import argparse

import util.store

MODULE_HELP = "Specify a space-separated list of modules to load. The order of the list determines their order in the i3bar (from left to right). Use <module>:<alias> to provide an alias in case you want to load the same module multiple times, but specify different parameters."
PARAMETER_HELP = "Provide configuration parameters in the form of <module>.<key>=<value>"

class Config(util.store.Store):
    def __init__(self, args):
        super(Config, self).__init__()

        parser = argparse.ArgumentParser(description='bumblebee-status is a modular, theme-able status line generator for the i3 window manager. https://github.com/tobi-wan-kenobi/bumblebee-status/wiki')
        parser.add_argument("-m", "--modules", nargs="+", action='append', default=[],
            help=MODULE_HELP)
        parser.add_argument("-p", "--parameters", nargs="+", action='append', default=[],
            help=PARAMETER_HELP)
        self._args = parser.parse_args(args)

        parameters = [ item for sub in self._args.parameters for item in sub ]
        for param in parameters:
            key, value = param.split("=", 1)
            self.set(key, value)

    def modules(self):
        return [item for sub in self._args.modules for item in sub]

    def interval(self):
        return float(self.get("interval", 1))

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