46 lines
1.2 KiB
Python
46 lines
1.2 KiB
Python
from typing import TYPE_CHECKING
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from sqlalchemy import ForeignKey, Column, Table, UniqueConstraint, Index
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from sqlalchemy.orm import mapped_column, Mapped, relationship
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from models import BaseModel
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if TYPE_CHECKING:
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from models import Project, Card
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cards_card_tags = Table(
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'cards_card_tags',
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BaseModel.metadata,
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Column('card_id', ForeignKey('cards.id'), primary_key=True),
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Column('card_tag_id', ForeignKey('card_tags.id'), primary_key=True),
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)
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class CardTag(BaseModel):
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__tablename__ = 'card_tags'
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id: Mapped[int] = mapped_column(primary_key=True)
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name: Mapped[str] = mapped_column(nullable=False)
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is_deleted: Mapped[bool] = mapped_column(default=False, server_default='0')
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project_id: Mapped[int] = mapped_column(
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ForeignKey('projects.id'),
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nullable=False,
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)
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project: Mapped['Project'] = relationship(
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'Project',
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back_populates='tags',
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lazy='noload',
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)
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cards: Mapped[list['Card']] = relationship(
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secondary='cards_card_tags',
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lazy='noload',
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back_populates='tags',
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)
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__table_args__ = (
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Index('idx_card_name_project_id', 'name', 'project_id', 'is_deleted'),
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)
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