/*!
 * artplayer-plugin-chapter.js v1.1.0
 * Github: https://github.com/zhw2590582/ArtPlayer
 * (c) 2017-2026 Harvey Zhao
 * Released under the MIT License.
 */
!function(t,e){"object"===typeof exports&&"undefined"!==typeof module?module.exports=e():"function"==typeof define&&define.amd?(t.artplayerPluginChapter=e(),define(function(){return t.artplayerPluginChapter})):(t="undefined"!==typeof globalThis?globalThis:t||self).artplayerPluginChapter=e()}(this,function(){"use strict";return function(){if("undefined"===typeof document)return;const t="artplayer-plugin-chapter",e=()=>{let e=document.getElementById(t);e||(e=document.createElement("style"),e.id=t,(document.head||document.documentElement).appendChild(e)),e.textContent=".artplayer-plugin-chapter .art-control-progress-inner{height:100%!important;background-color:transparent!important}.artplayer-plugin-chapter .art-control-progress-inner>.art-progress-hover,.artplayer-plugin-chapter .art-control-progress-inner>.art-progress-loaded,.artplayer-plugin-chapter .art-control-progress-inner>.art-progress-played{display:none!important}.artplayer-plugin-chapter .art-control-thumbnails{bottom:calc(var(--art-bottom-gap) + 64px)!important}.artplayer-plugin-chapter .art-chapters{position:absolute;z-index:0;inset:0;display:flex;align-items:center;gap:4px;height:100%;transform:scaleY(1.25)}.artplayer-plugin-chapter .art-chapters .art-chapter{display:flex;align-items:center;height:100%}.artplayer-plugin-chapter .art-chapters .art-chapter .art-chapter-inner{position:relative;cursor:pointer;width:100%;height:50%;border-radius:10px;overflow:hidden;transition:height var(--art-transition-duration) ease;background-color:var(--art-progress-color)}.artplayer-plugin-chapter .art-chapters .art-chapter:hover .art-chapter-inner{height:100%}.artplayer-plugin-chapter .art-chapter-title{transform-origin:bottom center;transform:scale(.5);opacity:0;position:absolute;z-index:70;top:-50px;left:0;padding:3px 5px;line-height:1;font-size:14px;border-radius:var(--art-border-radius);white-space:nowrap;box-sizing:border-box;max-width:100%;overflow:hidden;text-overflow:ellipsis;background-color:var(--art-tip-background);transition:transform var(--art-transition-duration) ease,opacity var(--art-transition-duration) ease}.artplayer-plugin-chapter.art-progress-hover .art-chapter-title{transform:scale(1);opacity:1}"};document.getElementById(t)||"loading"!==document.readyState?e():document.addEventListener("DOMContentLoaded",e,{once:!0})}(),function(t={}){return e=>{const r=e.template.$player,a=e.query(".art-control-progress-inner");if(!a)throw new Error("Missing ArtPlayer progress container");const n="artplayer-plugin-chapter";let o=function(t){const e=(e,r)=>{const a=t.ownerDocument.createElement("div");return a.className=r,e.appendChild(a),a},r=e(t,"art-chapters"),a=e(t,"art-chapter-title");let n=[];function o(){a.textContent="",a.style.left="0px",a.style.visibility="hidden"}function i(){n=[],r.textContent="",o()}return o(),{clear:i,render:function(t,a){n=t.map(t=>{const n=e(r,"art-chapter"),o=e(n,"art-chapter-inner"),i=t.end-t.start;return n.dataset.start=String(t.start),n.dataset.end=String(t.end),n.dataset.duration=String(i),n.dataset.title=t.title.trim(),n.style.width=i/a*100+"%",{start:t.start,end:t.end,title:t.title.trim(),bars:{hover:e(o,"art-progress-hover"),loaded:e(o,"art-progress-loaded"),played:e(o,"art-progress-played")}}})},setBar:function(e,i,s){if("hover"!==e&&"loaded"!==e&&"played"!==e)return;if(!Number.isFinite(i))return;const l=s*i;let d;for(const t of n)t.bars[e].style.width=l<t.start?"0px":l>t.end?"100%":(l-t.start)/(t.end-t.start)*100+"%",l>=t.start&&l<=t.end&&(d=t);if("hover"!==e)return;o();const p=r.clientWidth*i;d?.title&&p>0&&(a.textContent=d.title,a.style.visibility="visible",a.style.left=`${Math.max(0,Math.min(p-a.clientWidth/2,t.clientWidth-a.clientWidth))}px`)},destroy:function(){i(),r.remove(),a.remove()}}}(a);function i(t){if(!o||e.isDestroy)return;o.clear(),r.classList.remove(n);const a=function(t=[],e){if(!Array.isArray(t)||!t.length||!Number.isFinite(e)||e<=0)return[];t.sort((t,e)=>t.start-e.start);for(const[n,o]of t.entries()){if(!o||"number"!==typeof o.start||"number"!==typeof o.end||"string"!==typeof o.title)throw new TypeError("Illegal chapter data type");o.end===1/0&&(o.end=e);const r=t[n+1];if(!Number.isFinite(o.start)||!Number.isFinite(o.end)||o.start<0||o.end>e||o.start>=o.end||r&&o.end>r.start)throw new Error("Illegal chapter time point")}const r=t[0],a=t[t.length-1];r&&r.start>0&&t.unshift({start:0,end:r.start,title:""}),a&&a.end<e&&t.push({start:a.end,end:e,title:""});for(let n=0;n<t.length-1;n++){const e=t[n],r=t[n+1];e&&r&&e.end!==r.start&&t.splice(n+1,0,{start:e.end,end:r.start,title:""})}return t}(t,e.duration);a.length&&(o.render(a,e.duration),r.classList.add(n),e.emit("setBar","loaded",e.loaded||0))}function s(t,r){e.isDestroy||o?.setBar(t,r,e.duration)}function l(){i(t.chapters)}return e.on("setBar",s),e.once("video:loadedmetadata",l),e.on("destroy",function t(){e.off("setBar",s),e.off("video:loadedmetadata",l),e.off("destroy",t),o?.destroy(),o=void 0,r.classList.remove(n)}),{name:"artplayerPluginChapter",update:({chapters:t})=>i(t)}}}});