#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Author: Volkan Şahin <volkansah.in> <bm.volkansahin@gmail.com>
# Author: İsmail BAŞARAN <ismail.basaran@tubitak.gov.tr> <basaran.ismaill@gmail.com>
import sys
sys.path.append('../..')
import slixmpp
import asyncio
import threading
from threading import Thread
from multiprocessing import Process
from slixmpp.exceptions import IqError, IqTimeout
from base.Scope import Scope

"""
--fetch parameters of connection  from conf file
--connect xmpp
--send direct message
--receive direct message
--send muc message
--receive muc message
--listen to muc invites
--auto accept muc invites
--send auto reply to muc messages
--receive file (0065)
--send file (0065)

"""

class MessageReceiver(slixmpp.ClientXMPP):

    def __init__(self):

        # global scope of ahenk
        scope = Scope().getInstance()

        # logger comes from ahenk deamon
        # configurationManager comes from ahenk deamon
        self.logger = scope.getLogger()
        self.configurationManager = scope.getConfigurationManager()

        self.full_jid =str(self.configurationManager.get('CONNECTION', 'uid'))+'@'+str(self.configurationManager.get('CONNECTION', 'host'))
        #slixmpp.ClientXMPP.__init__(self, self.full_jid, 'pass')

        #TESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTEST
        slixmpp.ClientXMPP.__init__(self, "volkan@localhost", "volkan")
        self.receiver="caner@localhost"
        #TESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTESTTEST

        """
        self.nick = self.configurationManager.get('CONNECTION', 'nick')
        self.receiver=self.configurationManager.get('CONNECTION','receiverJid')
        self.sendfile=open(self.configurationManager.get('CONNECTION','sendFilePath'), 'rb')
        self.receivefile=self.configurationManager.get('CONNECTION', 'receiveFileParam')
        self.logger.info('Parameters were established')
        """
        self.room=None
        self.register_extensions()
        self.add_listeners()
        self.connect()

        #!!! you have to use modified slixmpp for file transfering
        #self.send_file()

    def add_listeners(self):

        self.add_event_handler("session_start", self.session_start)
        #self.add_event_handler("groupchat_message", self.recv_muc_message)
        self.add_event_handler("message", self.recv_direct_message)

        #self.room=self.add_event_handler("groupchat_invite", self.invite_auto_accept)

        #file_listeners
        #self.add_event_handler("socks5_connected", self.stream_opened)
        #self.add_event_handler("socks5_data", self.stream_data)
        #self.add_event_handler("socks5_closed", self.stream_closed)

        #self.logger.info('Listeners were added')


    def stream_opened(self, sid):
        #self.logger.info('Stream opened. %s', sid)
        return open(self.receivefile, 'wb')

    def stream_data(self, data):
        #self.logger.info('Stream data.')
        self.file.write(data)

    def stream_closed(self, exception):
        #self.logger.info('Stream closed. %s', exception)
        self.file.close()
        #self.disconnect()

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


    def invite_auto_accept(self, inv):

        self.room=inv['from']
        print("(%s) invite is accepted" % str(self.room))
        self.plugin['xep_0045'].joinMUC(self.room,self.nick,wait=True)
        self.send_message(mto=self.room.bare,mbody="Hi all!",mtype='groupchat')
        return self.room

    def recv_muc_message(self, msg):#auto reply

        if msg['mucnick'] != self.nick:
            print("%s : %s" % (str(msg['from']),str(msg['body'])) )
            self.send_message(mto=msg['from'].bare,mbody="I got it, %s." % msg['mucnick'],mtype='groupchat')
        else:
            print("%s : %s" % (str(msg['mucnick']),str(msg['body'])))

    def recv_direct_message(self, msg):
        if msg['type'] in ('chat', 'normal'):
            #self.disconnect()
            print ("%s : %s" % (msg['from'], msg['body']))

    def connect_to_server(self):# Connect to the XMPP server and start processing XMPP stanzas.
        try:

            loop = asyncio.get_event_loop()
            loop.run_until_complete(self.process())

            #self.logger.info('Connection were established successfully')
            return True
        except Exception as e:
            print('Connection to server is failed (%s)\n' % (e.strerror))
            #self.logger.error('Connection to server is failed! '+e)
            return False

    def register_extensions(self):
        try:
            self.register_plugin('xep_0030') # Service Discovery
            self.register_plugin('xep_0045') # Multi-User Chat
            self.register_plugin('xep_0199') # XMPP Ping
            self.register_plugin('xep_0065') # SOCKS5 Bytestreams

            #self.logger.info('Extension were registered: xep_0030,xep_0045,xep_0199,xep_0065')
            return True
        except Exception as e:
            #self.logger.error('Extension registration is failed!(%s)\n' % (e.errno, e.strerror))
            return False