#!/usr/bin/env python3
"""Resolve provider, region, deploy type, and metrics targets from a cluster ID."""

from __future__ import annotations

import argparse
import json
import os
from pathlib import Path

from o11y_common import resolve_cluster, write_private_json


def parse_args() -> argparse.Namespace:
    parser = argparse.ArgumentParser(
        description=(
            "Resolve an O11Y cluster through the installed Clinic Skill when "
            "authenticated, then the bounded nutshell o11y-data GS scan."
        )
    )
    parser.add_argument("--cluster-id", required=True)
    parser.add_argument("--tenant-id", help="Optional expected tenant ID for safety validation.")
    parser.add_argument("--provider", choices=("aws", "gcp", "alicloud"), help="Optional hint.")
    parser.add_argument("--region", help="Optional region hint.")
    parser.add_argument("--deploy-type", help="Optional expected deploy type.")
    parser.add_argument("--analysis-time", type=int, help="Optional epoch used while probing targets.")
    parser.add_argument("--timeout", type=int, default=30)
    parser.add_argument("--output", type=Path, required=True)
    return parser.parse_args()


def main() -> int:
    os.umask(0o077)
    args = parse_args()
    context, _ = resolve_cluster(
        cluster_id=args.cluster_id,
        expected_tenant_id=args.tenant_id,
        provider_hint=args.provider,
        region_hint=args.region,
        deploy_type_hint=args.deploy_type,
        analysis_timestamp=args.analysis_time,
        timeout=args.timeout,
    )
    write_private_json(args.output, context)
    print(json.dumps(context, ensure_ascii=False))
    return 0


if __name__ == "__main__":
    raise SystemExit(main())