# coding=utf-8

from __future__ import unicode_literals, absolute_import, division, print_function

import sopel
import sopel.module

from sopel_modules.SpiceBot_Events.System import bot_events_check
from sopel_modules.SpiceBot_SBTools import sopel_triggerargs, similar_list, letters_in_string


import spicemanip


@sopel.module.rule('^\?(.*)')
def query_detection(bot, trigger):

    while not bot_events_check(bot, '2002'):
        pass

    commands_list = bot.memory['SpiceBot_CommandsQuery']['commands_all']

    triggerargs, triggercommand = sopel_triggerargs(bot, trigger, 'query_command')

    # command issued, check if valid
    if not triggercommand or not len(triggercommand):
        return

    if not letters_in_string(triggercommand):
        return

    if triggercommand.endswith("+"):
        triggercommand = triggercommand[:-1]
        if not triggercommand or not len(triggercommand):
            return
        if triggercommand not in commands_list.keys():
            triggercommand += "?"
        else:
            realcom = triggercommand
            if "aliasfor" in commands_list[triggercommand].keys():
                realcom = commands_list[triggercommand]["aliasfor"]
            validcomlist = commands_list[realcom]["validcoms"]
            if not len(validcomlist):
                bot.notice("No commands match " + str(triggercommand) + ".", trigger.nick)
            else:
                bot.notice("The following commands match " + str(triggercommand) + ": " + spicemanip.main(validcomlist, 'andlist') + ".", trigger.nick)
            return

    if triggercommand.endswith("?"):
        triggercommand = triggercommand[:-1]
        if not triggercommand or not len(triggercommand):
            return
        closestmatches = similar_list(bot, triggercommand, commands_list.keys(), 10, 'reverse')
        if not len(closestmatches):
            bot.notice("No commands match " + str(triggercommand) + ".", trigger.nick)
        else:
            bot.notice("The following commands may match " + str(triggercommand) + ": " + spicemanip.main(closestmatches, 'andlist') + ".", trigger.nick)
        return

    commandlist = []
    for command in commands_list.keys():
        if command.lower().startswith(triggercommand):
            commandlist.append(command)

    if not len(commandlist):
        bot.notice("No commands match " + str(triggercommand) + ".", trigger.nick)
    else:
        bot.notice("The following commands match " + str(triggercommand) + ": " + spicemanip.main(commandlist, 'andlist') + ".", trigger.nick)