kashi/kashi.mjs

Singing at the top of my lungs

const t=/\[\d{2}:\d{2}.\d{2}\]/,e=/^\[\d{2}:\d{2}.\d{2}\](.*)$/;var i,n,s,r,a,o,l,h,f,c,d,u,p,m=function(t,e,i,n,s){if("m"===n)throw new TypeError("Private method is not writable");if("a"===n&&!s)throw new TypeError("Private accessor was defined without a setter");if("function"==typeof e?t!==e||!s:!e.has(t))throw new TypeError("Cannot write private member to an object whose class did not declare it");return"a"===n?s.call(t,i):s?s.value=i:e.set(t,i),i},w=function(t,e,i,n){if("a"===i&&!n)throw new TypeError("Private accessor was defined without a getter");if("function"==typeof e?t!==e||!n:!e.has(t))throw new TypeError("Cannot read private member from an object whose class did not declare it");return"m"===i?n:"a"===i?n.call(t):n?n.value:e.get(t)};class y{constructor(t){if(i.add(this),n.set(this,void 0),s.set(this,[]),r.set(this,void 0),a.set(this,new Map),o.set(this,void 0),l.set(this,null),h.set(this,!1),f.set(this,void 0),!(t.container&&t.container instanceof HTMLDivElement))throw new Error("Container must be an instance of HTMLDivElement.");if(t.emptyLineText&&this.setEmptyLineText(t.emptyLineText),t.audioPlayer&&!(t.audioPlayer instanceof HTMLAudioElement))throw new Error("Audio player must be an instance of HTMLAudioElement.");t.audioPlayer&&(m(this,l,t.audioPlayer,"f"),w(this,l,"f").addEventListener("timeupdate",()=>{w(this,i,"m",p).call(this)}),w(this,l,"f").addEventListener("seeked",()=>{w(this,r,"f").querySelectorAll("p > span").forEach(t=>{t instanceof HTMLSpanElement&&(t.dataset.ariaCurrent="false")}),w(this,i,"m",p).call(this)})),t.enableAutoScroll&&m(this,h,t.enableAutoScroll,"f"),m(this,r,t.container,"f"),this.subscribe("fileSet",w(this,i,"m",u).bind(this)),this.subscribe("emptyLineTextSet",w(this,i,"m",u).bind(this)),this.subscribe("lyricLinesUpdated",w(this,i,"m",p).bind(this)),this.setFile(t.file)}get file(){return w(this,n,"f")}get emptyLineText(){return w(this,o,"f")??"..."}get noLyricsText(){return w(this,f,"f")}async setFile(t){if(t){const e=await w(this,i,"m",c).call(this,t);m(this,s,w(this,i,"m",d).call(this,e),"f")}else m(this,s,[],"f");m(this,n,t,"f"),this.notify("fileSet",{file:t})}setEmptyLineText(t){m(this,o,t,"f"),this.notify("emptyLineTextSet",{emptyLineText:t})}setNoLyricsText(t){m(this,f,t,"f"),this.notify("noLyricsTextSet",{noLyricsText:t})}subscribe(t,e){w(this,a,"f").set(t,[...w(this,a,"f").get(t)??[],e])}unsubscribe(t,e){const i=w(this,a,"f").get(t);i&&i.length>1?w(this,a,"f").set(t,[...i.filter(t=>t!==e)]):w(this,a,"f").delete(t)}notify(t,e){[...w(this,a,"f").get(t)??[]].forEach(t=>{t(e)})}}n=new WeakMap,s=new WeakMap,r=new WeakMap,a=new WeakMap,o=new WeakMap,l=new WeakMap,h=new WeakMap,f=new WeakMap,i=new WeakSet,c=async function(t){return new Promise((e,i)=>{const n=new FileReader;n.onload=t=>{"string"==typeof t.target?.result&&t.target?.result.trim().length?e(t.target.result):i(new Error("Failed to read file content."))},n.onerror=()=>i(new Error("Error reading file.")),n.readAsText(t)})},d=function(t){const i=t.split("\n").reduce((t,i)=>{const n=i.trim();return e.test(n)?[...t,n]:t},[]);if(0===i.length)throw new Error("No valid lyric lines found in the file.");return i},u=function(){const e=w(this,s,"f").map(e=>{const i=e.replace(t,""),n=e.match(t)?.[0]?.slice(1,-1);if(!n)return"";const s=n.split(":"),r=s[1].split(".");return`\n          <span \n            data-time="${n}" \n            data-ms-time="${60*parseInt(s[0],10)*1e3+1e3*parseInt(r[0],10)+10*parseInt(r[1],10)}"\n            data-empty="${0===i.length}"\n            data-aria-current="false"\n          >\n            ${i||(w(this,o,"f")??"...")}\n          </span>\n        `}).join("<br/>");w(this,r,"f").innerHTML=`<p>${e.length?e:`\n          <span data-no-lyrics="true">${w(this,f,"f")??""}</span>\n        `}</p>`,this.notify("lyricLinesUpdated",{lyricLines:w(this,s,"f")})},p=function(){if(!w(this,l,"f")||!w(this,s,"f").length)return;const t=1e3*w(this,l,"f").currentTime,e=w(this,r,"f").querySelectorAll("p > span");let i=null;for(let n=0;n<e.length;n++){const s=e[n],r=parseInt(s.getAttribute("data-ms-time")||"0",10);if(s.dataset.ariaCurrent="false",!(t>=r))break;i=s}i&&(i.dataset.ariaCurrent="true",w(this,h,"f")&&i.scrollIntoView({behavior:"smooth",block:"center"}))};export{y as Kashi};