from sqlalchemy.ext.asyncio import create_async_engine, async_sessionmaker, AsyncSession
from sqlalchemy.orm import DeclarativeBase

from app.config import settings


engine = create_async_engine(settings.database_url, echo=False)
AsyncSessionLocal = async_sessionmaker(engine, expire_on_commit=False)


class Base(DeclarativeBase):
    pass


async def init_db() -> None:
    # Import models so their tables are registered on Base.metadata before create_all
    from app.models import user, entry  # noqa: F401

    async with engine.begin() as conn:
        await conn.run_sync(Base.metadata.create_all)