feat: gestion événements — historique, export ZIP, filtre galerie

backend/api/gallery.py

@@ -34,12 +34,37 @@ async def api_gallery_photos(
     request: Request,
     page: int = Query(default=1, ge=1),
     limit: int = Query(default=24, ge=1, le=100),
+    event_slug: str = Query(default=None, description="Filtrer par slug d'événement"),
 ):
     pb = request.app.state.photobooth_service
+    cfg = request.app.state.config
 
     all_photos = await pb.get_media_collection(limit=500)
     photos = [p for p in all_photos if _is_image(p)]
 
+    # Filtre par événement si demandé
+    if event_slug:
+        from pathlib import Path
+        from datetime import datetime
+        event_svc = getattr(request.app.state, "event_service", None)
+        if event_svc:
+            ev = await event_svc.get_event_by_slug(event_slug)
+            if ev:
+                started_at = ev["started_at"] or 0.0
+                ended_at = ev["ended_at"] or datetime.now().timestamp()
+                media_dir = Path(cfg.photobooth.media_dir)
+                # Construire un index mtime par nom de fichier
+                mtime_index: dict[str, float] = {}
+                if media_dir.exists():
+                    for f in media_dir.iterdir():
+                        mtime_index[f.name] = f.stat().st_mtime
+                # Filtrer les photos par mtime
+                def _in_event(p: dict) -> bool:
+                    pid = _get_id(p)
+                    mtime = mtime_index.get(pid, mtime_index.get(pid + ".jpg", 0.0))
+                    return started_at <= mtime <= ended_at
+                photos = [p for p in photos if _in_event(p)]
+
     total = len(photos)
     start = (page - 1) * limit
     end = start + limit
@@ -56,6 +81,7 @@ async def api_gallery_photos(
         "total": total,
         "page": page,
         "pages": max(1, (total + limit - 1) // limit),
+        "event_slug": event_slug,
     }