import os
from datetime import date

import installments_reader


def _setdefault_env(key: str, value: str) -> None:
    if not os.getenv(key):
        os.environ[key] = value


def main() -> None:
    today = date.today()
    start_of_year = date(today.year, 1, 1)

    defaults = {
        "STORE_CHANNEL": "VD",
        "START_INSTALLMENT_CHANGE_DATE": start_of_year.isoformat(),
        "END_INSTALLMENT_CHANGE_DATE": today.isoformat(),
        "CHUNK_DAYS": "30",
        "LAST_N_DAYS": "",
        "STORE_WORKERS": "1",
        "GROUP_WORKERS": "1",
        "WRITE_SQL": "1",
        "SAVE_JSON": "0",
        "INCREMENTAL_MODE": "0",
        "LOG_GROUP_CODES": "0",
        "INSTALLMENTS_PAGE_SIZE": "50",
        "FLUSH_EVERY_PAGES": "50",
        "INSTALLMENTS_MIN_INTERVAL_MS": "3500",
        "INSTALLMENTS_429_MIN_WAIT_SEC": "45",
        "THROTTLE_RECOVERY_PAUSE_SEC": "900",
    }
    for key, value in defaults.items():
        _setdefault_env(key, value)

    print(
        "[backfill] modo=VD "
        f"periodo={os.environ['START_INSTALLMENT_CHANGE_DATE']}..{os.environ['END_INSTALLMENT_CHANGE_DATE']} "
        f"chunk_days={os.environ['CHUNK_DAYS']} write_sql={os.environ['WRITE_SQL']} "
        f"min_interval_ms={os.environ['INSTALLMENTS_MIN_INTERVAL_MS']} "
        f"wait429_min_s={os.environ['INSTALLMENTS_429_MIN_WAIT_SEC']}"
    )
    installments_reader.main()


if __name__ == "__main__":
    main()