add an unlink buttton to unlink timestamps in the segments table

Add progress bar for uploading

frontend/src/App.tsx

@@ -38,6 +38,8 @@ import {
   CallSplit,
   ContentCopy,
   Delete,
+  Link,
+  LinkOff,
   MyLocation,
   Settings,
   SkipNext,
@@ -133,8 +135,22 @@ export default function App() {
   const [job, setJob] = useState<Job | null>(null);
   const [outputs, setOutputs] = useState<string[]>([]);
   const [isUploading, setIsUploading] = useState(false);
+  const [uploadProgress, setUploadProgress] = useState(0);
   const [error, setError] = useState<string | null>(null);
 
+  type SegmentRow = {
+    kind: "intro" | "core" | "outro";
+    label: string;
+    start: number;
+    end: number;
+    startEditable: boolean;
+    endEditable: boolean;
+    coreIndex?: number;
+  };
+
+  const [isLinked, setIsLinked] = useState(true);
+  const [customSegmentRows, setCustomSegmentRows] = useState<SegmentRow[]>([]);
+
   const videoRef = useRef<HTMLVideoElement | null>(null);
 
   useEffect(() => {
@@ -340,16 +356,6 @@ export default function App() {
     return Array.from(markMap.values()).sort((a, b) => a.value - b.value);
   }, [markers, project, duration]);
 
-  type SegmentRow = {
-    kind: "intro" | "core" | "outro";
-    label: string;
-    start: number;
-    end: number;
-    startEditable: boolean;
-    endEditable: boolean;
-    coreIndex?: number;
-  };
-
   const introBoundary = useMemo(() => {
     if (!project) return 0;
     const maxDuration = duration || project.intro_seconds;
@@ -394,7 +400,7 @@ export default function App() {
     });
   }, [duration, coreBoundaries, frameStep]);
 
-  const segmentRows = useMemo(() => {
+  const derivedSegmentRows = useMemo(() => {
     if (!duration || !project || coreBoundaries.length < 2) return [] as SegmentRow[];
     const introEnd = Math.max(0, introBoundary - frameStep);
     const outroStart = clamp(alignedOutroBoundary, 0, duration);
@@ -430,6 +436,8 @@ export default function App() {
     return rows;
   }, [duration, project, coreBoundaries, introBoundary, alignedOutroBoundary, lastFrameTime, frameStep, segments]);
 
+  const segmentRows = isLinked ? derivedSegmentRows : customSegmentRows;
+
   useEffect(() => {
     if (!segmentRows.length) {
       setSegmentDrafts([]);
@@ -602,9 +610,12 @@ export default function App() {
     if (videoFiles.length === 0) return;
     setError(null);
     setIsUploading(true);
+    setUploadProgress(0);
 
     try {
-      const uploadedItems = await uploadVideos(videoFiles);
+      const uploadedItems = await uploadVideos(videoFiles, (index, total, progress) => {
+        setUploadProgress((index + progress) / total);
+      });
       const uploaded = uploadedItems[0];
       await refreshVideos();
       if (uploaded) {
@@ -616,6 +627,7 @@ export default function App() {
         setOutputs([]);
         setJob(null);
         setOutputPrefix(uploaded.filename.replace(/\.[^.]+$/, ""));
+        setIsLinked(true);
       }
       setVideoFiles([]);
       setPreviewUrl("");
@@ -639,6 +651,7 @@ export default function App() {
     setOutputPrefix(item.filename.replace(/\.[^.]+$/, ""));
     setVideoFiles([]);
     setPreviewUrl("");
+    setIsLinked(true);
     try {
       const response = await listMarkers(item.id);
       setMarkers(normalizeMarkers(response.markers ?? []));
@@ -799,6 +812,17 @@ export default function App() {
     }
 
     const snapped = snapToFrame(parsed);
+
+    if (!isLinked) {
+      setCustomSegmentRows((prev) => {
+        const next = [...prev];
+        next[rowIndex] = { ...next[rowIndex], [field]: snapped };
+        return next;
+      });
+      setPendingSegmentEditPersist(true);
+      return;
+    }
+
     let boundaryIndex = -1;
     let boundaryValue = snapped;
 
@@ -854,6 +878,12 @@ export default function App() {
 
   const handleDeleteSegment = async (row: SegmentRow) => {
     setError(null);
+    if (!isLinked) {
+      setCustomSegmentRows((prev) => prev.filter((r) => r !== row));
+      setPendingSegmentEditPersist(true);
+      return;
+    }
+
     if (row.kind === "intro") {
       await saveProject({ intro_seconds: 0 });
       setPendingSegmentEditPersist(true);
@@ -1014,6 +1044,14 @@ export default function App() {
                       Project settings
                     </Button>
                   </Box>
+                  {isUploading && (
+                    <Box sx={{ mt: 1 }}>
+                      <LinearProgress variant="determinate" value={uploadProgress * 100} />
+                      <Typography variant="body2" color="text.secondary" sx={{ mt: 0.5 }}>
+                        Uploading... {Math.round(uploadProgress * 100)}%
+                      </Typography>
+                    </Box>
+                  )}
                   <Box>
                     <Stack direction="row" spacing={1} alignItems="center" sx={{ mb: 1 }}>
                       <Typography variant="subtitle2">Recent uploads</Typography>
@@ -1355,6 +1393,19 @@ export default function App() {
                       <Button variant="outlined" onClick={handleSaveMarkers} disabled={!video || markers.length === 0}>
                         Save markers
                       </Button>
+                      <Button
+                        variant="outlined"
+                        startIcon={isLinked ? <LinkOff /> : <Link />}
+                        onClick={() => {
+                          if (isLinked) {
+                            setCustomSegmentRows(derivedSegmentRows);
+                          }
+                          setIsLinked(!isLinked);
+                        }}
+                        disabled={!duration}
+                      >
+                        {isLinked ? "Unlink timestamps" : "Link timestamps"}
+                      </Button>
                     </Stack>
                   </Grid>
                   <Grid item xs={12}>