from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
import os

# Database URL - update with your PostgreSQL credentials
DATABASE_URL = os.getenv(
    "DATABASE_URL",
    "postgresql://wedding_admin:Aa123456@localhost:5432/wedding_guests"
)

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()