from argparse import Namespace
from typing import Any

from mdrsclient.__version__ import __version__
from mdrsclient.commands.base import BaseCommand


class VersionCommand(BaseCommand):
    @classmethod
    def register(cls, parsers: Any) -> None:
        version_parser = parsers.add_parser("version", help="show the version of this tool")
        version_parser.set_defaults(func=cls.func)

    @classmethod
    def func(cls, args: Namespace) -> None:
        cls.version()

    @classmethod
    def version(cls) -> None:
        print(f"mdrs {__version__}")