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YouTube Auto Play Short Videos.user.js

// ==UserScript==
// @name         YouTube Auto Play Short
// @version      25.08.29
// @description  Automatically pick and play short, high‑view videos (with optional language matching) when a video ends, falling back to endscreen if sidebar fails.
// @match        *://www.youtube.com/*
// @updateURL    https://gist.githubusercontent.com/Kuju29/a34cf4e362e7342991b763433b8529ca/raw/YouTube%2520Auto%2520Play%2520Short%2520Videos.user.js
// @downloadURL  https://gist.githubusercontent.com/Kuju29/a34cf4e362e7342991b763433b8529ca/raw/YouTube%2520Auto%2520Play%2520Short%2520Videos.user.js
// @grant        GM_registerMenuCommand
// @run-at       document-start
// ==/UserScript==

(function() {
'use strict';

/* =========================
 *  CONFIG / CONSTANTS
 * ========================= */

const settingsKey = "youtubeAutoPlaySettings";
const defaultSettings = {
    maxDuration: 600,
    minViews: 1_000_000,
    maxAgeYears: 99,
    neverwatched: true,
    detectLanguage: true,
    removeWhenReload: false,
    removewhanreload: false,
    debugDrops: false
};

const UNWATCHED_WEIGHT = 10;

const STORAGE_KEYS = { playedIds: "playedVideoIds" };

const SELECTORS = {
  settingsPanel: '#settings-panel',

  videoTitle: [
    'h1.ytd-watch-metadata',
    '#container > h1 > yt-formatted-string',
    'h1.title.ytd-watch-metadata'
  ].join(', '),

  sidebarItems: [
    'yt-lockup-view-model-wiz',
    'yt-lockup-view-model',
    'yt-lockup-view-model.ytd-item-section-renderer',
    'ytd-compact-video-renderer',
    'ytd-compact-playlist-renderer'
  ].join(', '),

  modern: {
    titleLink: [
      'a.yt-lockup-metadata-view-model__title',
      'a.yt-lockup-metadata-view-model-wiz__title'
    ].join(', '),

    contentImageLink: [
      'a.yt-lockup-view-model__content-image',
      'a.yt-lockup-view-model-wiz__content-image'
    ].join(', '),

    titleSpan: [
      '.yt-lockup-metadata-view-model__title span.yt-core-attributed-string',
      '.yt-lockup-metadata-view-model-wiz__title span.yt-core-attributed-string'
    ].join(', '),

    metadataContainer: [
      '.yt-lockup-view-model-wiz__metadata',
      '.yt-lockup-metadata-view-model__metadata',
      '.yt-lockup-metadata-view-model-wiz__metadata'
    ].join(', '),

    metadataRow: [
      '.yt-content-metadata-view-model__metadata-row',
      '.yt-content-metadata-view-model-wiz__metadata-row'
    ].join(', '),

    badgeDuration: [
      '.yt-thumbnail-bottom-overlay-view-model .badge-shape-wiz__text',
      '.yt-badge-shape__text',
      '.badge-shape__text'
    ].join(', '),

    watchedBar: [
      '.ytThumbnailOverlayProgressBarHostWatchedProgressBarHostWatchedProgressBarSegment',
      '.ytThumbnailOverlayProgressBarHostWatchedProgressBarSegment'
    ].join(', ')
  },

    autoplayToggle: '.ytp-autonav-toggle-button-container .ytp-autonav-toggle-button',
    nextButton: '.ytp-next-button[aria-disabled="false"]',

    endscreenItem: '.html5-endscreen .ytp-videowall-still',
    endscreenTitle: '.ytp-videowall-still-info-title',
    endscreenAuthor: '.ytp-videowall-still-info-author',
    endscreenDuration: '.ytp-videowall-still-info-duration'
};

const EVENTS_TO_BLOCK = [
    "visibilitychange","webkitvisibilitychange","blur","hasFocus",
    "mouseleave","mouseout","mozvisibilitychange","msvisibilitychange"
];

const BLUR_WHITELIST = [HTMLInputElement, HTMLAnchorElement, HTMLSpanElement, HTMLParagraphElement];
const HOVER_BLACKLIST = [HTMLIFrameElement, HTMLHtmlElement, HTMLBodyElement, HTMLHeadElement, HTMLFrameSetElement, HTMLFrameElement];

const REGEX = {
    videoId: /[?&]v=([^&]+)/,
    viewsSuffix: /(views?|การดู)/i,
    durationSplit: /:/,
    ageYear: /(\d+)\s*(ปี|year|years)/i,
    ageMonth: /(\d+)\s*(เดือน|month|months)/i,
    ageWeek: /(\d+)\s*(สัปดาห์|week|weeks)/i,
    ageDay: /(\d+)\s*(วัน|day|days)/i,
    ageHour: /(\d+)\s*(ชั่วโมง|hour|hours)/i,
    ageMinute: /(\d+)\s*(นาที|minute|minutes)/i
};

const LANG_PATTERNS = {
    thai: /[\u0E00-\u0E7F]/,
    lao: /[\u0E80-\u0EFF]/,
    korean: /[\uAC00-\uD7AF]/,
    japanese: /[\u3040-\u30FF]/,
    cjk: /[\u4E00-\u9FFF]/
};

/* =========================
 *  SETTINGS UI
 * ========================= */

function loadSettings() {
    const saved = localStorage.getItem(settingsKey);
    if (!saved) return;
    try {
        const parsed = JSON.parse(saved);
        Object.assign(defaultSettings, parsed);
        if (parsed.removewhanreload && !parsed.removeWhenReload) {
            defaultSettings.removeWhenReload = true;
        }
    } catch(e){ console.error("Failed to parse settings:", e); }
}

function saveSettingsFromUI() {
    defaultSettings.maxDuration = parseInt(document.getElementById('setting-maxDuration').value, 10);
    defaultSettings.minViews = parseInt(document.getElementById('setting-minViews').value, 10);
    defaultSettings.maxAgeYears = parseInt(document.getElementById('setting-maxAgeYears').value, 10);
    defaultSettings.neverwatched = document.getElementById('setting-neverwatched').checked;
    defaultSettings.detectLanguage= document.getElementById('setting-detectLanguage').checked;
    defaultSettings.removeWhenReload = document.getElementById('setting-removeWhenReload').checked;
    defaultSettings.debugDrops = document.getElementById('setting-debugDrops').checked;
    localStorage.setItem(settingsKey, JSON.stringify(defaultSettings));
    console.log("Settings saved:", defaultSettings);
}

function createSettingsUI() {
    if (document.querySelector(SELECTORS.settingsPanel)) return;
    const container = document.createElement('div');
    container.id='settings-panel';
    Object.assign(container.style,{
        position:'fixed',top:'0',right:'0',width:'300px',
        background:'linear-gradient(135deg, rgb(24 24 25) 0%, rgb(84 27 141) 100%)',
        color:'#fff',borderRadius:'8px 0 0 8px',boxShadow:'0 2px 10px rgba(0,0,0,0.3)',
        padding:'20px',fontFamily:'sans-serif',fontSize:'14px',opacity:'0.95',zIndex:9999
    });
    container.innerHTML = `
      <div style="text-align:right;"><button id="close-settings">X</button></div>
      <h3 style="margin:0 0 10px 0;">Auto Short Play Settings</h3>
      <div style="margin-bottom:5px;">
        <label>Max Duration (sec)</label>
        <input type="number" id="setting-maxDuration" value="${defaultSettings.maxDuration}" style="width:100%;" />
      </div>
      <div style="margin-bottom:5px;">
        <label>Min Views</label>
        <input type="number" id="setting-minViews" value="${defaultSettings.minViews}" style="width:100%;" />
      </div>
      <div style="margin-bottom:5px;">
        <label>Max Age (years)</label>
        <input type="number" id="setting-maxAgeYears" value="${defaultSettings.maxAgeYears}" style="width:100%;" />
      </div>
      <div style="margin-bottom:5px;">
        <label><input type="checkbox" id="setting-neverwatched" ${defaultSettings.neverwatched?'checked':''}/> Prioritize Unwatched</label>
      </div>
      <div style="margin-bottom:5px;">
        <label><input type="checkbox" id="setting-detectLanguage" ${defaultSettings.detectLanguage?'checked':''}/> Language Match</label>
      </div>
      <div style="margin-bottom:5px;">
        <label><input type="checkbox" id="setting-removeWhenReload" ${defaultSettings.removeWhenReload?'checked':''}/> Reset Played on Reload</label>
      </div>
      <div style="margin-bottom:5px;">
        <label><input type="checkbox" id="setting-debugDrops" ${defaultSettings.debugDrops?'checked':''}/> Debug Dropped Items</label>
      </div>
      <div style="text-align:right;margin-top:10px;">
        <button id="save-settings">Save</button>
      </div>`;
    document.body.appendChild(container);
    container.querySelector('#close-settings').onclick=()=>{ container.style.display='none'; };
    container.querySelector('#save-settings').onclick=()=>{ saveSettingsFromUI(); container.style.display='none'; };
}
function showSettingsUI(){ loadSettings(); if(!document.querySelector(SELECTORS.settingsPanel)) createSettingsUI(); else document.querySelector(SELECTORS.settingsPanel).style.display='block'; }
if (typeof GM_registerMenuCommand!=='undefined') GM_registerMenuCommand("Short Play Settings", showSettingsUI);

/* =========================
 *  UTILITIES
 * ========================= */

const safeDefine=(o,k,d)=>{try{Object.defineProperty(o,k,d);}catch(e){}};

function getVideoIdFromUrl(url){ const m=url.match(REGEX.videoId); return m?m[1]:null; }

function parseDuration(str){
    if(!str) return 0;
    return str.trim().split(':').reverse().map(Number)
        .reduce((acc,v,i)=>acc+ (Number.isFinite(v)?v:0)*60**i,0);
}

function extractDurationFallbackFromAria(linkEl){
  if(!linkEl) return 0;
  const raw = (linkEl.getAttribute('aria-label') || '').trim();
  if(!raw) return 0;

  const aria = raw.replace(/\b(LIVE|Premiering|ชมสด)\b/gi,'').trim();

  const hms = (h=0,m=0,s=0) => (h*3600 + m*60 + s);

  let m = aria.match(/(\d+)\s*:\s*(\d{1,2})\s*:\s*(\d{1,2})/);
  if(m) return hms(+m[1], +m[2], +m[3]);

  m = aria.match(/(?<!\d)(\d{1,3})\s*:\s*(\d{2})(?!\d)/);
  if(m) return hms(0, +m[1], +m[2]);

  // 2) ภาษา/สัญลักษณ์หลายแบบ (มีชั่วโมงก็รองรับ)
  // อังกฤษ: "1 hour 2 minutes 3 seconds", "1h 2m 3s", "1 hr 2 min"
  m = aria.match(/(\d+)\s*h(?:ours?)?(?:[,\s]+(\d+)\s*m(?:in(?:utes?)?)?)?(?:[,\s]+(\d+)\s*s(?:ec(?:onds?)?)?)?/i);
  if(m) return hms(+m[1], m[2]?+m[2]:0, m[3]?+m[3]:0);
  // อังกฤษ: "8 minutes, 21 seconds"
  m = aria.match(/(\d+)\s*minutes?(?:[,\s]+(\d+)\s*seconds?)?/i);
  if(m) return hms(0, +m[1], m[2]?+m[2]:0);
  // อังกฤษ: "X seconds" อย่างเดียว
  m = aria.match(/(\d+)\s*seconds?/i);
  if(m) return hms(0, 0, +m[1]);

  // ไทย: "1 ชั่วโมง 2 นาที 3 วินาที" / "8 นาที และ 21 วินาที"
  m = aria.match(/(\d+)\s*ชั่วโมง(?:\s*(\d+)\s*นาที)?(?:\s*(\d+)\s*วินาที)?/);
  if(m) return hms(+m[1], m[2]?+m[2]:0, m[3]?+m[3]:0);
  m = aria.match(/(\d+)\s*นาที(?:\s*(?:และ\s*)?(\d+)\s*วินาที)?/);
  if(m) return hms(0, +m[1], m[2]?+m[2]:0);
  m = aria.match(/(\d+)\s*วินาที/);
  if(m) return hms(0, 0, +m[1]);

  // ญี่ปุ่น: "1時間 2分 3秒"
  m = aria.match(/(\d+)\s*時間(?:\s*(\d+)\s*分)?(?:\s*(\d+)\s*秒)?/);
  if(m) return hms(+m[1], m[2]?+m[2]:0, m[3]?+m[3]:0);
  // เกาหลี: "1시간 2분 3초"
  m = aria.match(/(\d+)\s*시간(?:\s*(\d+)\s*분)?(?:\s*(\d+)\s*초)?/);
  if(m) return hms(+m[1], m[2]?+m[2]:0, m[3]?+m[3]:0);
  // จีน: "1小时 2分钟 3秒"
  m = aria.match(/(\d+)\s*小时(?:\s*(\d+)\s*分钟)?(?:\s*(\d+)\s*秒)?/);
  if(m) return hms(+m[1], m[2]?+m[2]:0, m[3]?+m[3]:0);

  // 3) กันรูปย่อแบบติดกัน เช่น "1h2m", "2m10s"
  m = aria.match(/(?:(\d+)h)?(?:(\d+)m)?(?:(\d+)s)?/i);
  if(m && (m[1]||m[2]||m[3])) return hms(m[1]?+m[1]:0, m[2]?+m[2]:0, m[3]?+m[3]:0);

  return 0;
}


function shuffleArray(a){for(let i=a.length-1;i>0;i--){const j=Math.floor(Math.random()*(i+1));[a[i],a[j]]=[a[j],a[i]];}return a;}

function pickRandom(a){ if(!a.length) return null; return a[Math.floor(Math.random()*a.length)]; }

function detectLanguage(text){
    if(!defaultSettings.detectLanguage) return 'unknown';
    const t=String(text||'');
    if(LANG_PATTERNS.thai.test(t)) return 'thai';
    if(LANG_PATTERNS.lao.test(t)) return 'lao';
    if(LANG_PATTERNS.korean.test(t)) return 'korean';
    if(LANG_PATTERNS.japanese.test(t)) return 'japanese';
    if(LANG_PATTERNS.cjk.test(t)) return 'chinese';
    return 'unknown';
}
function getCurrentVideoLanguage(){
    const el=document.querySelector(SELECTORS.videoTitle);
    return el?detectLanguage(el.textContent.trim()):'unknown';
}

/* =========================
 *  PARSERS
 * ========================= */

function parseViews(text){
    if(!text) return 0;
    let t=text.replace(/,/g,'').trim();
    t=t.replace(/การดู/g,'').replace(/ครั้ง/g,'').replace(/views?/ig,'').trim();

    let factor=1;
    if (/แสน/.test(t)) { factor=100000; t=t.replace(/แสน/,'').trim(); }
    else if (/หมื่น/.test(t)) { factor=10000; t=t.replace(/หมื่น/,'').trim(); }
    else if (/พันล้าน/.test(t)) { factor=1e9; t=t.replace(/พันล้าน/,'').trim(); }
    else if (/ล้าน/.test(t)) { factor=1e6; t=t.replace(/ล้าน/,'').trim(); }
    else if (/พัน/.test(t)) { factor=1e3; t=t.replace(/พัน/,'').trim(); }

    if (/b$/i.test(t)) { factor=1e9; t=t.replace(/b$/i,''); }
    else if (/m$/i.test(t)) { factor=1e6; t=t.replace(/m$/i,''); }
    else if (/k$/i.test(t)) { factor=1e3; t=t.replace(/k$/i,''); }

    const num=parseFloat(t.replace(/[^\d\.]/g,''));
    if(!isFinite(num)) return 0;
    return Math.round(num*factor);
}

function parseUploadAge(text){
    if(!text) return 0;
    const t=text.toLowerCase().trim();
    if (/(อัปเดตแล้ววันนี้|วันนี้|ใหม่\b)/.test(t)) return 0;
    const mYear=t.match(REGEX.ageYear); if(mYear) return +mYear[1];
    const mMonth=t.match(REGEX.ageMonth); if(mMonth) return Math.floor(+mMonth[1]/12);
    const mWeek=t.match(REGEX.ageWeek); if(mWeek) return Math.floor(+mWeek[1]/52);
    const mDay=t.match(REGEX.ageDay); if(mDay) return Math.floor(+mDay[1]/365);
    const mHour=t.match(REGEX.ageHour); if(mHour) return 0;
    const mMin=t.match(REGEX.ageMinute); if(mMin) return 0;
    return 0;
}

function getVideoInfo(item){
  const titleLink = item.querySelector(SELECTORS.modern.titleLink) ||
                    item.querySelector(SELECTORS.modern.contentImageLink);
  const titleSpan = item.querySelector(SELECTORS.modern.titleSpan);
  const title = titleSpan?.textContent.trim() ||
                titleLink?.getAttribute('title') ||
                titleLink?.ariaLabel || '';

  const rows = Array.from(item.querySelectorAll(SELECTORS.modern.metadataRow));
  let views = 0, age = 0;
  for (const r of rows) {
    const txt = r.textContent.trim();
    if (/การดู|views?/i.test(txt)) {
      const parts = txt.split(/•/).map(s=>s.trim());
      if (parts.length>=1) views = parseViews(parts[0]);
      if (parts.length>=2) age = parseUploadAge(parts[1]);
    } else if (!views && /แสน|ล้าน|หมื่น|พันครั้ง|ครั้ง|views?/i.test(txt)) {
      views = parseViews(txt);
    } else if (!age && /(ปี|เดือน|สัปดาห์|วัน|อัปเดตแล้ววันนี้|วันนี้|ใหม่|month|year|week|day|hour|min)/i.test(txt)) {
      age = parseUploadAge(txt);
    }
  }

  const durationText = item.querySelector(SELECTORS.modern.badgeDuration)?.textContent.trim() || '';
  let duration = parseDuration(durationText) || extractDurationFallbackFromAria(titleLink);

  const progress = !!item.querySelector(SELECTORS.modern.watchedBar);
  const href = titleLink?.getAttribute('href') || '';
  return { title, views, age, duration, progress, href };
}

/* =========================
 *  ENDSCREEN FALLBACK
 * ========================= */

function parseViewsSimple(v){ return parseViews(v); }
function getEndscreenData(node){
    const url=node.getAttribute('href')||'';
    const title=node.querySelector(SELECTORS.endscreenTitle)?.textContent.trim()||'';
    const author=node.querySelector(SELECTORS.endscreenAuthor)?.textContent.trim()||'';
    const durText=node.querySelector(SELECTORS.endscreenDuration)?.textContent.trim()||'0:00';
    const [channel, viewsStr]=author.split('•').map(s=>s.trim());
    return { url, title, channel:channel||'', views:parseViewsSimple(viewsStr||''), duration:parseDuration(durText) };
}
function fallbackToNextButton(){
    const btn=document.querySelector(SELECTORS.nextButton);
    if(!btn){ console.log("[AutoShort] No next button"); return; }
    btn.click();
}
function pickVideoFromEndscreen(){
    const items=document.querySelectorAll(SELECTORS.endscreenItem);
    if(!items.length){ fallbackToNextButton(); return; }
    const candidates=[];
    items.forEach(v=>{
        if(!v.closest('.html5-endscreen')) return;
        const d=getEndscreenData(v);
        if(d.duration<defaultSettings.maxDuration && d.views>=defaultSettings.minViews){
            candidates.push({duration:d.duration,views:d.views,age:0,lang:detectLanguage(d.title),title:d.title,element:v});
        }
    });
    if(!candidates.length){ fallbackToNextButton(); return; }
    pickRandom(candidates)?.element?.click();
}

/* =========================
 *  AUTOPLAY CORE
 * ========================= */

let playedVideoIds=[];
try{
    const stored=sessionStorage.getItem(STORAGE_KEYS.playedIds);
    if(stored) playedVideoIds=JSON.parse(stored);
}catch(e){}

function savePlayedVideoIds(){
    sessionStorage.setItem(STORAGE_KEYS.playedIds, JSON.stringify(playedVideoIds));
}

function matchesLanguage(videoLang, currentLang) {
    if (!defaultSettings.detectLanguage) return true;
    if (currentLang === 'unknown') return true;
    return videoLang === currentLang;
}

function mainAutoPlay(){
    console.log("== [AutoShort mainAutoPlay] ==");
    const autoplayBtn=document.querySelector(SELECTORS.autoplayToggle);
    if(!autoplayBtn) return;
    if(autoplayBtn.getAttribute('aria-checked')!=='false'){ return; }
    if(location.href.includes('list=')) return; // Skip playlists

    const sidebarItems=Array.from(document.querySelectorAll(SELECTORS.sidebarItems));
    if(!sidebarItems.length){
        console.log("[AutoShort] No sidebar items -> using endscreen");
        pickVideoFromEndscreen(); return;
    }

    const videoData = sidebarItems.map(item=>{
        const info = getVideoInfo(item);
        if(!info || !info.title) return null;
        const videoId = getVideoIdFromUrl(info.href||'');
        const lang = detectLanguage(info.title);
        return {
            duration: info.duration,
            views: info.views,
            age: info.age,
            lang,
            title: info.title,
            videoId,

            element: item.querySelector(SELECTORS.modern.titleLink) || item.querySelector(SELECTORS.modern.contentImageLink),
            progress: info.progress
        };
    }).filter(Boolean);

    console.log("[AutoShort] Raw items:", videoData);

    const currentLang=getCurrentVideoLanguage();

    if (defaultSettings.debugDrops) {
        videoData.forEach(v=>{
            const reasons=[];
            if (v.duration >= defaultSettings.maxDuration) reasons.push('duration');
            if (v.views < defaultSettings.minViews) reasons.push('views');
            if (!matchesLanguage(v.lang,currentLang)) reasons.push('lang');
            if (!v.videoId) reasons.push('noId');
            if (playedVideoIds.includes(v.videoId)) reasons.push('played');
            if (v.age > defaultSettings.maxAgeYears) reasons.push('age');
            if (reasons.length) console.debug('[DROP]', v.title, reasons.join('|'), v);
        });
    }

    const candidates=videoData.filter(v =>
        v.duration < defaultSettings.maxDuration &&
        v.views >= defaultSettings.minViews &&
        matchesLanguage(v.lang, currentLang) &&
        v.videoId &&
        !playedVideoIds.includes(v.videoId) &&
        v.age <= defaultSettings.maxAgeYears
    );

    if(!candidates.length){
        console.log("[AutoShort] No candidates => endscreen fallback");
        pickVideoFromEndscreen(); return;
    }

    const weighted = defaultSettings.neverwatched
        ? candidates.flatMap(v => Array(v.progress ? 1 : UNWATCHED_WEIGHT).fill(v))
        : candidates;

    const picked=pickRandom(weighted);
    if(!picked){ pickVideoFromEndscreen(); return; }

    console.log("[AutoShort] Filtered:", candidates);
    console.log("[AutoShort] Playing:", picked.element?.href || picked.element?.getAttribute('href'));
    playedVideoIds.push(picked.videoId);
    savePlayedVideoIds();
    picked.element?.click();
}

/* =========================
 *  VISIBILITY BLOCK
 * ========================= */

(function overrideVisibility(){
    if (typeof unsafeWindow!=='undefined'){
        unsafeWindow.onblur=null; unsafeWindow.blurred=false;
        unsafeWindow.document.hasFocus=()=>true;
        unsafeWindow.window.onFocus=()=>true;
    } else {
        window.onblur=null;
        document.hasFocus=()=>true;
        window.onFocus=()=>true;
    }
    ['hidden','mozHidden','msHidden','webkitHidden'].forEach(k=>safeDefine(document,k,{get:()=>false}));
    safeDefine(document,'visibilityState',{get:()=> 'visible'});
    safeDefine(document,'webkitVisibilityState',{get:()=> 'visible'});
    if (typeof unsafeWindow!=='undefined') unsafeWindow.document.onvisibilitychange=undefined;
    else document.onvisibilitychange=undefined;

    const handler=e=>{
        if(e.type==='blur' && (BLUR_WHITELIST.some(t=>e.target instanceof t) ||
           (e.target.classList && e.target.classList.contains('ql-editor')))) return;
        if(['mouseleave','mouseout'].includes(e.type) && !HOVER_BLACKLIST.some(t=>e.target instanceof t)) return;
        e.preventDefault(); e.stopPropagation(); e.stopImmediatePropagation();
    };
    EVENTS_TO_BLOCK.forEach(ev=>{
        window.addEventListener(ev,handler,true);
        document.addEventListener(ev,handler,true);
    });
})();

/* =========================
 *  INIT & OBSERVER
 * ========================= */

let lastUrl=location.href;
function shouldRunScript(){
    return location.hostname==='www.youtube.com' &&
           location.href.includes('watch?') &&
           !location.href.includes('&list=');
}
function init(){
    if(!shouldRunScript()) return;
    loadSettings();
    const currentId=getVideoIdFromUrl(location.href);
    if(currentId && !playedVideoIds.includes(currentId)){
        playedVideoIds.push(currentId); savePlayedVideoIds();
    }
    const video=document.querySelector('video');
    if(video && !video.dataset.autoPlayEventAdded){
        video.dataset.autoPlayEventAdded='true';
        video.addEventListener('ended', ()=> mainAutoPlay());
    }
}
const observer=new MutationObserver(()=>{
    if(location.href!==lastUrl){
        lastUrl=location.href;
        setTimeout(()=>{ if(shouldRunScript()) init(); },1500);
    }
});
function startObserver(){
    if(document.body) observer.observe(document.body,{childList:true,subtree:true});
    else document.addEventListener('DOMContentLoaded',()=>observer.observe(document.body,{childList:true,subtree:true}));
}
function delayedInit(){ setTimeout(init,500); }
if(document.readyState==='loading') document.addEventListener('DOMContentLoaded',delayedInit);
else delayedInit();
startObserver();

if(defaultSettings.removeWhenReload || defaultSettings.removewhanreload){
    window.addEventListener('beforeunload',()=>sessionStorage.removeItem(STORAGE_KEYS.playedIds));
}

})();