import functools

from sopel_SpiceBot_Core_1 import sb


def rule_match():
    """This Detects --arguments to commands."""

    def actual_decorator(function):

        @functools.wraps(function)
        def internal_rule_match(bot, trigger, comrun, *args, **kwargs):

            returnfunc = True

            # Applies to non-command rule matching
            if comrun.rulematch:

                first_full_trigger_str = trigger.args[1]

                if comrun.trigger_dict["trigger_type"] == "command":
                    commands_list = sb.commands.valid_sopel_commands
                    first_trigger_noprefix = first_full_trigger_str[1:]
                    first_trigger_command = first_trigger_noprefix.split(" ")[0]

                elif comrun.trigger_dict["trigger_type"] == "nickname_command":
                    commands_list = sb.commands.valid_sopel_nickname_commands
                    first_trigger_noprefix = " ".join(first_full_trigger_str.split(" ")[1:])
                    first_trigger_command = first_trigger_noprefix.split(" ")[0]

                elif comrun.trigger_dict["trigger_type"] == "action_command":
                    commands_list = sb.commands.valid_sopel_action_commands
                    first_trigger_noprefix = first_full_trigger_str
                    first_trigger_command = first_trigger_noprefix.split(" ")[0]

                # Ignore if the command was caught
                # handle if the command was triggered with && or | too close to the command
                if comrun.trigger_dict["trigger_command"] in commands_list:
                    if first_trigger_command != comrun.trigger_dict["trigger_command"]:
                        sb.commands.dispatch(comrun.trigger_dict)
                    else:
                        returnfunc = False

            if returnfunc:
                function(bot, trigger, comrun, *args, **kwargs)

        return internal_rule_match
    return actual_decorator