class Module(object):
    def __init__(self, bot, events):
        self.bot = bot
        events.on("received.command.loadmodule").hook(self.load,
            min_args=1, permission="load-module", help="Load a module",
            usage="<module-name>")
        events.on("received.command.unloadmodule").hook(self.unload,
            min_args=1, permission="unload-module", help="Unload a module",
            usage="<module-name>")
        events.on("received.command.reloadmodule").hook(self.reload,
            min_args=1, permission="reload-module", help="Reload a module",
            usage="<module-name>")

    def load(self, event):
        name = event["args_split"][0].lower()
        if name in self.bot.modules.modules:
            event["stderr"].write("Module '%s' is already loaded" % name)
            return
        self.bot.modules.load_module(name)
        event["stdout"].write("Loaded '%s'" % name)

    def unload(self, event):
        name = event["args_split"][0].lower()
        if not name in self.bot.modules.modules:
            event["stderr"].write("Module '%s' isn't loaded" % name)
            return
        self.bot.modules.unload_module(name)
        event["stdout"].write("Unloaded '%s'" % name)

    def reload(self, event):
        name = event["args_split"][0].lower()
        if not name in self.bot.modules.modules:
            event["stderr"].write("Module '%s' isn't loaded" % name)
            return
        self.bot.modules.unload_module(name)
        self.bot.modules.load_module(name)
        event["stdout"].write("Reloaded '%s'" % name)