fix: sửa UI của bars và lưu thông tin vào profile

app/static/js/app.jsx

@@ -751,6 +751,21 @@ const TempoTrackLane = ({
         ctx.font = 'bold 9px Inter, sans-serif';
         ctx.textAlign = 'left';
         ctx.fillText(`${Math.ceil(beatNum / 4)}`, localX + 3, 11);
+      } else if (zoom >= 2) {
+        ctx.strokeStyle = 'rgba(255, 255, 255, 0.08)';
+        ctx.lineWidth = 1;
+        ctx.beginPath();
+        ctx.moveTo(localX, 0);
+        ctx.lineTo(localX, height);
+        ctx.stroke();
+        if (zoom >= 5) {
+          ctx.fillStyle = 'rgba(255, 255, 255, 0.4)';
+          ctx.font = '8px Inter, sans-serif';
+          ctx.textAlign = 'left';
+          const bar = Math.ceil(beatNum / 4);
+          const beat = ((beatNum - 1) % 4) + 1;
+          ctx.fillText(`${bar}:${beat}`, localX + 2, 9);
+        }
       } else {
         ctx.strokeStyle = 'rgba(255, 255, 255, 0.08)';
         ctx.lineWidth = 1;
@@ -2590,7 +2605,9 @@ const AIConfigModal = ({
     className: "text-xs uppercase font-bold text-slate-400 block mb-2"
   }, "Providers"), providers.map(p => /*#__PURE__*/React.createElement("button", {
     key: p.id,
+    tabIndex: 0,
     onClick: () => setSelectedId(p.id),
+    onKeyDown: e => { if (e.key === ' ') { e.preventDefault(); updateProviderField(p.id, 'is_active', !p.is_active); } },
     className: `w-full text-left px-3 py-2 rounded-lg text-xs font-semibold flex items-center justify-between transition ${selectedId === p.id ? 'bg-cyan-600 text-white shadow' : 'bg-[#1e1e1e] text-slate-300 hover:bg-[#2e2e2e]'}`
   }, /*#__PURE__*/React.createElement("span", {
     className: "truncate"
@@ -2627,7 +2644,15 @@ const AIConfigModal = ({
       }
     },
     className: "px-2 py-1 bg-red-800 hover:bg-red-700 text-white text-xs font-bold rounded"
-  }, "Xóa"))), activeProvider && /*#__PURE__*/React.createElement("form", {
+  }, "Xóa"), providers.length > 1 && /*#__PURE__*/React.createElement("button", {
+    onClick: function(e) { e.stopPropagation(); var provs = providers.slice(); var pos = -1; for (var pi = 0; pi < provs.length; pi++) { if (provs[pi].id === selectedId) { pos = pi; break; } } if (pos > 0) { var tmp = provs[pos]; provs[pos] = provs[pos-1]; provs[pos-1] = tmp; setProviders(provs); } },
+    className: "px-2 py-1 bg-zinc-700 hover:bg-zinc-600 text-white text-xs font-bold rounded",
+    title: "Di chuyển lên"
+  }, "▲"), providers.length > 1 && /*#__PURE__*/React.createElement("button", {
+    onClick: function(e) { e.stopPropagation(); var provs = providers.slice(); var pos = -1; for (var pi = 0; pi < provs.length; pi++) { if (provs[pi].id === selectedId) { pos = pi; break; } } if (pos < provs.length - 1) { var tmp = provs[pos]; provs[pos] = provs[pos+1]; provs[pos+1] = tmp; setProviders(provs); } },
+    className: "px-2 py-1 bg-zinc-700 hover:bg-zinc-600 text-white text-xs font-bold rounded",
+    title: "Di chuyển xuống"
+  }, "▼"))), activeProvider && /*#__PURE__*/React.createElement("form", {
     onSubmit: handleSave,
     className: "col-span-2 space-y-3.5"
   }, /*#__PURE__*/React.createElement("div", null, /*#__PURE__*/React.createElement("label", {
@@ -2993,6 +3018,8 @@ const App = () => {
   const [isPlaying, setIsPlaying] = useState(false);
   const [selectionStart, setSelectionStart] = useState(null);
   const [selectionEnd, setSelectionEnd] = useState(null);
+  const selectionRef = useRef({ start: null, end: null });
+  selectionRef.current = { start: selectionStart, end: selectionEnd };
   const [selectionMode, setSelectionMode] = useState(null); // 'global' (from ruler) | 'local' (from track)
   const [localSelectionTrackId, setLocalSelectionTrackId] = useState(null);
   const [localSelectionStart, setLocalSelectionStart] = useState(null);
@@ -7050,7 +7077,7 @@ const App = () => {
           if (window.DAWCommandDispatcher) {
             try {
               const cmdResult = window.DAWCommandDispatcher.execute(cmdName, fc.arguments);
-              setAiActionLog(prev => [...prev, { type: 'status', text: ` ✅ ${fc.name}: ${cmdResult.success ? 'thành công' : 'thất bại'}`, time: Date.now() }]);
+              setAiActionLog(prev => [...prev, { type: 'status', text: ` ✅ ${fc.name}: ${cmdResult.success ? 'thành công' : 'thất bại: ' + (cmdResult.error || 'unknown')}`, time: Date.now() }]);
             } catch (cmdErr) {
               setAiActionLog(prev => [...prev, { type: 'error', text: ` ❌ ${fc.name}: ${cmdErr.message}`, time: Date.now() }]);
             }
@@ -7372,6 +7399,7 @@ const App = () => {
         setSelectionMode('global');
         setSelectionStart(start);
         setSelectionEnd(end);
+        selectionRef.current = { start, end };
         return { success: true, start: parseFloat(start.toFixed(3)), end: parseFloat(end.toFixed(3)), length: parseFloat((end - start).toFixed(3)) };
       },
       cutAudio: (args) => {
@@ -7380,15 +7408,18 @@ const App = () => {
         if (!track) return { success: false, error: 'Track not found' };
         if (!track.buffer) return { success: false, error: 'Track has no audio buffer' };
         const barDur = 60 / parseInt(bpm || 120) * 4;
+        const sel = selectionRef.current;
         let rawStart, rawEnd;
-        if (args.start_time !== undefined) rawStart = args.start_time;
-        else if (args.start_bar !== undefined) rawStart = args.start_bar * barDur;
-        else if (selectionStart !== null) rawStart = selectionStart;
-        else return { success: false, error: 'No selection or start position provided. Use set_selection first or provide start_time/start_bar.' };
-        if (args.end_time !== undefined) rawEnd = args.end_time;
-        else if (args.length_bars !== undefined) rawEnd = rawStart + args.length_bars * barDur;
-        else if (selectionEnd !== null && selectionEnd > rawStart) rawEnd = selectionEnd;
-        else return { success: false, error: 'No end position provided. Use set_selection first or provide end_time/length_bars.' };
+        if (args.start_time !== undefined && args.start_time !== null) rawStart = args.start_time;
+        else if (args.start_bar !== undefined && args.start_bar !== null) rawStart = args.start_bar * barDur;
+        else if (sel.start !== null) rawStart = sel.start;
+        else rawStart = currentTime;
+        if (args.end_time !== undefined && args.end_time !== null) rawEnd = args.end_time;
+        else if (args.end_bar !== undefined && args.end_bar !== null) rawEnd = args.end_bar * barDur;
+        else if (args.length_bars !== undefined && args.length_bars !== null) rawEnd = rawStart + args.length_bars * barDur;
+        else if (sel.end !== null && sel.end > rawStart) rawEnd = sel.end;
+        else return { success: false, error: 'No end position provided. Provide end_time, end_bar, or length_bars.' };
+        if (rawEnd <= rawStart) return { success: false, error: 'End position must be after start position.' };
         const buffer = track.buffer;
         const ctx = getAudioContext();
         const snap = args.snap_silence !== false;
@@ -7424,6 +7455,7 @@ const App = () => {
           return updated;
         });
         setSelectedTrackId(newId);
+        selectionRef.current = { start: 0, end: slicedBuffer.duration };
         clearLocalSelection();
         setSelectionMode('global');
         setSelectionStart(0);