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

import json
import subprocess
import sys
from pathlib import Path


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


def run_git(repo: Path, *args: str) -> str:
    result = subprocess.run(
        ["git", "-C", str(repo), *args],
        check=False,
        text=True,
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
    )
    if result.returncode != 0:
        return f"git error: {result.stderr.strip()}"
    return result.stdout.strip()


def main() -> int:
    manifest = json.loads((ROOT / "repositories.json").read_text())
    parent = Path(manifest["default_parent"])
    rows: list[tuple[str, str, str, str]] = []

    for entry in manifest["repositories"]:
        repo = parent / entry["path"]
        if not repo.exists():
            rows.append((entry["name"], entry["category"], "missing", ""))
            continue
        branch = run_git(repo, "symbolic-ref", "--quiet", "--short", "HEAD") or "(detached)"
        status = run_git(repo, "status", "--short")
        state = "dirty" if status else "clean"
        rows.append((entry["name"], entry["category"], branch, state))

    name_width = max(len(row[0]) for row in rows)
    category_width = max(len(row[1]) for row in rows)
    for name, category, branch, state in rows:
        print(f"{name:<{name_width}}  {category:<{category_width}}  {branch:<24}  {state}")

    return 0


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