prod-tech
43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
from uuid import UUID
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from uuid import uuid4
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from sqlalchemy import BigInteger
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from sqlalchemy import Column
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from sqlalchemy import ForeignKey
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from sqlmodel import Field
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from sqlmodel import Relationship
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from sqlmodel import SQLModel
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from app.models.item import Item
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from app.models.user import User
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class BaseTransaction(SQLModel):
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title: str = Field(nullable=False)
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class Transaction(BaseTransaction, table=True):
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id: UUID = Field(default_factory=uuid4, primary_key=True)
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payer_id: int = Field(
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sa_column=Column(BigInteger(), ForeignKey('user.id'))
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)
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payer: User = Relationship(back_populates='transactions')
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event_id: UUID = Field(foreign_key='event.id')
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event: 'Event' = Relationship(back_populates='transactions')
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closed: bool = Field(nullable=False, default=False)
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items: list['Item'] = Relationship(back_populates='transaction')
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async def add_participant(self, participant: User):
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self.participants.append(participant)
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async def add_item(self, item: Item):
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self.items.append(item)
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class OutputTransaction(BaseTransaction):
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id: UUID
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payer: User
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event_id: UUID
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closed: bool
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items: list['Item']
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