Add quantity in reserve_gift_item endpoint

backend/app/api/routes/events/gifts.py

@@ -854,11 +854,13 @@ def reserve_gift_item(
         db: Session = Depends(get_db),
         item_id: UUID = Path(...),
         guest_id: UUID,
+        quantity: Optional[int] = 1,
         notes: Optional[str] = None,
         current_user: Optional[User] = Depends(get_current_user)
 ) -> Any:
     """
-    Reserve a gift item for a guest.
+    Reserve a gift item for a guest with specified quantity.
+    Default quantity is 1 if not provided.
     """
     gift = gift_item_crud.get(db, id=item_id)
     if not gift:
@@ -868,6 +870,15 @@ def reserve_gift_item(
     if gift.status != GiftStatus.AVAILABLE:
         raise HTTPException(status_code=400, detail="Gift is not available for reservation")
 
+    # Validate quantity
+    if quantity <= 0:
+        raise HTTPException(status_code=400, detail="Quantity must be a positive number")
+
+    # Check if requested quantity is valid
+    if quantity > gift.remaining_quantity:
+        raise HTTPException(status_code=400,
+                            detail=f"Requested quantity ({quantity}) exceeds available quantity ({gift.remaining_quantity})")
+
     # Check if guest exists
     guest = guest_crud.get(db, id=guest_id)
     if not guest:
@@ -879,7 +890,7 @@ def reserve_gift_item(
 
     # For admin users, allow direct reservation
     if current_user:
-        return gift_item_crud.reserve_gift(db, gift_id=item_id, guest_id=guest_id, notes=notes)
+        return gift_item_crud.reserve_gift(db, gift_id=item_id, guest_id=guest_id, quantity=quantity, notes=notes)
 
     # For public users, additional validation
     # Check if event is public
@@ -887,8 +898,7 @@ def reserve_gift_item(
     if not event or not event.is_public:
         raise HTTPException(status_code=403, detail="Not enough permissions")
 
-    return gift_item_crud.reserve_gift(db, gift_id=item_id, guest_id=guest_id, notes=notes)
-
+    return gift_item_crud.reserve_gift(db, gift_id=item_id, guest_id=guest_id, quantity=quantity, notes=notes)
 
 @router.post("/items/{item_id}/cancel-reservation", response_model=GiftItem, operation_id="cancel_gift_reservation")
 def cancel_gift_reservation(