feat: billing for groups of deals

schemas/billing.py

@@ -11,6 +11,13 @@ class DealBillRequestSchema(BaseSchema):
     pdf_url: Optional[str]
     invoice_number: Optional[str]
 
+class GroupBillRequestSchema(BaseSchema):
+    group_id: int
+    created_at: datetime.datetime
+    paid: bool
+    pdf_url: Optional[str]
+    invoice_number: Optional[str]
+
 # endregion
 
 # region Requests

schemas/deal.py

@@ -6,7 +6,7 @@ from pydantic import constr, field_validator
 
 from models import ServiceCategoryPrice, ServicePriceCategory, Deal, Product, DealProduct, DealStatusHistory
 from schemas.base import BaseSchema, OkMessageSchema
-from schemas.billing import DealBillRequestSchema
+from schemas.billing import DealBillRequestSchema, GroupBillRequestSchema
 from schemas.client import ClientSchema
 from schemas.marketplace import BaseMarketplaceSchema
 from schemas.product import ProductSchema
@@ -27,6 +27,7 @@ class DealGroupSchema(BaseSchema):
     id: int
     name: Optional[str] = None
     lexorank: str
+    bill_request: Optional[GroupBillRequestSchema] = None
 
 
 class DealSummary(BaseSchema):
@@ -99,6 +100,7 @@ class DealSchema(BaseSchema):
     shipping_warehouse: Optional[Union[ShippingWarehouseSchema, str]] = None
     bill_request: Optional[DealBillRequestSchema] = None
     category: Optional[ServicePriceCategorySchema] = None
+    group: Optional[DealGroupSchema] = None
 
     delivery_date: Optional[datetime.datetime] = None
     receiving_slot_date: Optional[datetime.datetime] = None