import os
from dotenv import load_dotenv
from sqlalchemy import create_engine

load_dotenv(dotenv_path=os.path.join(os.path.dirname(__file__), '..', '.env'))
from sqlalchemy.orm import sessionmaker, declarative_base

DATABASE_URL = os.environ.get("DATABASE_URL", "sqlite:///./test.db")

if "sqlite" in DATABASE_URL:
    engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False})
else:
    engine = create_engine(DATABASE_URL)

SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
Base = declarative_base()

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