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

from utils.config import get_config_value

# Support override via OVPMON_PROFILER_DB_PATH or config.ini
db_path = get_config_value('profiler', 'db_path', fallback='./ovpn_profiler.db')
SQLALCHEMY_DATABASE_URL = f"sqlite:///{db_path}"


engine = create_engine(
    SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
)
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)

Base = declarative_base()

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