import argparse

MODULE_HELP = ""

class Config(object):
    def __init__(self, args = []):
        parser = self._create_parser()
        self._args = parser.parse_args(args)

    def modules(self):
        return list(map(lambda x: {
            "module": x.split(":")[0],
            "name": x if not ":" in x else x.split(":")[1]
        }, self._args.modules))

    def _create_parser(self):
        parser = argparse.ArgumentParser(description="display system data in the i3bar")
        parser.add_argument("-m", "--modules", nargs="+", default = [],
            help = MODULE_HELP)
        return parser

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