"""finalize-job Lambda handler."""

from typing import Any

from src import config
from src.client import patch_transfer_job


def _job_id_from_event(event: dict[str, Any]) -> int:
    raw_job_id = event["job_id"]
    if isinstance(raw_job_id, bool):
        raise ValueError("event['job_id'] must be an integer.")

    try:
        return int(raw_job_id)
    except (TypeError, ValueError) as exc:
        raise ValueError("event['job_id'] must be an integer.") from exc


def handler(event: dict[str, Any], context: object) -> dict[str, Any]:
    del context

    job_id = _job_id_from_event(event)
    config.logger.info(f"Finalizing transfer job {job_id}")
    patch_transfer_job(job_id, {"status": "COMPLETED"})
    config.logger.info(f"Transfer job {job_id} marked COMPLETED")
    return {"statusCode": 200}