fix: mtime index dans processed_full, print 404, galerie full-width

backend/api/admin_gallery_api.py

@@ -22,20 +22,49 @@ def _get_id(item: dict) -> str:
 
 
 def _find_file(media_dir: str, photo_id: str) -> Path | None:
-    """Cherche un fichier image correspondant à l'identifiant dans le répertoire media."""
+    """Cherche un fichier image correspondant à l'identifiant.
+
+    Cherche dans media_dir, processed_full/ et les chemins photobooth standard.
+    """
     base = Path(media_dir)
-    if not base.exists():
-        return None
-    for ext in (".jpg", ".jpeg", ".png"):
-        f = base / f"{photo_id}{ext}"
-        if f.exists():
-            return f
-        matches = list(base.rglob(f"{photo_id}{ext}"))
-        if matches:
-            return matches[0]
+    candidates = [
+        base,
+        base / "processed_full",
+        Path("/home/pi/photobooth-data/media/processed_full"),
+        Path("/home/pi/photobooth-data/media"),
+    ]
+    for d in candidates:
+        if not d.exists():
+            continue
+        for ext in (".jpg", ".jpeg", ".png"):
+            f = d / f"{photo_id}{ext}"
+            if f.exists():
+                return f
     return None
 
 
+def _build_mtime_index(media_dir: Path) -> dict[str, float]:
+    """Construit un index {stem: mtime, name: mtime} en cherchant dans les dossiers connus."""
+    index: dict[str, float] = {}
+    checked: set[Path] = set()
+    candidates = [
+        media_dir,
+        media_dir / "processed_full",
+        Path("/home/pi/photobooth-data/media/processed_full"),
+        Path("/home/pi/photobooth-data/media"),
+    ]
+    for d in candidates:
+        if not d.exists() or d in checked:
+            continue
+        checked.add(d)
+        for f in d.iterdir():
+            if f.is_file() and f.suffix.lower() in (".jpg", ".jpeg", ".png"):
+                mt = f.stat().st_mtime
+                index[f.name] = mt
+                index[f.stem] = mt
+    return index
+
+
 def _require_auth(request: Request):
     return request.session.get("authenticated") is True
 
@@ -66,20 +95,7 @@ async def admin_get_photos(
     photos = [p for p in all_photos if _is_image(p)]
 
     # Enrichit chaque photo avec mtime depuis le disque
-    # Indexe par stem ET par nom complet pour couvrir les deux formats d'id
-    mtime_index: dict[str, float] = {}
-    for media_dir_candidate in [
-        media_dir,
-        Path("/home/pi/photobooth-data/media/processed_full"),
-        Path("/home/pi/photobooth-data/media"),
-    ]:
-        if media_dir_candidate.exists():
-            for f in media_dir_candidate.iterdir():
-                if f.is_file():
-                    mt = f.stat().st_mtime
-                    mtime_index[f.name] = mt   # uuid.jpg
-                    mtime_index[f.stem] = mt   # uuid
-            break
+    mtime_index = _build_mtime_index(media_dir)
 
     for p in photos:
         pid = _get_id(p)