feat: complete group of deals

services/deal_group.py

@@ -0,0 +1,32 @@
+from sqlalchemy import select
+from sqlalchemy.orm import selectinload
+
+from models import DealService as DealServiceModel
+from models.deal_group import DealGroup
+from schemas.deal import *
+from services.base import BaseService
+
+
+class DealGroupService(BaseService):
+    async def get_deals_by_group_id(self, group_id) -> list[Deal]:
+        group: DealGroup | None = await self.session.scalar(
+            select(DealGroup)
+            .where(DealGroup.id == group_id)
+            .options(
+                selectinload(DealGroup.deals).selectinload(Deal.products).selectinload(DealProduct.services),
+                selectinload(DealGroup.deals).selectinload(Deal.products)
+                .selectinload(DealProduct.product).selectinload(Product.barcodes),
+                selectinload(DealGroup.deals).selectinload(Deal.services).selectinload(DealServiceModel.service),
+                selectinload(DealGroup.deals).selectinload(Deal.status_history),
+                selectinload(DealGroup.deals).selectinload(Deal.group).selectinload(DealGroup.deals),
+                selectinload(DealGroup.deals).joinedload(Deal.client),
+                selectinload(DealGroup.deals).joinedload(Deal.shipping_warehouse),
+            )
+        )
+        return group.deals if group else []
+
+    async def complete_group(self, group_id: int) -> None:
+        deals = await self.get_deals_by_group_id(group_id)
+        for deal in deals:
+            deal.is_completed = True
+        await self.session.commit()