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fix: move ghost decls before totalBeats to fix TDZ

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3dtours
2026-07-27 17:34:14 +07:00
parent fb0cd248ad
commit 91ddc3cb6f
2 changed files with 16 additions and 46 deletions
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app/static/js/app.jsx
+15 -45
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@@ -4595,23 +4595,10 @@ const PianoRollTabEditor = ({ st, zoom, bpm, viewportWidth, activeTracks, onClos
const [rollBeats, setRollBeats] = React.useState(Math.max(noteMaxBeat + 16, 64));
const rollBeatsRef = React.useRef(rollBeats);
rollBeatsRef.current = rollBeats;
const totalBeats = sessionSyncMode ? Math.max(rollBeats, sessionLengthBars * 4 + 16, 64) : Math.max(rollBeats, noteMaxBeat + 16, 64);
const drawWidth = totalBeats * pixelsPerBeat;
const [rollViewWidth, setRollViewWidth] = React.useState(800);
const viewWidth = Math.max(drawWidth, rollViewWidth);
const viewBeats = Math.ceil(viewWidth / pixelsPerBeat) + 4;
const [notes, setNotes] = React.useState(st.notes || []);
const notesRef = React.useRef(notes);
notesRef.current = notes;
React.useEffect(() => { if (!draggedNoteRef.current) setNotes(st.notes || []); }, [st.notes]);
const brushVelocityRef = React.useRef(0.8);
const [selectedNoteIds, setSelectedNoteIds] = React.useState([]);
const [loopStartBeat, setLoopStartBeat] = React.useState(null);
const [loopEndBeat, setLoopEndBeat] = React.useState(null);
const [isLooping, setIsLooping] = React.useState(false);
const [showGhostNotes, setShowGhostNotes] = React.useState(true);
const [sessionSyncMode, setSessionSyncMode] = React.useState(true);
const [ghostTrackFilter, setGhostTrackFilter] = React.useState(null);
const allMidiItems = React.useMemo(() => {
const result = [];
@@ -4640,8 +4627,6 @@ const PianoRollTabEditor = ({ st, zoom, bpm, viewportWidth, activeTracks, onClos
const sessionStartBar = sessionSyncMode && activeTargetItem
? (activeTargetItem.startTime / secondsPerBar) : 0;
const [ghostTrackFilter, setGhostTrackFilter] = React.useState(null);
const sessionLengthBars = React.useMemo(function() {
var maxSec = 0;
(activeTracks || []).forEach(function(tr) {
@@ -4658,36 +4643,21 @@ const PianoRollTabEditor = ({ st, zoom, bpm, viewportWidth, activeTracks, onClos
return ghostLayers.filter(function(l) { return ghostTrackFilter.has(l.track_id); });
}, [ghostLayers, ghostTrackFilter]);
const handleSwitchMidiItem = React.useCallback(function(itemId) {
if (itemId === st.target_id) return;
if (st.isDirty) {
onSaveNotes(st.id, st.trackId, st.target_id, notes);
}
var match = allMidiItems.find(function(m) { return m.id === itemId; });
if (!match) return;
var trk = (activeTracks || []).find(function(t) { return t.id === match._trackId; });
setSubTabs(function(prev) {
return prev.map(function(s) {
if (s.id !== st.id) return s;
return Object.assign({}, s, {
trackId: match._trackId,
target_id: match.id,
label: 'Piano Roll: ' + (match.name || 'MIDI'),
notes: match.notes || [],
duration: match.duration || 4,
instrumentProgram: trk ? trk.instrumentProgram : undefined,
instrumentName: trk ? trk.instrumentName : undefined,
note_selection: [],
currentTime: 0,
isDirty: false
});
});
});
setSelectedNoteIds([]);
setLoopStartBeat(null);
setLoopEndBeat(null);
}, [st.id, st.target_id, st.isDirty, allMidiItems, activeTracks, onSaveNotes, notes]);
const totalBeats = sessionSyncMode ? Math.max(rollBeats, sessionLengthBars * 4 + 16, 64) : Math.max(rollBeats, noteMaxBeat + 16, 64);
const drawWidth = totalBeats * pixelsPerBeat;
const [rollViewWidth, setRollViewWidth] = React.useState(800);
const viewWidth = Math.max(drawWidth, rollViewWidth);
const viewBeats = Math.ceil(viewWidth / pixelsPerBeat) + 4;
const [notes, setNotes] = React.useState(st.notes || []);
const notesRef = React.useRef(notes);
notesRef.current = notes;
React.useEffect(() => { if (!draggedNoteRef.current) setNotes(st.notes || []); }, [st.notes]);
const brushVelocityRef = React.useRef(0.8);
const [selectedNoteIds, setSelectedNoteIds] = React.useState([]);
const [loopStartBeat, setLoopStartBeat] = React.useState(null);
const [loopEndBeat, setLoopEndBeat] = React.useState(null);
const [isLooping, setIsLooping] = React.useState(false);
const rulerDragRef = React.useRef(null);
React.useEffect(() => {
const handler = (e) => {