from datetime import datetime
from pathlib import Path
import subprocess
import tomllib


PROJECT_DIR = Path(__file__).resolve().parent.parent
VERSION_FILE = PROJECT_DIR / "version.toml"


def get_git_commit() -> str:
    """Возвращает short hash текущего HEAD."""
    try:
        result = subprocess.run(
            ["git", "rev-parse", "--short", "HEAD"],
            cwd=PROJECT_DIR,
            capture_output=True,
            text=True,
            check=True,
        )

        return result.stdout.strip()

    except (subprocess.CalledProcessError, FileNotFoundError):
        return "unknown"


def main() -> None:
    # Сначала читаем текущий version.toml.
    # Нам нужны значения, которые разработчик поменял вручную.
    with VERSION_FILE.open("rb") as file:
        data = tomllib.load(file)

    major = data["version"]["major"]
    minor = data["version"]["minor"]
    patch = data["version"]["patch"]

    now = datetime.now()

    content = f"""\
[version]
major = {major}
minor = {minor}
patch = {patch}

[build]
date = "{now:%Y-%m-%d}"
time = "{now:%H:%M:%S}"
"""

    VERSION_FILE.write_text(
        content,
        encoding="utf-8",
    )

    print(
        f"Version updated: "
        f"{major}.{minor}.{patch} "
        f"({now:%Y-%m-%d %H:%M:%S})"
    )


if __name__ == "__main__":
    main()