from __future__ import annotations

import argparse
import sys
from datetime import date
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
from nifty_backend.runtime import refresh_first5_prediction


def parse_args() -> argparse.Namespace:
    parser = argparse.ArgumentParser(description="Fetch Yahoo Finance first five NIFTY minutes and refresh prediction.")
    parser.add_argument("--date", default=None, help="Optional IST session date, YYYY-MM-DD.")
    return parser.parse_args()


def main() -> None:
    args = parse_args()
    session_date = date.fromisoformat(args.date) if args.date else None
    prediction = refresh_first5_prediction(session_date=session_date)
    print(prediction.to_dict())


if __name__ == "__main__":
    main()