33 lines
918 B
Python
33 lines
918 B
Python
from datetime import datetime
|
|
|
|
from sqlalchemy import DateTime, func
|
|
from sqlalchemy.ext.asyncio import AsyncAttrs, async_sessionmaker, create_async_engine
|
|
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
|
|
|
|
from app.config import settings
|
|
|
|
engine = create_async_engine(settings.DATABASE_URL, echo=settings.DEBUG)
|
|
async_session = async_sessionmaker(engine, expire_on_commit=False)
|
|
|
|
|
|
class Base(AsyncAttrs, DeclarativeBase):
|
|
pass
|
|
|
|
|
|
class TimestampMixin:
|
|
created_at: Mapped[datetime] = mapped_column(
|
|
DateTime(timezone=True), server_default=func.now()
|
|
)
|
|
updated_at: Mapped[datetime] = mapped_column(
|
|
DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
|
|
)
|
|
|
|
|
|
async def init_database() -> None:
|
|
async with engine.begin() as conn:
|
|
await conn.run_sync(Base.metadata.create_all)
|
|
|
|
|
|
async def close_database() -> None:
|
|
await engine.dispose()
|