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


DB_PATH = os.environ.get("DDO_DB_PATH", "./ddo.sqlite3")
engine = create_engine(f"sqlite:///{DB_PATH}", connect_args={"check_same_thread": False})
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)


class Base(DeclarativeBase):
	pass


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