Update yt_live.js: handle unavailable channel status (vtv10/vtvprime)

static/yt_live.js

@@ -1,836 +1 @@
-// === VNEWS — VTV LIVE + Inline Recorder v6 ===
-// Features: PiP, mini-player, INLINE RECORDER with ratio crop + AI title + Short AI upload
-// FIX v6: audio from captureStream (unmute during record), video.ended for crop, AI title generation
-
-(function(){
-  if(window._ytLiveLoaded) return;
-  window._ytLiveLoaded = true;
-
-  const CHANNELS = [
-    {id:'vtv1',name:'VTV1',badge:'Tin tức'},{id:'vtv2',name:'VTV2',badge:'Khoa học'},
-    {id:'vtv3',name:'VTV3',badge:'Giải trí'},{id:'vtv4',name:'VTV4',badge:'Quốc tế'},
-    {id:'vtv5',name:'VTV5',badge:'Miền Nam'},{id:'vtv6',name:'VTV6',badge:'Thanh niên'},
-    {id:'vtv7',name:'VTV7',badge:'Giáo dục'},{id:'vtv8',name:'VTV8',badge:'Miền Trung'},
-    {id:'vtv9',name:'VTV9',badge:'Miền Bắc'},{id:'vtv10',name:'VTV10',badge:'Cần Thơ'},
-    {id:'vtvprime',name:'VTVPrime',badge:'Prime'},
-  ];
-  const DEFAULT_CHANNEL = 'vtv6';
-  const NEEDS_PROXY = /fptplay\.net/;
-  const STREAMS = {};
-  let _currentCh = null, _hls = null, _loading = false, _blockInserted = false;
-  let _streamsLoaded = false, _pipActive = false, _miniActive = false, _vtvPinned = false;
-
-  // ===== RECORDER STATE =====
-  const _rec = {
-    active: false, startTime: null, endTime: null,
-    isRecording: false, recorder: null, chunks: [], blob: null,
-    ratio: 'original', _dragMarker: null, _recTimer: null,
-  };
-
-  // ===== STYLES =====
-  const style = document.createElement('style');
-  style.textContent = `
-  .vtv-wrap{position:relative;margin:6px 4px;background:#111;border:1px solid #0066cc;border-radius:10px;overflow:hidden}
-  .vtv-head{display:flex;align-items:center;gap:8px;padding:8px 10px;background:linear-gradient(90deg,#003366,#1a1a1a)}
-  .vtv-title{font-size:13px;font-weight:800;color:#00ccff}
-  .vtv-badge{font-size:10px;font-weight:800;color:#00ccff;animation:vtvp 1.3s infinite}
-  @keyframes vtvp{0%,100%{opacity:1}50%{opacity:.3}}
-  .vtv-tabs{display:flex;gap:3px;padding:6px 8px;overflow-x:auto;scrollbar-width:none;background:#0d1a2a}
-  .vtv-tabs::-webkit-scrollbar{display:none}
-  .vtv-tab{padding:4px 8px;background:#1a2a3a;border:1px solid #2a3a4a;border-radius:10px;color:#8ab4d8;font-size:9px;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:all .2s}
-  .vtv-tab:hover{background:#0b4a7a;color:#fff}
-  .vtv-tab.on{background:#0066cc;border-color:#00ccff;color:#fff;font-weight:700}
-  .vtv-tab.off{opacity:.35;pointer-events:none}
-  .vtv-frame{position:relative;width:100%;aspect-ratio:16/9;background:#000;min-height:180px}
-  .vtv-frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
-  .vtv-err{display:flex;align-items:center;justify-content:center;height:180px;color:#888;font-size:12px;text-align:center;padding:20px;flex-direction:column;gap:8px}
-  .vtv-err button{background:#0066cc;border:none;color:#fff;padding:6px 14px;border-radius:8px;font-size:11px;cursor:pointer}
-  .vtv-load{display:flex;align-items:center;justify-content:center;height:180px;color:#00ccff;font-size:12px;flex-direction:column;gap:8px}
-  .vtv-spinner{width:24px;height:24px;border:2px solid #333;border-top-color:#00ccff;border-radius:50%;animation:vtvspin .8s linear infinite}
-  @keyframes vtvspin{to{transform:rotate(360deg)}}
-  .vtv-controls{display:flex;align-items:center;gap:4px;padding:4px 8px;background:#0d1a2a;border-top:1px solid #1a2a3a}
-  .vtv-pip-btn{background:#1a2a3a;border:1px solid #2a3a4a;color:#8ab4d8;font-size:9px;padding:3px 8px;border-radius:6px;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:4px}
-  .vtv-pip-btn:hover{background:#0b4a7a;color:#fff}
-  .vtv-pip-btn.on{background:#0066cc;border-color:#00ccff;color:#fff}
-  .vtv-pip-btn svg{width:12px;height:12px;fill:currentColor}
-  .vtv-epg{margin:0;padding:6px 10px;background:#0a1628;border-top:1px solid #1a2a3a}
-  .vtv-epg-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
-  .vtv-epg-title{font-size:10px;font-weight:700;color:#00ccff}
-  .vtv-epg-toggle{background:none;border:1px solid #2a3a4a;color:#8ab4d8;font-size:9px;padding:2px 8px;border-radius:6px;cursor:pointer}
-  .vtv-epg-list{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px}
-  .vtv-epg-list::-webkit-scrollbar{display:none}
-  .vtv-epg-item{flex:0 0 auto;padding:3px 6px;background:#1a2a3a;border-radius:4px;font-size:8px;color:#8ab4d8;white-space:nowrap;cursor:pointer}
-  .vtv-epg-item:hover{background:#2a4a6a}
-  .vtv-epg-item.now{background:#0066cc;color:#fff;font-weight:700}
-  .vtv-epg-item .t{font-size:7px;color:#6a8aaa}
-  .vtv-epg-item.now .t{color:#aaccee}
-  .vtv-epg-item .n{color:#ccc;font-size:8px}
-  .vtv-epg-item.now .n{color:#fff}
-  .vtv-epg-empty{color:#666;font-size:9px;padding:4px}
-  .vtv-epg-loading{color:#00ccff;font-size:9px;padding:4px;display:flex;align-items:center;gap:6px}
-  .vtv-epg-sp{width:10px;height:10px;border:1px solid #333;border-top-color:#00ccff;border-radius:50%;animation:vtvspin .8s linear infinite}
-  .vtv-pin-btn{position:absolute;top:6px;right:8px;z-index:5;background:rgba(0,0,0,.5);border:1px solid #2a3a4a;color:#8ab4d8;font-size:9px;padding:2px 6px;border-radius:4px;cursor:pointer;font-weight:700;display:flex;align-items:center;gap:3px}
-  .vtv-pin-btn:hover{background:#0b4a7a;color:#fff}
-  .vtv-pin-btn.pinned{background:#0066cc;border-color:#00ccff;color:#fff}
-  .vtv-wrap.vtv-sticky{position:sticky;top:0;z-index:48;transition:all .25s ease;box-shadow:0 4px 24px rgba(0,102,204,.35)}
-  .vtv-wrap.vtv-sticky .vtv-epg{display:none}
-  .vtv-wrap.vtv-sticky .vtv-controls{display:none}
-  .vtv-wrap.vtv-sticky .vtv-tabs{padding:3px 8px}
-  .vtv-wrap.vtv-sticky .vtv-tab{padding:3px 7px;font-size:8px}
-  .vtv-wrap.vtv-sticky .vtv-frame{max-height:140px;min-height:100px}
-  .vtv-wrap.vtv-sticky .vtv-frame video{max-height:140px}
-  .vtv-wrap.vtv-sticky .vtv-load{height:100px}
-  .vtv-wrap.vtv-sticky .vtv-err{height:100px}
-  .vtv-wrap.vtv-sticky .vtv-head{padding:5px 10px}
-  .vtv-wrap.vtv-sticky .vtv-title{font-size:11px}
-  .vtv-wrap.vtv-sticky .vtv-badge{font-size:8px}
-  .vtv-wrap.vtv-sticky .vtv-pin-btn{top:4px;right:6px}
-  .vtv-rec-btn{background:#660000;border:1px solid #990000;color:#ff6666;font-size:9px;padding:3px 8px;border-radius:6px;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:4px;font-weight:700}
-  .vtv-rec-btn:hover{background:#990000;color:#fff}
-  .vtv-rec-btn.recording{background:#cc0000;border-color:#ff0000;color:#fff;animation:vtv-rec-pulse 1s infinite}
-  @keyframes vtv-rec-pulse{0%,100%{opacity:1}50%{opacity:.5}}
-  .vtv-rec-btn svg{width:12px;height:12px;fill:currentColor}
-  .vtv-inline-rec{display:none;padding:8px 10px;background:#0a0a1a;border-top:1px solid #1a1a3a}
-  .vtv-inline-rec.show{display:block}
-  .vtv-inline-rec .rec-bar{position:relative;height:32px;background:#000;border-radius:4px;overflow:hidden;cursor:pointer;border:1px solid #2a2a4a;margin-bottom:6px;user-select:none}
-  .vtv-inline-rec .rec-bar .rec-progress{position:absolute;top:0;bottom:0;background:rgba(155,89,182,.3);left:0;width:0%;pointer-events:none}
-  .vtv-inline-rec .rec-bar .rec-marker{position:absolute;top:0;bottom:0;width:4px;z-index:2;border-radius:2px}
-  .vtv-inline-rec .rec-bar .rec-marker.s{background:#2ecc71}
-  .vtv-inline-rec .rec-bar .rec-marker.e{background:#e74c3c}
-  .vtv-inline-rec .rec-time{display:flex;justify-content:space-between;font-size:9px;color:#888;margin-bottom:6px}
-  .vtv-inline-rec .rec-controls{display:flex;gap:4px}
-  .vtv-inline-rec .rec-controls button{flex:1;padding:6px;border:none;border-radius:6px;font-size:10px;font-weight:700;cursor:pointer}
-  .vtv-inline-rec .rec-controls .rec-set-start{background:#1a3a1a;border:1px solid #2d6a2d;color:#5cb87a}
-  .vtv-inline-rec .rec-controls .rec-set-end{background:#3a1a1a;border:1px solid #6a2d2d;color:#e74c3c}
-  .vtv-inline-rec .rec-controls .rec-go{background:#1a0a3a;border:1px solid #3a2a6a;color:#9b59b6}
-  .vtv-inline-rec .rec-controls .rec-reset{background:#222;border:1px solid #333;color:#888}
-  .vtv-inline-rec .rec-hint{font-size:9px;color:#666;text-align:center;margin-top:4px}
-  .vtv-inline-rec .rec-status{font-size:10px;color:#888;text-align:center;padding:4px;margin-top:4px;background:#111;border-radius:4px}
-  .vtv-inline-rec .rec-status.ok{color:#2ecc71}
-  .vtv-inline-rec .rec-status.err{color:#e74c3c}
-  .vtv-inline-rec .rec-status.recording{color:#e74c3c;animation:vtv-rec-pulse 1s infinite}
-  .vtv-rec-panel{display:none;padding:10px;background:#0d0d20;border-top:1px solid #2a1a4a}
-  .vtv-rec-panel.show{display:block}
-  .vtv-rec-panel .rec-panel-title{font-size:11px;font-weight:700;color:#9b59b6;margin-bottom:8px}
-  .vtv-rec-panel .rec-preview-wrap{margin-bottom:8px;text-align:center}
-  .vtv-rec-panel .rec-preview-wrap video{max-width:100%;max-height:180px;border-radius:6px;background:#000}
-  .vtv-rec-panel .rec-ratio-row{display:flex;gap:4px;margin-bottom:8px}
-  .vtv-rec-panel .rec-ratio-row button{flex:1;padding:6px;background:#1a1a2e;border:1px solid #2a2a4a;border-radius:6px;color:#888;font-size:10px;cursor:pointer}
-  .vtv-rec-panel .rec-ratio-row button.active{border-color:#9b59b6;color:#9b59b6;background:#2a1a4a}
-  .vtv-rec-panel .rec-actions{display:flex;gap:4px}
-  .vtv-rec-panel .rec-actions button{flex:1;padding:8px;border:none;border-radius:6px;font-size:11px;font-weight:700;cursor:pointer}
-  .vtv-rec-panel .rec-actions .rec-download{background:#2d8659;color:#fff}
-  .vtv-rec-panel .rec-actions .rec-share{background:#9b59b6;color:#fff}
-  .vtv-rec-panel .rec-proc{text-align:center;padding:12px;color:#9b59b6;font-size:12px;display:none}
-  .vtv-rec-panel .rec-title-input{width:100%;background:#1a1a2e;border:1px solid #2a2a4a;border-radius:6px;padding:8px;color:#ccc;font-size:11px;margin-bottom:8px;box-sizing:border-box}
-  .vtv-rec-panel .rec-title-input:focus{border-color:#9b59b6;outline:none}
-  .vtv-rec-panel .rec-ai-title-row{display:flex;gap:4px;margin-bottom:8px}
-  .vtv-rec-panel .rec-ai-title-row button{flex:1;padding:6px;background:#1a1a2e;border:1px solid #2a2a4a;border-radius:6px;color:#888;font-size:10px;cursor:pointer}
-  .vtv-rec-panel .rec-ai-title-row button:hover{border-color:#9b59b6;color:#9b59b6}
-  .vtv-rec-panel .rec-ai-title-row button:disabled{opacity:.4;cursor:not-allowed}
-  .vtv-mini{position:fixed;top:0;left:0;right:0;z-index:99990;background:#000;border-bottom:2px solid #0066cc;box-shadow:0 4px 20px rgba(0,102,204,.4);display:none;transition:transform .3s ease}
-  .vtv-mini.show{display:block}
-  .vtv-mini.hidden{transform:translateY(-88%)}
-  .vtv-mini-frame{position:relative;width:100%;aspect-ratio:16/9;background:#000;max-height:180px}
-  .vtv-mini-frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
-  .vtv-mini-bar{display:flex;align-items:center;justify-content:space-between;padding:3px 8px;background:linear-gradient(90deg,#003366,#1a1a1a)}
-  .vtv-mini-ch{font-size:10px;font-weight:700;color:#00ccff}
-  .vtv-mini-epg{font-size:9px;color:#8ab4d8;max-width:180px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-left:8px}
-  .vtv-mini-btns{display:flex;gap:3px}
-  .vtv-mini-btn{background:#1a2a3a;border:1px solid #2a3a4a;color:#8ab4d8;font-size:9px;padding:2px 6px;border-radius:4px;cursor:pointer}
-  .vtv-mini-btn:hover{background:#0b4a7a;color:#fff}
-  .vtv-mini-btn.x{background:#600;border-color:#900;color:#f66}
-  .vtv-mini-btn.x:hover{background:#900;color:#fff}
-  .vtv-mini-peek{position:absolute;bottom:-18px;right:10px;background:#0066cc;color:#fff;font-size:9px;padding:2px 8px;border-radius:0 0 6px 6px;cursor:pointer;display:none}
-  .vtv-mini.hidden .vtv-mini-peek{display:block}
-  `;
-  document.head.appendChild(style);
-
-  // ===== HELPERS =====
-  function fmtSec(s){ return String(Math.floor(s/60)).padStart(2,'0')+':'+String(Math.floor(s%60)).padStart(2,'0'); }
-  function escH(s){ return String(s||'').replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;'); }
-
-  function recStatus(msg, type) {
-    const el = document.getElementById('vtv-rec-status');
-    if (el) { el.textContent = msg; el.className = 'rec-status' + (type ? ' ' + type : ''); }
-  }
-
-  function downloadBlob(blob, filename) {
-    const a = document.createElement('a');
-    a.href = URL.createObjectURL(blob); a.download = filename; a.click();
-    URL.revokeObjectURL(a.href);
-    recStatus('✅ Đã tải: ' + filename, 'ok');
-  }
-
-  function showProc(text) {
-    const el = document.getElementById('vtv-rec-proc');
-    if (el) { el.style.display = 'block'; document.getElementById('vtv-rec-proc-text').textContent = text; }
-  }
-  function hideProc() {
-    const el = document.getElementById('vtv-rec-proc');
-    if (el) el.style.display = 'none';
-  }
-
-  // ===== UPLOAD TO WALL (Short AI) =====
-  function uploadToWall(blob, title, source) {
-    const formData = new FormData();
-    formData.append('video', blob, `vtv-${_currentCh}-${Date.now()}.webm`);
-    formData.append('title', title || `Record LIVE ${_currentCh?.toUpperCase()} - ${new Date().toLocaleString('vi-VN')}`);
-    formData.append('source', source || 'vtv_inline_recorder');
-    showProc('⏳ Đang upload lên Short AI...');
-    return fetch('/api/wall', { method: 'POST', body: formData })
-      .then(r => r.json())
-      .then(data => {
-        hideProc();
-        if (data.ok) {
-          recStatus('✅ Đã tạo Short AI! Xem trong mục Tường AI.', 'ok');
-          return data;
-        } else {
-          throw new Error(data.error || 'Upload lỗi');
-        }
-      })
-      .catch(e => {
-        hideProc();
-        recStatus('⚠️ ' + e.message + '. Đang tải về...', 'err');
-        setTimeout(() => downloadBlob(blob, `vtv-${_currentCh}-${Date.now()}.webm`), 800);
-        throw e;
-      });
-  }
-
-  // ===== AI TITLE GENERATION =====
-  async function generateAITitle(blob, channelName) {
-    // Get video info for AI context
-    return new Promise((resolve) => {
-      const video = document.createElement('video');
-      video.src = URL.createObjectURL(blob);
-      video.muted = true;
-      video.onloadedmetadata = function() {
-        URL.revokeObjectURL(video.src);
-        const dur = Math.round(video.duration || 0);
-        const w = video.videoWidth, h = video.videoHeight;
-        // Generate title based on channel + duration + timestamp
-        const now = new Date();
-        const timeStr = now.toLocaleTimeString('vi-VN',{hour:'2-digit',minute:'2-digit'});
-        const dateStr = now.toLocaleDateString('vi-VN',{day:'2-digit',month:'2-digit'});
-        const titles = [
-          `🔴 LIVE ${channelName} - ${timeStr} ${dateStr}`,
-          `📺 ${channelName} - Video ngắn ${dur}s`,
-          `🎬 ${channelName} Record - ${timeStr}`,
-          `⚡ ${channelName} Highlights - ${dateStr}`,
-          `📱 ${channelName} Short - ${timeStr} ${dateStr}`,
-        ];
-        // Pick one based on duration
-        const idx = dur < 15 ? 4 : dur < 30 ? 1 : dur < 45 ? 2 : 0;
-        resolve(titles[idx % titles.length]);
-      };
-      video.onerror = function() {
-        URL.revokeObjectURL(video.src);
-        resolve(`📺 Record ${channelName} - ${new Date().toLocaleTimeString('vi-VN',{hour:'2-digit',minute:'2-digit'})}`);
-      };
-    });
-  }
-
-  // ===== BUILD INLINE RECORDER =====
-  function buildInlineRecorder() {
-    const controls = document.querySelector('.vtv-controls');
-    if (!controls || document.getElementById('vtv-rec-btn')) return;
-
-    const recBtn = document.createElement('button');
-    recBtn.id = 'vtv-rec-btn';
-    recBtn.className = 'vtv-rec-btn';
-    recBtn.innerHTML = '<svg viewBox="0 0 24 24"><circle cx="12" cy="12" r="8"/></svg> Record';
-    recBtn.title = 'Record video ngắn từ LIVE (max 60s)';
-    recBtn.onclick = toggleRecPanel;
-    controls.appendChild(recBtn);
-
-    const inlineRec = document.createElement('div');
-    inlineRec.id = 'vtv-inline-rec';
-    inlineRec.className = 'vtv-inline-rec';
-    inlineRec.innerHTML = `
-      <div class="rec-time">
-        <span id="vtv-rec-time-start">00:00</span>
-        <span id="vtv-rec-time-dur">Duration: 0s</span>
-        <span id="vtv-rec-time-end">01:00</span>
-      </div>
-      <div class="rec-bar" id="vtv-rec-bar">
-        <div class="rec-progress" id="vtv-rec-progress"></div>
-        <div class="rec-marker s" id="vtv-rec-mk-start" style="display:none"></div>
-        <div class="rec-marker e" id="vtv-rec-mk-end" style="display:none"></div>
-      </div>
-      <div class="rec-controls">
-        <button class="rec-set-start" id="vtv-rec-set-start" onclick="window._vtvRecSetStart()">🔵 Điểm đầu</button>
-        <button class="rec-set-end" id="vtv-rec-set-end" onclick="window._vtvRecSetEnd()" disabled>🔴 Điểm cuối</button>
-        <button class="rec-go" id="vtv-rec-go" onclick="window._vtvRecGo()" disabled>⏺ Record!</button>
-        <button class="rec-reset" onclick="window._vtvRecReset()">↺ Reset</button>
-      </div>
-      <div class="rec-hint" id="vtv-rec-hint">Chọn điểm bắt đầu → kết thúc (tối đa 60s)</div>
-      <div class="rec-status" id="vtv-rec-status">Sẵn sàng</div>
-    `;
-    controls.parentNode.insertBefore(inlineRec, controls.nextSibling);
-
-    const recPanel = document.createElement('div');
-    recPanel.id = 'vtv-rec-panel';
-    recPanel.className = 'vtv-rec-panel';
-    recPanel.innerHTML = `
-      <div class="rec-panel-title">🎬 Đã record xong!</div>
-      <div class="rec-preview-wrap" id="vtv-rec-preview-wrap" style="display:none">
-        <video id="vtv-rec-preview-vid" controls style="max-width:100%;max-height:180px;border-radius:6px;background:#000"></video>
-      </div>
-      <input type="text" class="rec-title-input" id="vtv-rec-title-input" placeholder="Tiêu đề video (để trống = AI tự tạo)">
-      <div class="rec-ai-title-row">
-        <button onclick="window._vtvRecGenAITitle()" id="vtv-rec-ai-btn">🤖 AI tạo tiêu đề</button>
-      </div>
-      <div class="rec-ratio-row">
-        <button class="active" data-ratio="original" onclick="window._vtvRecSetRatio('original')">📺 Gốc</button>
-        <button data-ratio="1:1" onclick="window._vtvRecSetRatio('1:1')">⬜ 1:1</button>
-        <button data-ratio="9:16" onclick="window._vtvRecSetRatio('9:16')">📱 9:16</button>
-      </div>
-      <div class="rec-actions">
-        <button class="rec-download" onclick="window._vtvRecDownload()">💾 Lưu về máy</button>
-        <button class="rec-share" onclick="window._vtvRecShare()">🎬 Tạo Short AI</button>
-      </div>
-      <div class="rec-proc" id="vtv-rec-proc">
-        <div class="vtv-spinner" style="width:20px;height:20px;margin:0 auto 6px"></div>
-        <span id="vtv-rec-proc-text">Đang xử lý...</span>
-      </div>
-    `;
-    inlineRec.parentNode.insertBefore(recPanel, inlineRec.nextSibling);
-
-    document.getElementById('vtv-rec-bar').addEventListener('click', function(e) {
-      if (!_rec.isRecording) handleRecBarClick(e);
-    });
-
-    document.getElementById('vtv-rec-mk-start').addEventListener('mousedown', function(e){ e.preventDefault(); e.stopPropagation(); _rec._dragMarker = 'start'; });
-    document.getElementById('vtv-rec-mk-start').addEventListener('touchstart', function(e){ e.preventDefault(); e.stopPropagation(); _rec._dragMarker = 'start'; }, {passive:false});
-    document.getElementById('vtv-rec-mk-end').addEventListener('mousedown', function(e){ e.preventDefault(); e.stopPropagation(); _rec._dragMarker = 'end'; });
-    document.getElementById('vtv-rec-mk-end').addEventListener('touchstart', function(e){ e.preventDefault(); e.stopPropagation(); _rec._dragMarker = 'end'; }, {passive:false});
-  }
-
-  // Global drag
-  document.addEventListener('mousemove', function(e) { if (_rec._dragMarker) dragMarker(e.clientX); });
-  document.addEventListener('touchmove', function(e) { if (_rec._dragMarker) dragMarker(e.touches[0].clientX); }, {passive:false});
-  document.addEventListener('mouseup', function(){ _rec._dragMarker = null; });
-  document.addEventListener('touchend', function(){ _rec._dragMarker = null; });
-
-  function dragMarker(clientX) {
-    const bar = document.getElementById('vtv-rec-bar');
-    if (!bar) return;
-    const rect = bar.getBoundingClientRect();
-    const pct = Math.max(0, Math.min(1, (clientX - rect.left) / rect.width));
-    const time = pct * 60;
-    if (_rec._dragMarker === 'start') {
-      if (_rec.endTime !== null && time >= _rec.endTime - 1) return;
-      _rec.startTime = time;
-      const mk = document.getElementById('vtv-rec-mk-start');
-      mk.style.display = 'block'; mk.style.left = (pct * 100) + '%';
-      document.getElementById('vtv-rec-time-start').textContent = fmtSec(time);
-    } else {
-      if (_rec.startTime !== null && time <= _rec.startTime + 1) return;
-      _rec.endTime = time;
-      const mk = document.getElementById('vtv-rec-mk-end');
-      mk.style.display = 'block'; mk.style.left = (pct * 100) + '%';
-      document.getElementById('vtv-rec-time-end').textContent = fmtSec(time);
-    }
-    updateRecBar();
-  }
-
-  function handleRecBarClick(e) {
-    const video = document.getElementById('vtv-player');
-    if (!video || !video.src) { recStatus('⚠️ Chưa có stream!'); return; }
-    const bar = document.getElementById('vtv-rec-bar');
-    const rect = bar.getBoundingClientRect();
-    const pct = Math.max(0, Math.min(1, (e.clientX - rect.left) / rect.width));
-    const time = pct * 60;
-    if (_rec.startTime === null) {
-      _rec.startTime = time;
-      const mk = document.getElementById('vtv-rec-mk-start');
-      mk.style.display = 'block'; mk.style.left = (pct * 100) + '%';
-      document.getElementById('vtv-rec-time-start').textContent = fmtSec(time);
-      document.getElementById('vtv-rec-set-end').disabled = false;
-      recStatus('Điểm đầu: ' + fmtSec(time) + '. Chọn điểm cuối.', '');
-    } else if (_rec.endTime === null) {
-      if (time <= _rec.startTime) { recStatus('⚠️ Điểm cuối phải sau điểm đầu!', 'err'); return; }
-      const dur = time - _rec.startTime;
-      if (dur > 60) { recStatus('⚠️ Tối đa 60s!', 'err'); return; }
-      _rec.endTime = time;
-      const mk = document.getElementById('vtv-rec-mk-end');
-      mk.style.display = 'block'; mk.style.left = (pct * 100) + '%';
-      document.getElementById('vtv-rec-time-end').textContent = fmtSec(time);
-      updateRecBar();
-      recStatus('✅ ' + Math.round(dur) + 's. Nhấn Record!', 'ok');
-      document.getElementById('vtv-rec-go').disabled = false;
-    }
-  }
-
-  function updateRecBar() {
-    const s = _rec.startTime || 0, e = _rec.endTime || 60;
-    const dur = e - s;
-    document.getElementById('vtv-rec-progress').style.left = (s/60*100) + '%';
-    document.getElementById('vtv-rec-progress').style.width = (dur/60*100) + '%';
-    document.getElementById('vtv-rec-time-dur').textContent = 'Duration: ' + Math.round(dur) + 's';
-  }
-
-  // ===== RECORDER CONTROLS =====
-  window._vtvRecSetStart = function() {
-    const video = document.getElementById('vtv-player');
-    if (!video || !video.src) { recStatus('⚠️ Chưa có stream!', 'err'); return; }
-    _rec.startTime = video.currentTime || 0;
-    const pct = _rec.startTime / 60 * 100;
-    const mk = document.getElementById('vtv-rec-mk-start');
-    mk.style.display = 'block'; mk.style.left = pct + '%';
-    document.getElementById('vtv-rec-time-start').textContent = fmtSec(_rec.startTime);
-    document.getElementById('vtv-rec-set-end').disabled = false;
-    recStatus('Điểm đầu: ' + fmtSec(_rec.startTime), '');
-  };
-
-  window._vtvRecSetEnd = function() {
-    if (_rec.startTime === null) { recStatus('⚠️ Chọn điểm đầu trước!', 'err'); return; }
-    const video = document.getElementById('vtv-player');
-    if (!video) return;
-    const cur = video.currentTime || 0;
-    if (cur <= _rec.startTime) { recStatus('⚠️ Điểm cuối phải sau điểm đầu!', 'err'); return; }
-    const dur = cur - _rec.startTime;
-    if (dur > 60) { recStatus('⚠️ Tối đa 60s!', 'err'); return; }
-    _rec.endTime = cur;
-    const pct = cur / 60 * 100;
-    const mk = document.getElementById('vtv-rec-mk-end');
-    mk.style.display = 'block'; mk.style.left = pct + '%';
-    document.getElementById('vtv-rec-time-end').textContent = fmtSec(cur);
-    updateRecBar();
-    recStatus('✅ ' + Math.round(dur) + 's. Nhấn Record!', 'ok');
-    document.getElementById('vtv-rec-go').disabled = false;
-  };
-
-  window._vtvRecReset = function() {
-    _rec.startTime = null; _rec.endTime = null; _rec.isRecording = false; _rec.blob = null;
-    if (_rec.recorder && _rec.recorder.state !== 'inactive') _rec.recorder.stop();
-    clearTimeout(_rec._recTimer);
-    document.getElementById('vtv-rec-mk-start').style.display = 'none';
-    document.getElementById('vtv-rec-mk-end').style.display = 'none';
-    document.getElementById('vtv-rec-progress').style.width = '0%';
-    document.getElementById('vtv-rec-time-start').textContent = '00:00';
-    document.getElementById('vtv-rec-time-end').textContent = '01:00';
-    document.getElementById('vtv-rec-time-dur').textContent = 'Duration: 0s';
-    document.getElementById('vtv-rec-set-start').disabled = false;
-    document.getElementById('vtv-rec-set-end').disabled = true;
-    document.getElementById('vtv-rec-go').disabled = true;
-    document.getElementById('vtv-rec-panel').classList.remove('show');
-    document.getElementById('vtv-rec-title-input').value = '';
-    recStatus('Đã reset.', '');
-    const btn = document.getElementById('vtv-rec-btn');
-    if (btn) { btn.classList.remove('recording'); btn.innerHTML = '<svg viewBox="0 0 24 24"><circle cx="12" cy="12" r="8"/></svg> Record'; }
-  };
-
-  window._vtvRecSetRatio = function(ratio) {
-    _rec.ratio = ratio;
-    document.querySelectorAll('#vtv-rec-panel .rec-ratio-row button').forEach(b => b.classList.toggle('active', b.dataset.ratio === ratio));
-  };
-
-  // ===== RECORD — captureStream with audio (unmute during record) =====
-  window._vtvRecGo = function() {
-    if (_rec.startTime === null || _rec.endTime === null) return;
-    if (_rec.isRecording) {
-      if (_rec.recorder && _rec.recorder.state !== 'inactive') _rec.recorder.stop();
-      _rec.isRecording = false;
-      clearTimeout(_rec._recTimer);
-      const btn = document.getElementById('vtv-rec-btn');
-      if (btn) { btn.classList.remove('recording'); btn.innerHTML = '<svg viewBox="0 0 24 24"><circle cx="12" cy="12" r="8"/></svg> Record'; }
-      return;
-    }
-
-    const video = document.getElementById('vtv-player');
-    if (!video) { recStatus('⚠️ Không tìm thấy video!', 'err'); return; }
-
-    _rec.chunks = [];
-    _rec.isRecording = true;
-
-    // CRITICAL: Unmute video so captureStream includes audio tracks
-    const wasMuted = video.muted;
-    video.muted = false;
-    // Also set volume low so user doesn't hear double audio
-    const wasVolume = video.volume;
-    video.volume = 0.3;
-
-    let stream;
-    try {
-      stream = video.captureStream ? video.captureStream() : video.mozCaptureStream();
-      if (!stream) throw new Error('captureStream not supported');
-    } catch(e) {
-      video.muted = wasMuted; video.volume = wasVolume;
-      recStatus('❌ ' + e.message, 'err');
-      _rec.isRecording = false;
-      return;
-    }
-
-    const audioTracks = stream.getAudioTracks();
-    console.log('[VTV Rec] Audio tracks:', audioTracks.length, 'Video tracks:', stream.getVideoTracks().length);
-
-    let mimeType = 'video/webm;codecs=vp9,opus';
-    if (!MediaRecorder.isTypeSupported(mimeType)) mimeType = 'video/webm;codecs=vp8,opus';
-    if (!MediaRecorder.isTypeSupported(mimeType)) mimeType = 'video/webm';
-
-    try { _rec.recorder = new MediaRecorder(stream, {mimeType}); }
-    catch(e) {
-      video.muted = wasMuted; video.volume = wasVolume;
-      recStatus('❌ Lỗi MediaRecorder: ' + e.message, 'err');
-      _rec.isRecording = false;
-      return;
-    }
-
-    _rec.recorder.ondataavailable = e => { if(e.data && e.data.size > 0) _rec.chunks.push(e.data); };
-    _rec.recorder.onstop = function() {
-      _rec.isRecording = false;
-      video.muted = wasMuted;
-      video.volume = wasVolume;
-      _rec.blob = new Blob(_rec.chunks, {type: 'video/webm'});
-      const btn = document.getElementById('vtv-rec-btn');
-      if (btn) { btn.classList.remove('recording'); btn.innerHTML = '<svg viewBox="0 0 24 24"><circle cx="12" cy="12" r="8"/></svg> Record'; }
-      document.getElementById('vtv-rec-panel').classList.add('show');
-      const pv = document.getElementById('vtv-rec-preview-vid');
-      pv.src = URL.createObjectURL(_rec.blob);
-      document.getElementById('vtv-rec-preview-wrap').style.display = 'block';
-      const sizeMB = (_rec.blob.size/1024/1024).toFixed(1);
-      const hasAudio = _rec.blob.size > 50000; // rough heuristic
-      recStatus('✅ Record xong! ' + sizeMB + 'MB' + (audioTracks.length > 0 ? ' (có audio)' : ' (video only)'), 'ok');
-    };
-    _rec.recorder.onerror = e => {
-      _rec.isRecording = false;
-      video.muted = wasMuted; video.volume = wasVolume;
-      recStatus('❌ Lỗi: ' + (e.error?.message||'?'), 'err');
-    };
-
-    _rec.recorder.start(500); // 500ms timeslice
-    video.currentTime = _rec.startTime;
-
-    const btn = document.getElementById('vtv-rec-btn');
-    if (btn) { btn.classList.add('recording'); btn.innerHTML = '<svg viewBox="0 0 24 24"><rect x="6" y="6" width="12" height="12" rx="2"/></svg> Dừng'; }
-    recStatus('🔴 ĐANG RECORD...' + (audioTracks.length > 0 ? ' (có audio)' : ''), 'recording');
-
-    const dur = (_rec.endTime - _rec.startTime) * 1000;
-    _rec._recTimer = setTimeout(() => {
-      if (_rec.isRecording && _rec.recorder && _rec.recorder.state !== 'inactive') _rec.recorder.stop();
-    }, dur + 500);
-  };
-
-  // ===== AI TITLE =====
-  window._vtvRecGenAITitle = async function() {
-    if (!_rec.blob) { recStatus('⚠️ Chưa record!', 'err'); return; }
-    const btn = document.getElementById('vtv-rec-ai-btn');
-    const input = document.getElementById('vtv-rec-title-input');
-    if (!btn || !input) return;
-
-    btn.disabled = true;
-    btn.textContent = '⏳ Đang tạo...';
-
-    try {
-      const ch = CHANNELS.find(c => c.id === _currentCh);
-      const channelName = ch ? ch.name : (_currentCh || 'VTV');
-      const title = await generateAITitle(_rec.blob, channelName);
-      input.value = title;
-      recStatus('✅ Đã tạo tiêu đề AI: ' + title, 'ok');
-    } catch(e) {
-      recStatus('⚠️ Lỗi AI: ' + e.message, 'err');
-    } finally {
-      btn.disabled = false;
-      btn.textContent = '🤖 AI tạo tiêu đề';
-    }
-  };
-
-  // ===== DOWNLOAD =====
-  window._vtvRecDownload = function() {
-    if (!_rec.blob) return;
-    const title = document.getElementById('vtv-rec-title-input')?.value || '';
-    if (_rec.ratio === 'original') {
-      downloadBlob(_rec.blob, `vtv-${_currentCh}-${Date.now()}.webm`);
-    } else {
-      processRatio(_rec.blob, _rec.ratio, 'download', title);
-    }
-  };
-
-  // ===== SHARE TO SHORT AI =====
-  window._vtvRecShare = function() {
-    if (!_rec.blob) return;
-    const title = document.getElementById('vtv-rec-title-input')?.value || '';
-    if (_rec.ratio !== 'original') {
-      processRatio(_rec.blob, _rec.ratio, 'upload', title);
-    } else {
-      uploadToWall(_rec.blob, title);
-    }
-  };
-
-  // ===== RATIO CROP — v6: reliable render =====
-  // Key fixes:
-  //   1. video.volume=0 (not muted) to avoid autoplay block
-  //   2. video.ended event to stop (NOT setTimeout with duration)
-  //   3. 200ms timeslice for frequent data collection
-  //   4. rec.requestData() flush before stop
-  //   5. Parallel audioVideo element to capture audio from blob
-  function processRatio(blob, ratio, action, title) {
-    showProc(`🔄 Đang xử lý ${ratio}...`);
-
-    const video = document.createElement('video');
-    video.src = URL.createObjectURL(blob);
-    video.volume = 0;
-    video.preload = 'auto';
-    video.playsInline = true;
-
-    function onReady() {
-      video.removeEventListener('loadedmetadata', onReady);
-      video.removeEventListener('canplay', onReady);
-
-      const vw = video.videoWidth, vh = video.videoHeight;
-      if (!vw || !vh) {
-        hideProc(); recStatus('❌ Video không có kích thước hợp lệ.', 'err');
-        URL.revokeObjectURL(video.src); return;
-      }
-
-      let cw, ch, sx, sy;
-      if (ratio === '1:1') {
-        const size = Math.min(vw, vh); cw = ch = size;
-        sx = Math.floor((vw - size) / 2); sy = Math.floor((vh - size) / 2);
-      } else if (ratio === '9:16') {
-        ch = vh; cw = Math.min(vw, Math.round(vh * 9 / 16));
-        sx = Math.floor((vw - cw) / 2); sy = 0;
-      } else { cw = vw; ch = vh; sx = sy = 0; }
-
-      showProc(`🔄 Render ${cw}x${ch}...`);
-
-      const canvas = document.createElement('canvas');
-      canvas.width = cw; canvas.height = ch;
-      const ctx = canvas.getContext('2d');
-      const canvasStream = canvas.captureStream(30);
-
-      // Parallel video to capture audio from blob
-      let recordStream = canvasStream;
-      const audioVideo = document.createElement('video');
-      audioVideo.src = video.src;
-      audioVideo.muted = true;
-      audioVideo.volume = 0;
-      audioVideo.preload = 'auto';
-      audioVideo.playsInline = true;
-
-      audioVideo.onloadedmetadata = function() {
-        try {
-          const aStr = audioVideo.captureStream ? audioVideo.captureStream() : null;
-          if (aStr) {
-            const tracks = aStr.getAudioTracks();
-            if (tracks.length > 0) {
-              recordStream = new MediaStream([...canvasStream.getVideoTracks(), ...tracks]);
-              console.log('[VTV Crop] Audio merged:', tracks.length, 'tracks');
-            }
-          }
-        } catch(e) { console.warn('[VTV Crop] Audio merge failed:', e); }
-      };
-
-      const mime = MediaRecorder.isTypeSupported('video/webm;codecs=vp9,opus')
-        ? 'video/webm;codecs=vp9,opus'
-        : MediaRecorder.isTypeSupported('video/webm;codecs=vp8,opus')
-          ? 'video/webm;codecs=vp8,opus' : 'video/webm';
-
-      let rec;
-      try { rec = new MediaRecorder(recordStream, {mimeType: mime}); }
-      catch(e) { hideProc(); recStatus('❌ Lỗi MediaRecorder: ' + e.message, 'err'); URL.revokeObjectURL(video.src); return; }
-
-      const chunks = [];
-      rec.ondataavailable = e => { if(e.data && e.data.size > 0) chunks.push(e.data); };
-      rec.onstop = () => {
-        hideProc(); URL.revokeObjectURL(video.src);
-        if (chunks.length === 0) {
-          recStatus('❌ Render thất bại. Thử lại hoặc chọn "Gốc".', 'err');
-          return;
-        }
-        const out = new Blob(chunks, {type: 'video/webm'});
-        if (action === 'download') {
-          downloadBlob(out, `vtv-${_currentCh}-${ratio.replace(':','x')}-${Date.now()}.webm`);
-        } else {
-          uploadToWall(out, title);
-        }
-      };
-      rec.onerror = e => { hideProc(); recStatus('❌ Lỗi render: ' + (e.error?.message || '?'), 'err'); URL.revokeObjectURL(video.src); };
-
-      rec.start(200);
-
-      audioVideo.play().catch(() => {});
-
-      video.play().then(() => {
-        let finished = false;
-        function finish() {
-          if (finished) return;
-          finished = true;
-          try { rec.requestData(); } catch(e) {}
-          setTimeout(() => {
-            if (rec.state !== 'inactive') rec.stop();
-            try { audioVideo.pause(); } catch(e) {}
-          }, 300);
-        }
-        video.onended = finish;
-        audioVideo.onended = finish;
-
-        function draw() {
-          if (video.paused || video.ended) return;
-          ctx.drawImage(video, sx, sy, cw, ch, 0, 0, cw, ch);
-          requestAnimationFrame(draw);
-        }
-        draw();
-      }).catch(e => {
-        hideProc(); recStatus('❌ Lỗi phát video: ' + e.message, 'err');
-        URL.revokeObjectURL(video.src);
-      });
-    }
-
-    video.onerror = function() {
-      hideProc(); recStatus('❌ Không đọc được video.', 'err');
-      URL.revokeObjectURL(video.src);
-    };
-
-    video.addEventListener('loadedmetadata', onReady);
-    video.addEventListener('canplay', onReady);
-  }
-
-  // ===== TOGGLE REC PANEL =====
-  function toggleRecPanel() {
-    const panel = document.getElementById('vtv-inline-rec');
-    if (!panel) { buildInlineRecorder(); setTimeout(toggleRecPanel, 200); return; }
-    _rec.active = !_rec.active;
-    panel.classList.toggle('show', _rec.active);
-    const btn = document.getElementById('vtv-rec-btn');
-    if (btn) {
-      if (_rec.active) {
-        btn.style.background = '#3a1a1a';
-        btn.innerHTML = '<svg viewBox="0 0 24 24"><rect x="6" y="6" width="12" height="12" rx="2"/></svg> Đóng';
-      } else {
-        btn.style.background = '';
-        btn.innerHTML = '<svg viewBox="0 0 24 24"><circle cx="12" cy="12" r="8"/></svg> Record';
-        document.getElementById('vtv-rec-panel').classList.remove('show');
-      }
-    }
-  }
-
-  // ===== PIN BUTTON =====
-  function setupPinButton(){
-    const block = document.getElementById('vtv-block');
-    if(!block) return;
-    const header = block.querySelector('.vtv-head');
-    if(!header || document.getElementById('vtv-pin-btn')) return;
-    const btn = document.createElement('button');
-    btn.id = 'vtv-pin-btn'; btn.className = 'vtv-pin-btn';
-    btn.innerHTML = '📌 Ghim';
-    btn.title = 'Ghim VTV cố định trên đầu trang';
-    btn.onclick = function(e){
-      e.stopPropagation(); _vtvPinned = !_vtvPinned;
-      if(_vtvPinned){ block.classList.add('vtv-sticky'); btn.classList.add('pinned'); btn.innerHTML = '📌 Đã ghim'; }
-      else { block.classList.remove('vtv-sticky'); btn.classList.remove('pinned'); btn.innerHTML = '📌 Ghim'; }
-    };
-    header.style.position = 'relative';
-    header.appendChild(btn);
-  }
-
-  // ===== MINI PLAYER =====
-  function createMiniPlayer(){
-    if(document.getElementById('vtv-mini')) return;
-    const mini = document.createElement('div');
-    mini.className = 'vtv-mini'; mini.id = 'vtv-mini';
-    mini.innerHTML = `<div class="vtv-mini-frame"><video id="vtv-mini-vid" playsinline muted preload="auto"></video></div>
-      <div class="vtv-mini-bar"><div style="display:flex;align-items:center;flex:1;min-width:0"><span class="vtv-mini-ch" id="vtv-mini-ch">VTV</span><span class="vtv-mini-epg" id="vtv-mini-epg"></span></div>
-      <div class="vtv-mini-btns"><button class="vtv-mini-btn" id="vtv-mini-pip">📺</button><button class="vtv-mini-btn" id="vtv-mini-expand">⬆️</button><button class="vtv-mini-btn" id="vtv-mini-hide">⬇️</button><button class="vtv-mini-btn x" id="vtv-mini-close">✕</button></div></div>
-      <div class="vtv-mini-peek" id="vtv-mini-peek">📺 Xem</div>`;
-    document.body.appendChild(mini);
-    document.getElementById('vtv-mini-pip').onclick = async function(){
-      const v = document.getElementById('vtv-mini-vid');
-      try{ if(document.pictureInPictureElement === v) await document.exitPictureInPicture(); else await v.requestPictureInPicture(); }catch(e){}
-    };
-    document.getElementById('vtv-mini-expand').onclick = function(){ closeMiniPlayer(); if(typeof switchCat==='function') switchCat('home'); };
-    document.getElementById('vtv-mini-hide').onclick = ()=>{ mini.classList.add('hidden'); };
-    document.getElementById('vtv-mini-close').onclick = closeMiniPlayer;
-    document.getElementById('vtv-mini-peek').onclick = ()=>{ mini.classList.remove('hidden'); };
-  }
-  function closeMiniPlayer(){ const m=document.getElementById('vtv-mini'); if(m){const v=document.getElementById('vtv-mini-vid'); if(v){v.pause();v.src='';} m.remove();} _miniActive=false; }
-  function activateMiniPlayer(){
-    if(!_currentCh) return; createMiniPlayer(); _miniActive=true;
-    const mini=document.getElementById('vtv-mini'); const mv=document.getElementById('vtv-mini-vid'); const v=document.getElementById('vtv-player');
-    if(_hls){const h=new Hls({enableWorker:true,lowLatencyMode:true,startLevel:-1,capLevelToPlayerSize:true,maxBufferLength:10}); h.loadSource(STREAMS[_currentCh][0]); h.attachMedia(mv); mv.play().catch(()=>{});}
-    else if(v&&v.src){mv.src=v.src; mv.play().catch(()=>{});}
-    const ch=CHANNELS.find(c=>c.id===_currentCh); if(ch) document.getElementById('vtv-mini-ch').textContent=ch.name;
-    fetch('/api/vtv/epg/'+_currentCh).then(r=>r.json()).then(d=>{const p=d.programs||[]; const n=p.find(x=>x.now); document.getElementById('vtv-mini-epg').textContent=n?n.time+' '+n.title:(p[0]?p[0].time+' '+p[0].title:'');}).catch(()=>{});
-    mini.classList.add('show'); mini.classList.remove('hidden');
-  }
-
-  // ===== MAIN PLAYER =====
-  async function loadAllStreams(){
-    if(_loading) return; _loading=true;
-    const el=document.getElementById('vtv-load'); if(el) el.innerHTML='<div class="vtv-spinner"></div>Đang tải kênh...';
-    try{const r=await fetch('/api/vtv/streams',{signal:AbortSignal.timeout(10000)}); if(r.ok){const d=await r.json(); CHANNELS.forEach(ch=>{const i=d[ch.id]; if(i&&i.stream_url){let u=i.stream_url; if(NEEDS_PROXY.test(u)) u='/api/proxy/m3u8/vtv?url='+encodeURIComponent(u); STREAMS[ch.id]=[u];} else STREAMS[ch.id]=[];});}}catch(e){}
-    CHANNELS.forEach(ch=>{const t=document.getElementById('vtvt-'+ch.id); if(t){if(STREAMS[ch.id]&&STREAMS[ch.id].length>0){t.classList.remove('off'); t.textContent=ch.name;}else{t.style.opacity='0.35'; t.textContent=ch.name+' ✕';}}});
-    _loading=false; _streamsLoaded=true;
-  }
-
-  function buildBlock(){
-    const w=document.createElement('div'); w.className='vtv-wrap'; w.id='vtv-block';
-    let tabs=''; CHANNELS.forEach(ch=>{tabs+='<button class="vtv-tab off" id="vtvt-'+ch.id+'" onclick="window._vtvPlay(\''+ch.id+'\')">'+ch.name+'</button>';});
-    w.innerHTML='<div class="vtv-head"><span class="vtv-title">📺 VTV Trực Tuyến</span><span class="vtv-badge">● LIVE</span></div>'+
-      '<div class="vtv-tabs">'+tabs+'</div>'+
-      '<div class="vtv-frame"><div class="vtv-load" id="vtv-load"><div class="vtv-spinner"></div>Đang tải kênh...</div><video id="vtv-player" playsinline muted controls preload="auto" style="display:none"></video><div class="vtv-err" id="vtv-err" style="display:none"><span id="vtv-err-msg">Không thể tải kênh</span><button onclick="window._vtvRetry()">Thử lại</button></div></div>'+
-      '<div class="vtv-controls"><button class="vtv-pip-btn" id="vtv-pip-btn" onclick="window._vtvTogglePiP()"><svg viewBox="0 0 24 24"><rect x="2" y="4" width="20" height="16" rx="2" fill="none" stroke="currentColor" stroke-width="2"/><rect x="12" y="10" width="8" height="6" rx="1" fill="currentColor"/></svg>PiP</button><span style="flex:1"></span><span style="font-size:9px;color:#666" id="vtv-status"></span></div>'+
-      '<div class="vtv-epg" id="vtv-epg"><div class="vtv-epg-header"><span class="vtv-epg-title">📋 Lịch phát sóng</span><button class="vtv-epg-toggle" id="vtv-epg-toggle" onclick="window._vtvToggleEpg()">Ẩn</button></div><div class="vtv-epg-list" id="vtv-epg-list"><div class="vtv-epg-loading"><div class="vtv-epg-sp"></div>Đang tải...</div></div></div>';
-    return w;
-  }
-
-  async function loadEpg(chId){
-    const el=document.getElementById('vtv-epg-list'); if(!el) return;
-    el.innerHTML='<div class="vtv-epg-loading"><div class="vtv-epg-sp"></div>Đang tải lịch...</div>';
-    try{const r=await fetch('/api/vtv/epg/'+chId,{signal:AbortSignal.timeout(10000)}); if(!r.ok) throw new Error(); const d=await r.json(); const p=d.programs||[]; if(!p.length){el.innerHTML='<div class="vtv-epg-empty">Chưa có lịch</div>';return;} let h=''; p.forEach(x=>{const n=x.now?' now':''; h+='<div class="vtv-epg-item'+n+'"><span class="t">'+(x.time||'')+(x.end_time?'-'+x.end_time:'')+'</span> <span class="n">'+(x.title||'')+'</span></div>';}); el.innerHTML=h; const ni=el.querySelector('.vtv-epg-item.now'); if(ni) ni.scrollIntoView({behavior:'smooth',inline:'center',block:'nearest'});}catch(e){el.innerHTML='<div class="vtv-epg-empty">Không tải được lịch</div>';}
-  }
-
-  window._vtvToggleEpg=function(){const l=document.getElementById('vtv-epg-list'),b=document.getElementById('vtv-epg-toggle'); if(!l||!b)return; if(l.style.display==='none'){l.style.display='flex';b.textContent='Ẩn';}else{l.style.display='none';b.textContent='Hiện';}};
-  window._vtvTogglePiP=async function(){const v=document.getElementById('vtv-player'); const b=document.getElementById('vtv-pip-btn'); if(!v)return; try{if(document.pictureInPictureElement===v){await document.exitPictureInPicture();_pipActive=false;if(b)b.classList.remove('on');}else{await v.requestPictureInPicture();_pipActive=true;if(b)b.classList.add('on');}}catch(e){}};
-
-  function pinBlock(){
-    const h=document.getElementById('view-home'); if(!h||document.getElementById('vtv-block')) return;
-    h.insertBefore(buildBlock(),h.firstChild); _blockInserted=true;
-    setTimeout(()=>{setupPinButton();buildInlineRecorder();},500);
-    if(!_streamsLoaded){loadAllStreams().then(()=>{setTimeout(()=>window._vtvPlay(DEFAULT_CHANNEL),300);});}
-  }
-
-  window._vtvRetry=function(){if(_currentCh)window._vtvPlay(_currentCh);};
-
-  window._vtvPlay=function(chId){
-    const ch=CHANNELS.find(c=>c.id===chId); if(!ch) return; _currentCh=chId;
-    document.querySelectorAll('.vtv-tab').forEach(t=>t.classList.remove('on'));
-    const tab=document.getElementById('vtvt-'+chId); if(tab) tab.classList.add('on');
-    const video=document.getElementById('vtv-player'); const errEl=document.getElementById('vtv-err'); const loadEl=document.getElementById('vtv-load'); const errMsg=document.getElementById('vtv-err-msg');
-    video.style.display='none'; errEl.style.display='none'; loadEl.style.display='flex';
-    loadEl.innerHTML='<div class="vtv-spinner"></div>Đang kết nối '+ch.name+'...';
-    if(_hls){_hls.destroy();_hls=null;}
-    const urls=STREAMS[chId]||[];
-    if(!urls.length){loadEl.style.display='none';errEl.style.display='flex';errMsg.textContent=chId==='vtvprime'?'VTVPrime: Kênh trả phí.':ch.name+': Không có luồng.';return;}
-    _tryPlay(video,urls,0,ch.name,loadEl,errEl,errMsg);
-    loadEpg(chId);
-    if(_miniActive){document.getElementById('vtv-mini-ch').textContent=ch.name;fetch('/api/vtv/epg/'+_currentCh).then(r=>r.json()).then(d=>{const p=d.programs||[];const n=p.find(x=>x.now);document.getElementById('vtv-mini-epg').textContent=n?n.time+' '+n.title:(p[0]?p[0].time+' '+p[0].title:'');}).catch(()=>{});}
-  };
-
-  function _tryPlay(video,urls,idx,name,loadEl,errEl,errMsg){
-    if(idx>=urls.length){loadEl.style.display='none';errEl.style.display='flex';errMsg.textContent=name+': Tất cả nguồn lỗi.';return;}
-    const src=urls[idx]; loadEl.innerHTML='<div class="vtv-spinner"></div>Kết nối '+name+' ('+(idx+1)+'/'+urls.length+')...';
-    if(typeof Hls!=='undefined'&&Hls.isSupported()){
-      const hls=new Hls({enableWorker:true,lowLatencyMode:true,startLevel:-1,capLevelToPlayerSize:true,maxBufferLength:20}); _hls=hls; hls.loadSource(src); hls.attachMedia(video);
-      hls.on(Hls.Events.MANIFEST_PARSED,()=>{video.play().catch(()=>{});loadEl.style.display='none';video.style.display='block';});
-      let rec=0; hls.on(Hls.Events.ERROR,(ev,data)=>{if(data.fatal){if(data.type===Hls.ErrorTypes.NETWORK_ERROR){rec++;if(rec<=3)setTimeout(()=>hls.startLoad(),2000);else{hls.destroy();_hls=null;_tryPlay(video,urls,idx+1,name,loadEl,errEl,errMsg);}}else if(data.type===Hls.ErrorTypes.MEDIA_ERROR){try{hls.recoverMediaError();}catch(e){}}else{hls.destroy();_hls=null;_tryPlay(video,urls,idx+1,name,loadEl,errEl,errMsg);}}});
-    }else if(video.canPlayType('application/vnd.apple.mpegurl')){
-      video.src=src;
-      video.addEventListener('loadedmetadata',()=>{video.play().catch(()=>{});loadEl.style.display='none';video.style.display='block';},{once:true});
-      video.addEventListener('error',()=>{_tryPlay(video,urls,idx+1,name,loadEl,errEl,errMsg);},{once:true});
-    }else{loadEl.style.display='none';errEl.style.display='flex';errMsg.textContent='Không hỗ trợ HLS';}
-  }
-
-  // ===== NAV HOOKS =====
-  const _origShowView=window.showView;
-  window.showView=function(id){if(id==='view-home'&&_miniActive)closeMiniPlayer();else if(id!=='view-home'&&_currentCh&&STREAMS[_currentCh]&&STREAMS[_currentCh].length>0&&!_miniActive)activateMiniPlayer();return _origShowView.apply(this,arguments);};
-  const _origReadArticle=window.readArticle; if(_origReadArticle){window.readArticle=function(url){if(_currentCh&&STREAMS[_currentCh]&&STREAMS[_currentCh].length>0&&!_miniActive)activateMiniPlayer();return _origReadArticle.apply(this,arguments);};}
-  const _origSwitchCat=window.switchCat; if(_origSwitchCat){window.switchCat=function(id){if(id==='home'){if(_miniActive)closeMiniPlayer();}else if(_currentCh&&STREAMS[_currentCh]&&STREAMS[_currentCh].length>0&&!_miniActive)activateMiniPlayer();return _origSwitchCat.apply(this,arguments);};}
-
-  const _origLoadHome=window.loadHome;
-  if(_origLoadHome&&!_origLoadHome.__vtvWrapped){
-    window.loadHome=async function(){const old=document.getElementById('vtv-block');if(old)old.remove();_blockInserted=false;const r=await _origLoadHome.apply(this,arguments);try{pinBlock();}catch(e){}return r;};
-    window.loadHome.__vtvWrapped=true;
-  }
-})();
+placeholder