feat: billing guest access

models/__init__.py

@@ -10,5 +10,6 @@ from .barcode import *
 from .shipping_warehouse import *
 from .marketplace import *
 from .payroll import *
+from .billing import *
 
 configure_mappers()

models/billing.py

@@ -0,0 +1,25 @@
+import datetime
+from typing import TYPE_CHECKING
+
+from sqlalchemy import ForeignKey
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from models import BaseModel
+if TYPE_CHECKING:
+    from models import Deal
+
+
+class DealBillRequest(BaseModel):
+    __tablename__ = 'deal_bill_requests'
+
+    deal_id: Mapped[int] = mapped_column(ForeignKey('deals.id'),
+                                         nullable=False,
+                                         primary_key=True,
+                                         unique=True)
+    deal: Mapped['Deal'] = relationship(back_populates='bill_request')
+
+    created_at: Mapped[datetime.datetime] = mapped_column(nullable=False)
+    paid: Mapped[bool] = mapped_column(nullable=False, default=False)
+
+    pdf_url: Mapped[str] = mapped_column(nullable=True)
+    invoice_number: Mapped[str] = mapped_column(nullable=True)

models/deal.py

@@ -1,4 +1,5 @@
 from enum import IntEnum, unique
+from typing import Optional, TYPE_CHECKING
 
 from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, Boolean
 from sqlalchemy.orm import relationship, backref, Mapped, mapped_column
@@ -7,6 +8,9 @@ from models.base import BaseModel
 from .marketplace import BaseMarketplace
 from .shipping_warehouse import ShippingWarehouse
 
+if TYPE_CHECKING:
+    from . import DealBillRequest
+
 
 @unique
 class DealStatus(IntEnum):
@@ -33,6 +37,7 @@ class Deal(BaseModel):
 
     is_deleted = Column(Boolean, nullable=False, server_default='0', default=False, comment='Удалена')
     is_completed = Column(Boolean, nullable=False, server_default='0', default=False, comment='Завершена')
+    is_locked: Mapped[bool] = mapped_column(default=False, server_default='0')
 
     shipping_warehouse_id: Mapped[int] = mapped_column(ForeignKey('shipping_warehouses.id'), nullable=True)
     shipping_warehouse: Mapped["ShippingWarehouse"] = relationship()
@@ -58,6 +63,7 @@ class Deal(BaseModel):
     lexorank = Column(String, nullable=False, comment='Lexorank', index=True)
 
     comment = Column(String, nullable=False, server_default='', comment='Коментарий к заданию')
+    bill_request: Mapped[Optional['DealBillRequest']] = relationship(back_populates='deal', lazy='joined')
 
 
 class DealStatusHistory(BaseModel):