src/components/mixed/MixedView.tsx

@@ -38,6 +38,9 @@ export default function MixedView({ libraryId, initialPath }: Props) {
   const [recursiveLoaded, setRecursiveLoaded] = useState(false)
   const [doomScrollActive, setDoomScrollActive] = useState(false)
   const [doomScrollLoading, setDoomScrollLoading] = useState(false)
+  const [doomScrollEntries, setDoomScrollEntries] = useState<FileEntry[]>([])
+  const [doomScrollEntriesLoading, setDoomScrollEntriesLoading] = useState(false)
+  const [doomScrollEntriesLoaded, setDoomScrollEntriesLoaded] = useState(false)
 
   const toggleTag = (tagId: string) =>
     setSelectedTagIds((prev) => {
@@ -71,6 +74,14 @@ export default function MixedView({ libraryId, initialPath }: Props) {
     loadPath(initialPath)
   }, [loadPath, initialPath])
 
+  // Invalidate doom scroll entry cache when the user navigates to a different directory
+  useEffect(() => {
+    setDoomScrollEntries([])
+    setDoomScrollEntriesLoaded(false)
+    setDoomScrollEntriesLoading(false)
+    setDoomScrollLoading(false)
+  }, [currentPath])
+
   const fetchAssignments = useCallback(() => {
     fetch(`/api/tags/library-assignments?libraryId=${encodeURIComponent(libraryId)}`)
       .then((r) => r.json())
@@ -95,6 +106,21 @@ export default function MixedView({ libraryId, initialPath }: Props) {
       .finally(() => setRecursiveLoading(false))
   }, [libraryId, recursiveLoaded, recursiveLoading])
 
+  const fetchDoomScrollEntries = useCallback(() => {
+    if (doomScrollEntriesLoaded || doomScrollEntriesLoading) return
+    setDoomScrollEntriesLoading(true)
+    fetch(
+      `/api/browse?libraryId=${encodeURIComponent(libraryId)}&path=${encodeURIComponent(currentPath)}&recursive=true`
+    )
+      .then((r) => r.json())
+      .then((data: DirectoryListing) => {
+        setDoomScrollEntries(data.entries)
+        setDoomScrollEntriesLoaded(true)
+      })
+      .catch(() => {})
+      .finally(() => setDoomScrollEntriesLoading(false))
+  }, [libraryId, currentPath, doomScrollEntriesLoaded, doomScrollEntriesLoading])
+
   // Fetch the full recursive listing the first time any filter becomes active
   useEffect(() => {
     if (!filtersActive) return
@@ -182,25 +208,33 @@ export default function MixedView({ libraryId, initialPath }: Props) {
       fetchRecursive()
       return
     }
-    if (recursiveLoaded) {
+    // No filters: scope to current directory
+    if (doomScrollEntriesLoaded) {
       setDoomScrollActive(true)
       return
     }
     setDoomScrollLoading(true)
-    fetchRecursive()
+    fetchDoomScrollEntries()
   }
 
-  // Activate doom scroll once the recursive listing finishes loading (when triggered by button)
+  // Activate doom scroll once the appropriate listing finishes loading (when triggered by button)
   useEffect(() => {
-    if (doomScrollLoading && !recursiveLoading && recursiveLoaded) {
+    if (!doomScrollLoading) return
+    const filtersDone = filtersActive && !recursiveLoading && recursiveLoaded
+    const noFiltersDone = !filtersActive && !doomScrollEntriesLoading && doomScrollEntriesLoaded
+    if (filtersDone || noFiltersDone) {
       setDoomScrollLoading(false)
       setDoomScrollActive(true)
     }
-  }, [doomScrollLoading, recursiveLoading, recursiveLoaded])
+  }, [
+    doomScrollLoading, filtersActive,
+    recursiveLoading, recursiveLoaded,
+    doomScrollEntriesLoading, doomScrollEntriesLoaded,
+  ])
 
   // When filters are active, doom scroll uses filteredEntries (already filtered by search/tags).
-  // When no filters, doom scroll uses the full recursiveEntries.
+  // When no filters, doom scroll uses files recursively under the current directory.
-  const doomScrollItems: DoomScrollItem[] = (filtersActive ? filteredEntries : recursiveEntries)
+  const doomScrollItems: DoomScrollItem[] = (filtersActive ? filteredEntries : doomScrollEntries)
     .filter((e) => e.type === 'file' && (e.mediaType === 'video' || e.mediaType === 'image') && e.url && isBrowserPlayable(e.name))
     .map((e) => ({ url: e.url!, name: e.name, mediaType: e.mediaType as 'video' | 'image' }))