from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession, async_sessionmaker
from sqlalchemy.orm import DeclarativeBase
from app.core.config import settings


class Base(DeclarativeBase):
    pass


engine = create_async_engine(
    settings.DATABASE_URL,
    echo=False,
    pool_pre_ping=True,
    pool_recycle=1800,
)

AsyncSessionLocal = async_sessionmaker(
    engine,
    class_=AsyncSession,
    expire_on_commit=False,
)