#!/usr/bin/env python3
from __future__ import annotations

import argparse
import json
import subprocess
import sys
from pathlib import Path


ROOT = Path(__file__).resolve().parents[2]


def parse_args() -> argparse.Namespace:
    parser = argparse.ArgumentParser(description="Clone GovOPlaN repositories listed in repositories.json.")
    parser.add_argument("--check", action="store_true", help="Only report missing repositories.")
    parser.add_argument("--parent", type=Path, help="Override checkout parent directory.")
    return parser.parse_args()


def main() -> int:
    args = parse_args()
    manifest = json.loads((ROOT / "repositories.json").read_text())
    parent = args.parent or Path(manifest["default_parent"])
    missing: list[dict[str, str]] = []

    for entry in manifest["repositories"]:
        repo = parent / entry["path"]
        if repo.exists():
            continue
        missing.append(entry)
        print(f"missing: {entry['name']} -> {repo}")
        if not args.check:
            subprocess.run(["git", "clone", entry["remote"], str(repo)], check=True)

    if args.check:
        return 1 if missing else 0
    return 0


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