feat: admin gallery - lightbox with icons, filters by date/event/status; fix: event badges - only current slug shows En cours; fix: archive_all_open on new event; fix: mtime_index uses stem for event photo filter

backend/api/admin_gallery_api.py

@@ -1,6 +1,7 @@
 """API galerie admin — impression et suppression de photos."""
 
 import logging
+from datetime import datetime
 from pathlib import Path
 from fastapi import APIRouter, Request, Query
 from fastapi.responses import JSONResponse
@@ -46,6 +47,9 @@ async def admin_get_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),
+    date_from: float = Query(default=None),
+    date_to: float = Query(default=None),
 ):
     """Liste des photos pour la galerie admin, annotées avec leurs demandes d'impression."""
     if not _require_auth(request):
@@ -53,23 +57,54 @@ async def admin_get_photos(
 
     pb = request.app.state.photobooth_service
     printer_svc = request.app.state.printer_service
+    cfg = request.app.state.config
+    event_svc = getattr(request.app.state, "event_service", None)
+    media_dir = Path(cfg.photobooth.media_dir)
 
     # Récupère toutes les photos
     all_photos = await pb.get_media_collection(limit=500)
     photos = [p for p in all_photos if _is_image(p)]
 
+    # Enrichit chaque photo avec mtime depuis le disque
+    mtime_index: dict[str, float] = {}
+    if media_dir.exists():
+        for f in media_dir.iterdir():
+            mtime_index[f.stem] = f.stat().st_mtime
+
+    for p in photos:
+        pid = _get_id(p)
+        p["photo_id"] = pid
+        mt = mtime_index.get(pid, 0.0)
+        p["mtime"] = mt
+        p["date_iso"] = datetime.fromtimestamp(mt).strftime("%Y-%m-%d") if mt else ""
+        p["date_label"] = datetime.fromtimestamp(mt).strftime("%d/%m/%Y %H:%M") if mt else ""
+
+    # Filtre par événement
+    if event_slug and event_svc:
+        ev = await event_svc.get_event_by_slug(event_slug)
+        if ev:
+            t0 = ev["started_at"] or 0.0
+            t1 = ev["ended_at"] or datetime.now().timestamp()
+            photos = [p for p in photos if t0 <= p["mtime"] <= t1]
+
+    # Filtre par plage de dates
+    if date_from is not None:
+        photos = [p for p in photos if p["mtime"] >= date_from]
+    if date_to is not None:
+        photos = [p for p in photos if p["mtime"] <= date_to]
+
     total = len(photos)
     start = (page - 1) * limit
     page_photos = photos[start:start + limit]
 
     # Construit les URLs
     for p in page_photos:
-        pid = _get_id(p)
-        p["photo_id"] = pid
+        pid = p["photo_id"]
         p["full_url"] = pb.media_url(pid)
         p["thumb_url"] = pb.thumbnail_url(pid)
+        p["download_url"] = f"/api/gallery/download/{pid}"
 
-    # Croise avec la file d'impression en attente (une seule requête SQLite)
+    # Croise avec la file d'impression en attente
     try:
         pending_map = await printer_svc.get_pending_by_photo_id()
         for p in page_photos: