43 lines
1.5 KiB
Python
43 lines
1.5 KiB
Python
from datetime import datetime, timezone
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from sqlalchemy import Boolean, DateTime, Integer, String, create_engine
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from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, sessionmaker
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from app.domain.Model import Model
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class Base(DeclarativeBase):
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pass
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class ModelRecord(Base):
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__tablename__ = "models"
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id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
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version: Mapped[str] = mapped_column(String(64), unique=True, nullable=False, index=True)
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filename: Mapped[str] = mapped_column(String(255), unique=True, nullable=False)
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file_path: Mapped[str] = mapped_column(String(1024), nullable=False)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True),
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nullable=False,
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default=lambda: datetime.now(timezone.utc),
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)
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is_latest: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False, index=True)
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def to_domain(self) -> Model:
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return Model(
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id=self.id,
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version=self.version,
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filename=self.filename,
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file_path=self.file_path,
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created_at=self.created_at,
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is_latest=self.is_latest,
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)
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def create_engine_and_session(database_url: str):
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engine = create_engine(
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database_url,
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connect_args={"check_same_thread": False} if database_url.startswith("sqlite") else {},
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)
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session_factory = sessionmaker(bind=engine, autocommit=False, autoflush=False)
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return engine, session_factory
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