From 827693dfc40d6ce7b279e6e81be903079cdefa1f Mon Sep 17 00:00:00 2001 From: 3dtours Date: Sun, 2 Aug 2026 20:31:57 +0700 Subject: [PATCH] =?UTF-8?q?FIX:=20Media=20Explorer=20panel=20hi=E1=BB=83n?= =?UTF-8?q?=20th=E1=BB=8B=20n=E1=BB=99i=20dung=20th=C6=B0=20m=E1=BB=A5c=20?= =?UTF-8?q?c=E1=BB=A7a=20m=C3=A1y=20client=20v=C3=A0=20th=C3=AAm=20c=C3=A1?= =?UTF-8?q?c=20link=20c=E1=BB=A7a=20c=C3=A1c=20th=C6=B0=20m=E1=BB=A5c=20Fa?= =?UTF-8?q?vorited?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- app/static/js/app.jsx | 253 ++++++++++++++++++++++--------- app/static/js/app.precompiled.js | 29 ++-- 2 files changed, 196 insertions(+), 86 deletions(-) diff --git a/app/static/js/app.jsx b/app/static/js/app.jsx index 7525519..24ee459 100644 --- a/app/static/js/app.jsx +++ b/app/static/js/app.jsx @@ -9075,6 +9075,24 @@ const MediaExplorerPanel = ({ height }) => { try { return JSON.parse(localStorage.getItem('studio_media_explorer_favorites_v1') || '[]'); } catch (e) { return []; } }()); const [favContext, setFavContext] = React.useState(null); + const [favoritedExpanded, setFavoritedExpanded] = React.useState(true); + const [colWidths, setColWidths] = React.useState({ file: 260, size: 100, type: 100 }); + const startColResize = (colKey, e) => { + e.preventDefault(); + const startX = e.clientX; + const startWidth = colWidths[colKey]; + const onMouseMove = (moveEvent) => { + const deltaX = moveEvent.clientX - startX; + const newWidth = Math.max(50, startWidth + deltaX); + setColWidths(prev => ({ ...prev, [colKey]: newWidth })); + }; + const onMouseUp = () => { + document.removeEventListener('mousemove', onMouseMove); + document.removeEventListener('mouseup', onMouseUp); + }; + document.addEventListener('mousemove', onMouseMove); + document.addEventListener('mouseup', onMouseUp); + }; const [synthInst, setSynthInst] = React.useState(function() { var saved = localStorage.getItem('studio_media_explorer_synth'); return saved ? JSON.parse(saved) : null; @@ -9125,8 +9143,8 @@ const MediaExplorerPanel = ({ height }) => { // ── Session persistence: keep loaded folder/files/tree across panel toggles & reloads ── const SESSION_KEY = 'studio_media_explorer_session_v1'; - const saveClientRootHandle = () => { - if (!clientRoot || !window.indexedDB) return; + const saveClientRootHandle = (key = 'client_root', handle = clientRoot) => { + if (!handle || !window.indexedDB) return; try { const req = indexedDB.open('sonicforge_media_explorer', 1); req.onupgradeneeded = (e) => { @@ -9136,11 +9154,11 @@ const MediaExplorerPanel = ({ height }) => { req.onsuccess = () => { const db = req.result; const tx = db.transaction('root_handle', 'readwrite'); - tx.objectStore('root_handle').put(clientRoot, 'client_root'); + tx.objectStore('root_handle').put(handle, key); }; } catch (e) {} }; - const loadClientRootHandle = () => { + const loadClientRootHandle = (key = 'client_root') => { return new Promise((resolve) => { if (!window.indexedDB) { resolve(null); return; } try { @@ -9153,7 +9171,7 @@ const MediaExplorerPanel = ({ height }) => { const db = req.result; try { const tx = db.transaction('root_handle', 'readonly'); - const g = tx.objectStore('root_handle').get('client_root'); + const g = tx.objectStore('root_handle').get(key); g.onsuccess = () => resolve(g.result || null); g.onerror = () => resolve(null); } catch (e2) { resolve(null); } @@ -9204,26 +9222,71 @@ const MediaExplorerPanel = ({ height }) => { if (computerMode === 'client' && clientRoot && clientRoot.kind === 'directory') saveClientRootHandle(); }, [saveSession, computerMode, clientRoot]); - const restoreSession = React.useCallback(() => { - // Chỉ khôi phục favorites + các pref khác. KHÔNG khôi phục thư mục/tree đã mở: - // My Computer luôn phải hiển thị cây hệ thống client. - try { - const raw = localStorage.getItem(SESSION_KEY); - if (!raw) return; - const snap = JSON.parse(raw); - if (snap.folder) setFolder(snap.folder); - if (snap.computerMode) setComputerMode(snap.computerMode); - if (snap.clientRootName) setClientRoot({ name: snap.clientRootName }); - } catch (e) {} - }, []); - React.useEffect(() => { (async () => { - await restoreSession(); - // Chỉ nối lại FileSystemDirectoryHandle để client browsing hoạt động (không khôi phục folder cũ) + let lastFolder = 'library'; + let lastComputerPath = 'favorited'; + try { + const raw = localStorage.getItem(SESSION_KEY); + if (raw) { + const snap = JSON.parse(raw); + if (snap.folder) lastFolder = snap.folder; + if (snap.computerPath) lastComputerPath = snap.computerPath; + setFolder(lastFolder); + } + } catch (e) {} + + // 1. Khôi phục client-side root handle từ IndexedDB const savedHandle = await loadClientRootHandle(); + let restoredClientRoot = null; if (savedHandle && savedHandle.kind === 'directory') { setClientRoot(savedHandle); + restoredClientRoot = savedHandle; + setComputerMode('client'); + const rootEntry = { name: savedHandle.name, path: 'root', is_dir: true, handle: savedHandle }; + setComputerRoots([rootEntry]); + // Quét đúng 1 cấp con dưới root của client + await browseComputerDir(rootEntry); + } else { + setComputerRoots(null); + setComputerMode('client'); + } + + // 2. Khôi phục thư mục của phiên làm việc trước + if (lastFolder === 'computer' && lastComputerPath && lastComputerPath !== 'my_computer' && lastComputerPath !== 'favorited') { + if (restoredClientRoot) { + if (lastComputerPath === 'root') { + browseComputerDir({ name: restoredClientRoot.name, path: 'root', is_dir: true, handle: restoredClientRoot }); + } else if (lastComputerPath.startsWith('root/')) { + const segments = lastComputerPath.split('/').slice(1); + let curHandle = restoredClientRoot; + let success = true; + for (const seg of segments) { + try { + curHandle = await curHandle.getDirectoryHandle(seg); + } catch (err) { + success = false; + break; + } + } + if (success) { + browseComputerDir({ + name: segments[segments.length - 1] || restoredClientRoot.name, + path: lastComputerPath, + is_dir: true, + handle: curHandle + }); + } else { + setComputerPath('favorited'); + } + } else { + setComputerPath('favorited'); + } + } else { + setComputerPath('favorited'); + } + } else { + setComputerPath(lastComputerPath === 'my_computer' ? 'favorited' : (lastComputerPath || 'favorited')); } })(); // eslint-disable-next-line react-hooks/exhaustive-deps @@ -9244,11 +9307,14 @@ const MediaExplorerPanel = ({ height }) => { const folderFiles = React.useMemo(() => { if (folder === 'library') return MEDIA_LIBRARY_SAMPLES; if (folder === 'computer') { + if (computerPath === 'my_computer' || computerPath === 'favorited' || !computerPath) { + return favorites || []; + } const node = computerTree[computerPath] || { dirs: [] }; return [...(node.dirs || []), ...computerFiles]; } return userFiles.filter(f => (folder === 'uploads' ? (f.type || 'Upload') === 'Upload' : (f.type || 'Processed') === 'Processed')); - }, [folder, userFiles, computerFiles, computerTree, computerPath]); + }, [folder, userFiles, computerFiles, computerTree, computerPath, favorites]); const visibleFiles = React.useMemo(() => { const q = filterText.toLowerCase().trim(); @@ -9295,6 +9361,12 @@ const MediaExplorerPanel = ({ height }) => { } catch (e) { setPeaks(null); } }; + const openFavorited = () => { + setFolder('computer'); + setComputerPath('favorited'); + setComputerFiles([]); + }; + const openMyComputer = async () => { setFolder('computer'); const useClientRoot = async (rootHandle) => { @@ -9304,30 +9376,27 @@ const MediaExplorerPanel = ({ height }) => { setComputerRoots([rootEntry]); setComputerPath('root'); setComputerFiles([]); - const browsed = await browseComputerDir(rootEntry); - if (browsed && browsed.dirs) { - browsed.dirs.slice(0, 10).forEach(d => browseComputerDir(d)); - } + + // Lưu handle vào IndexedDB làm client_root và làm link Favorited + const favKey = 'client:' + rootHandle.name; + saveClientRootHandle('client_root', rootHandle); + saveClientRootHandle(favKey, rootHandle); + + // Tự động thêm link đến thư mục đó ở Favorited (không ghi đè các mục cũ) + setFavorites(prev => { + const exists = prev.some(f => f.path === favKey); + if (exists) return prev; + const next = [...prev, { path: favKey, name: rootHandle.name, is_dir: true }]; + try { localStorage.setItem('studio_media_explorer_favorites_v1', JSON.stringify(next)); } catch (e2) {} + return next; + }); + window.showToast && window.showToast('Đã thêm thư mục client vào Favorited: ' + rootHandle.name, 'info'); + + await browseComputerDir(rootEntry); return true; }; - // Ưu tiên client-side: root handle đã lưu (File System Access API) → tự động quét cây client - let savedHandle = null; - try { savedHandle = await loadClientRootHandle(); } catch (e) {} - if (savedHandle && savedHandle.kind === 'directory') { - // Yêu cầu lại quyền đọc (permission có thể bị thu hồi sau reload) - let permitted = true; - try { - if (typeof savedHandle.queryPermission === 'function') { - const st = await savedHandle.queryPermission({ mode: 'read' }); - if (st !== 'granted' && typeof savedHandle.requestPermission === 'function') { - const r = await savedHandle.requestPermission({ mode: 'read' }); - permitted = r === 'granted'; - } - } - } catch (e) { permitted = false; } - if (permitted) return useClientRoot(savedHandle); - } - // Chưa có quyền client → yêu cầu người dùng chọn thư mục để hiển thị cây phía client + + // Luôn bắt buộc hiện Window Picker chọn thư mục của client-side khi click vào My Computer if (window.showDirectoryPicker) { try { const picked = await window.showDirectoryPicker({ mode: 'read' }); @@ -9335,10 +9404,11 @@ const MediaExplorerPanel = ({ height }) => { return useClientRoot(picked); } } catch (e) { - // Người dùng hủy (AbortError) hoặc lỗi khác → rơi xuống quét server + // User cancelled or error } } - // Auto-scan ổ đĩa/thư mục hệ thống (server API = máy local) + + // Fallback sang Server-side chỉ khi browser không hỗ trợ setComputerMode('server'); setComputerRoots(null); try { @@ -9348,13 +9418,9 @@ const MediaExplorerPanel = ({ height }) => { const roots = data.roots || []; setComputerRoots(roots.length ? roots : [{ path: '/', name: 'Root (/)', is_dir: true }]); if (!roots.length) window.showToast && window.showToast('Không tìm thấy ổ đĩa nào', 'warning'); - // Tự động quét: expand từng ổ đĩa để hiển thị cây thư mục const rootList = roots.length ? roots : [{ path: '/', name: 'Root (/)', is_dir: true }]; rootList.slice(0, 10).forEach(async (root) => { - const res = await browseComputerDir(root); - if (res && res.dirs) { - res.dirs.slice(0, 8).forEach(d => browseComputerDir(d)); - } + await browseComputerDir(root); }); } catch (e) { setComputerRoots([{ path: '/', name: 'Root (/)', is_dir: true }]); @@ -9449,7 +9515,7 @@ const MediaExplorerPanel = ({ height }) => { try { localStorage.setItem('studio_media_explorer_favorites_v1', JSON.stringify(next)); } catch (e2) {} return next; }); - window.showToast && window.showToast('Đã ' + (isFavorite(entry) ? 'gỡ khỏi' : 'thêm vào') + ' Favorites: ' + name, 'info'); + window.showToast && window.showToast('Đã ' + (isFavorite(entry) ? 'gỡ khỏi' : 'thêm vào') + ' Favorited: ' + name, 'info'); }; const openFavorite = (fav) => { if (!fav) return; @@ -9459,6 +9525,22 @@ const MediaExplorerPanel = ({ height }) => { const node = computerTree[fav.path]; if (node && node.handle) { browseComputerDir({ ...entry, handle: node.handle }); + } else if (fav.path && fav.path.startsWith('client:')) { + (async () => { + let favHandle = null; + try { favHandle = await loadClientRootHandle(fav.path); } catch (e) {} + if (favHandle) { + setClientRoot(favHandle); + setComputerMode('client'); + const rootEntry = { name: favHandle.name, path: 'root', is_dir: true, handle: favHandle }; + setComputerRoots([rootEntry]); + setComputerPath('root'); + setComputerFiles([]); + await browseComputerDir(rootEntry); + } else { + window.showToast && window.showToast('Không thể khôi phục quyền truy cập thư mục này', 'error'); + } + })(); } else if (fav.path === 'root' && clientRoot) { browseComputerDir({ name: clientRoot.name, path: 'root', is_dir: true, handle: clientRoot }); } else if (fav.path && fav.path.startsWith('root/') && clientRoot) { @@ -9948,14 +10030,21 @@ const MediaExplorerPanel = ({ height }) => {
<Track Templates>
<Project Directory>
-
+
My Computer
- {favorites && favorites.length > 0 && ( + {folder === 'computer' && computerPath !== 'favorited' && computerRoots && ( +
+ {computerRoots.map(root => renderComputerNode(root, 0, true))} +
+ )} + +
+ { e.stopPropagation(); setFavoritedExpanded(!favoritedExpanded); }}> + Favorited +
+ {favoritedExpanded && (
-
- Favorites -
{favorites.map((fav, fi) => (
{
))} + {favorites.length === 0 && ( +
No favorites
+ )}
)} - {folder === 'computer' && computerRoots && ( -
- {computerRoots.map(root => renderComputerNode(root, 0, true))} -
- )} +
setFolder('library')}> Media Library
@@ -9985,8 +10073,6 @@ const MediaExplorerPanel = ({ height }) => { Processed
-
Desktop
-
My Documents
{
{ toggleFavorite(favContext); setFavContext(null); }}> - {isFavorite(favContext) ? 'Gỡ khỏi Favorites' : 'Thêm vào Favorites'} + {isFavorite(favContext) ? 'Gỡ khỏi Favorited' : 'Thêm vào Favorited'}
{ if (favContext) browseComputerDir(favContext); setFavContext(null); }}> Mở thư mục @@ -10012,11 +10098,28 @@ const MediaExplorerPanel = ({ height }) => { {/* FILE LIST */}
- +
- - {viewMode === 'details' && } + + {viewMode === 'details' && ( + <> + + + + )} @@ -10036,14 +10139,22 @@ const MediaExplorerPanel = ({ height }) => { onDragEnd={() => { window.__mediaExplorerDragFile = null; }} className={`cursor-pointer hover:bg-blue-100 ${isSel ? 'file-row-selected' : ''}`} onClick={() => f.is_dir ? browseComputerDir(f) : handleSelect(f)} - onDoubleClick={() => f.is_dir && browseComputerDir(f)}> - - {viewMode === 'details' && } + onDoubleClick={() => f.is_dir && browseComputerDir(f)} + onContextMenu={e => { + if (f.is_dir) { + e.preventDefault(); + e.stopPropagation(); + setFavContext(Object.assign({}, f, { x: e.clientX, y: e.clientY })); + } + }}> + + {viewMode === 'details' && } + {viewMode === 'details' && } ); })} {visibleFiles.length === 0 && ( - + )}
FileSize +
File
+
startColResize('file', e)}>
+ 		+
Size
+
startColResize('size', e)}>
+ 		+
Type
+
startColResize('type', e)}>
+
{f.name || f.original_name}{f.size_mb != null ? f.size_mb.toFixed(2) + ' MB' : (isMidi ? (f.tpqn || 'MIDI') + ' TPQN' : '-')}{f.name || f.original_name}{f.size_mb != null ? f.size_mb.toFixed(2) + ' MB' : (isMidi ? (f.tpqn || 'MIDI') + ' TPQN' : '-')}{f.is_dir ? 'Folder' : (isMidi ? 'MIDI' : (f.kind === 'audio' ? 'Audio' : 'File'))}
No files
No files
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MediaExplorerPanel=({height})=>{const[userFiles,setUserFiles]=React.useState([]);const[folder,setFolder]=React.useState('library');const[selected,setSelected]=React.useState(null);const[filterText,setFilterText]=React.useState('');const[viewMode,setViewMode]=React.useState('details');const[isPlaying,setIsPlaying]=React.useState(false);const[isPaused,setIsPaused]=React.useState(false);const[isLooping,setIsLooping]=React.useState(false);const[autoPlay,setAutoPlay]=React.useState(true);const[pitch,setPitch]=React.useState(0.0);const[rate,setRate]=React.useState(1.0);const[volumeDb,setVolumeDb]=React.useState(0.0);const[currentTime,setCurrentTime]=React.useState(0);const[peaks,setPeaks]=React.useState(null);const[audioBuffer,setAudioBuffer]=React.useState(null);const[audioDuration,setAudioDuration]=React.useState(0);const[midiNotes,setMidiNotes]=React.useState(null);const[midiTotal,setMidiTotal]=React.useState(4);const[midiBars,setMidiBars]=React.useState(1);const[midiTotalBeats,setMidiTotalBeats]=React.useState(16);const[midiFileBpm,setMidiFileBpm]=React.useState(120);const[tempo,setTempo]=React.useState(function(){var saved=localStorage.getItem('studio_media_explorer_tempo');return saved?parseInt(saved):120;}());// Refs mirror latest state so drawCanvas (also called from rAF clock with a // stale closure) always draws the currently selected file, not the old one. -const selectedRef=React.useRef(null);const peaksRef=React.useRef(null);const audioBufferRef=React.useRef(null);const audioDurationRef=React.useRef(0);const midiNotesRef=React.useRef(null);const midiTotalRef=React.useRef(4);const midiBarsRef=React.useRef(1);const midiTotalBeatsRef=React.useRef(16);const midiFileBpmRef=React.useRef(120);const isPlayingRef=React.useRef(false);const isPausedRef=React.useRef(false);const folderRef=React.useRef('library');const tempoRef=React.useRef(120);const currentTimeRef=React.useRef(0);selectedRef.current=selected;peaksRef.current=peaks;audioBufferRef.current=audioBuffer;audioDurationRef.current=audioDuration;midiNotesRef.current=midiNotes;midiTotalRef.current=midiTotal;midiBarsRef.current=midiBars;midiTotalBeatsRef.current=midiTotalBeats;midiFileBpmRef.current=midiFileBpm;isPlayingRef.current=isPlaying;isPausedRef.current=isPaused;folderRef.current=folder;tempoRef.current=tempo;currentTimeRef.current=currentTime;const[computerRoots,setComputerRoots]=React.useState(null);const[computerTree,setComputerTree]=React.useState({});const[computerPath,setComputerPath]=React.useState(null);const[computerFiles,setComputerFiles]=React.useState([]);const[computerMode,setComputerMode]=React.useState('server');const[clientRoot,setClientRoot]=React.useState(null);const[favorites,setFavorites]=React.useState(function(){try{return JSON.parse(localStorage.getItem('studio_media_explorer_favorites_v1')||'[]');}catch(e){return[];}}());const[favContext,setFavContext]=React.useState(null);const[synthInst,setSynthInst]=React.useState(function(){var saved=localStorage.getItem('studio_media_explorer_synth');return saved?JSON.parse(saved):null;}());const[synthOpen,setSynthOpen]=React.useState(false);const[synthList,setSynthList]=React.useState(null);const[synthLoading,setSynthLoading]=React.useState(false);const synthListRef=React.useRef(null);synthListRef.current=synthList;const synthInstRef=React.useRef(null);synthInstRef.current=synthInst;const[treeWidth,setTreeWidth]=React.useState(function(){var saved=localStorage.getItem('studio_media_explorer_tree_width');return saved?parseInt(saved):176;}());const treeWidthRef=React.useRef(176);treeWidthRef.current=treeWidth;const startTreeResize=e=>{e.preventDefault();const startX=e.clientX;const startW=treeWidthRef.current;const onMove=ev=>{const newW=Math.max(110,Math.min(420,startW+(ev.clientX-startX)));treeWidthRef.current=newW;setTreeWidth(newW);};const onUp=()=>{document.removeEventListener('mousemove',onMove);document.removeEventListener('mouseup',onUp);localStorage.setItem('studio_media_explorer_tree_width',treeWidthRef.current.toString());};document.addEventListener('mousemove',onMove);document.addEventListener('mouseup',onUp);};const canvasRef=React.useRef(null);const playStateRef=React.useRef(null);const rafRef=React.useRef(null);const loopTimerRef=React.useRef(null);const selectTokenRef=React.useRef(0);React.useEffect(()=>{if(window.SonicAPI&&window.SonicAPI.listMyFiles){window.SonicAPI.listMyFiles([]).then(data=>setUserFiles(data||[])).catch(()=>{});}return()=>{stopMediaPlayback();};// eslint-disable-next-line react-hooks/exhaustive-deps +const selectedRef=React.useRef(null);const peaksRef=React.useRef(null);const audioBufferRef=React.useRef(null);const audioDurationRef=React.useRef(0);const midiNotesRef=React.useRef(null);const midiTotalRef=React.useRef(4);const midiBarsRef=React.useRef(1);const midiTotalBeatsRef=React.useRef(16);const midiFileBpmRef=React.useRef(120);const isPlayingRef=React.useRef(false);const isPausedRef=React.useRef(false);const folderRef=React.useRef('library');const tempoRef=React.useRef(120);const currentTimeRef=React.useRef(0);selectedRef.current=selected;peaksRef.current=peaks;audioBufferRef.current=audioBuffer;audioDurationRef.current=audioDuration;midiNotesRef.current=midiNotes;midiTotalRef.current=midiTotal;midiBarsRef.current=midiBars;midiTotalBeatsRef.current=midiTotalBeats;midiFileBpmRef.current=midiFileBpm;isPlayingRef.current=isPlaying;isPausedRef.current=isPaused;folderRef.current=folder;tempoRef.current=tempo;currentTimeRef.current=currentTime;const[computerRoots,setComputerRoots]=React.useState(null);const[computerTree,setComputerTree]=React.useState({});const[computerPath,setComputerPath]=React.useState(null);const[computerFiles,setComputerFiles]=React.useState([]);const[computerMode,setComputerMode]=React.useState('server');const[clientRoot,setClientRoot]=React.useState(null);const[favorites,setFavorites]=React.useState(function(){try{return JSON.parse(localStorage.getItem('studio_media_explorer_favorites_v1')||'[]');}catch(e){return[];}}());const[favContext,setFavContext]=React.useState(null);const[favoritedExpanded,setFavoritedExpanded]=React.useState(true);const[colWidths,setColWidths]=React.useState({file:260,size:100,type:100});const startColResize=(colKey,e)=>{e.preventDefault();const startX=e.clientX;const startWidth=colWidths[colKey];const onMouseMove=moveEvent=>{const deltaX=moveEvent.clientX-startX;const newWidth=Math.max(50,startWidth+deltaX);setColWidths(prev=>({...prev,[colKey]:newWidth}));};const onMouseUp=()=>{document.removeEventListener('mousemove',onMouseMove);document.removeEventListener('mouseup',onMouseUp);};document.addEventListener('mousemove',onMouseMove);document.addEventListener('mouseup',onMouseUp);};const[synthInst,setSynthInst]=React.useState(function(){var saved=localStorage.getItem('studio_media_explorer_synth');return saved?JSON.parse(saved):null;}());const[synthOpen,setSynthOpen]=React.useState(false);const[synthList,setSynthList]=React.useState(null);const[synthLoading,setSynthLoading]=React.useState(false);const synthListRef=React.useRef(null);synthListRef.current=synthList;const synthInstRef=React.useRef(null);synthInstRef.current=synthInst;const[treeWidth,setTreeWidth]=React.useState(function(){var saved=localStorage.getItem('studio_media_explorer_tree_width');return saved?parseInt(saved):176;}());const treeWidthRef=React.useRef(176);treeWidthRef.current=treeWidth;const startTreeResize=e=>{e.preventDefault();const startX=e.clientX;const startW=treeWidthRef.current;const onMove=ev=>{const newW=Math.max(110,Math.min(420,startW+(ev.clientX-startX)));treeWidthRef.current=newW;setTreeWidth(newW);};const onUp=()=>{document.removeEventListener('mousemove',onMove);document.removeEventListener('mouseup',onUp);localStorage.setItem('studio_media_explorer_tree_width',treeWidthRef.current.toString());};document.addEventListener('mousemove',onMove);document.addEventListener('mouseup',onUp);};const canvasRef=React.useRef(null);const playStateRef=React.useRef(null);const rafRef=React.useRef(null);const loopTimerRef=React.useRef(null);const selectTokenRef=React.useRef(0);React.useEffect(()=>{if(window.SonicAPI&&window.SonicAPI.listMyFiles){window.SonicAPI.listMyFiles([]).then(data=>setUserFiles(data||[])).catch(()=>{});}return()=>{stopMediaPlayback();};// eslint-disable-next-line react-hooks/exhaustive-deps },[]);// ── Session persistence: keep loaded folder/files/tree across panel toggles & reloads ── -const SESSION_KEY='studio_media_explorer_session_v1';const saveClientRootHandle=()=>{if(!clientRoot||!window.indexedDB)return;try{const req=indexedDB.open('sonicforge_media_explorer',1);req.onupgradeneeded=e=>{const db=e.target.result;if(!db.objectStoreNames.contains('root_handle'))db.createObjectStore('root_handle');};req.onsuccess=()=>{const db=req.result;const tx=db.transaction('root_handle','readwrite');tx.objectStore('root_handle').put(clientRoot,'client_root');};}catch(e){}};const loadClientRootHandle=()=>{return new Promise(resolve=>{if(!window.indexedDB){resolve(null);return;}try{const req=indexedDB.open('sonicforge_media_explorer',1);req.onupgradeneeded=e=>{const db=e.target.result;if(!db.objectStoreNames.contains('root_handle'))db.createObjectStore('root_handle');};req.onsuccess=()=>{const db=req.result;try{const tx=db.transaction('root_handle','readonly');const g=tx.objectStore('root_handle').get('client_root');g.onsuccess=()=>resolve(g.result||null);g.onerror=()=>resolve(null);}catch(e2){resolve(null);}};req.onerror=()=>resolve(null);}catch(e){resolve(null);}});};const saveSession=React.useCallback(()=>{try{const stripHandle=o=>{if(Array.isArray(o))return o.map(stripHandle);if(o&&typeof o==='object'){const out={};for(const k of Object.keys(o)){if(k==='handle')continue;out[k]=stripHandle(o[k]);}return out;}return o;};const treeSnapshot={};Object.keys(computerTree).forEach(path=>{const node=computerTree[path];treeSnapshot[path]={dirs:stripHandle(node?node.dirs:[]),expanded:!!(node&&node.expanded)};});const snap={folder,computerMode,computerPath,clientRootName:clientRoot?clientRoot.name:null,computerRoots:stripHandle(computerRoots||[]),computerTree:treeSnapshot,computerFiles:stripHandle(computerFiles||[]),selected:selected?stripHandle({name:selected.name,path:selected.path,kind:selected.kind,is_dir:selected.is_dir,size_mb:selected.size_mb}):null,savedAt:Date.now()};localStorage.setItem(SESSION_KEY,JSON.stringify(snap));}catch(e){}},[folder,computerMode,computerPath,clientRoot,computerRoots,computerTree,computerFiles,selected]);React.useEffect(()=>{saveSession();if(computerMode==='client'&&clientRoot&&clientRoot.kind==='directory')saveClientRootHandle();},[saveSession,computerMode,clientRoot]);const restoreSession=React.useCallback(()=>{// Chỉ khôi phục favorites + các pref khác. KHÔNG khôi phục thư mục/tree đã mở: -// My Computer luôn phải hiển thị cây hệ thống client. -try{const raw=localStorage.getItem(SESSION_KEY);if(!raw)return;const snap=JSON.parse(raw);if(snap.folder)setFolder(snap.folder);if(snap.computerMode)setComputerMode(snap.computerMode);if(snap.clientRootName)setClientRoot({name:snap.clientRootName});}catch(e){}},[]);React.useEffect(()=>{(async()=>{await restoreSession();// Chỉ nối lại FileSystemDirectoryHandle để client browsing hoạt động (không khôi phục folder cũ) -const savedHandle=await loadClientRootHandle();if(savedHandle&&savedHandle.kind==='directory'){setClientRoot(savedHandle);}})();// eslint-disable-next-line react-hooks/exhaustive-deps -},[]);const isMidiFile=f=>f&&(f.kind==='midi'||/\.(mid|midi)$/i.test(f.name||f.original_name||''));const fileDuration=f=>{if(!f)return 0;if(isMidiFile(f)){if(midiTotalRef.current&&midiNotesRef.current&&midiNotesRef.current.length)return midiTotalRef.current;return(f.lengthQn||16)*60/(f.bpm||tempoRef.current||120);}const sel=selectedRef.current;const matches=sel&&(f.path&&f.path===sel.path||!f.path&&(f.file_id||f.fileId)===(sel.file_id||sel.fileId));return f.duration||(matches&&audioDurationRef.current?audioDurationRef.current:0)||(audioBufferRef.current&&matches?audioBufferRef.current.duration:0)||0;};const folderFiles=React.useMemo(()=>{if(folder==='library')return MEDIA_LIBRARY_SAMPLES;if(folder==='computer'){const node=computerTree[computerPath]||{dirs:[]};return[...(node.dirs||[]),...computerFiles];}return userFiles.filter(f=>folder==='uploads'?(f.type||'Upload')==='Upload':(f.type||'Processed')==='Processed');},[folder,userFiles,computerFiles,computerTree,computerPath]);const visibleFiles=React.useMemo(()=>{const q=filterText.toLowerCase().trim();if(!q)return folderFiles;return folderFiles.filter(f=>(f.name||f.original_name||'').toLowerCase().includes(q));},[folderFiles,filterText]);const loadWaveform=async f=>{const token=selectTokenRef.current;if(f&&(f.handle||f.path)){try{const buf=await readLocalFileBuffer(f);if(selectTokenRef.current!==token)return;if(!buf){setPeaks(null);return;}const ctx=getAudioContext();const decoded=await ctx.decodeAudioData(buf);if(selectTokenRef.current!==token)return;setAudioBuffer(decoded);setAudioDuration(decoded.duration);const data=decoded.getChannelData(0);const count=600;const step=Math.max(1,Math.floor(data.length/count));const pk=[];for(let i=0;im)m=v;}pk.push(m);}setPeaks(pk);}catch(e){if(selectTokenRef.current===token)setPeaks(null);}return;}const fid=f.file_id||f.fileId;if(!fid){setPeaks(null);return;}try{const resp=await fetch(`${API_BASE_URL}/api/v1/audio/waveform/${fid}?num_peaks=600`);const data=await resp.json();if(selectTokenRef.current!==token)return;setPeaks(data.peaks||[]);if(data.duration)setAudioDuration(data.duration);}catch(e){setPeaks(null);}};const openMyComputer=async()=>{setFolder('computer');const useClientRoot=async rootHandle=>{setComputerMode('client');setClientRoot(rootHandle);const rootEntry={name:rootHandle.name,path:'root',is_dir:true,handle:rootHandle};setComputerRoots([rootEntry]);setComputerPath('root');setComputerFiles([]);const browsed=await browseComputerDir(rootEntry);if(browsed&&browsed.dirs){browsed.dirs.slice(0,10).forEach(d=>browseComputerDir(d));}return true;};// Ưu tiên client-side: root handle đã lưu (File System Access API) → tự động quét cây client -let savedHandle=null;try{savedHandle=await loadClientRootHandle();}catch(e){}if(savedHandle&&savedHandle.kind==='directory'){// Yêu cầu lại quyền đọc (permission có thể bị thu hồi sau reload) -let permitted=true;try{if(typeof savedHandle.queryPermission==='function'){const st=await savedHandle.queryPermission({mode:'read'});if(st!=='granted'&&typeof savedHandle.requestPermission==='function'){const r=await savedHandle.requestPermission({mode:'read'});permitted=r==='granted';}}}catch(e){permitted=false;}if(permitted)return useClientRoot(savedHandle);}// Chưa có quyền client → yêu cầu người dùng chọn thư mục để hiển thị cây phía client -if(window.showDirectoryPicker){try{const picked=await window.showDirectoryPicker({mode:'read'});if(picked&&picked.kind==='directory'){return useClientRoot(picked);}}catch(e){// Người dùng hủy (AbortError) hoặc lỗi khác → rơi xuống quét server -}}// Auto-scan ổ đĩa/thư mục hệ thống (server API = máy local) -setComputerMode('server');setComputerRoots(null);try{const resp=await fetch(`${API_BASE_URL}/api/v1/media/computer`);if(!resp.ok)throw new Error('HTTP '+resp.status);const data=await resp.json();const roots=data.roots||[];setComputerRoots(roots.length?roots:[{path:'/',name:'Root (/)',is_dir:true}]);if(!roots.length)window.showToast&&window.showToast('Không tìm thấy ổ đĩa nào','warning');// Tự động quét: expand từng ổ đĩa để hiển thị cây thư mục -const rootList=roots.length?roots:[{path:'/',name:'Root (/)',is_dir:true}];rootList.slice(0,10).forEach(async root=>{const res=await browseComputerDir(root);if(res&&res.dirs){res.dirs.slice(0,8).forEach(d=>browseComputerDir(d));}});}catch(e){setComputerRoots([{path:'/',name:'Root (/)',is_dir:true}]);window.showToast&&window.showToast('Không thể truy cập My Computer: '+e.message,'error');}};const browseClientDir=async entry=>{const handle=entry&&entry.handle;if(!handle||!handle.entries)return null;const dirs=[];const files=[];const parentPath=entry.path;try{for await(const[name,h]of handle.entries()){if(name.startsWith('.'))continue;if(h.kind==='directory'){dirs.push({name,path:parentPath+'/'+name,is_dir:true,handle:h,parent:handle});}else{const ext=(name.split('.').pop()||'').toLowerCase();const kind=ext==='mid'||ext==='midi'?'midi':['wav','mp3','ogg','flac','aiff','aif','m4a','aac','opus'].includes(ext)?'audio':'other';let size=0;try{const f=await h.getFile();size=f.size;}catch(e2){}files.push({name,path:parentPath+'/'+name,is_dir:false,size_mb:size?+(size/1048576).toFixed(2):0,ext:'.'+ext,kind,handle:h});}}dirs.sort((a,b)=>a.name.localeCompare(b.name));files.sort((a,b)=>a.name.localeCompare(b.name));setComputerPath(parentPath);setComputerFiles(files);setSelected(null);setCurrentTime(0);stopMediaPlayback();setComputerTree(prev=>({...prev,[parentPath]:{handle,parent:entry.parent||null,dirs,expanded:true}}));return{dirs,files};}catch(e){window.showToast&&window.showToast('Không thể đọc thư mục: '+e.message,'error');return null;}};const browseComputerDir=async entry=>{if(!entry)return null;if(computerMode==='client'||entry.handle){if(entry.handle&&entry.handle.entries){const parentInfo=computerTree[entry.path];return await browseClientDir({...entry,parent:parentInfo?parentInfo.parent:entry.parent});}}const path=entry.path||entry;if(!path)return null;try{const resp=await fetch(`${API_BASE_URL}/api/v1/media/browse?path=${encodeURIComponent(path)}`);if(!resp.ok)throw new Error('HTTP '+resp.status);const data=await resp.json();setComputerPath(data.path);setComputerFiles(data.files||[]);setSelected(null);setCurrentTime(0);stopMediaPlayback();setComputerTree(prev=>({...prev,[path]:{dirs:data.dirs||[],expanded:true}}));return{dirs:data.dirs||[],files:data.files||[]};}catch(e){window.showToast&&window.showToast('Không thể mở thư mục: '+e.message,'error');return null;}};const toggleComputerDir=async entry=>{if(!entry)return;const path=entry.path||entry;const node=computerTree[path];if(node&&node.expanded){setComputerTree(prev=>({...prev,[path]:{...prev[path],expanded:false}}));}else{await browseComputerDir(entry);}};// ── Favorites: thư mục yêu thích ── -const isFavorite=entry=>{if(!entry)return false;return(favorites||[]).some(f=>f.path===(entry.path||entry));};const toggleFavorite=(entry,e)=>{if(e&&e.stopPropagation)e.stopPropagation();if(!entry)return;const path=entry.path||entry;const name=entry.name||path.split('/').pop()||path;setFavorites(prev=>{const exists=prev.some(f=>f.path===path);const next=exists?prev.filter(f=>f.path!==path):[...prev,{path,name,is_dir:true}];try{localStorage.setItem('studio_media_explorer_favorites_v1',JSON.stringify(next));}catch(e2){}return next;});window.showToast&&window.showToast('Đã '+(isFavorite(entry)?'gỡ khỏi':'thêm vào')+' Favorites: '+name,'info');};const openFavorite=fav=>{if(!fav)return;setFolder('computer');const entry={path:fav.path,name:fav.name,is_dir:true};// Cố gắng tìm handle trong cây đã load để mở trực tiếp -const node=computerTree[fav.path];if(node&&node.handle){browseComputerDir({...entry,handle:node.handle});}else if(fav.path==='root'&&clientRoot){browseComputerDir({name:clientRoot.name,path:'root',is_dir:true,handle:clientRoot});}else if(fav.path&&fav.path.startsWith('root/')&&clientRoot){// Duyệt lại từ root handle tới folder favorite +const SESSION_KEY='studio_media_explorer_session_v1';const saveClientRootHandle=(key='client_root',handle=clientRoot)=>{if(!handle||!window.indexedDB)return;try{const req=indexedDB.open('sonicforge_media_explorer',1);req.onupgradeneeded=e=>{const db=e.target.result;if(!db.objectStoreNames.contains('root_handle'))db.createObjectStore('root_handle');};req.onsuccess=()=>{const db=req.result;const tx=db.transaction('root_handle','readwrite');tx.objectStore('root_handle').put(handle,key);};}catch(e){}};const loadClientRootHandle=(key='client_root')=>{return new Promise(resolve=>{if(!window.indexedDB){resolve(null);return;}try{const req=indexedDB.open('sonicforge_media_explorer',1);req.onupgradeneeded=e=>{const db=e.target.result;if(!db.objectStoreNames.contains('root_handle'))db.createObjectStore('root_handle');};req.onsuccess=()=>{const db=req.result;try{const tx=db.transaction('root_handle','readonly');const g=tx.objectStore('root_handle').get(key);g.onsuccess=()=>resolve(g.result||null);g.onerror=()=>resolve(null);}catch(e2){resolve(null);}};req.onerror=()=>resolve(null);}catch(e){resolve(null);}});};const saveSession=React.useCallback(()=>{try{const stripHandle=o=>{if(Array.isArray(o))return o.map(stripHandle);if(o&&typeof o==='object'){const out={};for(const k of Object.keys(o)){if(k==='handle')continue;out[k]=stripHandle(o[k]);}return out;}return o;};const treeSnapshot={};Object.keys(computerTree).forEach(path=>{const node=computerTree[path];treeSnapshot[path]={dirs:stripHandle(node?node.dirs:[]),expanded:!!(node&&node.expanded)};});const snap={folder,computerMode,computerPath,clientRootName:clientRoot?clientRoot.name:null,computerRoots:stripHandle(computerRoots||[]),computerTree:treeSnapshot,computerFiles:stripHandle(computerFiles||[]),selected:selected?stripHandle({name:selected.name,path:selected.path,kind:selected.kind,is_dir:selected.is_dir,size_mb:selected.size_mb}):null,savedAt:Date.now()};localStorage.setItem(SESSION_KEY,JSON.stringify(snap));}catch(e){}},[folder,computerMode,computerPath,clientRoot,computerRoots,computerTree,computerFiles,selected]);React.useEffect(()=>{saveSession();if(computerMode==='client'&&clientRoot&&clientRoot.kind==='directory')saveClientRootHandle();},[saveSession,computerMode,clientRoot]);React.useEffect(()=>{(async()=>{let lastFolder='library';let lastComputerPath='favorited';try{const raw=localStorage.getItem(SESSION_KEY);if(raw){const snap=JSON.parse(raw);if(snap.folder)lastFolder=snap.folder;if(snap.computerPath)lastComputerPath=snap.computerPath;setFolder(lastFolder);}}catch(e){}// 1. Khôi phục client-side root handle từ IndexedDB +const savedHandle=await loadClientRootHandle();let restoredClientRoot=null;if(savedHandle&&savedHandle.kind==='directory'){setClientRoot(savedHandle);restoredClientRoot=savedHandle;setComputerMode('client');const rootEntry={name:savedHandle.name,path:'root',is_dir:true,handle:savedHandle};setComputerRoots([rootEntry]);// Quét đúng 1 cấp con dưới root của client +await browseComputerDir(rootEntry);}else{setComputerRoots(null);setComputerMode('client');}// 2. Khôi phục thư mục của phiên làm việc trước +if(lastFolder==='computer'&&lastComputerPath&&lastComputerPath!=='my_computer'&&lastComputerPath!=='favorited'){if(restoredClientRoot){if(lastComputerPath==='root'){browseComputerDir({name:restoredClientRoot.name,path:'root',is_dir:true,handle:restoredClientRoot});}else if(lastComputerPath.startsWith('root/')){const segments=lastComputerPath.split('/').slice(1);let curHandle=restoredClientRoot;let success=true;for(const seg of segments){try{curHandle=await curHandle.getDirectoryHandle(seg);}catch(err){success=false;break;}}if(success){browseComputerDir({name:segments[segments.length-1]||restoredClientRoot.name,path:lastComputerPath,is_dir:true,handle:curHandle});}else{setComputerPath('favorited');}}else{setComputerPath('favorited');}}else{setComputerPath('favorited');}}else{setComputerPath(lastComputerPath==='my_computer'?'favorited':lastComputerPath||'favorited');}})();// eslint-disable-next-line react-hooks/exhaustive-deps +},[]);const isMidiFile=f=>f&&(f.kind==='midi'||/\.(mid|midi)$/i.test(f.name||f.original_name||''));const fileDuration=f=>{if(!f)return 0;if(isMidiFile(f)){if(midiTotalRef.current&&midiNotesRef.current&&midiNotesRef.current.length)return midiTotalRef.current;return(f.lengthQn||16)*60/(f.bpm||tempoRef.current||120);}const sel=selectedRef.current;const matches=sel&&(f.path&&f.path===sel.path||!f.path&&(f.file_id||f.fileId)===(sel.file_id||sel.fileId));return f.duration||(matches&&audioDurationRef.current?audioDurationRef.current:0)||(audioBufferRef.current&&matches?audioBufferRef.current.duration:0)||0;};const folderFiles=React.useMemo(()=>{if(folder==='library')return MEDIA_LIBRARY_SAMPLES;if(folder==='computer'){if(computerPath==='my_computer'||computerPath==='favorited'||!computerPath){return favorites||[];}const node=computerTree[computerPath]||{dirs:[]};return[...(node.dirs||[]),...computerFiles];}return userFiles.filter(f=>folder==='uploads'?(f.type||'Upload')==='Upload':(f.type||'Processed')==='Processed');},[folder,userFiles,computerFiles,computerTree,computerPath,favorites]);const visibleFiles=React.useMemo(()=>{const q=filterText.toLowerCase().trim();if(!q)return folderFiles;return folderFiles.filter(f=>(f.name||f.original_name||'').toLowerCase().includes(q));},[folderFiles,filterText]);const loadWaveform=async f=>{const token=selectTokenRef.current;if(f&&(f.handle||f.path)){try{const buf=await readLocalFileBuffer(f);if(selectTokenRef.current!==token)return;if(!buf){setPeaks(null);return;}const ctx=getAudioContext();const decoded=await ctx.decodeAudioData(buf);if(selectTokenRef.current!==token)return;setAudioBuffer(decoded);setAudioDuration(decoded.duration);const data=decoded.getChannelData(0);const count=600;const step=Math.max(1,Math.floor(data.length/count));const pk=[];for(let i=0;im)m=v;}pk.push(m);}setPeaks(pk);}catch(e){if(selectTokenRef.current===token)setPeaks(null);}return;}const fid=f.file_id||f.fileId;if(!fid){setPeaks(null);return;}try{const resp=await fetch(`${API_BASE_URL}/api/v1/audio/waveform/${fid}?num_peaks=600`);const data=await resp.json();if(selectTokenRef.current!==token)return;setPeaks(data.peaks||[]);if(data.duration)setAudioDuration(data.duration);}catch(e){setPeaks(null);}};const openFavorited=()=>{setFolder('computer');setComputerPath('favorited');setComputerFiles([]);};const openMyComputer=async()=>{setFolder('computer');const useClientRoot=async rootHandle=>{setComputerMode('client');setClientRoot(rootHandle);const rootEntry={name:rootHandle.name,path:'root',is_dir:true,handle:rootHandle};setComputerRoots([rootEntry]);setComputerPath('root');setComputerFiles([]);// Lưu handle vào IndexedDB làm client_root và làm link Favorited +const favKey='client:'+rootHandle.name;saveClientRootHandle('client_root',rootHandle);saveClientRootHandle(favKey,rootHandle);// Tự động thêm link đến thư mục đó ở Favorited (không ghi đè các mục cũ) +setFavorites(prev=>{const exists=prev.some(f=>f.path===favKey);if(exists)return prev;const next=[...prev,{path:favKey,name:rootHandle.name,is_dir:true}];try{localStorage.setItem('studio_media_explorer_favorites_v1',JSON.stringify(next));}catch(e2){}return next;});window.showToast&&window.showToast('Đã thêm thư mục client vào Favorited: '+rootHandle.name,'info');await browseComputerDir(rootEntry);return true;};// Luôn bắt buộc hiện Window Picker chọn thư mục của client-side khi click vào My Computer +if(window.showDirectoryPicker){try{const picked=await window.showDirectoryPicker({mode:'read'});if(picked&&picked.kind==='directory'){return useClientRoot(picked);}}catch(e){// User cancelled or error +}}// Fallback sang Server-side chỉ khi browser không hỗ trợ +setComputerMode('server');setComputerRoots(null);try{const resp=await fetch(`${API_BASE_URL}/api/v1/media/computer`);if(!resp.ok)throw new Error('HTTP '+resp.status);const data=await resp.json();const roots=data.roots||[];setComputerRoots(roots.length?roots:[{path:'/',name:'Root (/)',is_dir:true}]);if(!roots.length)window.showToast&&window.showToast('Không tìm thấy ổ đĩa nào','warning');const rootList=roots.length?roots:[{path:'/',name:'Root (/)',is_dir:true}];rootList.slice(0,10).forEach(async root=>{await browseComputerDir(root);});}catch(e){setComputerRoots([{path:'/',name:'Root (/)',is_dir:true}]);window.showToast&&window.showToast('Không thể truy cập My Computer: '+e.message,'error');}};const browseClientDir=async entry=>{const handle=entry&&entry.handle;if(!handle||!handle.entries)return null;const dirs=[];const files=[];const parentPath=entry.path;try{for await(const[name,h]of handle.entries()){if(name.startsWith('.'))continue;if(h.kind==='directory'){dirs.push({name,path:parentPath+'/'+name,is_dir:true,handle:h,parent:handle});}else{const ext=(name.split('.').pop()||'').toLowerCase();const kind=ext==='mid'||ext==='midi'?'midi':['wav','mp3','ogg','flac','aiff','aif','m4a','aac','opus'].includes(ext)?'audio':'other';let size=0;try{const f=await h.getFile();size=f.size;}catch(e2){}files.push({name,path:parentPath+'/'+name,is_dir:false,size_mb:size?+(size/1048576).toFixed(2):0,ext:'.'+ext,kind,handle:h});}}dirs.sort((a,b)=>a.name.localeCompare(b.name));files.sort((a,b)=>a.name.localeCompare(b.name));setComputerPath(parentPath);setComputerFiles(files);setSelected(null);setCurrentTime(0);stopMediaPlayback();setComputerTree(prev=>({...prev,[parentPath]:{handle,parent:entry.parent||null,dirs,expanded:true}}));return{dirs,files};}catch(e){window.showToast&&window.showToast('Không thể đọc thư mục: '+e.message,'error');return null;}};const browseComputerDir=async entry=>{if(!entry)return null;if(computerMode==='client'||entry.handle){if(entry.handle&&entry.handle.entries){const parentInfo=computerTree[entry.path];return await browseClientDir({...entry,parent:parentInfo?parentInfo.parent:entry.parent});}}const path=entry.path||entry;if(!path)return null;try{const resp=await fetch(`${API_BASE_URL}/api/v1/media/browse?path=${encodeURIComponent(path)}`);if(!resp.ok)throw new Error('HTTP '+resp.status);const data=await resp.json();setComputerPath(data.path);setComputerFiles(data.files||[]);setSelected(null);setCurrentTime(0);stopMediaPlayback();setComputerTree(prev=>({...prev,[path]:{dirs:data.dirs||[],expanded:true}}));return{dirs:data.dirs||[],files:data.files||[]};}catch(e){window.showToast&&window.showToast('Không thể mở thư mục: '+e.message,'error');return null;}};const toggleComputerDir=async entry=>{if(!entry)return;const path=entry.path||entry;const node=computerTree[path];if(node&&node.expanded){setComputerTree(prev=>({...prev,[path]:{...prev[path],expanded:false}}));}else{await browseComputerDir(entry);}};// ── Favorites: thư mục yêu thích ── +const isFavorite=entry=>{if(!entry)return false;return(favorites||[]).some(f=>f.path===(entry.path||entry));};const toggleFavorite=(entry,e)=>{if(e&&e.stopPropagation)e.stopPropagation();if(!entry)return;const path=entry.path||entry;const name=entry.name||path.split('/').pop()||path;setFavorites(prev=>{const exists=prev.some(f=>f.path===path);const next=exists?prev.filter(f=>f.path!==path):[...prev,{path,name,is_dir:true}];try{localStorage.setItem('studio_media_explorer_favorites_v1',JSON.stringify(next));}catch(e2){}return next;});window.showToast&&window.showToast('Đã '+(isFavorite(entry)?'gỡ khỏi':'thêm vào')+' Favorited: '+name,'info');};const openFavorite=fav=>{if(!fav)return;setFolder('computer');const entry={path:fav.path,name:fav.name,is_dir:true};// Cố gắng tìm handle trong cây đã load để mở trực tiếp +const node=computerTree[fav.path];if(node&&node.handle){browseComputerDir({...entry,handle:node.handle});}else if(fav.path&&fav.path.startsWith('client:')){(async()=>{let favHandle=null;try{favHandle=await loadClientRootHandle(fav.path);}catch(e){}if(favHandle){setClientRoot(favHandle);setComputerMode('client');const rootEntry={name:favHandle.name,path:'root',is_dir:true,handle:favHandle};setComputerRoots([rootEntry]);setComputerPath('root');setComputerFiles([]);await browseComputerDir(rootEntry);}else{window.showToast&&window.showToast('Không thể khôi phục quyền truy cập thư mục này','error');}})();}else if(fav.path==='root'&&clientRoot){browseComputerDir({name:clientRoot.name,path:'root',is_dir:true,handle:clientRoot});}else if(fav.path&&fav.path.startsWith('root/')&&clientRoot){// Duyệt lại từ root handle tới folder favorite const segments=fav.path.split('/').slice(1);let curHandle=clientRoot;const walk=async idx=>{if(idx>=segments.length){browseComputerDir({name:segments[idx-1]||clientRoot.name,path:fav.path,is_dir:true,handle:curHandle});return;}try{const child=await curHandle.getDirectoryHandle(segments[idx]);curHandle=child;walk(idx+1);}catch(e){window.showToast&&window.showToast('Không mở được thư mục favorite','error');}};walk(0);}else if(fav.path){browseComputerDir(entry);}};const goComputerParent=()=>{if(!computerPath)return;if(computerMode==='client'||clientRoot){const node=computerTree[computerPath];const parentHandle=node&&node.parent;if(parentHandle){const parentEntry=computerRoots&&computerRoots[0]&&parentHandle===clientRoot?computerRoots[0]:{name:parentHandle.name,path:computerPath.split('/').slice(0,-1).join('/')||'root',is_dir:true,handle:parentHandle};browseComputerDir({...parentEntry,parent:parentHandle===clientRoot?null:computerTree[parentEntry.path]?computerTree[parentEntry.path].parent:null});}return;}const isUnix=computerPath.startsWith('/');const parts=computerPath.split(/[\\/]/).filter(Boolean);parts.pop();if(isUnix){browseComputerDir(parts.length?'/'+parts.join('/'):'/');}else{// Windows: quay về root ổ đĩa nếu đã lên tới đỉnh browseComputerDir(parts.length?parts.join('\\'):computerPath.split(/[\\/]/)[0]+'\\');}};const readLocalFileBuffer=async f=>{if(f&&f.handle&&typeof f.handle.getFile==='function'){const file=await f.handle.getFile();return await file.arrayBuffer();}const url=filePreviewUrl(f);if(!url)return null;const resp=await fetch(url);return await resp.arrayBuffer();};const filePreviewUrl=f=>{if(f&&f.path&&!(f.handle&&f.handle.getFile))return`${API_BASE_URL}/api/v1/media/file?path=${encodeURIComponent(f.path)}`;const fid=f&&(f.file_id||f.fileId);return fid?`${API_BASE_URL}/api/v1/audio/download/${fid}`:null;};const toggleSynthDropdown=()=>{if(synthOpen){setSynthOpen(false);return;}setSynthOpen(true);if(synthListRef.current)return;setSynthLoading(true);(window.SonicAPI&&window.SonicAPI.listPlugins?window.SonicAPI.listPlugins():Promise.resolve({soundfonts:[]})).then(async data=>{const sfonts=data&&data.soundfonts||[];if(!sfonts.length){setSynthList([]);setSynthLoading(false);return;}const results=await Promise.all(sfonts.map(sf=>{const baseId=String(sf.id||'').replace('sf_','');return(window.SonicAPI.listSoundfontInstruments?window.SonicAPI.listSoundfontInstruments(baseId):Promise.resolve({presets:[]})).then(r=>({sf,presets:r&&r.presets||[]})).catch(()=>({sf,presets:[]}));}));setSynthList(results);setSynthLoading(false);}).catch(()=>{setSynthList([]);setSynthLoading(false);});};const selectSynthInst=inst=>{setSynthInst(inst);synthInstRef.current=inst;setSynthOpen(false);localStorage.setItem('studio_media_explorer_synth',JSON.stringify(inst));// Realtime: re-schedule current MIDI preview with the newly selected instrument const cur=selectedRef.current;if(isPlayingRef.current&&cur&&isMidiFile(cur)&&(cur.handle||cur.path||cur.file_id||cur.fileId)){selectTokenRef.current++;const token=selectTokenRef.current;try{if(window.SonicSF&&typeof window.SonicSF.stopAll==='function')window.SonicSF.stopAll();}catch(e){}playMidiPreview(cur,token);}};const playMidiPreview=async(f,token)=>{// Play real MIDI file through selected synth instrument (SonicSF) @@ -269,7 +268,7 @@ const audioBpm=curTempo||120;const pxPerBeat=42;const pxPerSec=pxPerBeat*audioBp const audioPlayheadX=contentW>w?Math.max(0,Math.min(w,t*pxPerSec-offset)):t*pxPerSec;if(playing&&dur>0){ctx.fillStyle='#ef4444';ctx.fillRect(audioPlayheadX-1,0,2,h-14);}}else{ctx.fillStyle='#666';ctx.font='11px monospace';ctx.fillText('Waveform unavailable',10,h/2);}}// ruler ctx.fillStyle='#111';ctx.fillRect(0,h-14,w,14);ctx.fillStyle='#888';ctx.font='9px JetBrains Mono, monospace';const rulerBpm=curTempo||120;const rulerPxPerBeat=42;const isRealMidi=isMidiFile(f)&&curMidiNotes&&curMidiNotes.length&&curMidiTotalBeats>0;const rulerTotalBeats=isRealMidi?Math.max(curMidiTotalBeats,4):Math.max(4,Math.ceil(dur*rulerBpm/60)||16);// Tỉ lệ theo tempo (không giãn đầy khung) const rulerContentW=Math.max(1,rulerTotalBeats*rulerPxPerBeat);const rulerPxPerSec=rulerPxPerBeat*rulerBpm/60;const rulerOffset=playing&&rulerContentW>w&&dur>0?Math.max(0,Math.min(rulerContentW-w,t*rulerPxPerSec-w/2)):0;for(let b=0;b<=rulerTotalBeats;b+=4){const x=b*rulerPxPerBeat-rulerOffset;if(x<-20||x>w+20)continue;ctx.fillText(String(Math.floor(b/4)),x+2,h-3);}};React.useEffect(()=>{drawCanvas(currentTime);},[peaks,audioBuffer,audioDuration,midiNotes,selected,folder,isPlaying]);React.useEffect(()=>()=>{if(rafRef.current)cancelAnimationFrame(rafRef.current);},[]);const handleSelect=f=>{if(!f||f.is_dir)return;selectTokenRef.current++;const token=selectTokenRef.current;setSelected(f);setCurrentTime(0);setPeaks(null);setAudioBuffer(null);setAudioDuration(0);setMidiNotes(null);stopMediaPlayback();if(f.kind==='other')return;if(autoPlay){playSelected(f,token);}if(!isMidiFile(f)&&(f.path||f.file_id||f.fileId))loadWaveform(f);};const renderComputerNode=(entry,depth,isRoot)=>{const nodePath=entry.path;const node=computerTree[nodePath];const expanded=node&&node.expanded;const dirs=node?node.dirs:[];const pad=12+depth*12;const fav=isFavorite(entry);return/*#__PURE__*/React.createElement(React.Fragment,{key:nodePath},/*#__PURE__*/React.createElement("div",{className:`flex items-center gap-1 px-1 py-0.5 cursor-pointer rounded-sm ${computerPath===nodePath?'bg-slate-300 text-slate-900':'hover:bg-slate-200 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next=!prev;if(playStateRef.current&&playStateRef.current.source)playStateRef.current.source.loop=next;if(next&&isMidiFile(selectedRef.current)){// Re-schedule loop for the currently previewing MIDI file -const cur=selectedRef.current;if(cur&&(cur.handle||cur.path||cur.file_id||cur.fileId)){selectTokenRef.current++;const token=selectTokenRef.current;try{if(window.SonicSF&&typeof window.SonicSF.stopAll==='function')window.SonicSF.stopAll();}catch(e){}playMidiPreview(cur,token);}}return next;});};const toggleRate=dir=>setRate(prev=>Math.max(0.25,Math.min(4.0,Math.round((prev+dir*0.1)*100)/100)));const togglePitch=dir=>setPitch(prev=>Math.max(-24,Math.min(24,prev+dir*0.5)));const selIsMidi=isMidiFile(selected);const selDur=fileDuration(selected);const selBpm=selected&&selected.bpm||tempo;return/*#__PURE__*/React.createElement("div",{className:"flex flex-col w-full h-full text-slate-900 overflow-hidden select-none",style:{fontFamily:"'Inter', 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",Math.round(midiTotalBeats||16)),/*#__PURE__*/React.createElement("div",null,"BPM: ",midiFileBpm||120),/*#__PURE__*/React.createElement("div",null,"Duration: ",selDur.toFixed(2),"s")):/*#__PURE__*/React.createElement(React.Fragment,null,/*#__PURE__*/React.createElement("div",null,"Duration: ",selDur.toFixed(2),"s"),/*#__PURE__*/React.createElement("div",null,"Sample Rate: 44100 Hz"),/*#__PURE__*/React.createElement("div",null,"Type: ",selected.path?selected.kind==='other'?'Local File':'Local Audio':selected.type||'Audio'))):/*#__PURE__*/React.createElement("div",null,"No file selected"))),/*#__PURE__*/React.createElement("div",{className:"h-5 bg-[#c0c0c0] border-t border-white flex items-center justify-between text-[11px] font-mono px-1 shrink-0"},/*#__PURE__*/React.createElement("div",{className:"flex items-center gap-3"},selIsMidi&&midiNotes&&midiNotes.length?/*#__PURE__*/React.createElement("div",{className:"bg-white border border-[#808080] px-1.5 text-slate-900 font-bold"},"Bar ",Math.max(1,Math.floor(currentTime/(4*60/(tempo||120)))+1)," / ",midiBars||1,/*#__PURE__*/React.createElement("span",{className:"text-slate-500 ml-1"},"| ",formatTime(currentTime)," / ",formatTime(selDur))):/*#__PURE__*/React.createElement("div",{className:"bg-white border border-[#808080] px-1.5 text-slate-900 font-bold"},formatTime(currentTime)," / ",formatTime(selDur))),/*#__PURE__*/React.createElement("div",{className:"text-slate-800 font-bold truncate max-w-[40%]"},selected?selected.name||selected.original_name:'No file selected'),/*#__PURE__*/React.createElement("div",{className:"text-slate-700"},selBpm," bpm x",rate.toFixed(2)))));};const App=()=>{// ── State Definitions ── const[tracks,setTracks]=useState([{id:'1',name:'Track 01',buffer:null,startTime:0,volumeDb:0,pan:0,muted:false,solo:false,color:'#0f766e',markers:[],serverFileId:null,clips:[],sections:[],midiItems:[],isArmed:false,monitoringEnabled:true,inputSource:{deviceType:'NONE',deviceId:''}},{id:'2',name:'Track 02',buffer:null,startTime:0,volumeDb:0,pan:0,muted:false,solo:false,color:'#1d4ed8',markers:[],serverFileId:null,clips:[],sections:[],midiItems:[],isArmed:false,monitoringEnabled:true,inputSource:{deviceType:'NONE',deviceId:''}}]);const[appWarningModal,setAppWarningModal]=useState(null);const[bpm,setBpm]=useState(localStorage.getItem('studio_bpm')||'120');const prevBpmRef=useRef(bpm);const[draggedClip,setDraggedClip]=useState(null);const[hoveredTrackId,setHoveredTrackId]=useState(null);// Recalculate item/section/selection durations when BPM changes useEffect(()=>{const oldSpb=prevBpmRef.current?60.0/parseFloat(prevBpmRef.current)*4:null;const bpmVal=parseFloat(bpm)||120;const secondsPerBar=60.0/bpmVal*4;// Recalculate range loop selection to maintain bar count (tempo mode only) if(oldSpb&&selectionFollowsTempo&&selectionStart!==null&&selectionEnd!==null&&selectionEnd>selectionStart){const startBar=selectionStart/oldSpb;const endBar=selectionEnd/oldSpb;if(endBar-startBar>0.01){setSelectionStart(startBar*secondsPerBar);setSelectionEnd(endBar*secondsPerBar);}}prevBpmRef.current=bpm;// Force canvas redraw