"""CLI: python -m app.jobs.retention"""

from __future__ import annotations

import logging
import sys

from app.config import get_settings
from app.database import SessionLocal
from app.services.retention import purge_old_data

logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(message)s")
logger = logging.getLogger("sac.retention")


def main() -> int:
    settings = get_settings()
    db = SessionLocal()
    try:
        stats = purge_old_data(db, settings)
        logger.info(
            "retention done events_deleted=%s problems_deleted=%s",
            stats["events_deleted"],
            stats["problems_deleted"],
        )
        return 0
    except Exception:
        db.rollback()
        logger.exception("retention failed")
        return 1
    finally:
        db.close()


if __name__ == "__main__":
    sys.exit(main())