static/app_v2.js

/**
 * VNEWS Frontend v2 - Shorts Dantri/SKDS removed, VTV Digital CDN
 * v2.8 - Changed short AI feed video share button icon (📥) to distinguish from article share (📤)
 * v2.6 - Fixed share links: doShare now includes post_id for wall posts,
 *        readSlidePost has share button, /s + /s/{slug} render slides/video inline
 * v2.5 - Added 'Tạo lại' button on wall cards with video
 * v2.4 - Fixed: prependWallPost detached-element bug, makeShortVideo UI update, slide viewer for rewrite posts
 */
function _proxyImg(url){
  if(!url || typeof url !== 'string') return '';
  if(url.startsWith('http') && !url.includes(location.host)){
    return '/api/proxy/img?url='+encodeURIComponent(url);
  }
  return url;
}

var _ttsSelections = {};

function _fetchWithTimeout(url, ms){
  return new Promise((resolve,reject)=>{
    const ctrl=new AbortController();
    const tid=setTimeout(()=>ctrl.abort(),ms);
    fetch(url,{signal:ctrl.signal}).then(r=>{
      clearTimeout(tid);
      if(!r.ok) return reject(new Error('HTTP '+r.status));
      return r.json();
    }).then(d=>resolve(d)).catch(e=>{clearTimeout(tid);reject(e);});
  });
}

async function loadHome(){
  const homeEl = document.getElementById('view-home');
  if(!homeEl) return;

  homeEl.innerHTML =
    '<div id="home-featured-area"></div>'
    +'<div class="ai-compose"><div class="ai-compose-title">🤖 AI viết bài</div><div class="ai-compose-row"><input id="topic-input" placeholder="Nhập chủ đề..."><button onclick="searchTopic()">Tìm nguồn</button></div><div class="ai-compose-row"><input id="url-input" placeholder="Dán URL bài viết..."><button class="secondary" onclick="rewriteUrl()">Rewrite</button></div><div id="hot-topics" class="hot-topic-row"></div></div>'
    +'<div id="ai-wall-under-compose"></div>'
    +'<div id="hashtag-box"></div>'
    +'<div class="ls-section"><div class="ls-header"><h3>⚽ Livescore</h3></div><div class="ls-tabs"><span class="ls-tab active" data-tab="today" onclick="loadLivescore(\'today\')">📅 Hôm nay</span><span class="ls-tab" data-tab="live" onclick="loadLivescore(\'live\')">🔴 Live</span><span class="ls-tab" data-tab="incoming" onclick="loadLivescore(\'incoming\')">⏰ Sắp tới</span><span class="ls-tab" data-tab="results" onclick="loadLivescore(\'results\')">✅ Kết quả</span><span class="ls-tab" data-tab="bxh_nha" onclick="loadLivescore(\'bxh_nha\')">🏆 NHA</span><span class="ls-tab" data-tab="bxh_laliga" onclick="loadLivescore(\'bxh_laliga\')">🏆 La Liga</span></div><div class="ls-content" id="ls-content"><div class="loading">Đang tải...</div></div></div>'
    +'<div id="wc2026-live-section" class="wc2026-section"><div class="wc-header"><h2>🏆 World Cup 2026</h2><span class="wc-live-badge">● LIVE</span></div><div class="wc-tabs"><span class="wc-tab active" onclick="switchWCTab(\'news\')">📰 Tin tức</span><span class="wc-tab" onclick="switchWCTab(\'fixtures\')">📅 Lịch thi đấu</span><span class="wc-tab" onclick="switchWCTab(\'standings\')">🏆 BXH</span><span class="wc-tab" onclick="switchWCTab(\'highlights\')">🎬 Highlight</span><span class="wc-tab" onclick="switchWCTab(\'stats\')">📊 Thống kê</span></div><div class="wc-content" id="wc-content"><div class="loading">Đang tải World Cup 2026...</div></div></div>'
    +'<div id="home-after-wc"></div>';

  const afterEl = homeEl.querySelector('#home-after-wc');

  loadLivescore('today');
  loadHotTopics();

  const [featuredData, wallData, hlLeagues, wcData] = await Promise.allSettled([
    _fetchWithTimeout('/api/livescore/featured', 5000),
    _fetchWithTimeout('/api/wall', 5000),
    _fetchWithTimeout('/api/highlights/leagues', 10000),
    _fetchWithTimeout('/api/wc2026', 8000),
  ]).then(results => results.map(r => r.status === 'fulfilled' ? r.value : null));

  if(featuredData && featuredData.home){
    const sc=featuredData.status==='live'?'':'upcoming';
    const st=featuredData.status==='live'?`🔴 ${featuredData.minute||'LIVE'}`:`⏰ ${featuredData.time}`;
    const area=document.getElementById('home-featured-area');
    if(area) area.innerHTML=`<div class="featured-match" onclick="openMatch('${featuredData.event_id}')"><div class="fm-league">${featuredData.league}</div><div class="fm-teams"><div class="fm-team"><img src="${_proxyImg(featuredData.home_logo)}" onerror="this.style.display='none'"><span>${featuredData.home}</span></div><div class="fm-score">${featuredData.score||'VS'}</div><div class="fm-team"><img src="${_proxyImg(featuredData.away_logo)}" onerror="this.style.display='none'"><span>${featuredData.away}</span></div></div><div class="fm-status ${sc}">${st}</div></div>`;
  }

  _wallPosts = (wallData && wallData.posts) || [];
  _hlLeagueData = hlLeagues || {};
  _wc2026Data = wcData;

  if(wcData) switchWCTab('news');

  _renderWallIn(afterEl);
  _renderHLIn(afterEl);
}

function _renderSlidesIn(key, label, emoji, vids, afterEl){
  if(!vids||!vids.length||!afterEl) return;
  const wrap=document.createElement('div');
  wrap.className='slider-wrap';
  let h=`<div class="slider-header"><span class="slider-label">${emoji} ${label}</span></div><div class="slider-track">`;
  const isHL = key==='world-cup'||key==='premier-league'||key==='champions-league'||key==='la-liga'||key==='serie-a'||key==='bundesliga'||key==='friendly';
  vids.slice(0,isHL?8:12).forEach((a,i)=>{
    if(isHL){
      h+=`<div class="slider-item" onclick="openHighlightFeed('${key}',${i})"><div class="slider-thumb">${a.img?`<img src="${_proxyImg(a.img)}" loading="lazy">`:''}<div class="card-play">▶</div></div><div class="slider-title">${esc(a.title)}</div></div>`;
    } else {
      h+=`<div class="slider-item" onclick="readArticle('${esc(a.link)}')"><div class="slider-thumb">${a.img?`<img src="${_proxyImg(a.img)}" loading="lazy">`:''}</div><div class="slider-title">${esc(a.title)}</div></div>`;
    }
  });
  h+='</div>';
  wrap.innerHTML=h;
  afterEl.parentNode.insertBefore(wrap, afterEl);
}

function _renderWallIn(afterEl){
  if(!_wallPosts||!_wallPosts.length) return;
  const posts=_wallPosts;
  const wrap=document.createElement('div');
  wrap.className='slider-wrap';wrap.id='ai-wall-wrap';
  let h='<div class="slider-header"><span class="slider-label">🧱 Tường AI</span></div><div class="slider-track" id="ai-wall-track">';
  posts.slice(0,20).forEach((p,i)=>{h+=makeWallItem(p,i);});
  h+='</div>';wrap.innerHTML=h;
  const target=document.getElementById('ai-wall-under-compose');
  if(target) target.appendChild(wrap);
  else if(afterEl) afterEl.parentNode.insertBefore(wrap,afterEl);
}

function _renderHLIn(afterEl){
  if(!_hlLeagueData||Object.keys(_hlLeagueData).length===0||!afterEl) return;
  const HL_CONFIG={"world-cup":{name:"World Cup 2026",emoji:"🌍"},"premier-league":{name:"Premier League",emoji:"🏴"},"champions-league":{name:"Champions League",emoji:"⭐"},"la-liga":{name:"La Liga",emoji:"🇪🇸"},"serie-a":{name:"Serie A",emoji:"🇮🇹"},"bundesliga":{name:"Bundesliga",emoji:"🇩🇪"},"friendly":{name:"Giao hữu",emoji:"🤝"}};
  for(const[key,cfg] of Object.entries(HL_CONFIG)){
    const vids=_hlLeagueData[key];
    if(!vids||!vids.length) continue;
    _renderSlidesIn(key,cfg.name,cfg.emoji,vids,afterEl);
  }
}

// === WALL POST HELPERS ===
function makeWallItem(p,i){
  var hasVideo = p.video && p.video.length > 0;
  var thumbContent = p.img
    ? '<img src="/api/proxy/img?url='+encodeURIComponent(p.img)+'" loading="lazy" onerror="this.style.display=\'none\'">'
    : (hasVideo ? '<video src="'+esc(p.video)+'" muted></video>' : '');
  var videoBadge = hasVideo ? '<div class="wall-video-badge">🎬</div>' : '';
  var vid = p.id||i;
  var lang = p.language || detectLanguage(p.title + ' ' + (p.text||''));
  var curVoice = p.voice || getAutoVoice(lang);
  var curEmotion = p.emotion || detectEmotion(p.title + ' ' + (p.text||''));
  var selKey = 'inline-' + vid;
  if(!_ttsSelections[selKey]) _ttsSelections[selKey] = {voice: curVoice, emotion: curEmotion};
  var voiceOpts = '';
  VOICE_LIST.forEach(function(v){
    voiceOpts += '<option value="'+v.id+'"'+(v.id===_ttsSelections[selKey].voice?' selected':'')+'>'+v.label+'</option>';
  });
  var emotOpts = '';
  EMOTION_LIST.forEach(function(e){
    emotOpts += '<option value="'+e.id+'"'+(e.id===_ttsSelections[selKey].emotion?' selected':'')+'>'+e.label+'</option>';
  });
  var spd = p.short_speed || '1.2';
  var voiceBar = '<div class="wall-tts-bar" style="margin:6px 0 4px;display:grid;grid-template-columns:1fr auto auto;gap:3px">'
    +'<select class="wvs" data-selkey="'+selKey+'" style="background:#1a1a1a;border:1px solid #333;color:#ccc;padding:3px;border-radius:6px;font-size:9px;min-width:0" onchange="_ttsSelections[this.dataset.selkey].voice=this.value">'
    +voiceOpts+'</select>'
    +'<select class="wes" data-selkey="'+selKey+'" style="background:#1a1a1a;border:1px solid #333;color:#ccc;padding:3px;border-radius:6px;font-size:9px;min-width:0" onchange="_ttsSelections[this.dataset.selkey].emotion=this.value">'
    +emotOpts+'</select>'
    +'<select class="wss" data-selkey="'+selKey+'" style="background:#1a1a1a;border:1px solid #333;color:#ccc;padding:3px;border-radius:6px;font-size:9px;min-width:0" onchange="_ttsSelections[this.dataset.selkey].speed=parseFloat(this.value)">'
    +'<option value="0.85"'+(spd==='0.85'?' selected':'')+'>0.85x</option>'
    +'<option value="1.0"'+(spd==='1.0'?' selected':'')+'>1.0x</option>'
    +'<option value="1.2"'+(spd==='1.2'?' selected':'')+'>1.2x</option>'
    +'<option value="1.35"'+(spd==='1.35'?' selected':'')+'>1.35x</option>'
    +'</select>'
    +'</div>';
var makeBtn = hasVideo
	    ? '<button class="wall-btn-video" onclick="event.stopPropagation();openShortAIFeed('+i+')">▶ Xem Short</button><button class="wall-btn-make" style="margin-left:4px" onclick="event.stopPropagation();makeShortVideo(\''+esc(vid)+'\',this,_ttsSelections[\'inline-'+esc(vid)+'\'].voice,parseFloat(document.querySelector(\'.wss[data-selkey=inline-'+esc(vid)+']\').value)||1.2,_ttsSelections[\'inline-'+esc(vid)+'\'].emotion)">🎬 Tạo lại</button>'
	    : '<button class="wall-btn-make" onclick="event.stopPropagation();makeShortVideo(\''+esc(vid)+'\',this,_ttsSelections[\'inline-'+esc(vid)+'\'].voice,parseFloat(document.querySelector(\'.wss[data-selkey=inline-'+esc(vid)+']\').value)||1.2,_ttsSelections[\'inline-'+esc(vid)+'\'].emotion)">🎬 Tạo Short</button>';
  return '<div class="wall-item" id="wall-item-'+esc(vid)+'"><div class="wall-thumb">'+thumbContent+videoBadge+'</div><div class="wall-title">'+esc(p.title)+'</div><div class="wall-text">'+esc((p.text||'').slice(0,180))+'</div>'+voiceBar+'<div class="wall-actions"><button class="primary" onclick="readWallPost('+i+')">Xem</button>'+makeBtn+'</div></div>';
}

async function makeShortVideo(postId, btn, voice, speed, emotion){
  if(!postId)return;
  const origText = btn ? btn.textContent : '🎬 Tạo Video';
  if(btn){btn.disabled=true;btn.textContent='⏳ Đang tạo...';}
  toast('⏳ Đang tạo video shorts...');
  if(!voice || !emotion){
    const selKey = 'inline-'+postId;
    const container = document.querySelector('.tts-selector[data-post-id="'+postId+'"]');
    if(container){
      if(_ttsSelections[selKey]){
        voice = voice || _ttsSelections[selKey].voice;
        emotion = emotion || _ttsSelections[selKey].emotion;
      }
      if(!voice){
        const selectedVoiceBtn = container.querySelector('.tts-voice-btn.selected') || container.querySelector('.tts-voice-btn[style*="5cb87a"]') || container.querySelector('.tts-voice-btn');
        voice = selectedVoiceBtn ? selectedVoiceBtn.dataset.voice : 'vi-VN-HoaiMyNeural';
      }
      if(!emotion){
        const selectedEmotionBtn = container.querySelector('.tts-emotion-btn.selected') || container.querySelector('.tts-emotion-btn[style*="5cb87a"]') || container.querySelector('.tts-emotion-btn');
        emotion = selectedEmotionBtn ? selectedEmotionBtn.dataset.emotion : 'neutral';
      }
      const speedSelect = container.querySelector('.tts-speed');
      speed = speedSelect ? parseFloat(speedSelect.value) || 1.2 : (speed || 1.2);
    } else {
      voice = voice || 'vi-VN-HoaiMyNeural';
      emotion = emotion || 'neutral';
      speed = speed || 1.2;
    }
  }
  try{
    const r = await fetch('/api/ai/short/' + encodeURIComponent(postId), {method:'POST',headers:{'Content-Type':'application/json'},body: JSON.stringify({voice:voice, emotion:emotion, speed:speed})});
    const j = await r.json();
    if(!r.ok || j.error) throw new Error(j.error||'Lỗi tạo video');
    toast('✅ Đã tạo video shorts!');
    const p = _wallPosts.find(x => String(x.id) === String(postId));
    if(p){
      p.video = j.video;
      p.voice = j.voice;
      p.emotion = j.emotion;
      const itemId = 'wall-item-'+postId;
      const el = document.getElementById(itemId);
      if(el){
        const idx = _wallPosts.indexOf(p);
        el.insertAdjacentHTML('afterend', makeWallItem(p, idx));
        el.remove();
      }
    }
  }catch(e){
    toast('❌ '+e.message);
    if(btn){btn.disabled=false;btn.textContent=origText;}
  }
}

var VOICE_LIST = [
  {id:'vi-VN-HoaiMyNeural', label:'🎙️ Hoài My (VI)', lang:'vi'},
  {id:'vi-VN-NamMinhNeural', label:'🎙️ Nam Minh (VI)', lang:'vi'},
  {id:'en-US-AndrewMultilingualNeural', label:'🎙️ Andrew (EN)', lang:'en'},
  {id:'en-AU-WilliamMultilingualNeural', label:'🎙️ William (EN)', lang:'en'},
  {id:'pt-BR-ThalitaMultilingualNeural', label:'🎙️ Thalita (PT)', lang:'pt'},
  {id:'fr-FR-VivienneMultilingualNeural', label:'🎙️ Vivienne (FR)', lang:'fr'},
  {id:'fr-FR-RemyMultilingualNeural', label:'🎙️ Rémy (FR)', lang:'fr'},
  {id:'de-DE-SeraphinaMultilingualNeural', label:'🎙️ Seraphina (DE)', lang:'de'},
  {id:'de-DE-FlorianMultilingualNeural', label:'🎙️ Florian (DE)', lang:'de'},
  {id:'ko-KR-HyunsuMultilingualNeural', label:'🎙️ Hyunsu (KO)', lang:'ko'},
  {id:'it-IT-GiuseppeMultilingualNeural', label:'🎙️ Giuseppe (IT)', lang:'it'},
];
var EMOTION_LIST = [
  {id:'neutral', label:'😐 Trung tính'},
  {id:'happy', label:'😊 Vui vẻ'},
  {id:'excited', label:'🔥 Hào hứng'},
  {id:'sad', label:'😢 Buồn'},
  {id:'humorous', label:'😂 Hài hước'},
  {id:'serious', label:'⚠️ Nghiêm túc'},
  {id:'urgent', label:'🚨 Khẩn cấp'},
  {id:'warm', label:'💖 Ấm áp'},
];

document.addEventListener('click',function(e){
  var btn = e.target.closest('.tts-voice-btn');
  if(btn){
    var container = btn.closest('.tts-selector');
    if(container){
      var selKey = 'inline-'+container.dataset.postId;
      if(!_ttsSelections[selKey]) _ttsSelections[selKey]={voice:btn.dataset.voice,emotion:'neutral'};
      var allBtns = container.querySelectorAll('.tts-voice-btn');
      for(var i=0;i<allBtns.length;i++){allBtns[i].style.borderColor='#333';allBtns[i].style.background='#222';allBtns[i].classList.remove('selected');}
      btn.style.borderColor='#5cb87a';btn.style.background='#1a2a1f';btn.classList.add('selected');
      _ttsSelections[selKey].voice = btn.dataset.voice;
    }
    return;
  }
  var ebtn = e.target.closest('.tts-emotion-btn');
  if(ebtn){
    var container = ebtn.closest('.tts-selector');
    if(container){
      var selKey = 'inline-'+container.dataset.postId;
      if(!_ttsSelections[selKey]) _ttsSelections[selKey]={voice:'vi-VN-HoaiMyNeural',emotion:ebtn.dataset.emotion};
      var allBtns = container.querySelectorAll('.tts-emotion-btn');
      for(var i=0;i<allBtns.length;i++){allBtns[i].style.borderColor='#333';allBtns[i].style.background='#222';allBtns[i].classList.remove('selected');}
      ebtn.style.borderColor='#5cb87a';ebtn.style.background='#1a2a1f';ebtn.classList.add('selected');
      _ttsSelections[selKey].emotion = ebtn.dataset.emotion;
    }
    return;
  }
  var cbtn = e.target.closest('.tts-create-btn');
  if(cbtn){
    var container = cbtn.closest('.tts-selector');
    if(container){
      var selKey = 'inline-'+container.dataset.postId;
      var selVoice = _ttsSelections[selKey] ? _ttsSelections[selKey].voice : 'vi-VN-HoaiMyNeural';
      var selEmotion = _ttsSelections[selKey] ? _ttsSelections[selKey].emotion : 'neutral';
      var speedSel = container.querySelector('.tts-speed');
      var speed = speedSel ? parseFloat(speedSel.value)||1.2 : 1.2;
      window.makeShortVideo(container.dataset.postId, cbtn, selVoice, speed, selEmotion);
    }
    return;
  }
});
function detectLanguage(text){
  if(!text) return 'vi';
  var t=text.toLowerCase(), chars=new Set(t);
  var vnChars='đăâêôơưàảãạáằẳẵặắầẩẫậấèẻẽẹéềễểệếìỉĩịíòỏõọóồổỗộốờởỡợớùủũụúừửữựứỳỷỹỵý';
  var vnCount=0; for(var c of vnChars){if(chars.has(c)) vnCount++;}
  if(vnCount>=2) return 'vi';
  if(chars.has('ñ')||chars.has('¿')||chars.has('¡')) return 'es';
  if(chars.has('ã')||chars.has('õ')) return 'pt';
  var words=t.split(/\s+/);
  var enWords=['the','is','at','which','on','and','or','but','this','that','with','from','have','been'];
  var enCount=words.filter(function(w){return enWords.indexOf(w)>=0;}).length;
  if(enCount>=2) return 'en';
  return 'vi';
}
function detectEmotion(text){
  if(!text) return 'neutral';
  var t=text.toLowerCase();
  var kws={
    happy:['vui','hạnh phúc','tuyệt','thành công','chiến thắng','feliz','maravilloso','happy','joy','wonderful','great','amazing','love','excellent'],
    excited:['hào hứng','phấn khích','đột phá','kỷ lục','đỉnh cao','emocionante','increíble','excited','thrilling','unbelievable','awesome','breakthrough'],
    sad:['buồn','đau','mất','thảm họa','khủng hoảng','triste','terrible','sad','unhappy','tragic','painful','death'],
    humorous:['hài hước','buồn cười','haha','đùa','engraçado','gracioso','funny','hilarious','joke','lol'],
    serious:['nghiêm trọng','khẩn cấp','quan trọng','lo ngại','sério','crítico','serious','critical','urgent','severe','crisis'],
    urgent:['khẩn cấp','báo động','ngay lập tức','urgent','breaking','alert','emergency'],
    warm:['ấm áp','tình cảm','yêu thương','warm','love','heart','touching']
  };
  var bestScore=0, bestEmotion='neutral';
  for(var em in kws){var score=0; for(var kw of kws[em]){if(t.indexOf(kw)>=0) score++;} if(score>bestScore){bestScore=score;bestEmotion=em;}}
  return bestEmotion;
}
function getAutoVoice(lang){var map={vi:'vi-VN-HoaiMyNeural',pt:'pt-BR-ThalitaMultilingualNeural',en:'en-US-AndrewMultilingualNeural',fr:'fr-FR-VivienneMultilingualNeural',de:'de-DE-SeraphinaMultilingualNeural',ko:'ko-KR-HyunsuMultilingualNeural',it:'it-IT-GiuseppeMultilingualNeural'};return map[lang]||'vi-VN-HoaiMyNeural';}
function buildVoiceEmotionSelector(post){
  var lang=post.language||detectLanguage(post.title+' '+(post.text||''));
  var _oldVoiceMap = {'hoaimy':'vi-VN-HoaiMyNeural','namminh':'vi-VN-NamMinhNeural','andrew':'en-US-AndrewMultilingualNeural','jenny':'en-US-AndrewMultilingualNeural','thalita':'pt-BR-ThalitaMultilingualNeural','pt_thalita':'pt-BR-ThalitaMultilingualNeural','vivienne':'fr-FR-VivienneMultilingualNeural','remy':'fr-FR-RemyMultilingualNeural','seraphina':'de-DE-SeraphinaMultilingualNeural','florian':'de-DE-FlorianMultilingualNeural','sunhee':'ko-KR-HyunsuMultilingualNeural','hyunsu':'ko-KR-HyunsuMultilingualNeural','giuseppe':'it-IT-GiuseppeMultilingualNeural','ela':'en-US-AndrewMultilingualNeural','denise':'fr-FR-VivienneMultilingualNeural','katja':'de-DE-SeraphinaMultilingualNeural','nanami':'en-US-AndrewMultilingualNeural','xiaochen':'en-US-AndrewMultilingualNeural','es_carlos':'en-US-AndrewMultilingualNeural','pt_francisco':'pt-BR-ThalitaMultilingualNeural'};
  var _postVoice = post.voice ? (_oldVoiceMap[post.voice] || post.voice) : '';
  var autoVoice= _postVoice || getAutoVoice(lang);
  var autoEmotion=post.emotion||detectEmotion(post.title+' '+(post.text||''));
  var selKey = 'inline-'+post.id;
  if(!_ttsSelections[selKey]){_ttsSelections[selKey] = {voice: autoVoice, emotion: autoEmotion};}
  var h='<div class="tts-selector" data-post-id="'+post.id+'" style="margin-top:10px;padding:10px;background:#1a1a1a;border:1px solid #2a2a2a;border-radius:10px">';
  h+='<div style="font-size:11px;color:#888;margin-bottom:6px">🎙️ Giọng đọc (ngôn ngữ: '+lang.toUpperCase()+'):</div><div style="display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px">';
  VOICE_LIST.forEach(function(v){var sel=v.id===_ttsSelections[selKey].voice?'border-color:#5cb87a;background:#1a2a1f':'border-color:#333;background:#222';h+='<button class="tts-voice-btn '+(v.id===_ttsSelections[selKey].voice?'selected':'')+'" data-voice="'+v.id+'" data-post-id="'+post.id+'" style="'+sel+';border:1px solid;color:#ccc;padding:4px 8px;border-radius:10px;font-size:10px;cursor:pointer">'+v.label+'</button>';});
  h+='</div><div style="font-size:11px;color:#888;margin-bottom:6px">😊 Cảm xúc:</div><div style="display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px">';
  EMOTION_LIST.forEach(function(e){var sel=e.id===_ttsSelections[selKey].emotion?'border-color:#5cb87a;background:#1a2a1f':'border-color:#333;background:#222';h+='<button class="tts-emotion-btn '+(e.id===_ttsSelections[selKey].emotion?'selected':'')+'" data-emotion="'+e.id+'" data-post-id="'+post.id+'" style="'+sel+';border:1px solid;color:#ccc;padding:4px 8px;border-radius:10px;font-size:10px;cursor:pointer">'+e.label+'</button>';});
  h+='</div><div style="display:flex;align-items:center;gap:6px;margin-bottom:8px"><span style="font-size:11px;color:#888">⚡ Tốc độ:</span>';
  h+='<select class="tts-speed" style="background:#222;border:1px solid #333;color:#ccc;padding:3px 8px;border-radius:8px;font-size:10px"><option value="0.85">0.85x Chậm</option><option value="1.0">1.0x Bình thường</option><option value="1.2" selected>1.2x Nhanh</option><option value="1.35">1.35x Rất nhanh</option></select></div>';
  h+='<button class="tts-create-btn" style="width:100%;background:#2d8659;border:0;color:#fff;padding:8px;border-radius:10px;font-size:11px;font-weight:700;cursor:pointer">🎬 Tạo Short AI</button></div>';
  return h;
}
window.showVoiceEmotionSelector=function(postId,title,text){
  var overlay=document.createElement('div');
  overlay.style.cssText='position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:99999;display:flex;align-items:center;justify-content:center;padding:16px';
  var box=document.createElement('div');box.style.cssText='background:#1a1a1a;border:2px solid #2d8659;border-radius:16px;padding:20px;max-width:400px;width:100%;max-height:80vh;overflow-y:auto';
  var lang=detectLanguage(title+' '+text);var autoEmotion=detectEmotion(title+' '+text);
  var h='<h3 style="color:#5cb87a;margin-bottom:12px;font-size:16px">🎬 Tạo Short AI (ngôn ngữ: '+lang.toUpperCase()+')</h3>';
  h+='<div style="margin-bottom:12px"><div style="color:#aaa;font-size:11px;margin-bottom:6px">🎙️ Chọn giọng đọc:</div>';
  VOICE_LIST.forEach(function(v){var sel=v.id===getAutoVoice(lang)?'border-color:#5cb87a;background:#1a2a1f':'border-color:#333;background:#222';h+='<button class="ve-voice-btn" data-voice="'+v.id+'" style="display:inline-block;'+sel+';border:1px solid;color:#ccc;padding:5px 10px;border-radius:12px;font-size:10px;margin:2px;cursor:pointer">'+v.label+'</button>';});
  h+='</div><div style="margin-bottom:12px"><div style="color:#aaa;font-size:11px;margin-bottom:6px">😊 Chọn cảm xúc:</div>';
  EMOTION_LIST.forEach(function(e){var sel=e.id===autoEmotion?'border-color:#5cb87a;background:#1a2a1f':'border-color:#333;background:#222';h+='<button class="ve-emotion-btn" data-emotion="'+e.id+'" style="display:inline-block;'+sel+';border:1px solid;color:#ccc;padding:5px 10px;border-radius:12px;font-size:10px;margin:2px;cursor:pointer">'+e.label+'</button>';});
  h+='</div><div style="margin-bottom:12px"><div style="color:#aaa;font-size:11px;margin-bottom:6px">⚡ Tốc độ:</div>';
  h+='<select id="ve-speed" style="background:#222;border:1px solid #333;color:#ccc;padding:6px 12px;border-radius:10px;font-size:11px"><option value="0.85">0.85x Chậm</option><option value="1.0">1.0x Bình thường</option><option value="1.2" selected>1.2x Nhanh</option><option value="1.35">1.35x Rất nhanh</option></select></div>';
  h+='<div style="display:flex;gap:8px"><button id="ve-create-btn" style="flex:1;background:#2d8659;border:0;color:#fff;padding:10px;border-radius:12px;font-size:12px;font-weight:700;cursor:pointer">🎬 Tạo Short</button>';
  h+='<button id="ve-cancel-btn" style="background:#333;border:0;color:#ccc;padding:10px 16px;border-radius:12px;font-size:11px;cursor:pointer">✕</button></div>';
  h+='<div id="ve-status" style="color:#888;font-size:10px;margin-top:8px;display:none"></div>';
  box.innerHTML=h;overlay.appendChild(box);document.body.appendChild(overlay);
  var selectedVoice=getAutoVoice(lang),selectedEmotion=autoEmotion;
  box.querySelectorAll('.ve-voice-btn').forEach(function(btn){btn.addEventListener('click',function(){box.querySelectorAll('.ve-voice-btn').forEach(function(b){b.style.borderColor='#333';b.style.background='#222';});this.style.borderColor='#5cb87a';this.style.background='#1a2a1f';selectedVoice=this.dataset.voice;});});
  box.querySelectorAll('.ve-emotion-btn').forEach(function(btn){btn.addEventListener('click',function(){box.querySelectorAll('.ve-emotion-btn').forEach(function(b){b.style.borderColor='#333';b.style.background='#222';});this.style.borderColor='#5cb87a';this.style.background='#1a2a1f';selectedEmotion=this.dataset.emotion;});});
  box.querySelector('#ve-cancel-btn').addEventListener('click',function(){overlay.remove();});
  box.querySelector('#ve-create-btn').addEventListener('click',async function(){
    this.disabled=true;this.textContent='⏳ Đang tạo...';
    box.querySelector('#ve-status').style.display='block';box.querySelector('#ve-status').textContent='Đang tạo video shorts...';
    try{
      var speed=parseFloat(box.querySelector('#ve-speed').value)||1.2;
      if(!_ttsSelections["inline-"+postId]) _ttsSelections["inline-"+postId]={voice:"vi-VN-HoaiMyNeural",emotion:"neutral"};
      _ttsSelections["inline-"+postId].voice=selectedVoice;_ttsSelections["inline-"+postId].emotion=selectedEmotion;
      var r=await fetch('/api/ai/short/'+encodeURIComponent(postId),{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({voice:selectedVoice,emotion:selectedEmotion,speed:speed})});
      var j=await r.json();
      if(!r.ok||j.error) throw new Error(j.error||'Lỗi tạo video');
      toast('✅ Đã tạo Short AI!');overlay.remove();
      var p=_wallPosts.find(function(x){return String(x.id)===String(postId);});
      if(p){p.video=j.video;p.voice=j.voice;p.emotion=j.emotion;}
    }catch(e){this.disabled=false;this.textContent='🎬 Tạo Short';box.querySelector('#ve-status').textContent='❌ '+e.message;}
  });
};

function prependWallPost(post){
  _wallPosts.unshift(post);
  const track=document.getElementById('ai-wall-track');
  const wrap=document.getElementById('ai-wall-wrap');
  const target=document.getElementById('ai-wall-under-compose');
  if(target && (!track||!wrap)){
    const newWrap=document.createElement('div');
    newWrap.className='slider-wrap';newWrap.id='ai-wall-wrap';
    newWrap.innerHTML=`<div class="slider-header"><span class="slider-label">🧱 Tường AI</span></div><div class="slider-track" id="ai-wall-track">${makeWallItem(post,0)}</div>`;
    target.appendChild(newWrap);
    const firstItem=newWrap.querySelector('.wall-item');
    if(firstItem)firstItem.className='wall-item wall-item-new';
    return;
  }
  if(track){
    track.insertAdjacentHTML('afterbegin', makeWallItem(post, 0));
    track.scrollTo({left:0,behavior:'smooth'});
  }
}

let _wallPosts=[];
let _currentView='home';
let _currentEventId=null;
let _currentMatchUrl=null;
let _htPage=0,_htTopic='';
async function loadHotTopics(){const j=await fetch('/api/hot_topics').then(r=>r.json()).catch(()=>({topics:[]}));const el=document.getElementById('hot-topics');if(!el)return;el.innerHTML=(j.topics||[]).slice(0,18).map(t=>{const topicText=t.topic||t.label.replace(/^#/,'');return`<button class="hot-chip" onclick="searchTopic('${topicText.replace(/'/g,"\\'")}')">${esc(t.label)}</button>`;}).join('');}
function searchTopic(topic){if(!topic){topic=document.getElementById('topic-input')?.value.trim();if(!topic){alert('Nhập chủ đề');return;}}document.getElementById('topic-input').value='';_htTopic=topic;_htPage=0;showHashtagSources(topic,0);}
async function showHashtagSources(topic,page){const box=document.getElementById('hashtag-box');if(!box)return;if(page===0)box.innerHTML=`<div class="hashtag-sources"><h3>🔍 ${esc(topic)}</h3><div class="hashtag-loading"><div class="hashtag-spinner"></div>Đang tìm...</div></div>`;try{const r=await fetch(`/api/hashtag/sources?topic=${encodeURIComponent(topic)}&page=${page}`);const j=await r.json();const sources=j.sources||[];if(!sources.length&&page===0){box.innerHTML=`<div class="hashtag-sources"><h3>🔍 ${esc(topic)}</h3><div style="color:#888;padding:8px">Không tìm được bài viết liên quan</div></div>`;return;}let h='';if(page===0)h=`<div class="hashtag-sources"><h3>🔍 ${esc(topic)} <span style="font-size:10px;color:#888">(${j.total} bài từ 8 nguồn)</span></h3><div id="ht-list">`;sources.forEach((s,i)=>{const idx=page*8+i;h+=`<div class="hashtag-src-item" onclick="readArticle('${esc(s.url)}')"><div class="hashtag-src-img" id="ht-img-${idx}"></div><div class="hashtag-src-text"><div class="hashtag-src-title">${esc(s.title)}</div><div class="hashtag-src-via">${esc(s.via||'')}</div></div></div>`;});if(page===0){h+=`</div><button class="hashtag-rewrite-btn" onclick="rewriteHashtag('${esc(topic).replace(/'/g,"\\'")}')">🤖 Rewrite AI tổng hợp & đăng tường</button>`;if(j.has_more)h+=`<button class="hashtag-load-more" id="ht-more" onclick="loadMoreHashtag()">Tải thêm ▼</button>`;h+=`</div>`;box.innerHTML=h;}else{document.getElementById('ht-list')?.insertAdjacentHTML('beforeend',h);const btn=document.getElementById('ht-more');if(btn){if(!j.has_more)btn.remove();else{btn.disabled=false;btn.textContent='Tải thêm ▼';}}}sources.forEach((s,i)=>{const idx=page*8+i;if(!s.url)return;const ctrl=new AbortController();setTimeout(()=>ctrl.abort(),4000);fetch('/api/article?url='+encodeURIComponent(s.url),{signal:ctrl.signal}).then(r=>r.json()).then(d=>{if(d&&(d.og_image||d.img)){const el=document.getElementById('ht-img-'+idx);if(el)el.innerHTML=`<img src="${_proxyImg(esc(d.og_image||d.img))}" onerror="this.style.display='none'">`;}}).catch(()=>{});});}catch(e){box.innerHTML=`<div class="hashtag-sources"><h3>🔍 ${esc(topic)}</h3><div style="color:#e74c3c;padding:8px">Lỗi: ${esc(e.message)}</div></div>`;}}
function loadMoreHashtag(){_htPage++;const btn=document.getElementById('ht-more');if(btn){btn.disabled=true;btn.textContent='Đang tải...';}showHashtagSources(_htTopic,_htPage);}
async function rewriteHashtag(topic){const btn=event?.target;if(btn){btn.disabled=true;btn.textContent='Đang tổng hợp...';}try{const r=await fetch('/api/topic_post',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({topic})});const j=await r.json();if(!r.ok||j.error)throw new Error(j.error||'Lỗi');toast('✅ Đã đăng Tường AI!');if(btn)btn.textContent='✅ Đăng thành công!';if(j.post)prependWallPost(j.post);}catch(e){toast('❌ '+e.message);if(btn){btn.disabled=false;btn.textContent='🤖 Rewrite AI';}}}
async function loadLivescore(tab){document.querySelectorAll('.ls-tab').forEach(t=>t.classList.remove('active'));document.querySelector(`.ls-tab[data-tab="${tab}"]`)?.classList.add('active');const el=document.getElementById('ls-content');if(!el)return;el.innerHTML='<div class="loading">Đang tải...</div>';let ep='/api/livescore/'+tab;if(tab.startsWith('bxh_'))ep='/api/livescore/standings/'+tab.replace('bxh_','');try{const r=await fetch(ep);const d=await r.json();el.innerHTML=d.html&&d.html.length>50?d.html:'<div class="loading">Không có dữ liệu</div>';bindMatchClicks(el);}catch(e){el.innerHTML='<div class="loading">Lỗi</div>';}}
function bindMatchClicks(el){el.querySelectorAll('.match-detail').forEach(md=>{md.style.cursor='pointer';md.addEventListener('click',function(e){const statusA=this.querySelector('.status a');const teamA=this.querySelector('.teams a[href*="/tran-dau/"]');const a = statusA || teamA;if(a){e.preventDefault();e.stopPropagation();const href=a.getAttribute('href')||'';const m=href.match(/\/tran-dau\/(\d+)\//);if(m){const fullUrl=href.startsWith('http')?href:'https://bongda.com.vn'+href;openMatch(m[1],fullUrl);}}});});el.querySelectorAll('a').forEach(a=>{a.addEventListener('click',e=>{e.preventDefault();e.stopPropagation()});});}
function openMatch(id,url){if(!id)return;_currentEventId=id;if(url)_currentMatchUrl=url;document.getElementById('match-overlay').classList.add('active');document.body.style.overflow='hidden';loadMatchTab('detail')}
function closeMatch(){document.getElementById('match-overlay').classList.remove('active');document.body.style.overflow=''}
async function loadMatchTab(tab){document.querySelectorAll('.mo-tab').forEach(t=>t.classList.remove('active'));document.querySelectorAll('.mo-tab').forEach(t=>{if((tab==='comm'&&t.textContent==='Diễn biến')||(tab==='stats'&&t.textContent==='Thống kê')||(tab==='detail'&&t.textContent.includes('Chi tiết')))t.classList.add('active')});const el=document.getElementById('mo-body');if(!el)return;el.innerHTML='<div class="loading">Đang tải...</div>';try{let apiUrl;if(tab==='stats')apiUrl=`/api/match/${_currentEventId}/stats`;else if(tab==='comm')apiUrl=`/api/match/${_currentEventId}/commentaries`;else{apiUrl=`/api/match/${_currentEventId}/detail`;if(_currentMatchUrl)apiUrl+='?url='+encodeURIComponent(_currentMatchUrl)}const r=await fetch(apiUrl);if(!r.ok){el.innerHTML='<div class="loading">Lỗi máy chủ ('+r.status+')</div>';return}const d=await r.json();if(d.error){el.innerHTML='<div class="loading">'+esc(d.error)+'</div>';return}if(tab==='detail'&&typeof renderMatchDetail==='function'){renderMatchDetail(el,d);return}el.innerHTML=d.html||'<div class="loading">Không có dữ liệu</div>'}catch(e){el.innerHTML='<div class="loading">Lỗi</div>'}}
function esc(s){return String(s||'').replace(/[&<>"']/g,m=>({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;',"'":'&#39;'}[m]))}
function showView(id){document.querySelectorAll('.view').forEach(v=>v.classList.remove('active'));document.getElementById(id)?.classList.add('active')}
function switchCat(id){document.querySelectorAll('.cat').forEach(c=>c.classList.remove('active'));document.querySelector(`[data-cat="${id}"]`)?.classList.add('active');document.querySelectorAll('.view').forEach(v=>v.classList.remove('active'));document.querySelectorAll('video').forEach(v=>{v.pause();if(v._hls){v._hls.destroy();v._hls=null}});document.querySelectorAll('iframe[data-yt-src]').forEach(f=>{f.src=''});if(id==='home')document.getElementById('view-home').classList.add('active');else if(id==='news-all'){document.getElementById('view-cat').classList.add('active');loadNewsTab()}else{document.getElementById('view-cat').classList.add('active');loadCat(id)}}
function toast(msg){let t=document.getElementById('progress-toast');if(t){t.textContent=msg;t.style.display='block';setTimeout(()=>{t.style.display='none'},3500)}}

// ===== doShare: COPY link to clipboard, then try native share as bonus =====
function doShare(title,url,img,postId){
  var shareUrl;
  if(postId){
    shareUrl = SPACE+'/s?post_id='+encodeURIComponent(postId)+'&title='+encodeURIComponent(title);
  } else {
    shareUrl = SPACE+'/s?url='+encodeURIComponent(url)+'&title='+encodeURIComponent(title)+'&img='+encodeURIComponent(img||'');
  }
  // Try clipboard API first (modern, works on HTTPS)
  if(navigator.clipboard && navigator.clipboard.writeText){
    navigator.clipboard.writeText(shareUrl).then(function(){
      toast('📋 Đã sao chép link!');
      try{if(navigator.share)navigator.share({title:title||'',url:shareUrl}).catch(function(){});}catch(e){}
    }).catch(function(){
      // Fallback: execCommand (deprecated but works on some browsers)
      try{
        var ta=document.createElement('textarea');
        ta.value=shareUrl;ta.style.position='fixed';ta.style.left='-9999px';ta.style.top='-9999px';ta.style.opacity='0';
        document.body.appendChild(ta);ta.select();ta.setSelectionRange(0,99999);
        if(document.execCommand('copy')){toast('📋 Đã sao chép link!');}
        else{prompt('📋 Sao chép link:', shareUrl);}
        document.body.removeChild(ta);
      }catch(e){prompt('📋 Sao chép link:', shareUrl);}
      try{if(navigator.share)navigator.share({title:title||'',url:shareUrl}).catch(function(){});}catch(e){}
    });
  } else {
    // execCommand approach
    try{
      var ta=document.createElement('textarea');
      ta.value=shareUrl;ta.style.position='fixed';ta.style.left='-9999px';ta.style.top='-9999px';ta.style.opacity='0';
      document.body.appendChild(ta);ta.select();ta.setSelectionRange(0,99999);
      if(document.execCommand('copy')){toast('📋 Đã sao chép link!');}
      else{prompt('📋 Sao chép link:', shareUrl);}
      document.body.removeChild(ta);
    }catch(e){prompt('📋 Sao chép link:', shareUrl);}
    try{if(navigator.share)navigator.share({title:title||'',url:shareUrl}).catch(function(){});}catch(e){}
  }
}

async function doInteract(videoId,type){try{const r=await fetch('/api/v2/interact',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({id:videoId,type})});return await r.json();}catch(e){return null;}}
async function getInteractions(videoId){try{return await fetch('/api/v2/interactions?id='+encodeURIComponent(videoId)).then(r=>r.json());}catch(e){return{views:0,likes:0,comments:0};}}
async function getComments(videoId){try{const j=await fetch('/api/v2/comments?id='+encodeURIComponent(videoId)).then(r=>r.json());return j.comments||[];}catch(e){return[];}}
async function postComment(videoId,text){try{const j=await fetch('/api/v2/comment',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({id:videoId,text})}).then(r=>r.json());return j.comments||[];}catch(e){return[];}}
function buildTikTokSlide(opts){return`<div class="tiktok-slide" data-vid="${esc(opts.videoId)}">${opts.vtag}<div class="tiktok-bottom"><span class="badge ${opts.badgeClass||'badge-fpt'}">${opts.badge||''}</span><p class="tiktok-title">${esc(opts.title)}</p></div><div class="tiktok-right"><button class="tiktok-right-btn" onclick="event.stopPropagation();doView('${esc(opts.videoId)}',this)"><div class="icon">👁</div><div class="count" id="vc-${opts.idx}">0</div></button><button class="tiktok-right-btn" onclick="event.stopPropagation();doLike('${esc(opts.videoId)}',this)"><div class="icon">❤️</div><div class="count" id="lc-${opts.idx}">0</div></button><button class="tiktok-right-btn" onclick="event.stopPropagation();toggleComments('${esc(opts.videoId)}',${opts.idx})"><div class="icon">💬</div><div class="count" id="cc-${opts.idx}">0</div></button><button class="tiktok-right-btn" onclick="event.stopPropagation();doShare('${esc(opts.title)}','${esc(opts.shareUrl||'')}','','${esc(opts.postId||'')}')"><div class="icon">📤</div></button><button class="tiktok-right-btn" onclick="event.stopPropagation();toggle169View('${esc(opts.videoId)}','169-toggle-${opts.idx}')"><div class="icon" id="169-toggle-${opts.idx}">🖥️</div></button>${opts.extraBtn||''}</div><span class="tiktok-counter">${opts.idx+1}/${opts.total}</span><div class="inline-comments" id="cmt-inline-${opts.idx}" style="display:none"></div></div>`;}
async function doView(videoId,btn){const j=await doInteract(videoId,'view');if(j){const c=btn.querySelector('.count');if(c)c.textContent=fmtNum(j.views);}}
async function doLike(videoId,btn){const j=await doInteract(videoId,'like');if(j){const c=btn.querySelector('.count');if(c)c.textContent=fmtNum(j.likes);}}
function fmtNum(n){if(!n)return'0';if(n>=1000000)return(n/1000000).toFixed(1)+'M';if(n>=1000)return(n/1000).toFixed(1)+'K';return String(n);}
async function loadCounters(videoIds){for(let i=0;i<videoIds.length;i++){const id=videoIds[i];if(!id)continue;const j=await getInteractions(id);const vc=document.getElementById('vc-'+i);if(vc)vc.textContent=fmtNum(j.views);const lc=document.getElementById('lc-'+i);if(lc)lc.textContent=fmtNum(j.likes);const cc=document.getElementById('cc-'+i);if(cc)cc.textContent=fmtNum(j.comments);}}
async function toggleComments(videoId,idx){const panel=document.getElementById('cmt-inline-'+idx);if(!panel)return;if(panel.style.display!=='none'){panel.style.display='none';/* Restore snap alignment */var sl=panel.closest('.tiktok-slide');if(sl)sl.style.scrollSnapAlign='start';return;}panel.style.display='block';panel.innerHTML='<div style="padding:8px;color:#888;font-size:11px">Đang tải...</div>';const cmts=await getComments(videoId);renderInlineComments(panel,videoId,idx,cmts);/* Remove snap so feed can scroll to show comment input */var sl=panel.closest('.tiktok-slide');if(sl)sl.style.scrollSnapAlign='';setTimeout(function(){var feed=document.getElementById('tiktok-feed');if(feed){var slidePos=sl?sl.offsetTop:0;feed.scrollTop=slidePos+200;}/* Focus input */var inp=document.getElementById('cmt-input-'+idx);if(inp)inp.focus();},300);}
function renderInlineComments(panel,videoId,idx,cmts){let h='<div class="inline-cmt-header"><span>💬 Bình luận</span><button onclick="toggleComments(\''+esc(videoId)+'\','+idx+')">✕</button></div><div class="inline-cmt-list">';if(cmts.length){cmts.slice(-30).forEach(c=>{h+=`<div class="inline-cmt-item"><span class="inline-cmt-time">${c.time||''}</span>${esc(c.text)}</div>`;});}else{h+='<div style="color:#777;font-size:11px;padding:4px">Chưa có bình luận</div>';}h+=`</div><div class="inline-cmt-input"><input id="cmt-input-${idx}" placeholder="Viết bình luận..." onkeydown="if(event.key==='Enter')submitInlineCmt('${esc(videoId)}',${idx})"><button onclick="submitInlineCmt('${esc(videoId)}',${idx})">Gửi</button></div>`;panel.innerHTML=h;const list=panel.querySelector('.inline-cmt-list');if(list)list.scrollTop=list.scrollHeight;}
async function submitInlineCmt(videoId,idx){const inp=document.getElementById('cmt-input-'+idx);if(!inp)return;const text=inp.value.trim();if(!text)return;inp.value='';inp.disabled=true;const cmts=await postComment(videoId,text);inp.disabled=false;const panel=document.getElementById('cmt-inline-'+idx);if(panel)renderInlineComments(panel,videoId,idx,cmts);const cc=document.getElementById('cc-'+idx);if(cc)cc.textContent=fmtNum(cmts.length);/* Keep focus on input after submit */var inp2=document.getElementById('cmt-input-'+idx);if(inp2)inp2.focus();}
function toggle169View(videoId,iconId){const slide=videoId?document.querySelector(`.tiktok-slide[data-vid="${videoId}"]`):null;if(slide){slide.classList.toggle('ratio-wide');const iconEl=iconId?document.getElementById(iconId):null;if(iconEl)iconEl.textContent=slide.classList.contains('ratio-wide')?'📺':'🖥️';else{const btn=slide.querySelector('.tiktok-right-btn .icon');if(btn)btn.textContent=slide.classList.contains('ratio-wide')?'📺':'🖥️';}return}document.querySelectorAll('.tiktok-slide.ratio-wide').forEach(s=>s.classList.remove('ratio-wide'));document.querySelectorAll('.tiktok-slide').forEach(s=>s.classList.add('ratio-wide'));document.querySelectorAll('.tiktok-right-btn .icon').forEach(b=>{if(b.textContent==='🖥️')b.textContent='📺';})}
function initTikTokFeed(){const feed=document.getElementById('tiktok-feed');if(!feed)return;const slides=feed.querySelectorAll('.tiktok-slide');let cur=-1;function act(i){if(i===cur)return;slides.forEach((sl,idx)=>{const v=sl.querySelector('video');const fr=sl.querySelector('iframe');if(idx===i){if(v&&v.dataset.hls&&!v._hls&&typeof Hls!=='undefined'&&Hls.isSupported()){const hls=new Hls();hls.loadSource(v.dataset.hls);hls.attachMedia(v);hls.on(Hls.Events.MANIFEST_PARSED,()=>v.play().catch(()=>{}));v._hls=hls}else if(v)v.play().catch(()=>{});if(fr&&!fr.src&&fr.dataset.ytSrc)fr.src=fr.dataset.ytSrc;const vid=sl.dataset.vid;if(vid&&!sl._viewed){sl._viewed=true;doInteract(vid,'view').then(j=>{if(j){const vc=document.getElementById('vc-'+idx);if(vc)vc.textContent=fmtNum(j.views);}});}}else{if(v){v.pause();if(v._hls){v._hls.destroy();v._hls=null}}if(fr&&fr.src)fr.src=''}});cur=i}let sT;feed.addEventListener('scroll',()=>{clearTimeout(sT);sT=setTimeout(()=>{const rect=feed.getBoundingClientRect(),ctr=rect.top+rect.height/2;let best=-1,bestD=1e9;slides.forEach((sl,i)=>{const d=Math.abs(sl.getBoundingClientRect().top+sl.getBoundingClientRect().height/2-ctr);if(d<bestD){bestD=d;best=i}});if(best>=0)act(best)},150)});setTimeout(()=>act(0),400);slides.forEach(sl=>{const v=sl.querySelector('video');if(v)v.addEventListener('click',e=>{e.preventDefault();v.paused?v.play().catch(()=>{}):v.pause()})});const ids=[...slides].map(sl=>sl.dataset.vid||'');loadCounters(ids)}
async function openHighlightFeed(league,idx,forceUrl){showView('view-tiktok');const el=document.getElementById('view-tiktok');el.innerHTML='<div class="loading">Đang tải...</div>';let articles=(_hlLeagueData||{})[league]||[];if(!articles.length){try{articles=await fetch('/api/highlights/'+league).then(r=>r.json())}catch(e){articles=[]}}if(!articles.length){el.innerHTML='<div class="loading">Không có video</div>';return}const vids=[];const results=await Promise.all(articles.map(async(a,i)=>{try{const r=await fetch('/api/video_url?url='+encodeURIComponent(a.link)+'&img='+encodeURIComponent(a.img||''));const v=await r.json();if(v&&v.src){return{_idx:i,title:a.title||v.title||'',link:a.link||'',img:a.img||v.poster||'',src:v.src,type:v.type||'',poster:v.poster||a.img||''}}return null}catch(e){}return null}));results.forEach(r=>{if(r)vids.push(r)});vids.sort((a,b)=>a._idx-b._idx);if(!vids.length){el.innerHTML='<div class="loading">Không tìm thấy video</div>';return}let ti=vids.findIndex(v=>v._idx===idx);if(ti<0)ti=0;const ordered=ti>0?[...vids.slice(ti),...vids.slice(0,ti)]:vids;let h=`<button class="back-btn" onclick="switchCat('home')">← Highlight</button><div class="tiktok-container"><div class="tiktok-feed" id="tiktok-feed">`;ordered.forEach((v,i)=>{const isYT=v.type==='youtube',isHLS=!isYT&&v.src?.includes('.m3u8'),poster=v.poster?` poster="${esc(v.poster)}"`:'';const vtag=isYT?`<iframe data-yt-src="${v.src}" allowfullscreen allow="accelerometer;autoplay;clipboard-write;encrypted-media;gyroscope;picture-in-picture"></iframe>`:isHLS?`<video playsinline preload="none"${poster} data-hls="${v.src}" loop controls></video>`:`<video playsinline preload="none"${poster} loop controls><source src="${v.src}" type="video/mp4"></video>`;const videoId='hl-'+league+'-'+v._idx;h+=buildTikTokSlide({vtag,title:v.title,badge:'HL',badgeClass:'badge-fpt',videoId,idx:i,total:ordered.length,shareUrl:v.link||'',postId:'',extraBtn:`<button class="tiktok-right-btn" onclick="event.stopPropagation();openHighlightFeed('${league}',${(i+1)%ordered.length})"><div class="icon">⏭️</div></button>`})});h+='</div></div>';el.innerHTML=h;setTimeout(()=>initTikTokFeed(),200);}
async function openYTShortsFeed(idx){showView('view-tiktok');const el=document.getElementById('view-tiktok');el.innerHTML='<div class="loading">Đã xóa Shorts Dân trí/SKĐS</div>';}
async function openShortAIFeed(idx){showView('view-tiktok');const el=document.getElementById('view-tiktok');if(!_wallPosts||!_wallPosts.length){el.innerHTML='<div class="loading">Không có Short AI</div>';return}const aiPosts=_wallPosts.filter(p=>p.video);if(!aiPosts.length||idx>=aiPosts.length){el.innerHTML='<div class="loading">Không có Short AI</div>';return}const ordered=aiPosts.slice(idx).concat(aiPosts.slice(0,idx));let h=`<button class="back-btn" onclick="switchCat('home')">← Tường AI</button><div class="tiktok-container"><div class="tiktok-feed" id="tiktok-feed">`;ordered.forEach((p,i)=>{const baseIdx=_wallPosts.indexOf(p);const vtag=p.video?`<video playsinline preload="none" src="${esc(p.video)}" loop controls></video>`:'';h+=buildTikTokSlide({vtag,title:p.title,badge:'Short AI',badgeClass:'badge-ai',videoId:p.id||'ai-'+i,idx:i,total:ordered.length,shareUrl:p.video||'',postId:p.id||'',extraBtn:`<button class="tiktok-right-btn" onclick="event.stopPropagation();shareVideoToApps('${esc(p.video)}','${esc(p.title)}')"><div class="icon">📥</div></button>`})});h+='</div></div>';el.innerHTML=h;setTimeout(()=>initTikTokFeed(),200);}
function readWallPost(idx){const p=_wallPosts&&_wallPosts[idx];if(!p)return;if(p.slides&&p.slides.length){readSlidePost(idx);return}readArticle(p.url||'','','',p.title,p.text);}
/** Show rewrite slide viewer - vertical slides with text+image */
function readSlidePost(idx){const p=_wallPosts[idx];if(!p||!p.slides)return;showView('view-article');const el=document.getElementById('view-article');let h=`<button class="back-btn" onclick="switchCat('home')">← Tường AI</button><div class="slide-viewer" style="padding:12px;max-width:600px;margin:0 auto">`;p.slides.forEach((s,i)=>{h+=`<div class="slide-card" style="background:#1a1a1a;border:1px solid #2a2a2a;border-radius:12px;padding:16px;margin-bottom:12px"><div class="slide-num" style="color:#5cb87a;font-size:12px;font-weight:700;margin-bottom:6px">Slide ${s.index||i+1}/${p.slides.length}</div>${s.image?`<img src="${_proxyImg(s.image)}" style="width:100%;max-height:300px;object-fit:cover;border-radius:8px;margin-bottom:8px" loading="lazy" onerror="this.style.display=\'none\'">`:''}<p style="color:#ddd;font-size:14px;line-height:1.6;margin:0">${esc(s.text)}</p></div>`;});h+=`</div><div class="article-actions" style="padding:12px;text-align:center"><button onclick="doShare('${esc(p.title)}','${esc(p.url||'')}','${esc(p.img||'')}','${esc(p.id||'')}')" style="background:#2d8659;border:0;color:#fff;padding:8px 16px;border-radius:10px;cursor:pointer;font-size:12px">📤 Chia sẻ bài viết này</button></div>`;el.innerHTML=h;}
function readNewsTab(tab){loadNewsTab();}
function loadNewsTab(){const el=document.getElementById('view-cat');if(!el)return;el.innerHTML='<div class="loading">Đang tải tin tức...</div>';fetch('/api/homepage').then(r=>r.json()).then(articles=>{if(!articles||!articles.length){el.innerHTML='<div class="loading">Không có tin</div>';return}let h='<div class="grid">';articles.forEach(a=>{const src=a.source||'vne';const badge=a.group||a.source||'';h+=`<div class="card" onclick="readArticle('${esc(a.link)}')"><div class="card-img">${a.img?`<img src="${_proxyImg(a.img)}" loading="lazy" onerror="this.style.display=\'none\'">`:''}</div><div class="card-body"><span class="badge badge-${src}">${esc(badge)}</span><div class="card-title">${esc(a.title)}</div></div></div>`;});h+='</div>';el.innerHTML=h;}).catch(()=>{el.innerHTML='<div class="loading">Lỗi tải</div>';});}

function readArticle(url,title,img,presetTitle,presetText){showView('view-article');const el=document.getElementById('view-article');el.innerHTML='<div class="loading">Đang tải...</div><button class="back-btn" onclick="switchCat(\'home\')">← Quay lại</button>';if(presetTitle){el.innerHTML=`<button class="back-btn" onclick="switchCat('home')">← Quay lại</button><div class="article-view"><h1 class="article-title">${esc(presetTitle)}</h1>${presetText?`<div class="article-summary" style="white-space:pre-wrap">${esc(presetText)}</div>`:''}</div><div class="article-actions"><button onclick="doShare('${esc(presetTitle)}','${esc(url||'')}','')">📤 Chia sẻ</button></div>`;return;}if(!url)return;fetch('/api/article?url='+encodeURIComponent(url)).then(r=>r.json()).then(d=>{let h=`<button class="back-btn" onclick="switchCat('home')">← Quay lại</button><div class="article-view">`;if(d.title)h+=`<h1 class="article-title">${esc(d.title)}</h1>`;if(d.summary)h+=`<div class="article-summary">${esc(d.summary)}</div>`;if(d.body)d.body.forEach(b=>{if(b.type==='p')h+=`<p class="article-p">${esc(b.text)}</p>`;else if(b.type==='heading')h+=`<h2 class="article-h2">${esc(b.text)}</h2>`;else if(b.type==='img'&&b.src)h+=`<img class="article-img" src="${_proxyImg(b.src)}" loading="lazy" onerror="this.style.display=\'none\'">`;});h+=`</div><div class="article-actions"><button onclick="doShare('${esc(d.title||'')}','${esc(url)}','${esc(d.og_image||'')}')">📤 Chia sẻ</button><button class="primary" onclick="rewriteSlide('${esc(url)}')">🤖 Slide Rewrite AI</button></div>`;el.innerHTML=h;}).catch(()=>{el.innerHTML=`<button class="back-btn" onclick="switchCat('home')">← Quay lại</button><div class="article-view"><p>Không thể tải bài viết</p></div>`;});}
async function rewriteSlide(url){if(!url)return;const btn=document.querySelector('.article-actions .primary')||event?.target;if(btn){btn.disabled=true;btn.textContent='⏳ Đang tạo slides...';}toast('⏳ Đang tạo slide rewrite...');try{const r=await fetch('/api/rewrite_share',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({url})});const j=await r.json();if(!r.ok||j.error)throw new Error(j.error||'Lỗi');toast('✅ Đã tạo slide! Đang tạo Short AI...');if(btn)btn.textContent='✅ Đang tạo Short AI...';if(j.post){j.post.slides=j.slides||[];prependWallPost(j.post);}// Show slides immediately if available
if(j.slides && j.slides.length){showView('view-article');const el=document.getElementById('view-article');let h=`<button class="back-btn" onclick="switchCat('home')">← Tường AI</button><div class="slide-viewer" style="padding:12px;max-width:600px;margin:0 auto">`;j.slides.forEach(s=>{h+=`<div class="slide-card" style="background:#1a1a1a;border:1px solid #2a2a2a;border-radius:12px;padding:16px;margin-bottom:12px"><div class="slide-num" style="color:#5cb87a;font-size:12px;font-weight:700;margin-bottom:6px">Slide ${s.index}/${j.slides.length}</div>${s.image?`<img src="${s.image.startsWith('/api/')?s.image:'/api/proxy/img?url='+encodeURIComponent(s.image)}" style="width:100%;max-height:300px;object-fit:cover;border-radius:8px;margin-bottom:8px" loading="lazy" onerror="this.style.display='none'">`:''}<p style="color:#ddd;font-size:14px;line-height:1.6;margin:0">${esc(s.text)}</p></div>`;});h+=`</div><div style="text-align:center;padding:12px"><div id="short-ai-status" style="color:#888;font-size:12px">⏳ Đang tạo video Short AI...</div></div>`;el.innerHTML=h;}
const postId=j.post&&j.post.id;if(postId){setTimeout(async()=>{const sr=await fetch('/api/ai/short/'+encodeURIComponent(postId),{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({voice:'vi-VN-HoaiMyNeural',emotion:'neutral',speed:1.2})});const sj=await sr.json();if(sr.ok&&sj.video&&typeof _wallPosts!=='undefined'){const p=_wallPosts.find(x=>String(x.id)===String(postId));if(p){p.video=sj.video;const itemId='wall-item-'+postId;const el2=document.getElementById(itemId);if(el2){const idx=_wallPosts.indexOf(p);el2.insertAdjacentHTML('afterend',makeWallItem(p,idx));el2.remove();}}toast('✅ Short AI đã sẵn sàng!');const statusEl=document.getElementById('short-ai-status');if(statusEl)statusEl.innerHTML='✅ Short AI đẵn sàng! <button class="primary" onclick="openShortAIFeed(0)" style="background:#2d8659;border:0;color:#fff;padding:6px 12px;border-radius:10px;font-size:11px;cursor:pointer;margin-left:8px">▶ Xem ngay</button>';}},500);}if(btn)btn.textContent='✅ Hoàn tất';}catch(e){toast('❌ '+e.message);if(btn){btn.disabled=false;btn.textContent='🤖 Slide Rewrite AI';}}}

// ===== SHARE VIDEO TO OTHER APPS =====
function shareVideoToApps(videoUrl, title){
  if(!videoUrl){
    toast('Không có video để chia sẻ');
    return;
  }
  var fullUrl = videoUrl.startsWith('http') ? videoUrl : window.location.origin + videoUrl;
  
  // Step 1: Try navigator.share with URL (async, works on mobile)
  try{
    if(navigator.share){
      navigator.share({
        title: title || 'Short AI Video',
        url: fullUrl
      }).then(function(){toast('✅ Đã chia sẻ!');return;}).catch(function(e){
        if(e.name==='AbortError')return;
        downloadVideo(fullUrl, title);
      });
      return;
    }
  }catch(e){}
  // Step 2: Fallback - download
  downloadVideo(fullUrl, title);
}
function downloadVideo(url, title){
  var a = document.createElement('a');
  a.href = url;
  a.download = (title||'video').replace(/[^a-zA-Z0-9_\-\p{L}]/gu,'_').substring(0,60)+'.mp4';
  a.target = '_blank';
  a.rel = 'noopener';
  a.style.display = 'none';
  document.body.appendChild(a);
  a.click();
  document.body.removeChild(a);
  toast('📥 Đang tải video xuống...');
}