from sqlalchemy import create_engine
from sqlalchemy.orm import DeclarativeBase, Session, sessionmaker

from .config import settings


class Base(DeclarativeBase):
    pass


engine = create_engine(
    f"sqlite:///{settings.data_dir / 'wireguard.db'}",
    connect_args={"check_same_thread": False},
)
SessionLocal = sessionmaker(bind=engine, autoflush=False, expire_on_commit=False)


def get_db():
    db: Session = SessionLocal()
    try:
        yield db
    finally:
        db.close()