mirror of
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8 lines
4.0 KiB
JavaScript
8 lines
4.0 KiB
JavaScript
/*!
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* artplayer-plugin-vtt-thumbnail.js v1.1.0
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* Github: https://github.com/zhw2590582/ArtPlayer
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* (c) 2017-2026 Harvey Zhao
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* Released under the MIT License.
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*/
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!function(t,e){"object"===typeof exports&&"undefined"!==typeof module?module.exports=e():"function"==typeof define&&define.amd?(t.artplayerPluginVttThumbnail=e(),define(function(){return t.artplayerPluginVttThumbnail})):(t="undefined"!==typeof globalThis?globalThis:t||self).artplayerPluginVttThumbnail=e()}(this,function(){"use strict";var t=(t,e,n)=>new Promise((o,l)=>{var i=t=>{try{s(n.next(t))}catch(e){l(e)}},r=t=>{try{s(n.throw(t))}catch(e){l(e)}},s=t=>t.done?o(t.value):Promise.resolve(t.value).then(i,r);s((n=n.apply(t,e)).next())});function e(t){const e=t.split("."),n=e[0].split(":")||[],o=(l=e[1]||"0",i=3,r="0",l.length>i?String(l):((i-=l.length)>r.length&&(r+=r.repeat(i/r.length)),String(l)+r.slice(0,i)));var l,i,r;const s=Number(o)/1e3;return 3600*Number(n[n.length-3]||0)+60*Number(n[n.length-2]||0)+Number(n[n.length-1]||0)+s}function n({lifetime:e,thumbnails:n,progress:o,duration:l,setStyle:i,isMobile:r}){let s=null,u=0;function c(t,n,o){e.closed||i(t,n,o)}return e.own(()=>{if(u++,null!==s){const t=s;s=null,clearTimeout(t)}}),i=>(a,d,f)=>t(null,null,function*(){if(e.closed)return;const t="played"===a&&f&&r;if("hover"!==a&&!t)return;const h=o.clientWidth*d,p=d*l();if(c(i,"display","flex"),e.closed)return;const m=n.find(t=>p>=t.start&&p<=t.end);if(!m)return c(i,"display","none");if(h>0&&h<o.clientWidth?function(t,e,n){c(t,"backgroundImage",`url(${e.url})`),c(t,"height",`${e.h}px`),c(t,"width",`${e.w}px`),c(t,"backgroundPosition",`-${e.x}px -${e.y}px`),n<=e.w/2?c(t,"left",0):n>o.clientWidth-e.w/2?c(t,"left",o.clientWidth-e.w+"px"):c(t,"left",n-e.w/2+"px")}(i,m,h):r||c(i,"display","none"),t&&!e.closed){const t=++u;if(null!==s&&clearTimeout(s),e.closed)return;const n=setTimeout(()=>{t!==u||e.closed||(s=null,c(i,"display","none"))},500);e.closed||t!==u?clearTimeout(n):s=n}})}return function(o){return l=>t(null,null,function*(){const{constructor:{utils:{setStyle:i,isMobile:r,addClass:s}},template:{$progress:u}}=l,c=function(t){let e=Boolean(t.isDestroy);const n=new Set;let o;const l=new Promise(t=>{o=t}),i={get closed(){return e},own:t=>(e?r(t):n.add(t),()=>n.delete(t)),listen(n,o){e||(i.own(()=>t.off(n,o)),t.on(n,o))},wait:t=>Promise.race([t,l]),dispose(){if(e)return;e=!0,o();const t=[...n].reverse();n.clear();for(const e of t)r(e)}};function r(t){try{t()}catch(e){console.warn("Failed to clean up VTT thumbnails:",e)}}try{i.listen("destroy",i.dispose)}catch(s){throw i.dispose(),s}return i}(l),a={name:"artplayerPluginVttThumbnail"};try{if(c.closed)return a;const d=o.vtt,f=yield function(e="",n){return t(this,null,function*(){if(n.closed)return;const t="function"===typeof AbortController?new AbortController:null,o=n.own(()=>null==t?void 0:t.abort());try{if(n.closed)return;const o=yield n.wait(t?fetch(e,{signal:t.signal}):fetch(e));if(n.closed)return;if(!1===o.ok)throw new Error(`Failed to fetch VTT thumbnails: HTTP ${o.status}`);if(n.closed)return;return yield n.wait(o.text())}finally{o()}})}(d,c);if(c.closed)return a;const h=function(t,n=""){const o=t.split(/[\n\r]/g).filter(t=>t.trim()),l=[];for(let i=1;i<o.length;i+=2){const t=o[i],r=o[i+1];if(!r.trim())continue;const s=/((?:\d{2}:)?(?:\d{2}:)?\d{2}(?:.\d{3})?) ?--> ?((?:\d{2}:)?(?:\d{2}:)?\d{2}(?:.\d{3})?)/,u=t.match(s),c=/(.*)#(\w{4})=(.*)/,a=r.match(c),d=Math.floor(e(u[1])),f=Math.floor(e(u[2]));let h=a[1];if(!/^\/|(?:https?|ftp|file):\/\//i.test(h)){const t=n.split("/");t.pop(),t.push(h),h=t.join("/")}const p={start:d,end:f,url:h},m=a[2].split(""),y=a[3].split(",");for(let e=0;e<m.length;e++)p[m[e]]=y[e];l.push(p)}return l}(f,d),p=n({lifetime:c,thumbnails:h,progress:u,duration:()=>l.duration,setStyle:i,isMobile:r}),m=o.style||{};return c.closed||l.controls.add({name:"vtt-thumbnail",position:"top",index:20,style:m,mounted(t){c.own(()=>{l.controls["vtt-thumbnail"]===t&&l.controls.remove("vtt-thumbnail")}),c.closed||(s(t,"art-control-thumbnails"),c.listen("setBar",p(t)))}}),a}catch(d){throw c.dispose(),d}})}});
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