start

backend/app/routers/qrcodes.py

@@ -0,0 +1,30 @@
+import uuid
+
+from fastapi import APIRouter, HTTPException, Response, status
+
+from app.core.dependencies import DbSession
+from app.services import boxes as boxes_service
+from app.services import objects as objects_service
+from app.services.qrcodes import box_public_url, generate_qr_png, object_public_url
+
+router = APIRouter(prefix="/api/v1", tags=["qrcodes"])
+
+_PNG_HEADERS = {"Cache-Control": "public, max-age=86400"}
+
+
+@router.get("/objects/{object_id}/qrcode.png")
+async def object_qrcode(db: DbSession, object_id: uuid.UUID) -> Response:
+    obj = await objects_service.get_object(db, object_id)
+    if obj is None:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Object not found")
+    png = generate_qr_png(object_public_url(obj.id))
+    return Response(content=png, media_type="image/png", headers=_PNG_HEADERS)
+
+
+@router.get("/boxes/{box_id}/qrcode.png")
+async def box_qrcode(db: DbSession, box_id: uuid.UUID) -> Response:
+    box = await boxes_service.get_box(db, box_id)
+    if box is None:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Box not found")
+    png = generate_qr_png(box_public_url(box.id))
+    return Response(content=png, media_type="image/png", headers=_PNG_HEADERS)