Feature: Foto-Editor im Hundeprofil — Zoom, Drag-to-pan, Löschen

backend/routes/dogs.py

@@ -155,6 +155,43 @@ async def upload_photo(
     return {"foto_url": foto_url}
 
 
+class PhotoPosition(BaseModel):
+    zoom:     float = 1.0
+    offset_x: float = 0.0
+    offset_y: float = 0.0
+
+
+@router.patch("/{dog_id}/photo-position")
+async def update_photo_position(dog_id: int, pos: PhotoPosition, user=Depends(get_current_user)):
+    with db() as conn:
+        updated = conn.execute(
+            "UPDATE dogs SET foto_zoom=?, foto_offset_x=?, foto_offset_y=? WHERE id=? AND user_id=?",
+            (pos.zoom, pos.offset_x, pos.offset_y, dog_id, user["id"])
+        ).rowcount
+    if not updated:
+        raise HTTPException(404, "Hund nicht gefunden.")
+    return {"ok": True}
+
+
+@router.delete("/{dog_id}/photo", status_code=204)
+async def delete_photo(dog_id: int, user=Depends(get_current_user)):
+    with db() as conn:
+        row = conn.execute(
+            "SELECT foto_url FROM dogs WHERE id=? AND user_id=?", (dog_id, user["id"])
+        ).fetchone()
+    if not row:
+        raise HTTPException(404, "Hund nicht gefunden.")
+    if row["foto_url"]:
+        path = os.path.join(MEDIA_DIR, row["foto_url"].lstrip("/media/"))
+        if os.path.exists(path):
+            os.remove(path)
+    with db() as conn:
+        conn.execute(
+            "UPDATE dogs SET foto_url=NULL, foto_zoom=1.0, foto_offset_x=0.0, foto_offset_y=0.0 WHERE id=?",
+            (dog_id,)
+        )
+
+
 # Öffentliches Profil (für NFC-Tag, kein Login nötig)
 @router.get("/public/{dog_id}")
 async def public_dog_profile(dog_id: int):