feat: rename is_image to has_thumbnail in VfsEntry and update related logic

schemas/fs.py

@@ -8,7 +8,7 @@ class VfsEntry(BaseModel):
     size: int
     mtime: int
     type: Optional[str] = None
-    is_image: Optional[bool] = None
+    has_thumbnail: Optional[bool] = None
 
 
 class DirListing(BaseModel):

services/virtual_fs.py

@@ -171,9 +171,9 @@ async def list_virtual_dir(path: str, page_num: int = 1, page_size: int = 50, so
 
     def annotate_entry(entry: Dict) -> None:
         if not entry.get("is_dir"):
-            entry["is_image"] = is_image_filename(entry.get("name", ""))
+            entry["has_thumbnail"] = is_image_filename(entry.get("name", ""))
         else:
-            entry["is_image"] = False
+            entry["has_thumbnail"] = False
 
     try:
         adapter_model, rel = await resolve_adapter_by_path(norm)
@@ -225,13 +225,13 @@ async def list_virtual_dir(path: str, page_num: int = 1, page_size: int = 50, so
     for name in child_mount_entries:
         if name not in covered:
             mount_entries.append({"name": name, "is_dir": True,
-                                  "size": 0, "mtime": 0, "type": "mount", "is_image": False})
+                                  "size": 0, "mtime": 0, "type": "mount", "has_thumbnail": False})
 
     if mount_entries:
         for ent in adapter_entries_for_merge:
             annotate_entry(ent)
         combined_entries = adapter_entries_for_merge + [
-            {**ent, "is_image": False} for ent in mount_entries
+            {**ent, "has_thumbnail": False} for ent in mount_entries
         ]
         combined_entries.sort(key=build_sort_key, reverse=reverse)
 
@@ -596,6 +596,9 @@ async def stat_file(path: str):
             is_dir = bool(info.get("is_dir"))
         except Exception:
             is_dir = False
+        rel_name = rel.rstrip('/').split('/')[-1] if rel else path.rstrip('/').split('/')[-1]
+        name_hint = info.get("name") or rel_name
+        info["has_thumbnail"] = bool(not is_dir and is_image_filename(str(name_hint or "")))
         if not is_dir:
             vector_index = await _gather_vector_index(path)
             if vector_index is not None:

web/src/api/vfs.ts

@@ -6,7 +6,7 @@ export interface VfsEntry {
   size: number;
   mtime: number;
   type?: string; 
-  is_image?: boolean;
+  has_thumbnail?: boolean;
 }
 
 export interface DirListing {

web/src/apps/ImageViewer/ImageViewer.tsx

@@ -54,8 +54,8 @@ const DEFAULT_TONE: RgbColor = { r: 28, g: 32, b: 46 };
 
 const isImageEntry = (ent: VfsEntry) => {
   if (ent.is_dir) return false;
-  const maybe = ent as VfsEntry & { is_image?: boolean };
-  if (typeof maybe.is_image === 'boolean' && maybe.is_image) return true;
+  const maybe = ent as VfsEntry & { has_thumbnail?: boolean };
+  if (typeof maybe.has_thumbnail === 'boolean' && maybe.has_thumbnail) return true;
   const ext = ent.name.split('.').pop()?.toLowerCase();
   if (!ext) return false;
   return ['png', 'jpg', 'jpeg', 'gif', 'webp', 'bmp', 'avif', 'ico', 'tif', 'tiff', 'svg', 'heic', 'heif', 'arw', 'cr2', 'cr3', 'nef', 'rw2', 'orf', 'pef', 'dng'].includes(ext);

web/src/layout/SearchDialog.tsx

@@ -221,7 +221,7 @@ const SearchDialog: React.FC<SearchDialogProps> = ({ open, onClose }) => {
         size: Number((stat as any)?.size ?? 0),
         mtime: Number((stat as any)?.mtime ?? (stat as any)?.mtime_ms ?? 0),
         type: (stat as any)?.type,
-        is_image: Boolean((stat as any)?.is_image),
+        has_thumbnail: Boolean((stat as any)?.has_thumbnail),
       };
       statCacheRef.current.set(fullPath, entry);
       return entry;

web/src/pages/FileExplorerPage/hooks/useThumbnails.ts

@@ -13,7 +13,7 @@ export function useThumbnails(entries: VfsEntry[], path: string) {
 
   useEffect(() => {
     const newThumbs: Record<string, string> = {};
-    const targets = entries.filter(e => !e.is_dir && (e as any).is_image && !thumbs[e.name]);
+    const targets = entries.filter(e => !e.is_dir && (e as any).has_thumbnail && !thumbs[e.name]);
 
     if (targets.length > 0) {
       targets.forEach(ent => {
@@ -37,4 +37,4 @@ export function useThumbnails(entries: VfsEntry[], path: string) {
   }, [entries, path, thumbs]);
 
   return { thumbs };
-}
+}