54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
from __future__ import annotations
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from sqlalchemy import String, DateTime, Text, ForeignKey, Integer, text
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from datetime import datetime
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from fastapi_demo.app.infrastructure.db.session import Base
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class Asset(Base):
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__tablename__ = "assets"
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id: Mapped[str] = mapped_column(String, primary_key=True, index=True)
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name: Mapped[str] = mapped_column(String, nullable=False)
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serial: Mapped[str | None] = mapped_column(String, nullable=True)
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status: Mapped[str] = mapped_column(String, nullable=False)
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revision: Mapped[int] = mapped_column(
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Integer,
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nullable=False,
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server_default=text("0"),
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)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False
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)
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events: Mapped[list["AssetEvent"]] = relationship(
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"AssetEvent",
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back_populates="asset",
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cascade="all, delete-orphan",
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passive_deletes=True,
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)
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class AssetEvent(Base):
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__tablename__ = "asset_events"
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id: Mapped[str] = mapped_column(String, primary_key=True, index=True)
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asset_id: Mapped[str] = mapped_column(
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String, ForeignKey("assets.id", ondelete="CASCADE"), index=True
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)
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from_status: Mapped[str] = mapped_column(String, nullable=False)
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to_status: Mapped[str] = mapped_column(String, nullable=False)
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at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
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note: Mapped[str | None] = mapped_column(Text, nullable=True)
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asset: Mapped["Asset"] = relationship("Asset", back_populates="events")
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