"""Command-line entry point for pygittools (pgt)."""

from __future__ import annotations

import argparse
import sys
from pathlib import Path

import pygittools
from pygittools.tui import run_tui


def build_parser() -> argparse.ArgumentParser:
	parser = argparse.ArgumentParser(
		prog="pgt",
		description=pygittools.__description__,
	)
	parser.add_argument(
		"--repo",
		type=Path,
		help="Path to a git repository (default: discover from the current directory)",
	)
	parser.add_argument(
		"--version",
		action="version",
		version=f"%(prog)s {pygittools.__version__}",
	)
	return parser


def main(argv: list[str] | None = None) -> int:
	args_list = sys.argv[1:] if argv is None else argv
	if not args_list:
		return run_tui()

	parser = build_parser()
	args = parser.parse_args(args_list)
	return run_tui(args.repo)


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