diff --git a/app/static/js/app.jsx b/app/static/js/app.jsx index 8e9cda2..e271825 100644 --- a/app/static/js/app.jsx +++ b/app/static/js/app.jsx @@ -21486,6 +21486,7 @@ const App = () => { // ── Update Playhead ── const startSubTabPlayback = (st, offsetWallTime) => { const context = getAudioContext(); + _nativePlayEpoch++; // new play — vô hiệu doHardStop đang fade if (!st.buffer) { st.buffer = context.createBuffer(1, 128, context.sampleRate); } @@ -22677,6 +22678,7 @@ const App = () => { const startTrackPlayback = offsetTime => { const context = getAudioContext(); + _nativePlayEpoch++; // new play — vô hiệu doHardStop đang fade (play trong cửa sổ 80ms) // D2: bridge active -> báo transport PLAY (bridge flush note-off cũ + đồng // bộ timeline; A13 C++ xử lý arg1=playheadSamples sau này). if (window.NativeBridgeService && window.NativeBridgeService.isBridgeConnected) { @@ -23126,6 +23128,7 @@ const App = () => { const schedulePianoRollMidi = (st, offsetSeconds, notesOverride) => { if (st.type !== 'PIANO_ROLL') return; const context = getAudioContext(); + _nativePlayEpoch++; // new play — vô hiệu doHardStop đang fade // V10: piano roll loop restart cũng gọi stopAllPlayback() trước (STOP#1 → // bridge transportStopped=true) → mọi note-on bị drop nếu không PLAY lại. // Hủy STOP#2 (150ms) + báo PLAY để bridge nhận note mới (loop liên tục). @@ -23236,13 +23239,13 @@ const App = () => { // tab): Space phải STOP trước — không được play sub-tab (user: trong // PIANO ROLL không phát hiện MIDI đang play → space 2 lần mới stop). if (isPlaying) { - stopAllPlayback(); + stopAllPlayback(true); // user stop — fade out setSubTabs(prev => prev.map(s => s.isPlaying ? { ...s, isPlaying: false } : s)); setIsPlaying(false); return; } if (st.isPlaying) { - stopAllPlayback(); + stopAllPlayback(true); // user stop — fade out setSubTabs(prev => prev.map(s => s.id === activeTab ? { ...s, isPlaying: false @@ -23275,7 +23278,7 @@ const App = () => { } const context = getAudioContext(); if (isPlaying) { - stopAllPlayback(); + stopAllPlayback(true); // user stop — fade out } else { startOffsetTimeRef.current = currentTime; startAudioTimeRef.current = context.currentTime; @@ -23327,9 +23330,9 @@ const App = () => { }, 60); }; const handlePause = () => { - if (isPlaying || subTabs.some(s => s.isPlaying)) stopAllPlayback(); + if (isPlaying || subTabs.some(s => s.isPlaying)) stopAllPlayback(true); }; - const stopAllPlayback = () => { + const stopAllPlayback = (fade) => { try { isPlayingRef.current = false; _nativePlayEpoch++; // hủy mọi render/decode pending của lần play cũ @@ -23338,16 +23341,91 @@ const App = () => { bridgeNoteEpochRef.current++; try { clearAllPendingNoteOffs(); } catch (e) {} try { if (subTabsRef.current) subTabsRef.current = subTabsRef.current.map(s => ({ ...s, isPlaying: false })); } catch (e) {} - activeSourcesRef.current.forEach(src => { - try { - src.stop(); - } catch (e) { } - }); + // Fade-out khi user nhấn Stop/Pause (fade=true): ramp gain track + bridge + // xuống 0 trong FADE_MS rồi mới hard-stop — hết click, âm ngân mượt. + // Loop restart/seek (fade=false) giữ stop tức thì như cũ (không fade). + // Lưu ref trước khi clear để doHardStop trễ không đụng playback mới. + const ctx = getAudioContext(); + const stopEpoch = _nativePlayEpoch; + const FADE_MS = 80; + const capturedSources = activeSourcesRef.current.slice(); + const capturedNodes = Object.values(activeTrackNodesRef.current); activeSourcesRef.current = []; - Object.values(activeTrackNodesRef.current).forEach(n => { - if (n.fxStopFn) { try { n.fxStopFn(); } catch (e) {} } - }); activeTrackNodesRef.current = {}; + const fadedGains = []; + let bridgeGainNode = null; + if (fade && ctx) { + try { + const now = ctx.currentTime; + capturedNodes.forEach(n => { + if (n && n.gainNode && n.gainNode.gain) { + fadedGains.push({ node: n.gainNode, prev: n.gainNode.gain.value }); + n.gainNode.gain.cancelScheduledValues(now); + n.gainNode.gain.setValueAtTime(n.gainNode.gain.value, now); + n.gainNode.gain.linearRampToValueAtTime(0.0001, now + FADE_MS / 1000); + } + }); + if (window.BridgeAudioNode && window.BridgeAudioNode.getOutputNode) { + const bg = window.BridgeAudioNode.getOutputNode(); + if (bg && bg.gain) { + bridgeGainNode = bg; + bg.gain.cancelScheduledValues(now); + bg.gain.setValueAtTime(bg.gain.value, now); + bg.gain.linearRampToValueAtTime(0.0001, now + FADE_MS / 1000); + } + } + } catch (e) { console.warn('[Stop] fade setup error:', e); } + } + const doHardStop = () => { + try { + const stale = _nativePlayEpoch !== stopEpoch; // play mới bắt đầu trong lúc fade + capturedSources.forEach(src => { + try { src.stop(); } catch (e) { } + }); + capturedNodes.forEach(n => { + if (n.fxStopFn) { try { n.fxStopFn(); } catch (e) {} } + }); + if (stale) return; // play mới đang chạy — không dừng bridge/SF của nó + stopMidiCapture(); + stopAllNativeSfNotes(); stopAllNativeVstNotes(); + // D2/D6: bridge active -> transport STOP (bridge flush toàn pitch, hết + // âm ngân tức thì; A13 C++ flush note-off). + if (window.NativeBridgeService && window.NativeBridgeService.isBridgeConnected) { + try { window.NativeBridgeService.transport('stop'); } catch (e) {} + // V8 bug 3: transport stop thu 2 sau 150ms — note-on timer guard sync + // qua React effect (cham) van bay toi bridge sau STOP → retrigger am + // treo. V10: timer lưu ref — startTrackPlayback (loop restart) hủy + // khi PLAY, tránh STOP#2 giết loop tiếp theo (VSTi chỉ play 1 vòng). + if (bridgeStopRetryTimerRef.current) { clearTimeout(bridgeStopRetryTimerRef.current); } + bridgeStopRetryTimerRef.current = setTimeout(() => { + bridgeStopRetryTimerRef.current = null; + try { window.NativeBridgeService.transport('stop'); } catch (e) {} + }, 150); + } + if (window.SonicSF) { + try { window.SonicSF.stopAll(); } catch (e) { console.warn('[Stop] stopAll error:', e); } + // Dừng triệt để: noteoff từng note + hủy scheduled note-on (hết âm stuck) + if (window.SonicSF.panic) { try { window.SonicSF.panic(); } catch (e) { console.warn('[Stop] panic error:', e); } } + } + } catch (e) { + console.warn('[Stop] stopAllPlayback error:', e); + } + // Restore gain về giá trị cũ — play lần sau không bị câm/đổi volume. + try { + const t = getAudioContext().currentTime; + fadedGains.forEach(g => { + try { g.node.gain.cancelScheduledValues(t); g.node.gain.setValueAtTime(g.prev, t); } catch (e) {} + }); + if (bridgeGainNode) { + try { bridgeGainNode.gain.cancelScheduledValues(t); bridgeGainNode.gain.setValueAtTime(1.0, t); } catch (e) {} + } + } catch (e) {} + }; + if (fade && ctx) { + try { setTimeout(doHardStop, FADE_MS); } catch (e) { doHardStop(); } + } else { + doHardStop(); + } // Clear VU activity NGAY: hết âm → VU tắt tức thì (không decay 0.35s từ // âm cũ — user 06:45: tắt âm MAIN items khi vào SECTION-TAB → VU main // items phải tắt theo, không "diễn" tiếp). @@ -23355,27 +23433,6 @@ const App = () => { // Clear luôn counter note đang giữ — nếu không, sau stop (âm đã dừng) // tick vẫn thấy heldCnt > 0 → giữ peak → VU dính mãi (user bug 08:08). try { heldMidiNotesRef.current = {}; } catch (e) { } - stopMidiCapture(); - stopAllNativeSfNotes(); stopAllNativeVstNotes(); - // D2/D6: bridge active -> transport STOP (bridge flush toàn pitch, hết âm - // ngân tức thì; A13 C++ flush note-off). - if (window.NativeBridgeService && window.NativeBridgeService.isBridgeConnected) { - try { window.NativeBridgeService.transport('stop'); } catch (e) {} - // V8 bug 3: transport stop thu 2 sau 150ms — note-on timer guard sync qua - // React effect (cham) van bay toi bridge sau STOP → retrigger am treo. - // V10: timer lưu ref — startTrackPlayback (loop restart) hủy khi PLAY, - // tránh STOP#2 giết loop tiếp theo (VSTi chỉ play 1 vòng). - if (bridgeStopRetryTimerRef.current) { clearTimeout(bridgeStopRetryTimerRef.current); } - bridgeStopRetryTimerRef.current = setTimeout(() => { - bridgeStopRetryTimerRef.current = null; - try { window.NativeBridgeService.transport('stop'); } catch (e) {} - }, 150); - } - if (window.SonicSF) { - try { window.SonicSF.stopAll(); } catch (e) { console.warn('[Stop] stopAll error:', e); } - // Dừng triệt để: noteoff từng note + hủy scheduled note-on (hết âm stuck) - if (window.SonicSF.panic) { try { window.SonicSF.panic(); } catch (e) { console.warn('[Stop] panic error:', e); } } - } } catch (e) { console.warn('[Stop] stopAllPlayback error:', e); } @@ -30990,7 +31047,7 @@ STRICT CONSTRAINTS: onSaveNotes: handleSaveMidiNotes, setSubTabs: setSubTabs, onPlayPause: handlePlayPause, - onStop: stopAllPlayback, + onStop: () => stopAllPlayback(true), isPlaying: isPlaying, playPreviewNote: playMidiPreviewNote, showToast: showToast, diff --git a/app/static/js/app.precompiled.js b/app/static/js/app.precompiled.js index 09e8cd4..0c8abf9 100644 --- a/app/static/js/app.precompiled.js +++ b/app/static/js/app.precompiled.js @@ -1370,7 +1370,8 @@ view.setUint16(22,numCh,true);view.setUint32(24,sr,true);view.setUint32(28,sr*nu const loadServerWaveform=async fileId=>{try{const resp=await fetch(`${API_AUDIO}/waveform/${fileId}?num_peaks=800`);if(!resp.ok)return null;return await resp.json();}catch{return null;}};// ── Check Celery task result ── const pollTaskResult=async(taskId,maxPoll=10)=>{for(let i=0;isetTimeout(r,1500));try{const resp=await fetch(`${API_TASKS}/${taskId}`);if(!resp.ok)continue;const data=await resp.json();if(data.status==='SUCCESS')return data.result;if(data.status==='FAILURE')throw new Error(data.error||'Task failed');}catch(err){throw err;}}throw new Error('Task polling timeout');};// ── Wheel Zoom ── useEffect(()=>{const timeline=timelineWrapperRef.current;if(!timeline)return;const handleWheel=e=>{if(e.ctrlKey||e.metaKey){e.preventDefault();const zoomFactor=e.deltaY>0?0.9:1.1;setZoom(prevZoom=>{let newZoom=prevZoom*zoomFactor;if(newZoom50000)newZoom=50000;requestAnimationFrame(()=>{const centerTime=currentTimeRef.current;const newCenterX=centerTime*newZoom;const viewportWidth=timeline.clientWidth;timeline.scrollLeft=newCenterX-viewportWidth/2;});return newZoom;});}else if(e.shiftKey){e.preventDefault();timeline.scrollLeft+=e.deltaY;}};timeline.addEventListener('wheel',handleWheel,{passive:false});return()=>timeline.removeEventListener('wheel',handleWheel);},[minZoom]);// ── Update Playhead ── -const startSubTabPlayback=(st,offsetWallTime)=>{const context=getAudioContext();if(!st.buffer){st.buffer=context.createBuffer(1,128,context.sampleRate);}const speed=st.speed||1.0;const offsetBuffer=offsetWallTime*speed;const eff=st.buffer.getChannelData(0);const edBuffer=context.createBuffer(1,eff.length,st.buffer.sampleRate);const edData=edBuffer.getChannelData(0);edData.set(eff);const fx=st.effects||{};if(fx.reverse){const reversed=new Float32Array(edData);for(let i=0;i0){const sr=edBuffer.sampleRate;const fadeSamples=Math.min(edData.length,Math.floor(fx.fadeInMs/1000*sr));for(let i=0;i0){const sr=edBuffer.sampleRate;const fadeSamples=Math.min(edData.length,Math.floor(fx.fadeOutMs/1000*sr));for(let i=edData.length-fadeSamples;i{const context=getAudioContext();_nativePlayEpoch++;// new play — vô hiệu doHardStop đang fade +if(!st.buffer){st.buffer=context.createBuffer(1,128,context.sampleRate);}const speed=st.speed||1.0;const offsetBuffer=offsetWallTime*speed;const eff=st.buffer.getChannelData(0);const edBuffer=context.createBuffer(1,eff.length,st.buffer.sampleRate);const edData=edBuffer.getChannelData(0);edData.set(eff);const fx=st.effects||{};if(fx.reverse){const reversed=new Float32Array(edData);for(let i=0;i0){const sr=edBuffer.sampleRate;const fadeSamples=Math.min(edData.length,Math.floor(fx.fadeInMs/1000*sr));for(let i=0;i0){const sr=edBuffer.sampleRate;const fadeSamples=Math.min(edData.length,Math.floor(fx.fadeOutMs/1000*sr));for(let i=edData.length-fadeSamples;i0){volumeGainNode.gain.cancelScheduledValues(context.currentTime);volNodes.forEach((n,i)=>{const t=context.currentTime+n.time/speed;const linearGain=Math.pow(10,n.db/20);if(i===0)volumeGainNode.gain.setValueAtTime(linearGain,t);else volumeGainNode.gain.linearRampToValueAtTime(linearGain,t);});}// Schedule panning automation nodes @@ -1608,7 +1609,8 @@ const isPerc=!!(synthEngine&&synthEngine.soundfont_bank===128);// D8: track đ if(program!==undefined&&program!==null){try{if(window.__ensureBridgeProgram)window.__ensureBridgeProgram(trkId,program,synthEngine);}catch(e){}}// V11: epoch guard — hủy timer cũ khi stop/loop restart (xem ref). const epoch=bridgeNoteEpochRef.current;setTimeout(function(){if(epoch!==bridgeNoteEpochRef.current)return;if(!guardPlay())return;try{window.SonicMidiRouter.pushEvent({cmd:'NOTE_ON',channel:trkId,pitch:pitch||60,velocity:velocity||0.8,percussion:isPerc});}catch(e){}},delayMs);scheduleNoteOff('B:'+trkId+':'+(pitch||60),function(){if(epoch!==bridgeNoteEpochRef.current)return;if(!guardPlay())return;try{window.SonicMidiRouter.pushEvent({cmd:'NOTE_OFF',channel:trkId,pitch:pitch||60,velocity:0,percussion:isPerc});}catch(e){}},delayMs+(durMs||1000)+30);return;}// Native VSTi (standalone browser, bridge inactive) → midi-render thay vì // FluidSynth GM sai âm — safety net cho mọi caller (ghost notes, per-note). -if(isStandaloneSf()&&isVstTrackEngine(synthEngine)&&!(window.SonicMidiRouter&&window.SonicMidiRouter.isBridgeActive())){playNativeVstNote(track,pitch,velocity,durMs,startTime,track?track.id:'global');return;}window.SonicSF.playNote(pitch,velocity,durMs,startTime,program,destNode,ch,synthEngine);};const startTrackPlayback=offsetTime=>{const context=getAudioContext();// D2: bridge active -> báo transport PLAY (bridge flush note-off cũ + đồng +if(isStandaloneSf()&&isVstTrackEngine(synthEngine)&&!(window.SonicMidiRouter&&window.SonicMidiRouter.isBridgeActive())){playNativeVstNote(track,pitch,velocity,durMs,startTime,track?track.id:'global');return;}window.SonicSF.playNote(pitch,velocity,durMs,startTime,program,destNode,ch,synthEngine);};const startTrackPlayback=offsetTime=>{const context=getAudioContext();_nativePlayEpoch++;// new play — vô hiệu doHardStop đang fade (play trong cửa sổ 80ms) +// D2: bridge active -> báo transport PLAY (bridge flush note-off cũ + đồng // bộ timeline; A13 C++ xử lý arg1=playheadSamples sau này). if(window.NativeBridgeService&&window.NativeBridgeService.isBridgeConnected){// V10: loop restart — stopAllPlayback vừa schedule STOP#2 (150ms); hủy // ngay khi PLAY, nếu không STOP#2 đến sau PLAY → bridge drop mọi note-on @@ -1682,7 +1684,8 @@ const midiItems=track.midiItems||[];const routeCarla=shouldRouteCarla(track.synt // play FluidSynth GM sai âm chồng lên) const routeToCarla=!!(window.SonicCarlaMidi&&window.SonicCarlaMidi.shouldRoutePlayback(track.synth_engine));if(offsetTime{if(st.type!=='PIANO_ROLL')return;const context=getAudioContext();// V10: piano roll loop restart cũng gọi stopAllPlayback() trước (STOP#1 → +if(routeToCarla)scheduleCarlaNote(track.synth_engine,lcCh,note.pitch||60,note.velocity||0.8,context.currentTime,remainingDurMs);}}});});}};const schedulePianoRollMidi=(st,offsetSeconds,notesOverride)=>{if(st.type!=='PIANO_ROLL')return;const context=getAudioContext();_nativePlayEpoch++;// new play — vô hiệu doHardStop đang fade +// V10: piano roll loop restart cũng gọi stopAllPlayback() trước (STOP#1 → // bridge transportStopped=true) → mọi note-on bị drop nếu không PLAY lại. // Hủy STOP#2 (150ms) + báo PLAY để bridge nhận note mới (loop liên tục). if(window.NativeBridgeService&&window.NativeBridgeService.isBridgeConnected){if(bridgeStopRetryTimerRef.current){clearTimeout(bridgeStopRetryTimerRef.current);bridgeStopRetryTimerRef.current=null;}try{window.NativeBridgeService.transport('play');}catch(e){}}// V12: guardPlay race tương tự startTrackPlayback — set NGAY để note-on @@ -1707,24 +1710,34 @@ var gRouteCarla=!!(window.SonicCarlaMidi&&window.SonicCarlaMidi.shouldRoutePlayb const st=subTabs.find(s=>s.id===activeTab);if(!st||!st.buffer&&st.type!=='PIANO_ROLL')return;// MAIN/SECTION đang play (ngầm — MIDI section/main còn kêu sau khi mở // tab): Space phải STOP trước — không được play sub-tab (user: trong // PIANO ROLL không phát hiện MIDI đang play → space 2 lần mới stop). -if(isPlaying){stopAllPlayback();setSubTabs(prev=>prev.map(s=>s.isPlaying?{...s,isPlaying:false}:s));setIsPlaying(false);return;}if(st.isPlaying){stopAllPlayback();setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,isPlaying:false}:s));}else{try{stopAllPlayback();const startOffset=st.currentTime||0;if(st.type==='PIANO_ROLL'){schedulePianoRollMidi(st,startOffset);startSubTabPlayback(st,startOffset);}else{startSubTabPlayback(st,startOffset);}setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,buffer:s.buffer||getAudioContext().createBuffer(1,128,getAudioContext().sampleRate),isPlaying:true,currentTime:startOffset}:s));// BẮT BUỘC start rAF loop updatePlayhead — nếu không, playhead sub-tab +if(isPlaying){stopAllPlayback(true);// user stop — fade out +setSubTabs(prev=>prev.map(s=>s.isPlaying?{...s,isPlaying:false}:s));setIsPlaying(false);return;}if(st.isPlaying){stopAllPlayback(true);// user stop — fade out +setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,isPlaying:false}:s));}else{try{stopAllPlayback();const startOffset=st.currentTime||0;if(st.type==='PIANO_ROLL'){schedulePianoRollMidi(st,startOffset);startSubTabPlayback(st,startOffset);}else{startSubTabPlayback(st,startOffset);}setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,buffer:s.buffer||getAudioContext().createBuffer(1,128,getAudioContext().sampleRate),isPlaying:true,currentTime:startOffset}:s));// BẮT BUỘC start rAF loop updatePlayhead — nếu không, playhead sub-tab // không di chuyển (và loop/stop không bao giờ chạy). -animationFrameIdRef.current=requestAnimationFrame(updatePlayhead);}catch(e){console.error('[Play] Piano Roll play error:',e);showToast('Lỗi phát Piano Roll: '+e.message,'error');}}return;}const context=getAudioContext();if(isPlaying){stopAllPlayback();}else{startOffsetTimeRef.current=currentTime;startAudioTimeRef.current=context.currentTime;startTrackPlayback(currentTime);setIsPlaying(true);}};handlePlayPauseRef.current=handlePlayPause;const handlePianoRollRealtimePlay=trackIds=>{const prSt=subTabs.find(s=>s.id===activeTab&&s.type==='PIANO_ROLL');if(!prSt)return;var prLayers=[];var ghostData=window.SonicGhost&&window.SonicGhost.extractGhostLayers?window.SonicGhost.extractGhostLayers(activeTracks,prSt.trackId,prSt.target_id,parseInt(bpm)||120):[];(ghostData||[]).forEach(function(layer){if(!trackIds||trackIds.indexOf(layer.track_id)===-1)return;var ltrk=(activeTracks||[]).find(function(t){return t.id===layer.track_id;});prLayers.push({trackId:layer.track_id,notes:layer.notes.map(function(n){return{pitch:n.pitch,start_beat:n.relative_start_beat,duration_beats:n.duration_beats,velocity:n.velocity||0.8};}),instrumentProgram:ltrk?ltrk.instrumentProgram:undefined,instrumentName:ltrk?ltrk.instrumentName:undefined,synthEngine:ltrk?ltrk.synth_engine:undefined});});stopAllPlayback();const prCtx=getAudioContext();const prTNode=activeTrackNodesRef.current[prSt.trackId];if(prTNode&&prTNode.gainNode){prTNode.gainNode.gain.setValueAtTime(prTNode.gainNode.gain.value||1,prCtx.currentTime);prTNode.gainNode.gain.linearRampToValueAtTime(0.001,prCtx.currentTime+0.04);}setTimeout(()=>{window.SonicSF.stopAll();stopAllNativeSfNotes();stopAllNativeVstNotes();if(prTNode&&prTNode.gainNode){const prTrackData=activeTracksRef.current?activeTracksRef.current.find(t=>t.id===prSt.trackId):null;const prVolDb=prTrackData?prTrackData.volumeDb??0:0;const prVolLinear=prVolDb<=-50?0:Math.pow(10,prVolDb/20);prTNode.gainNode.gain.setValueAtTime(0.001,prCtx.currentTime);prTNode.gainNode.gain.linearRampToValueAtTime(prVolLinear||0.8,prCtx.currentTime+0.015);}const prOffset=prSt.currentTime||0;startOffsetTimeRef.current=prOffset;startAudioTimeRef.current=prCtx.currentTime;startBufferOffsetRef.current=prOffset*(prSt.speed||1.0);const playTab=Object.assign({},prSt,{ghostPlayLayers:prLayers});schedulePianoRollMidi(playTab,prOffset);setSubTabs(prev=>prev.map(s=>s.id===prSt.id?Object.assign({},s,{ghostPlayLayers:prLayers,isPlaying:true,currentTime:prOffset}):s));},60);};const handlePause=()=>{if(isPlaying||subTabs.some(s=>s.isPlaying))stopAllPlayback();};const stopAllPlayback=()=>{try{isPlayingRef.current=false;_nativePlayEpoch++;// hủy mọi render/decode pending của lần play cũ +animationFrameIdRef.current=requestAnimationFrame(updatePlayhead);}catch(e){console.error('[Play] Piano Roll play error:',e);showToast('Lỗi phát Piano Roll: '+e.message,'error');}}return;}const context=getAudioContext();if(isPlaying){stopAllPlayback(true);// user stop — fade out +}else{startOffsetTimeRef.current=currentTime;startAudioTimeRef.current=context.currentTime;startTrackPlayback(currentTime);setIsPlaying(true);}};handlePlayPauseRef.current=handlePlayPause;const handlePianoRollRealtimePlay=trackIds=>{const prSt=subTabs.find(s=>s.id===activeTab&&s.type==='PIANO_ROLL');if(!prSt)return;var prLayers=[];var ghostData=window.SonicGhost&&window.SonicGhost.extractGhostLayers?window.SonicGhost.extractGhostLayers(activeTracks,prSt.trackId,prSt.target_id,parseInt(bpm)||120):[];(ghostData||[]).forEach(function(layer){if(!trackIds||trackIds.indexOf(layer.track_id)===-1)return;var ltrk=(activeTracks||[]).find(function(t){return t.id===layer.track_id;});prLayers.push({trackId:layer.track_id,notes:layer.notes.map(function(n){return{pitch:n.pitch,start_beat:n.relative_start_beat,duration_beats:n.duration_beats,velocity:n.velocity||0.8};}),instrumentProgram:ltrk?ltrk.instrumentProgram:undefined,instrumentName:ltrk?ltrk.instrumentName:undefined,synthEngine:ltrk?ltrk.synth_engine:undefined});});stopAllPlayback();const prCtx=getAudioContext();const prTNode=activeTrackNodesRef.current[prSt.trackId];if(prTNode&&prTNode.gainNode){prTNode.gainNode.gain.setValueAtTime(prTNode.gainNode.gain.value||1,prCtx.currentTime);prTNode.gainNode.gain.linearRampToValueAtTime(0.001,prCtx.currentTime+0.04);}setTimeout(()=>{window.SonicSF.stopAll();stopAllNativeSfNotes();stopAllNativeVstNotes();if(prTNode&&prTNode.gainNode){const prTrackData=activeTracksRef.current?activeTracksRef.current.find(t=>t.id===prSt.trackId):null;const prVolDb=prTrackData?prTrackData.volumeDb??0:0;const prVolLinear=prVolDb<=-50?0:Math.pow(10,prVolDb/20);prTNode.gainNode.gain.setValueAtTime(0.001,prCtx.currentTime);prTNode.gainNode.gain.linearRampToValueAtTime(prVolLinear||0.8,prCtx.currentTime+0.015);}const prOffset=prSt.currentTime||0;startOffsetTimeRef.current=prOffset;startAudioTimeRef.current=prCtx.currentTime;startBufferOffsetRef.current=prOffset*(prSt.speed||1.0);const playTab=Object.assign({},prSt,{ghostPlayLayers:prLayers});schedulePianoRollMidi(playTab,prOffset);setSubTabs(prev=>prev.map(s=>s.id===prSt.id?Object.assign({},s,{ghostPlayLayers:prLayers,isPlaying:true,currentTime:prOffset}):s));},60);};const handlePause=()=>{if(isPlaying||subTabs.some(s=>s.isPlaying))stopAllPlayback(true);};const stopAllPlayback=fade=>{try{isPlayingRef.current=false;_nativePlayEpoch++;// hủy mọi render/decode pending của lần play cũ // V11: hủy mọi note timer của lần play cũ (stop/seek/loop restart) — timer // cũ bắn vào vòng mới = NOTE_OFF cắt note đang kêu → crack (xem ref). -bridgeNoteEpochRef.current++;try{clearAllPendingNoteOffs();}catch(e){}try{if(subTabsRef.current)subTabsRef.current=subTabsRef.current.map(s=>({...s,isPlaying:false}));}catch(e){}activeSourcesRef.current.forEach(src=>{try{src.stop();}catch(e){}});activeSourcesRef.current=[];Object.values(activeTrackNodesRef.current).forEach(n=>{if(n.fxStopFn){try{n.fxStopFn();}catch(e){}}});activeTrackNodesRef.current={};// Clear VU activity NGAY: hết âm → VU tắt tức thì (không decay 0.35s từ +bridgeNoteEpochRef.current++;try{clearAllPendingNoteOffs();}catch(e){}try{if(subTabsRef.current)subTabsRef.current=subTabsRef.current.map(s=>({...s,isPlaying:false}));}catch(e){}// Fade-out khi user nhấn Stop/Pause (fade=true): ramp gain track + bridge +// xuống 0 trong FADE_MS rồi mới hard-stop — hết click, âm ngân mượt. +// Loop restart/seek (fade=false) giữ stop tức thì như cũ (không fade). +// Lưu ref trước khi clear để doHardStop trễ không đụng playback mới. +const ctx=getAudioContext();const stopEpoch=_nativePlayEpoch;const FADE_MS=80;const capturedSources=activeSourcesRef.current.slice();const capturedNodes=Object.values(activeTrackNodesRef.current);activeSourcesRef.current=[];activeTrackNodesRef.current={};const fadedGains=[];let bridgeGainNode=null;if(fade&&ctx){try{const now=ctx.currentTime;capturedNodes.forEach(n=>{if(n&&n.gainNode&&n.gainNode.gain){fadedGains.push({node:n.gainNode,prev:n.gainNode.gain.value});n.gainNode.gain.cancelScheduledValues(now);n.gainNode.gain.setValueAtTime(n.gainNode.gain.value,now);n.gainNode.gain.linearRampToValueAtTime(0.0001,now+FADE_MS/1000);}});if(window.BridgeAudioNode&&window.BridgeAudioNode.getOutputNode){const bg=window.BridgeAudioNode.getOutputNode();if(bg&&bg.gain){bridgeGainNode=bg;bg.gain.cancelScheduledValues(now);bg.gain.setValueAtTime(bg.gain.value,now);bg.gain.linearRampToValueAtTime(0.0001,now+FADE_MS/1000);}}}catch(e){console.warn('[Stop] fade setup error:',e);}}const doHardStop=()=>{try{const stale=_nativePlayEpoch!==stopEpoch;// play mới bắt đầu trong lúc fade +capturedSources.forEach(src=>{try{src.stop();}catch(e){}});capturedNodes.forEach(n=>{if(n.fxStopFn){try{n.fxStopFn();}catch(e){}}});if(stale)return;// play mới đang chạy — không dừng bridge/SF của nó +stopMidiCapture();stopAllNativeSfNotes();stopAllNativeVstNotes();// D2/D6: bridge active -> transport STOP (bridge flush toàn pitch, hết +// âm ngân tức thì; A13 C++ flush note-off). +if(window.NativeBridgeService&&window.NativeBridgeService.isBridgeConnected){try{window.NativeBridgeService.transport('stop');}catch(e){}// V8 bug 3: transport stop thu 2 sau 150ms — note-on timer guard sync +// qua React effect (cham) van bay toi bridge sau STOP → retrigger am +// treo. V10: timer lưu ref — startTrackPlayback (loop restart) hủy +// khi PLAY, tránh STOP#2 giết loop tiếp theo (VSTi chỉ play 1 vòng). +if(bridgeStopRetryTimerRef.current){clearTimeout(bridgeStopRetryTimerRef.current);}bridgeStopRetryTimerRef.current=setTimeout(()=>{bridgeStopRetryTimerRef.current=null;try{window.NativeBridgeService.transport('stop');}catch(e){}},150);}if(window.SonicSF){try{window.SonicSF.stopAll();}catch(e){console.warn('[Stop] stopAll error:',e);}// Dừng triệt để: noteoff từng note + hủy scheduled note-on (hết âm stuck) +if(window.SonicSF.panic){try{window.SonicSF.panic();}catch(e){console.warn('[Stop] panic error:',e);}}}}catch(e){console.warn('[Stop] stopAllPlayback error:',e);}// Restore gain về giá trị cũ — play lần sau không bị câm/đổi volume. +try{const t=getAudioContext().currentTime;fadedGains.forEach(g=>{try{g.node.gain.cancelScheduledValues(t);g.node.gain.setValueAtTime(g.prev,t);}catch(e){}});if(bridgeGainNode){try{bridgeGainNode.gain.cancelScheduledValues(t);bridgeGainNode.gain.setValueAtTime(1.0,t);}catch(e){}}}catch(e){}};if(fade&&ctx){try{setTimeout(doHardStop,FADE_MS);}catch(e){doHardStop();}}else{doHardStop();}// Clear VU activity NGAY: hết âm → VU tắt tức thì (không decay 0.35s từ // âm cũ — user 06:45: tắt âm MAIN items khi vào SECTION-TAB → VU main // items phải tắt theo, không "diễn" tiếp). try{midiVuActivityRef.current={};}catch(e){}// Clear luôn counter note đang giữ — nếu không, sau stop (âm đã dừng) // tick vẫn thấy heldCnt > 0 → giữ peak → VU dính mãi (user bug 08:08). -try{heldMidiNotesRef.current={};}catch(e){}stopMidiCapture();stopAllNativeSfNotes();stopAllNativeVstNotes();// D2/D6: bridge active -> transport STOP (bridge flush toàn pitch, hết âm -// ngân tức thì; A13 C++ flush note-off). -if(window.NativeBridgeService&&window.NativeBridgeService.isBridgeConnected){try{window.NativeBridgeService.transport('stop');}catch(e){}// V8 bug 3: transport stop thu 2 sau 150ms — note-on timer guard sync qua -// React effect (cham) van bay toi bridge sau STOP → retrigger am treo. -// V10: timer lưu ref — startTrackPlayback (loop restart) hủy khi PLAY, -// tránh STOP#2 giết loop tiếp theo (VSTi chỉ play 1 vòng). -if(bridgeStopRetryTimerRef.current){clearTimeout(bridgeStopRetryTimerRef.current);}bridgeStopRetryTimerRef.current=setTimeout(()=>{bridgeStopRetryTimerRef.current=null;try{window.NativeBridgeService.transport('stop');}catch(e){}},150);}if(window.SonicSF){try{window.SonicSF.stopAll();}catch(e){console.warn('[Stop] stopAll error:',e);}// Dừng triệt để: noteoff từng note + hủy scheduled note-on (hết âm stuck) -if(window.SonicSF.panic){try{window.SonicSF.panic();}catch(e){console.warn('[Stop] panic error:',e);}}}}catch(e){console.warn('[Stop] stopAllPlayback error:',e);}setIsPlaying(false);setSubTabs(prev=>prev.map(s=>({...s,isPlaying:false})));updateSfRouting();};const seekPlaybackTo=time=>{const isSubTab=subTabs.some(sub=>sub.id===activeTab);if(isSubTab){const st=subTabs.find(s=>s.id===activeTab);if(!st)return;if(st.isPlaying){stopAllPlayback();window.SonicSF.stopAll();stopAllNativeSfNotes();stopAllNativeVstNotes();setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,currentTime:time,isPlaying:true}:s));const ctx=getAudioContext();startOffsetTimeRef.current=time;startAudioTimeRef.current=ctx.currentTime;startBufferOffsetRef.current=time*(st.speed||1.0);if(st.type==='PIANO_ROLL'){schedulePianoRollMidi(st,time);}startSubTabPlayback(st,time);}else{setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,currentTime:time}:s));}}else{if(isPlaying){stopAllPlayback();setCurrentTime(time);startOffsetTimeRef.current=time;startAudioTimeRef.current=getAudioContext().currentTime;startTrackPlayback(time);setIsPlaying(true);}else{setCurrentTime(time);}}};const handleStop=()=>{if(recordingStateRef.current==='RECORDING'||recordingStateRef.current==='COUNT_IN'){stopRecordingTake();return;}stopAllPlayback();if(activeTab!=='main'&&!activeTab.startsWith('session_')){setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,currentTime:0}:s));}else{setCurrentTime(0);}};const drawVuMeter=(canvas,db)=>{if(!canvas)return;const ctx=canvas.getContext('2d');if(!ctx)return;const w=canvas.width;const h=canvas.height;ctx.clearRect(0,0,w,h);const minDb=-60;const maxDb=0;const frac=Math.max(0,Math.min(1,(db-minDb)/(maxDb-minDb)));ctx.fillStyle='#18181b';ctx.fillRect(0,0,w,h);const grad=ctx.createLinearGradient(0,0,w,0);grad.addColorStop(0,'#10b981');grad.addColorStop(0.7,'#eab308');grad.addColorStop(0.95,'#ef4444');ctx.fillStyle=grad;ctx.fillRect(0,0,w*frac,h);if(db>=-0.5){ctx.fillStyle='#ff0000';ctx.fillRect(w-6,0,6,h);}};const handleRecordClick=async()=>{if(recordingState==='RECORDING'||recordingState==='COUNT_IN'){await stopRecordingTake();return;}// Check if piano roll tab is active and armed +try{heldMidiNotesRef.current={};}catch(e){}}catch(e){console.warn('[Stop] stopAllPlayback error:',e);}setIsPlaying(false);setSubTabs(prev=>prev.map(s=>({...s,isPlaying:false})));updateSfRouting();};const seekPlaybackTo=time=>{const isSubTab=subTabs.some(sub=>sub.id===activeTab);if(isSubTab){const st=subTabs.find(s=>s.id===activeTab);if(!st)return;if(st.isPlaying){stopAllPlayback();window.SonicSF.stopAll();stopAllNativeSfNotes();stopAllNativeVstNotes();setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,currentTime:time,isPlaying:true}:s));const ctx=getAudioContext();startOffsetTimeRef.current=time;startAudioTimeRef.current=ctx.currentTime;startBufferOffsetRef.current=time*(st.speed||1.0);if(st.type==='PIANO_ROLL'){schedulePianoRollMidi(st,time);}startSubTabPlayback(st,time);}else{setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,currentTime:time}:s));}}else{if(isPlaying){stopAllPlayback();setCurrentTime(time);startOffsetTimeRef.current=time;startAudioTimeRef.current=getAudioContext().currentTime;startTrackPlayback(time);setIsPlaying(true);}else{setCurrentTime(time);}}};const handleStop=()=>{if(recordingStateRef.current==='RECORDING'||recordingStateRef.current==='COUNT_IN'){stopRecordingTake();return;}stopAllPlayback();if(activeTab!=='main'&&!activeTab.startsWith('session_')){setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,currentTime:0}:s));}else{setCurrentTime(0);}};const drawVuMeter=(canvas,db)=>{if(!canvas)return;const ctx=canvas.getContext('2d');if(!ctx)return;const w=canvas.width;const h=canvas.height;ctx.clearRect(0,0,w,h);const minDb=-60;const maxDb=0;const frac=Math.max(0,Math.min(1,(db-minDb)/(maxDb-minDb)));ctx.fillStyle='#18181b';ctx.fillRect(0,0,w,h);const grad=ctx.createLinearGradient(0,0,w,0);grad.addColorStop(0,'#10b981');grad.addColorStop(0.7,'#eab308');grad.addColorStop(0.95,'#ef4444');ctx.fillStyle=grad;ctx.fillRect(0,0,w*frac,h);if(db>=-0.5){ctx.fillStyle='#ff0000';ctx.fillRect(w-6,0,6,h);}};const handleRecordClick=async()=>{if(recordingState==='RECORDING'||recordingState==='COUNT_IN'){await stopRecordingTake();return;}// Check if piano roll tab is active and armed const activePianoRoll=subTabs.find(s=>s.id===activeTab&&s.type==='PIANO_ROLL'&&s.isArmed);if(activePianoRoll&&selectedMidiInputId){setRecordingState('COUNT_IN');const secondsPerBeat=60.0/(parseInt(bpm)||120);const countInDuration=secondsPerBeat*4;const audioCtx=getAudioContext();const now=audioCtx.currentTime;showToast('Metronome Count-in: 4... 3... 2... 1... (MIDI Piano Roll)','info');for(let i=0;i<4;i++){playMetronomeClick(now+i*secondsPerBeat,i===0);}setTimeout(()=>{startPianoRollRecording(activePianoRoll);},countInDuration*1000);return;}const armed=activeTracks.filter(t=>t.isArmed&&t.inputSource?.deviceType&&t.inputSource.deviceType!=='NONE');if(armed.length===0){showToast('Vui lòng Arm (R) ít nhất một track và chọn cổng Input để ghi âm.','warning');return;}setRecordingState('COUNT_IN');const secondsPerBeat=60.0/(parseInt(bpm)||120);const countInDuration=secondsPerBeat*4;const audioCtx=getAudioContext();const now=audioCtx.currentTime;showToast('Metronome Count-in: 4... 3... 2... 1...','info');for(let i=0;i<4;i++){playMetronomeClick(now+i*secondsPerBeat,i===0);}setTimeout(()=>{startRecordingTake(armed);},countInDuration*1000);};const startPianoRollRecording=tab=>{try{const context=getAudioContext();const secondsPerBeat=60.0/(parseInt(bpm)||120);const startTime=currentTime;const startBeat=startTime/secondsPerBeat;nextMetronomeBeatRef.current=Math.ceil(startBeat);const midiRec=new ClientMIDIRecorder(context,parseInt(bpm)||120,4);midiRec.tempTabId=tab.id;midiRec.selectedMidiInputId=selectedMidiInputId||'ALL';midiRec.start(startTime/secondsPerBeat,midiRec.selectedMidiInputId);pianoRollRecorderRef.current=midiRec;activeMIDIRecordersRef.current['piano_roll']=midiRec;setRecStartTimelineTime(startTime);recordingStartTimeRef.current=startTime;setRecordingState('RECORDING');setRecTempMidiNotes([]);const ctx=getAudioContext();const silentBuf=ctx.createBuffer(1,128,ctx.sampleRate);setSubTabs(prev=>prev.map(s=>s.id===tab.id?{...s,buffer:silentBuf,isPlaying:true}:s));startSubTabPlayback({...tab,buffer:silentBuf},startTime);startOffsetTimeRef.current=startTime;startAudioTimeRef.current=context.currentTime;setIsPlaying(true);midiRec.onNoteOn=(pitch,currentBeat)=>{const elapsedBeats=Math.max(0,currentBeat);const sec=elapsedBeats*(60.0/(parseInt(bpm)||120));const activeNotes=Array.from(midiRec.activeNotes.values()).map(n=>({id:'rec_'+n.pitch+'_'+currentBeat,pitch:n.pitch,start_beat:n.start_beat,duration_beats:Math.max(0.125,currentBeat-n.start_beat),velocity:Math.min(1,n.velocity||0.8),pan:0.0}));const rec=midiRec.recordedNotes.map((n,i)=>({id:'rec_'+Date.now()+'_'+i,pitch:n.pitch,start_beat:n.start_beat,duration_beats:n.duration_beats,velocity:Math.min(1,n.velocity||0.8),pan:0.0}));const allNotes=[...rec,...activeNotes];setRecTempMidiNotes(allNotes);setCanvasRedrawCount(n=>n+1);setSubTabs(prev=>prev.map(s=>s.id===tab.id?{...s,currentTime:startTime+sec,isDirty:true}:s));};if(!tab._recordingStarted){tab._recordingStarted=true;}showToast('Recording MIDI to Piano Roll...','info');}catch(err){console.error('startPianoRollRecording error:',err);showToast('Lỗi khi bắt đầu ghi âm Piano Roll: '+err.message,'warning');setRecordingState('IDLE');}};handleRecordClickRef.current=handleRecordClick;const startRecordingTake=async armedTracks=>{const context=getAudioContext();if(context.state==='suspended'){await context.resume();}setRecordingState('RECORDING');setRecTempMidiNotes([]);setRecTempAudioBuffer(null);const startTimelineTime=currentTime;setRecStartTimelineTime(startTimelineTime);recordingStartTimeRef.current=startTimelineTime;const secondsPerBeat=60.0/(parseInt(bpm)||120);const startBeat=startTimelineTime/secondsPerBeat;nextMetronomeBeatRef.current=Math.ceil(startBeat);activeMIDIRecordersRef.current={};activeAudioRecordersRef.current={};recordingPCMDataRef.current={};startOffsetTimeRef.current=startTimelineTime;startAudioTimeRef.current=context.currentTime;startTrackPlayback(startTimelineTime);setIsPlaying(true);let midiRecList=[];for(let track of armedTracks){if(track.inputSource.deviceType==='MIDI_KEYBOARD'){const midiRec=new ClientMIDIRecorder(context,parseInt(bpm)||120,4);const tempMidiItemId='midi_rec_'+Date.now()+'_'+track.id;midiRec.tempMidiItemId=tempMidiItemId;updateActiveTracks(prev=>prev.map(t=>{if(t.id!==track.id)return t;return{...t,midiItems:[...(t.midiItems||[]),{id:tempMidiItemId,name:'Recording...',startTime:startTimelineTime,duration:4*(secondsPerBeat*4),notes:[]}]};}));midiRec.onNoteOn=(pitch,currentBeat)=>{const canvas=trackVuRefs.current[track.id];if(canvas){drawVuMeter(canvas,0);setTimeout(()=>drawVuMeter(canvas,-60),100);}const elapsedBeats=Math.max(0,currentBeat);const elapsedSec=elapsedBeats*secondsPerBeat;const durationSec=Math.max(4*(secondsPerBeat*4),elapsedSec);const allNotes=[...midiRec.recordedNotes,...Array.from(midiRec.activeNotes.values()).map(n=>({...n,duration_beats:currentBeat-n.start_beat}))];setRecTempMidiNotes(allNotes);setCanvasRedrawCount(n=>n+1);if(midiRec.tempMidiItemId){updateActiveTracks(prev=>prev.map(t=>{if(t.id!==track.id)return t;return{...t,midiItems:t.midiItems.map(m=>m.id===midiRec.tempMidiItemId?{...m,notes:allNotes,duration:durationSec}:m)};}));}};midiRec.onNoteOff=()=>{const currentBeat=(context.currentTime-midiRec.recStartAudioTime-midiRec.latencyCompSec)/(60.0/midiRec.bpm);const elapsedBeats=Math.max(0,currentBeat);const elapsedSec=elapsedBeats*secondsPerBeat;const durationSec=Math.max(4*(secondsPerBeat*4),elapsedSec);const activeNotesArray=Array.from(midiRec.activeNotes.values()).map(n=>({...n,duration_beats:currentBeat-n.start_beat}));const allNotes=[...midiRec.recordedNotes,...activeNotesArray];setRecTempMidiNotes(allNotes);setCanvasRedrawCount(n=>n+1);if(midiRec.tempMidiItemId){updateActiveTracks(prev=>prev.map(t=>{if(t.id!==track.id)return t;return{...t,midiItems:t.midiItems.map(m=>m.id===midiRec.tempMidiItemId?{...m,notes:allNotes,duration:durationSec}:m)};}));}};midiRec.start(startTimelineTime/(secondsPerBeat*4),track.inputSource.deviceId);activeMIDIRecordersRef.current[track.id]=midiRec;midiRecList.push({trackId:track.id,midiRec});}else if(track.inputSource.deviceType==='MICROPHONE'){const audioRec=new ClientAudioRecorder(context);try{await audioRec.initializeInput(track.inputSource.deviceId);recordingPCMDataRef.current[track.id]=[];audioRec.onLevelUpdate=db=>{const canvas=trackVuRefs.current[track.id];if(canvas){drawVuMeter(canvas,db);}};audioRec.onPCMChunk=chunk=>{if(recordingPCMDataRef.current[track.id]){const currentData=recordingPCMDataRef.current[track.id];const newData=new Float32Array(currentData.length+chunk.length);newData.set(currentData);newData.set(chunk,currentData.length);recordingPCMDataRef.current[track.id]=newData;}};const monitorGain=track.monitoringEnabled?masterBus?masterBus.input:context.destination:null;await audioRec.start(monitorGain,track.monitoringEnabled);activeAudioRecordersRef.current[track.id]=audioRec;}catch(err){console.error('Failed to initialize microphone:',err);showToast('Không khởi động được micro: '+err.message,'warning');}}}recordingSyncRef.current=setInterval(()=>{const secondsPerBeatInt=60.0/(parseInt(bpm)||120);for(let{trackId,midiRec}of midiRecList){if(!midiRec.isRecording||!midiRec.tempMidiItemId)continue;const currentTimeSec=Math.max(0,getAudioContext().currentTime-midiRec.recStartAudioTime-midiRec.latencyCompSec);const currentBeat=currentTimeSec/secondsPerBeatInt;const allNotes=[...midiRec.recordedNotes,...Array.from(midiRec.activeNotes.values()).map(n=>({...n,duration_beats:currentBeat-n.start_beat}))];const durationSec=Math.max(4*(secondsPerBeatInt*4),currentTimeSec);if(Math.random()<0.2){// Throttle log to prevent flooding (approx 2 logs/sec) console.log(`[DevLog] [MIDI Rec Sync] Temp Item ID: ${midiRec.tempMidiItemId}, Duration: ${durationSec.toFixed(2)}s, ActiveNotes: ${midiRec.activeNotes.size}, RecordedNotes: ${midiRec.recordedNotes.length}`);}setRecTempMidiNotes(allNotes);setCanvasRedrawCount(n=>n+1);updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;return{...t,midiItems:t.midiItems.map(m=>m.id===midiRec.tempMidiItemId?{...m,notes:allNotes,duration:durationSec}:m)};}));}},100);showToast('Đang ghi âm...','info');};const stopRecordingTake=async()=>{setRecordingState('IDLE');stopAllPlayback();const context=getAudioContext();const secondsPerBeat=60.0/(parseInt(bpm)||120);const secondsPerBar=secondsPerBeat*4;const midiRecorders=activeMIDIRecordersRef.current;const audioRecorders=activeAudioRecordersRef.current;Object.keys(trackVuRefs.current).forEach(tid=>{const canvas=trackVuRefs.current[tid];if(canvas)drawVuMeter(canvas,-60);});let hasRecordedAnything=false;for(let trackId in midiRecorders){const midiRec=midiRecorders[trackId];const recordedNotes=midiRec.stop();if(midiRec.tempTabId){if(recordedNotes.length>0){const newNotes=recordedNotes.map((n,i)=>({id:'rec_'+Date.now()+'_'+i,pitch:n.pitch,start_beat:Math.max(0,n.start_beat||0),duration_beats:Math.max(0.125,n.duration_beats||0.25),velocity:Math.min(1,n.velocity||0.8),pan:0.0}));setSubTabs(prev=>prev.map(s=>s.id===midiRec.tempTabId?{...s,notes:[...(s.notes||[]),...newNotes],isDirty:true}:s));setCanvasRedrawCount(n=>n+1);showToast(`Đã ghi ${recordedNotes.length} notes vào Piano Roll.`,'success');}hasRecordedAnything=true;}else if(midiRec.tempMidiItemId){const recCurrentTimeSec=Math.max(0,context.currentTime-midiRec.recStartAudioTime-midiRec.latencyCompSec);const recElapsedBeats=recCurrentTimeSec/(60.0/midiRec.bpm);const totalDurationBeats=Math.max(4.0,recordedNotes.length>0?Math.max(recElapsedBeats,...recordedNotes.map(n=>n.start_beat+n.duration_beats)):recElapsedBeats);updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;const 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