"""Database configuration for SAMAAN."""

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

from utils.runtime import get_database_url

DATABASE_URL = get_database_url()

engine_kwargs = {"echo": False, "pool_pre_ping": True}
connect_args = {}
if DATABASE_URL.startswith("sqlite"):
    connect_args["check_same_thread"] = False
    engine_kwargs["connect_args"] = connect_args
else:
    engine_kwargs["pool_recycle"] = 300

engine = create_engine(DATABASE_URL, **engine_kwargs)
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
Base = declarative_base()


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