product management, unification of kb and so on.

repositories/order_items.py

@@ -1,5 +1,5 @@
 from sqlalchemy.ext.asyncio import AsyncSession
-from sqlalchemy import delete, func, select, update
+from sqlalchemy import delete, func, select
 from typing import Optional
 
 from db.models.orders import Order, OrderItem, OrderStatus
@@ -55,13 +55,9 @@ class OrderItemRepository:
     async def update_order_item_quantity(
         self, session: AsyncSession, order_item_id: int, *, quantity: int = 0
     ):
-        stmt = (
-            update(OrderItem.__table__)
-            .where(OrderItem.id == order_item_id)
-            .values(quantity=quantity)
-        )
+        item = await self.get_item_by_id(session, order_item_id)
+        item.quantity = quantity
 
-        await session.execute(stmt)
         await session.commit()
 
     async def create_order_item(
@@ -82,7 +78,7 @@ class OrderItemRepository:
         return order_item
 
     async def delete_item(self, session: AsyncSession, item_id: int):
-        stmt = delete(OrderItem.__table__).where(OrderItem.id == item_id)
+        stmt = delete(OrderItem).where(OrderItem.id == item_id)
 
         await session.execute(stmt)
         await session.commit()