#!/usr/bin/env python3
# -*- coding: utf-8 -*-

# To run this bot:
# $ python3 logbot.py
# The output folder of this bot currently is: /var/www/logs/digital-autonomy

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###          You can write use this code by calling three different options in the chat:            ###
###          "@glossary-all word": adds the word "word" in the list                                 ###
###          "@glossary-drift":  returns a term from the list that was selected by chance           ###
###          "@glossary-all": shows all terms in the list                                           ###
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import logging
from getpass import getpass
from argparse import ArgumentParser

import slixmpp
import ssl, os, requests, urllib

class MUCBot(slixmpp.ClientXMPP):
        """
        A simple Slixmpp bot that will save images
        and messages that are marked with @bot to a folder.
        """

        def __init__(self, jid, password, room, nick, output):
                slixmpp.ClientXMPP.__init__(self, jid, password)

                self.room = room
                self.nick = nick
                self.output = output

                # The session_start event will be triggered when
                # the bot establishes its connection with the server
                # and the XML logs are ready for use. We want tob
                # listen for this event so that we we can initialize
                # our roster.
                self.add_event_handler("session_start", self.start)

                # The groupchat_message event is triggered whenever a message
                # stanza is received from any chat room. If you also also
                # register a handler for the 'message' event, MUC messages
                # will be processed by both handlers.
                self.add_event_handler("groupchat_message", self.muc_message)


        def start(self, event):
                self.get_roster()
                self.send_presence()

                # https://xmpp.org/extensions/xep-0045.html
                self.plugin['xep_0045'].join_muc(self.room, self.nick,
                # If a room password is needed, use:
                # password=the_room_password,
                wait=True)

        def muc_message(self, msg):
                # Some inspection commands
                #print('Message: {}'.format(msg))

                # Always check that a message is not the bot itself, otherwise you will create an infinite loop responding to your own messages.
                if msg['mucnick'] != self.nick:

                        # Check if output folder exists
                        if not os.path.exists(self.output):
                                os.mkdir(self.output)

                        # adds words to a glossary file:
                        if '@glossary-add' in msg['body']:

                                # reply from the bot
                                self.send_message(mto=self.room,
                                                                  mbody="new word (s) added! > language in motion < new poetics > scoring togetherness {}!".format(msg['mucnick']),
                                                                  mtype='groupchat')

                                # Add message to log
                                message = '{}'.format(msg['body'].replace('@growinggloss',''))
                                log = 'glossary.txt'
                                log_path = os.path.join(self.output, log)
                                f = open(log_path, 'a+')
                                f.write(message+'\n')
                                f.close()


                        # retrieves all terms from the growing glossary file:
                        if '@glossary-all' in msg['body']:

                                file = open('glossary.txt', 'r')
                                filelist=[]
                                for line in file:
                                	print(line)
                                	filelist.append(line)
                                print(filelist)

                                self.send_message(mto=self.room,

                                                                mbody= filelist,
                                                                mtype='groupchat')

                        # retrieves a random term from the growing glossary file:
                        if '@glossary-drift' in msg['body']:

                                import random
                                file = open('glossary.txt', 'r')
                                filelist=[]
                                for line in file:
                                	print(line)
                                	filelist.append(line)
                                print(filelist)

                                self.send_message(mto=self.room,

                                                                mbody= random.choice(filelist),
                                                                mtype='groupchat')


if __name__ == '__main__':
        # Setup the command line arguments.
        parser = ArgumentParser()

        # output verbosity options.
        parser.add_argument("-q", "--quiet", help="set logging to ERROR",
                                                action="store_const", dest="loglevel",
                                                const=logging.ERROR, default=logging.INFO)
        parser.add_argument("-d", "--debug", help="set logging to DEBUG",
                                                action="store_const", dest="loglevel",
                                                const=logging.DEBUG, default=logging.INFO)

        # JID and password options.
        parser.add_argument("-j", "--jid", dest="jid",
                                                help="JID to use")
        parser.add_argument("-p", "--password", dest="password",
                                                help="password to use")
        parser.add_argument("-r", "--room", dest="room",
                                                help="MUC room to join")
        parser.add_argument("-n", "--nick", dest="nick",
                                                help="MUC nickname")

        # output folder for images
        parser.add_argument("-o", "--output", dest="output",
                                                help="output folder, this is where the files are stored",
                                                type=str)

        args = parser.parse_args()

        # Setup logging.
        logging.basicConfig(level=args.loglevel,
                                                format='%(levelname)-8s %(message)s')

        if args.jid is None:
                args.jid = input("XMPP address: ")
        if args.password is None:
                args.password = getpass("Password: ")
        if args.room is None:
                args.room = input("MUC room: ")
        if args.nick is None:
                args.nick = input("MUC nickname: ")
        if args.output is None:
                args.output = input("Output folder: ")

        # Setup the MUCBot and register plugins. Note that while plugins may
        # have interdependencies, the order in which you register them does
        # not matter.
        xmpp = MUCBot(args.jid, args.password, args.room, args.nick, args.output)
        xmpp.register_plugin('xep_0030') # Service Discovery
        xmpp.register_plugin('xep_0045') # Multi-User Chat
        xmpp.register_plugin('xep_0199') # XMPP Ping
        xmpp.register_plugin('xep_0066') # Process URI's (files, images)

        # Connect to the XMPP server and start processing XMPP stanzas.
        xmpp.connect()
        xmpp.process()