fix: UUID→fichier via API photobooth (created_at/processed), photo_id dans print_queue

backend/api/gallery.py

@@ -2,7 +2,7 @@
 
 import asyncio
 import logging
-from datetime import datetime
+from datetime import datetime, timezone
 from pathlib import Path
 
 import httpx
@@ -50,31 +50,18 @@ async def api_gallery_photos(
             if ev:
                 started_at = ev["started_at"] or 0.0
                 ended_at = ev["ended_at"] or datetime.now().timestamp()
-                # Construire un index mtime : cherche dans media_dir et ses sous-dossiers connus
-                mtime_index: dict[str, float] = {}
-                base = Path(cfg.photobooth.media_dir)
-                checked: set = set()
-                for candidate in [
-                    base,
-                    base / "processed_full",
-                    Path("/home/pi/photobooth-data/media/processed_full"),
-                    Path("/home/pi/photobooth-data/media"),
-                ]:
-                    if not candidate.exists() or candidate in checked:
-                        continue
-                    checked.add(candidate)
-                    for f in candidate.iterdir():
-                        if f.is_file() and f.suffix.lower() in (".jpg", ".jpeg", ".png"):
-                            mt = f.stat().st_mtime
-                            mtime_index[f.name] = mt
-                            mtime_index[f.stem] = mt
 
-                def _in_event(p: dict) -> bool:
-                    pid = _get_id(p)
-                    stem = pid.rsplit(".", 1)[0] if "." in pid else pid
-                    mt = mtime_index.get(pid) or mtime_index.get(stem) or 0.0
-                    return mt > 0 and started_at <= mt <= ended_at
-                photos = [p for p in photos if _in_event(p)]
+                def _photo_ts(p: dict) -> float:
+                    """Timestamp UTC de la photo depuis le champ created_at de photobooth-app."""
+                    created_str = p.get("created_at", "")
+                    try:
+                        return datetime.fromisoformat(created_str).replace(
+                            tzinfo=timezone.utc
+                        ).timestamp()
+                    except (ValueError, TypeError):
+                        return 0.0
+
+                photos = [p for p in photos if started_at <= _photo_ts(p) <= ended_at]
 
     total = len(photos)
     start = (page - 1) * limit