENT_NODE))ft({element:a})}),o=()=>{window.addEventListener("unload",()=>{speechSynthesis.cancel()}),dt({element:e,fallbackToEnglish:t,renderControls:n}),i.observe(e,{childList:!0,subtree:!0})};return document.readyState==="complete"?o():document.addEventListener("DOMContentLoaded",o),()=>{speechSynthesis.cancel();for(let r of v.values())r.destroy()}}var v=new Map;function dt({element:e,fallbackToEnglish:t,renderControls:n}){let i=L(e);for(let o of i){if(v.has(o))continue;let r=z(),c=new C({rootElement:o,initialState:r,fallbackToEnglish:t,renderControls:n,onPlayChange:a=>{if(a)for(let s of v.values())s!==c&&s.stop()},onSharedStateChange:a=>{$e(a);for(let s of v.values())s!==c&&s.setState(a)}});v.set(o,c),c.initialize()}}function ft({element:e}){let t=L(e);for(let n of t){let i=v.get(n);i&&(i.destroy(),v.delete(n))}}window.initializeTts=tt;window.initializeTts.version="2.0.1";})();