diff --git a/app/static/js/app.jsx b/app/static/js/app.jsx index 233cf0b..995d248 100644 --- a/app/static/js/app.jsx +++ b/app/static/js/app.jsx @@ -6775,7 +6775,12 @@ const App = () => { soundfont_program: sfProg !== undefined ? sfProg : 0, soundfont_id: isSfInstrument ? instrumentId.replace('sf_', '') : '' } : undefined; - return { ...t, instrumentId, instrumentProgram: sfProg, instrumentName: displayName, soundfont_bank: sfBank, soundfont_program: sfProg, synth_engine: synthEngine, type: hasInstrument ? 'MIDI' : (t.type === 'MIDI' ? 'audio' : t.type) }; + var mt = activeTracksRef.current || tracks; + var midx = 0; + for (var mi = 0; mi < mt.length; mi++) { if (mt[mi].id === trackId) { midx = mi; break; } } + var mch = sfBank === 128 ? 9 : (midx >= 9 ? midx + 1 : midx); + if (mch >= 16) mch = 0; + return { ...t, midiChannel: mch, instrumentId, instrumentProgram: sfProg, instrumentName: displayName, soundfont_bank: sfBank, soundfont_program: sfProg, synth_engine: synthEngine, type: hasInstrument ? 'MIDI' : (t.type === 'MIDI' ? 'audio' : t.type) }; })); setInstrumentDropdownTrackId(null); setInstrumentDropdownBtnRect(null); @@ -6790,6 +6795,10 @@ const App = () => { for (var i = 0; i < allTracks.length; i++) { if (allTracks[i].id === trackId) { tidx = i; break; } } var ch = sfBank === 128 ? 9 : (tidx >= 9 ? tidx + 1 : tidx); if (ch >= 16) ch = 0; + // Store channel for consistent per-track instrument playback + if (!allTracks[tidx] || allTracks[tidx].midiChannel === undefined) { + updateActiveTracks(prev => prev.map(t => t.id === trackId ? { ...t, midiChannel: ch } : t)); + } window.SonicSF.selectInstrument(ch, sfBank || 0, sfProg || 0, sfId); } setSubTabs(prev => prev.map(s => { @@ -10398,8 +10407,7 @@ const App = () => { const instrumentProgram = track ? track.instrumentProgram : undefined; const synthEngine = track ? track.synth_engine : undefined; var allTracks = activeTracksRef.current || []; - var mainCh = 0; - for (var i = 0; i < allTracks.length; i++) { if (allTracks[i].id === st.trackId) { mainCh = i >= 9 ? i + 1 : i; if (mainCh >= 16) mainCh = 0; break; } } + var mainCh = track ? (track.midiChannel !== undefined ? track.midiChannel : 0) : 0; // Compute session beat offset from target item var sessionBeatOffset = 0; var targetTrk = allTracks.find(function(t) { return t.id === st.trackId; }); @@ -10430,8 +10438,7 @@ const App = () => { var ghostSynth = layer.synthEngine || (ghostTrack ? ghostTrack.synth_engine : undefined); if (ghostProg === undefined && !ghostSynth) return; var ghostDest = getOrCreateTrackNode(ghostTrack, context); - var ghostCh = 0; - for (var i = 0; i < allTracks.length; i++) { if (allTracks[i].id === layer.trackId) { ghostCh = i >= 9 ? i + 1 : i; if (ghostCh >= 16) ghostCh = 0; break; } } + var ghostCh = ghostTrack ? (ghostTrack.midiChannel !== undefined ? ghostTrack.midiChannel : 0) : 0; layer.notes.forEach(function(note) { var beat = (note.start_beat || 0) + sessionBeatOffset; var dur = note.duration_beats || 1; diff --git a/app/static/js/app.precompiled.js b/app/static/js/app.precompiled.js index 1d13d27..bb1da58 100644 --- a/app/static/js/app.precompiled.js +++ b/app/static/js/app.precompiled.js @@ -179,8 +179,9 @@ const[selectedSoundFontId,setSelectedSoundFontId]=useState(null);const[sfPresets const[instrumentDropdownTrackId,setInstrumentDropdownTrackId]=useState(null);const[instrumentDropdownBtnRect,setInstrumentDropdownBtnRect]=useState(null);const[instrumentSearchQuery,setInstrumentSearchQuery]=useState('');const[sfPresetSearchQuery,setSfPresetSearchQuery]=useState('');const filteredInstruments=useMemo(()=>{if(!instrumentSelectorData||!instrumentSearchQuery)return{soundfonts:instrumentSelectorData?.soundfonts||[],vst:instrumentSelectorData?.vst_instruments||[]};const q=instrumentSearchQuery.toLowerCase();return{soundfonts:(instrumentSelectorData.soundfonts||[]).filter(sf=>(sf.display||sf.name||sf.id).toLowerCase().includes(q)),vst:(instrumentSelectorData.vst_instruments||[]).filter(v=>(v.name||v.id).toLowerCase().includes(q))};},[instrumentSearchQuery,instrumentSelectorData]);useEffect(()=>{if(!instrumentSelectorData){window.SonicAPI.listPlugins().then(async data=>{// Eagerly fetch full catalog with all instrument presets try{const catResp=(await window.SonicAPI.getSoundfontCatalog?.())??(await fetch('/api/v1/plugins/soundfonts/catalog').then(r=>r.json()));const catalog=catResp.full_catalog||{};// Merge presets into each soundfont entry data.soundfonts=(data.soundfonts||[]).map(sf=>{const sfId=sf.id.replace('sf_','');// Catalog keys are lowercased by soundfont_inspector -const catEntry=catalog[sfId.toLowerCase()]||catalog[sfId];if(catEntry&&catEntry.instruments){return{...sf,presets:catEntry.instruments};}return sf;});}catch(e){console.warn('Catalog fetch error:',e);}setInstrumentSelectorData(data);}).catch(()=>{});}},[]);useEffect(()=>{if(!instrumentDropdownTrackId)return;const handler=e=>{setInstrumentDropdownTrackId(null);setInstrumentDropdownBtnRect(null);setInstrumentSearchQuery('');};document.addEventListener('click',handler);return()=>document.removeEventListener('click',handler);},[instrumentDropdownTrackId]);const GM_INSTRUMENTS=["Acoustic Grand Piano","Bright Acoustic Piano","Electric Grand Piano","Honky-tonk Piano","Electric Piano 1","Electric Piano 2","Harpsichord","Clavi","Celesta","Glockenspiel","Music Box","Vibraphone","Marimba","Xylophone","Tubular Bells","Dulcimer","Drawbar Organ","Percussive Organ","Rock Organ","Church Organ","Reed Organ","Accordion","Harmonica","Tango Accordion","Acoustic Guitar (nylon)","Acoustic Guitar (steel)","Electric Guitar (jazz)","Electric Guitar (clean)","Electric Guitar (muted)","Overdriven Guitar","Distortion Guitar","Guitar harmonics","Acoustic Bass","Electric Bass (finger)","Electric Bass (pick)","Fretless Bass","Slap Bass 1","Slap Bass 2","Synth Bass 1","Synth Bass 2","Violin","Viola","Cello","Contrabass","Tremolo Strings","Pizzicato Strings","Orchestral Harp","Timpani","String Ensemble 1","String Ensemble 2","Synth Strings 1","Synth Strings 2","Choir Aahs","Voice Oohs","Synth Voice","Orchestra Hit","Trumpet","Trombone","Tuba","Muted Trumpet","French Horn","Brass Section","Synth Brass 1","Synth Brass 2","Soprano Sax","Alto Sax","Tenor Sax","Baritone Sax","Oboe","English Horn","Bassoon","Clarinet","Piccolo","Flute","Recorder","Pan Flute","Blown Bottle","Shakuhachi","Whistle","Ocarina","Lead 1 (square)","Lead 2 (sawtooth)","Lead 3 (calliope)","Lead 4 (chiff)","Lead 5 (charang)","Lead 6 (voice)","Lead 7 (fifths)","Lead 8 (bass+lead)","Pad 1 (new age)","Pad 2 (warm)","Pad 3 (polysynth)","Pad 4 (choir)","Pad 5 (bowed)","Pad 6 (metallic)","Pad 7 (halo)","Pad 8 (sweep)","FX 1 (rain)","FX 2 (soundtrack)","FX 3 (crystal)","FX 4 (atmosphere)","FX 5 (brightness)","FX 6 (goblins)","FX 7 (echoes)","FX 8 (sci-fi)","Sitar","Banjo","Shamisen","Koto","Kalimba","Bag pipe","Fiddle","Shanai","Tinkle Bell","Agogo","Steel Drums","Woodblock","Taiko Drum","Melodic Tom","Synth Drum","Reverse Cymbal","Guitar Fret Noise","Breath Noise","Seashore","Bird Tweet","Telephone Ring","Helicopter","Applause","Gunshot"];const setTrackInstrumentWithProgram=(trackId,instrumentId,programNumber,displayName,bankNumber)=>{const isSfInstrument=instrumentId&&typeof instrumentId==='string'&&instrumentId.startsWith('sf_');const sfBank=bankNumber!==undefined?bankNumber:isSfInstrument?0:undefined;const sfProg=programNumber!==undefined?programNumber:undefined;updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;const hasInstrument=!!instrumentId;const instrType=isSfInstrument?'soundfont':hasInstrument?'vst3':'default';const synthEngine=hasInstrument?{type:instrType,plugin_id:instrumentId,soundfont_bank:sfBank!==undefined?sfBank:0,soundfont_program:sfProg!==undefined?sfProg:0,soundfont_id:isSfInstrument?instrumentId.replace('sf_',''):''}:undefined;return{...t,instrumentId,instrumentProgram:sfProg,instrumentName:displayName,soundfont_bank:sfBank,soundfont_program:sfProg,synth_engine:synthEngine,type:hasInstrument?'MIDI':t.type==='MIDI'?'audio':t.type};}));setInstrumentDropdownTrackId(null);setInstrumentDropdownBtnRect(null);setInstrumentSelectorTrackId(null);setSynthCategory(null);setSelectedSoundFontId(null);// Trigger SpessaSynth load + program change when soundfont instrument selected -if(window.SonicSF&&window.SonicSF.selectInstrument&&instrumentId&&isSfInstrument){const sfId=instrumentId.replace('sf_','');var allTracks=activeTracksRef.current||tracks;var tidx=0;for(var i=0;i=9?tidx+1:tidx;if(ch>=16)ch=0;window.SonicSF.selectInstrument(ch,sfBank||0,sfProg||0,sfId);}setSubTabs(prev=>prev.map(s=>{if(s.trackId!==trackId)return s;return{...s,instrumentProgram:programNumber!==undefined?programNumber:undefined,instrumentName:displayName,instrumentId};}));const playingSub=subTabs.find(s=>s.trackId===trackId&&s.type==='PIANO_ROLL'&&s.isPlaying);if(playingSub){const pid=playingSub.id;const ctx=getAudioContext();const tNode=activeTrackNodesRef.current[trackId];if(tNode&&tNode.gainNode){tNode.gainNode.gain.setValueAtTime(tNode.gainNode.gain.value||1,ctx.currentTime);tNode.gainNode.gain.linearRampToValueAtTime(0.001,ctx.currentTime+0.04);}setTimeout(()=>{stopAllPlayback();if(tNode&&tNode.gainNode){const trackData=activeTracksRef.current?activeTracksRef.current.find(t=>t.id===trackId):null;const volDb=trackData?trackData.volumeDb??0:0;const volLinear=volDb<=-50?0:Math.pow(10,volDb/20);tNode.gainNode.gain.setValueAtTime(0.001,ctx.currentTime);tNode.gainNode.gain.linearRampToValueAtTime(volLinear||0.8,ctx.currentTime+0.015);}const context=getAudioContext();const offset=playingSub.currentTime||0;startOffsetTimeRef.current=offset;startAudioTimeRef.current=context.currentTime;startBufferOffsetRef.current=offset*(playingSub.speed||1.0);schedulePianoRollMidi(playingSub,offset);startSubTabPlayback(playingSub,offset);setSubTabs(prev=>prev.map(s=>s.id===pid?{...s,isPlaying:true}:s));if(subTabsRef.current){subTabsRef.current=subTabsRef.current.map(s=>s.id===pid?{...s,isPlaying:true}:s);}animationFrameIdRef.current=requestAnimationFrame(updatePlayhead);},60);}setTimeout(()=>lucide.createIcons(),50);};const setTrackInstrument=(trackId,instrumentId,displayName)=>{setInstrumentDropdownTrackId(null);setInstrumentDropdownBtnRect(null);if(instrumentId&&instrumentId.startsWith('sf_')){// Set instrument on track immediately so Synth button shows the name +const catEntry=catalog[sfId.toLowerCase()]||catalog[sfId];if(catEntry&&catEntry.instruments){return{...sf,presets:catEntry.instruments};}return sf;});}catch(e){console.warn('Catalog fetch error:',e);}setInstrumentSelectorData(data);}).catch(()=>{});}},[]);useEffect(()=>{if(!instrumentDropdownTrackId)return;const handler=e=>{setInstrumentDropdownTrackId(null);setInstrumentDropdownBtnRect(null);setInstrumentSearchQuery('');};document.addEventListener('click',handler);return()=>document.removeEventListener('click',handler);},[instrumentDropdownTrackId]);const GM_INSTRUMENTS=["Acoustic Grand Piano","Bright Acoustic Piano","Electric Grand Piano","Honky-tonk Piano","Electric Piano 1","Electric Piano 2","Harpsichord","Clavi","Celesta","Glockenspiel","Music Box","Vibraphone","Marimba","Xylophone","Tubular Bells","Dulcimer","Drawbar Organ","Percussive Organ","Rock Organ","Church Organ","Reed Organ","Accordion","Harmonica","Tango Accordion","Acoustic Guitar (nylon)","Acoustic Guitar (steel)","Electric Guitar (jazz)","Electric Guitar (clean)","Electric Guitar (muted)","Overdriven Guitar","Distortion Guitar","Guitar harmonics","Acoustic Bass","Electric Bass (finger)","Electric Bass (pick)","Fretless Bass","Slap Bass 1","Slap Bass 2","Synth Bass 1","Synth Bass 2","Violin","Viola","Cello","Contrabass","Tremolo Strings","Pizzicato Strings","Orchestral Harp","Timpani","String Ensemble 1","String Ensemble 2","Synth Strings 1","Synth Strings 2","Choir Aahs","Voice Oohs","Synth Voice","Orchestra Hit","Trumpet","Trombone","Tuba","Muted Trumpet","French Horn","Brass Section","Synth Brass 1","Synth Brass 2","Soprano Sax","Alto Sax","Tenor Sax","Baritone Sax","Oboe","English Horn","Bassoon","Clarinet","Piccolo","Flute","Recorder","Pan Flute","Blown Bottle","Shakuhachi","Whistle","Ocarina","Lead 1 (square)","Lead 2 (sawtooth)","Lead 3 (calliope)","Lead 4 (chiff)","Lead 5 (charang)","Lead 6 (voice)","Lead 7 (fifths)","Lead 8 (bass+lead)","Pad 1 (new age)","Pad 2 (warm)","Pad 3 (polysynth)","Pad 4 (choir)","Pad 5 (bowed)","Pad 6 (metallic)","Pad 7 (halo)","Pad 8 (sweep)","FX 1 (rain)","FX 2 (soundtrack)","FX 3 (crystal)","FX 4 (atmosphere)","FX 5 (brightness)","FX 6 (goblins)","FX 7 (echoes)","FX 8 (sci-fi)","Sitar","Banjo","Shamisen","Koto","Kalimba","Bag pipe","Fiddle","Shanai","Tinkle Bell","Agogo","Steel Drums","Woodblock","Taiko Drum","Melodic Tom","Synth Drum","Reverse Cymbal","Guitar Fret Noise","Breath Noise","Seashore","Bird Tweet","Telephone Ring","Helicopter","Applause","Gunshot"];const setTrackInstrumentWithProgram=(trackId,instrumentId,programNumber,displayName,bankNumber)=>{const isSfInstrument=instrumentId&&typeof instrumentId==='string'&&instrumentId.startsWith('sf_');const sfBank=bankNumber!==undefined?bankNumber:isSfInstrument?0:undefined;const sfProg=programNumber!==undefined?programNumber:undefined;updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;const hasInstrument=!!instrumentId;const instrType=isSfInstrument?'soundfont':hasInstrument?'vst3':'default';const synthEngine=hasInstrument?{type:instrType,plugin_id:instrumentId,soundfont_bank:sfBank!==undefined?sfBank:0,soundfont_program:sfProg!==undefined?sfProg:0,soundfont_id:isSfInstrument?instrumentId.replace('sf_',''):''}:undefined;var mt=activeTracksRef.current||tracks;var midx=0;for(var mi=0;mi=9?midx+1:midx;if(mch>=16)mch=0;return{...t,midiChannel:mch,instrumentId,instrumentProgram:sfProg,instrumentName:displayName,soundfont_bank:sfBank,soundfont_program:sfProg,synth_engine:synthEngine,type:hasInstrument?'MIDI':t.type==='MIDI'?'audio':t.type};}));setInstrumentDropdownTrackId(null);setInstrumentDropdownBtnRect(null);setInstrumentSelectorTrackId(null);setSynthCategory(null);setSelectedSoundFontId(null);// Trigger SpessaSynth load + program change when soundfont instrument selected +if(window.SonicSF&&window.SonicSF.selectInstrument&&instrumentId&&isSfInstrument){const sfId=instrumentId.replace('sf_','');var allTracks=activeTracksRef.current||tracks;var tidx=0;for(var i=0;i=9?tidx+1:tidx;if(ch>=16)ch=0;// Store channel for consistent per-track instrument playback +if(!allTracks[tidx]||allTracks[tidx].midiChannel===undefined){updateActiveTracks(prev=>prev.map(t=>t.id===trackId?{...t,midiChannel:ch}:t));}window.SonicSF.selectInstrument(ch,sfBank||0,sfProg||0,sfId);}setSubTabs(prev=>prev.map(s=>{if(s.trackId!==trackId)return s;return{...s,instrumentProgram:programNumber!==undefined?programNumber:undefined,instrumentName:displayName,instrumentId};}));const playingSub=subTabs.find(s=>s.trackId===trackId&&s.type==='PIANO_ROLL'&&s.isPlaying);if(playingSub){const pid=playingSub.id;const ctx=getAudioContext();const tNode=activeTrackNodesRef.current[trackId];if(tNode&&tNode.gainNode){tNode.gainNode.gain.setValueAtTime(tNode.gainNode.gain.value||1,ctx.currentTime);tNode.gainNode.gain.linearRampToValueAtTime(0.001,ctx.currentTime+0.04);}setTimeout(()=>{stopAllPlayback();if(tNode&&tNode.gainNode){const trackData=activeTracksRef.current?activeTracksRef.current.find(t=>t.id===trackId):null;const volDb=trackData?trackData.volumeDb??0:0;const volLinear=volDb<=-50?0:Math.pow(10,volDb/20);tNode.gainNode.gain.setValueAtTime(0.001,ctx.currentTime);tNode.gainNode.gain.linearRampToValueAtTime(volLinear||0.8,ctx.currentTime+0.015);}const context=getAudioContext();const offset=playingSub.currentTime||0;startOffsetTimeRef.current=offset;startAudioTimeRef.current=context.currentTime;startBufferOffsetRef.current=offset*(playingSub.speed||1.0);schedulePianoRollMidi(playingSub,offset);startSubTabPlayback(playingSub,offset);setSubTabs(prev=>prev.map(s=>s.id===pid?{...s,isPlaying:true}:s));if(subTabsRef.current){subTabsRef.current=subTabsRef.current.map(s=>s.id===pid?{...s,isPlaying:true}:s);}animationFrameIdRef.current=requestAnimationFrame(updatePlayhead);},60);}setTimeout(()=>lucide.createIcons(),50);};const setTrackInstrument=(trackId,instrumentId,displayName)=>{setInstrumentDropdownTrackId(null);setInstrumentDropdownBtnRect(null);if(instrumentId&&instrumentId.startsWith('sf_')){// Set instrument on track immediately so Synth button shows the name updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;const sfClean=instrumentId.replace('sf_','');const synthEngine={type:'soundfont',plugin_id:instrumentId,soundfont_bank:0,soundfont_program:0,soundfont_id:sfClean};return{...t,instrumentId,instrumentProgram:undefined,instrumentName:displayName,synth_engine:synthEngine};}));setSelectedSoundFontId(instrumentId);setSynthCategory('soundfont');setInstrumentSelectorTrackId(trackId);setSfPresets(null);setSfPresetSearchQuery('');const sfIdParam=instrumentId.replace('sf_','');// Use cached presets from instrumentSelectorData const cachedSf=(instrumentSelectorData?.soundfonts||[]).find(s=>s.id===instrumentId||s.id===sfIdParam);if(cachedSf&&cachedSf.presets){setSfPresets(cachedSf.presets);}else{window.SonicAPI.listSoundfontInstruments(sfIdParam).then(data=>setSfPresets(data.presets||[])).catch(e=>{console.error('listSoundfontInstruments failed:',e);setSfPresets([]);});}}else{setTrackInstrumentWithProgram(trackId,instrumentId,undefined,displayName);}};const[activeTool,setActiveTool]=useState('select');// 'select' | 'grab' | 'razor' const[snapValue,setSnapValue]=useState('free');// 'free', '1', '1/2', '1/4', '1/8', '1/16', '1/32' @@ -302,9 +303,9 @@ const subMidiItems=subTrack.midiItems||[];if(window.SonicSF&&subMidiItems.length if(noteStartMain>=secStart&¬eStartMain{const context=getAudioContext();const track=tracks.find(t=>t.id===trackId);if(!track)return;const clips=track.clips&&track.clips.length>0?track.clips:track.buffer?[{id:'default',buffer:track.buffer,startTime:track.startTime||0,name:track.name,speed:track.speed||1.0}]:[];// Get or create persistent gain & panner for real-time control const gainNode=getOrCreateTrackNode(track,context);const pannerNode=activeTrackNodesRef.current[track.id].pannerNode;clips.forEach(clip=>{if(!clip.buffer)return;const source=context.createBufferSource();source.buffer=clip.buffer;source.playbackRate.value=clip.speed||1.0;source.connect(gainNode);gainNode.connect(pannerNode);const clipStart=clip.startTime||0;const clipDuration=clip.buffer.duration/(clip.speed||1.0);const clipEnd=clipStart+clipDuration;if(offsetTime0)&&window.SonicSF){const bpmVal=parseInt(bpm)||120;const secondsPerBeat=60.0/bpmVal;midiItems.forEach(item=>{const notes=item.notes||[];notes.forEach(note=>{const noteStartSec=item.startTime+(note.start_beat||0)*secondsPerBeat;const noteDurSec=(note.duration_beats||1)*secondsPerBeat;const noteEndSec=noteStartSec+noteDurSec;if(offsetTime{if(st.type!=='PIANO_ROLL')return;const context=getAudioContext();const midiNotes=notesOverride||st.notes||[];const bpmVal=parseInt(bpm)||120;const secondsPerBeat=60.0/bpmVal;const startWallTime=context.currentTime;const track=activeTracksRef.current?activeTracksRef.current.find(t=>t.id===st.trackId):null;const destNode=getOrCreateTrackNode(track,context);const instrumentProgram=track?track.instrumentProgram:undefined;const synthEngine=track?track.synth_engine:undefined;var allTracks=activeTracksRef.current||[];var mainCh=0;for(var i=0;i=9?i+1:i;if(mainCh>=16)mainCh=0;break;}}// Compute session beat offset from target item +const midiItems=track.midiItems||[];if((track.type==='MIDI'||midiItems.length>0)&&window.SonicSF){const bpmVal=parseInt(bpm)||120;const secondsPerBeat=60.0/bpmVal;midiItems.forEach(item=>{const notes=item.notes||[];notes.forEach(note=>{const noteStartSec=item.startTime+(note.start_beat||0)*secondsPerBeat;const noteDurSec=(note.duration_beats||1)*secondsPerBeat;const noteEndSec=noteStartSec+noteDurSec;if(offsetTime{if(st.type!=='PIANO_ROLL')return;const context=getAudioContext();const midiNotes=notesOverride||st.notes||[];const bpmVal=parseInt(bpm)||120;const secondsPerBeat=60.0/bpmVal;const startWallTime=context.currentTime;const track=activeTracksRef.current?activeTracksRef.current.find(t=>t.id===st.trackId):null;const destNode=getOrCreateTrackNode(track,context);const instrumentProgram=track?track.instrumentProgram:undefined;const synthEngine=track?track.synth_engine:undefined;var allTracks=activeTracksRef.current||[];var mainCh=track?track.midiChannel!==undefined?track.midiChannel:0:0;// Compute session beat offset from target item var sessionBeatOffset=0;var targetTrk=allTracks.find(function(t){return t.id===st.trackId;});if(targetTrk){var targetIt=(targetTrk.midiItems||[]).find(function(m){return m.id===st.target_id;});if(targetIt)sessionBeatOffset=targetIt.startTime/(60.0/bpmVal*4)*4;}midiNotes.forEach(note=>{const noteOnBeat=(note.start_beat||0)+sessionBeatOffset;const noteDurBeat=note.duration_beats||1;const noteStartSec=noteOnBeat*secondsPerBeat;const noteDurSec=noteDurBeat*secondsPerBeat;if(noteStartSec+noteDurSec>offsetSeconds){const effectiveStart=Math.max(0,noteStartSec-offsetSeconds);const effectiveDur=noteDurSec-Math.max(0,offsetSeconds-noteStartSec);const scheduledTime=startWallTime+effectiveStart;const durMs=effectiveDur*1000;if(window.SonicSF){window.SonicSF.playNote(note.pitch||60,note.velocity||0.8,durMs,scheduledTime,instrumentProgram,destNode,mainCh,synthEngine);}}});// Play ghost notes from active tracks -var ghostLayers=st.ghostPlayLayers||[];ghostLayers.forEach(function(layer){var ghostTrack=allTracks.find(function(t){return t.id===layer.trackId;});var ghostProg=layer.instrumentProgram!==undefined?layer.instrumentProgram:ghostTrack?ghostTrack.instrumentProgram:undefined;var ghostSynth=layer.synthEngine||(ghostTrack?ghostTrack.synth_engine:undefined);if(ghostProg===undefined&&!ghostSynth)return;var ghostDest=getOrCreateTrackNode(ghostTrack,context);var ghostCh=0;for(var i=0;i=9?i+1:i;if(ghostCh>=16)ghostCh=0;break;}}layer.notes.forEach(function(note){var beat=(note.start_beat||0)+sessionBeatOffset;var dur=note.duration_beats||1;var startSec=beat*secondsPerBeat;var durSec=dur*secondsPerBeat;if(startSec+durSec>offsetSeconds){var effStart=Math.max(0,startSec-offsetSeconds);var effDur=durSec-Math.max(0,offsetSeconds-startSec);var schedTime=startWallTime+effStart;var durMs=effDur*1000;if(window.SonicSF){window.SonicSF.playNote(note.pitch||60,note.velocity||0.8,durMs,schedTime,ghostProg,ghostDest,ghostCh,ghostSynth);}}});});};const handlePlayPause=()=>{if(activeTab!=='main'&&!activeTab.startsWith('session_')){// Sub-tab playback transport +var ghostLayers=st.ghostPlayLayers||[];ghostLayers.forEach(function(layer){var ghostTrack=allTracks.find(function(t){return t.id===layer.trackId;});var ghostProg=layer.instrumentProgram!==undefined?layer.instrumentProgram:ghostTrack?ghostTrack.instrumentProgram:undefined;var ghostSynth=layer.synthEngine||(ghostTrack?ghostTrack.synth_engine:undefined);if(ghostProg===undefined&&!ghostSynth)return;var ghostDest=getOrCreateTrackNode(ghostTrack,context);var ghostCh=ghostTrack?ghostTrack.midiChannel!==undefined?ghostTrack.midiChannel:0:0;layer.notes.forEach(function(note){var beat=(note.start_beat||0)+sessionBeatOffset;var dur=note.duration_beats||1;var startSec=beat*secondsPerBeat;var durSec=dur*secondsPerBeat;if(startSec+durSec>offsetSeconds){var effStart=Math.max(0,startSec-offsetSeconds);var effDur=durSec-Math.max(0,offsetSeconds-startSec);var schedTime=startWallTime+effStart;var durMs=effDur*1000;if(window.SonicSF){window.SonicSF.playNote(note.pitch||60,note.velocity||0.8,durMs,schedTime,ghostProg,ghostDest,ghostCh,ghostSynth);}}});});};const handlePlayPause=()=>{if(activeTab!=='main'&&!activeTab.startsWith('session_')){// Sub-tab playback transport const st=subTabs.find(s=>s.id===activeTab);if(!st||!st.buffer&&st.type!=='PIANO_ROLL')return;if(st.isPlaying){stopAllPlayback();setSubTabs(prev=>prev.map(s=>s.id===activeTab?{...s,isPlaying:false}:s));}else{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,isPlaying:true,currentTime:startOffset}:s));}return;}const context=getAudioContext();if(isPlaying){stopAllPlayback();}else{startOffsetTimeRef.current=currentTime;startAudioTimeRef.current=context.currentTime;startTrackPlayback(currentTime);setIsPlaying(true);}};handlePlayPauseRef.current=handlePlayPause;const handlePause=()=>{if(isPlaying||subTabs.some(s=>s.isPlaying))stopAllPlayback();};const stopAllPlayback=()=>{activeSourcesRef.current.forEach(src=>{try{src.stop();}catch(e){}});activeSourcesRef.current=[];Object.values(activeTrackNodesRef.current).forEach(n=>{if(n.fxStopFn)n.fxStopFn();});activeTrackNodesRef.current={};if(window.SonicSF){window.SonicSF.stopAll();}setIsPlaying(false);setSubTabs(prev=>prev.map(s=>({...s,isPlaying:false})));};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();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');}};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?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];if(midiRec.tempTabId){const recordedNotes=midiRec.stop();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 itemIndex=(t.midiItems||[]).findIndex(m=>m.id===midiRec.tempMidiItemId);if(itemIndex>=0){const updatedItems=[...t.midiItems];updatedItems[itemIndex]={...updatedItems[itemIndex],name:recordedNotes.length>0?'Recorded MIDI':'Empty MIDI',notes:recordedNotes,duration:Math.ceil(totalDurationBeats/4)*secondsPerBar};return{...t,midiItems:updatedItems};}const newMidiItem={id:'midi_rec_'+Date.now(),name:'Recorded MIDI',startTime:recordingStartTimeRef.current,duration:Math.ceil(totalDurationBeats/4)*secondsPerBar,length_bars:Math.ceil(totalDurationBeats/4),notes:recordedNotes};return{...t,midiItems:[...(t.midiItems||[]),newMidiItem]};}));if(recordedNotes.length>0){hasRecordedAnything=true;}}else if(recordedNotes.length>0){hasRecordedAnything=true;const totalDurationBeats=Math.max(4.0,...recordedNotes.map(n=>n.start_beat+n.duration_beats));const newMidiItem={id:'midi_rec_'+Date.now(),name:'Recorded MIDI',startTime:recordingStartTimeRef.current,duration:Math.ceil(totalDurationBeats/4)*secondsPerBar,length_bars:Math.ceil(totalDurationBeats/4),notes:recordedNotes};updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;return{...t,midiItems:[...(t.midiItems||[]),newMidiItem]};}));}}for(let trackId in audioRecorders){const audioRec=audioRecorders[trackId];const audioBuffer=await audioRec.stop();if(audioBuffer&&audioBuffer.duration>0.05){hasRecordedAnything=true;const newClip={id:'clip_rec_'+Date.now(),name:'Recorded Audio.wav',buffer:audioBuffer,startTime:recordingStartTimeRef.current,speed:1.0};updateActiveTracks(prev=>prev.map(t=>{if(t.id!==trackId)return t;const updatedClips=[...(t.clips||[]),newClip];return{...t,clips:updatedClips,buffer:updatedClips[0]?.buffer||null,startTime:updatedClips[0]?.startTime||0,name:updatedClips[0]?.name||t.name};}));}}if(recordingSyncRef.current){clearInterval(recordingSyncRef.current);recordingSyncRef.current=null;}activeMIDIRecordersRef.current={};activeAudioRecordersRef.current={};recordingPCMDataRef.current={};setRecTempMidiNotes([]);setRecTempAudioBuffer(null);if(hasRecordedAnything){showToast('Đã thu và lưu bản ghi vào timeline.','success');}else{showToast('Đã dừng ghi âm (không phát hiện tín hiệu đầu vào).','info');}};const handleSubTabResizeMouseDown=e=>{e.preventDefault();e.stopPropagation();const startY=e.clientY;const startHeight=subTabHeight;const handleMouseMove=moveEvent=>{const deltaY=moveEvent.clientY-startY;const newHeight=Math.max(48,Math.min(400,startHeight+deltaY));setSubTabHeight(newHeight);};const handleMouseUp=()=>{document.removeEventListener('mousemove',handleMouseMove);document.removeEventListener('mouseup',handleMouseUp);};document.addEventListener('mousemove',handleMouseMove);document.addEventListener('mouseup',handleMouseUp);};// ── Playhead set with seek+play ──