# -*- coding: utf-8 -*-

from argparse import Namespace, ArgumentParser

from ..Cmd import Cmd

class CmdSummary(Cmd): # export

    def __init__(self) -> None:
        super().__init__('summary', help='Print summary description of given modules')

    def add_arguments(self, parser: ArgumentParser) -> None:
        super().add_arguments(parser)
        parser.add_argument('module', nargs='*', help='Modules')

    def _run(self, args: Namespace) -> None:
        r = []
        for m in args.module:
            summary = self.app.get_value(m, "summary", None)
            if summary is not None:
                r.append(summary)
        print(' '.join(r))