feat: product endpoints changes for products table

repositories/mixins.py

@@ -40,9 +40,19 @@ class RepDeleteMixin(Generic[EntityType], RepBaseMixin[EntityType]):
 class RepCreateMixin(Generic[EntityType, CreateSchemaType], RepBaseMixin[EntityType]):
     entity_class: Type[EntityType]
 
+    async def _prepare_create(self, data: CreateSchemaType) -> dict:
+        return data.model_dump()
+
+    async def _after_create(self, obj: EntityType, data: CreateSchemaType) -> None:
+        pass
+
     async def create(self, data: CreateSchemaType) -> int:
-        obj = self.entity_class(**data.model_dump())
+        prepared_data = await self._prepare_create(data)
+        obj = self.entity_class(**prepared_data)
         self.session.add(obj)
+        await self.session.flash()
+        await self.session.refresh(obj)
+        await self._after_create(obj, data)
         await self.session.commit()
         await self.session.refresh(obj)
         return obj.id