39 lines
1.8 KiB
Python
39 lines
1.8 KiB
Python
from datetime import datetime
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from sqlalchemy import (
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DateTime, ForeignKey, Integer, String, Text, func,
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)
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.db.base import Base
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class Promotion(Base):
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"""推广位/Banner"""
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__tablename__ = "promotions"
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id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
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title: Mapped[str] = mapped_column(String(200), nullable=False)
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image_url: Mapped[str] = mapped_column(String(500), nullable=False)
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link_type: Mapped[str] = mapped_column(String(20), default="spot")
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link_id: Mapped[int | None] = mapped_column(Integer)
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spot_id: Mapped[int | None] = mapped_column(Integer, ForeignKey("spots.id"), nullable=True)
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event_id: Mapped[int | None] = mapped_column(Integer, ForeignKey("events.id"), nullable=True)
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shooting_id: Mapped[int | None] = mapped_column(Integer, ForeignKey("shooting_requests.id"), nullable=True)
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link_url: Mapped[str | None] = mapped_column(String(500))
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position: Mapped[str] = mapped_column(String(30), default="home_banner", index=True)
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sort_order: Mapped[int] = mapped_column(Integer, default=0)
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start_time: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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end_time: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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is_active: Mapped[bool] = mapped_column(default=True, index=True)
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impressions: Mapped[int] = mapped_column(Integer, default=0)
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clicks: Mapped[int] = mapped_column(Integer, default=0)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
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spot = relationship("Spot", lazy="selectin")
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event = relationship("Event", lazy="selectin")
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shooting = relationship("ShootingRequest", lazy="selectin")
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def __repr__(self) -> str:
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return f"<Promotion {self.id} {self.title}>"
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