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

import sys
import logging
import getpass
import time
import ssl
import configparser as config
from xmppy.gpg_holder import Gpg
from optparse import OptionParser

import sleekxmpp

if sys.version_info < (3, 0):
    from sleekxmpp.util.misc_ops import setdefaultencoding
    setdefaultencoding('utf8')
else:
    raw_input = input


class Client(sleekxmpp.ClientXMPP):
    def __init__(self, jid, password, recipient, msg_function, reply_function, freq=120, msg_t=True, rpl_t=True, wait=False):
        if jid == "file":
            tmp = config.ConfigParser()
            check = tmp.read(password)
            if check == []:
                print("empty {}".format(password))
                exit()
            data = tmp["configfile"]
            if "jid" in data.keys() and "password" in data.keys():
                self.j = data["jid"]
                self.p = data["password"]
            else:
                print("Missing data in {}".format(password))
                exit()
            if recipient is None and msg_t:
                if "recipient" in data.keys():
                    self.recipient = data["recipient"]
                else:
                    print("Missing recipient in {}".format(password))
                    exit()
            else:
                self.recipient = recipient

        else:
            self.j = jid
            self.p = password
            self.recipient = recipient
        self.msg_function = msg_function
        self.reply_function = reply_function
        self.msg_t = msg_t
        self.rpl_t = rpl_t
        self.mm = []
        self.gpg_encryption = False
        self.ntime = freq  # seconds

        self.run(wait)

    def run(self, wait):
        if not wait:
            sleekxmpp.ClientXMPP.__init__(self, self.j, self.p)
            self.add_event_handler("session_start", self.start)
            if self.rpl_t:
                self.add_event_handler("message", self.message)
            self.register_plugin('xep_0030')  # Service Discovery
            self.register_plugin('xep_0004')  # Data Forms
            self.register_plugin('xep_0060')  # PubSub
            self.register_plugin('xep_0199')  # XMPP Ping
            self.ssl_version = ssl.PROTOCOL_TLSv1_2
            if self.connect():
                self.process(block=True)
                print("Done")
            else:
                print("Unable to connect.")

    @classmethod
    def receiveMessage(cls, jid, password, reply):
        logging.basicConfig(
            level=logging.ERROR, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
        instance = cls(jid, password, None, None, reply,
                       freq=-1, msg_t=False, rpl_t=True)
        return instance

    @classmethod
    def sendMessage(cls, jid, password, recipient, message, freq=-1):
        logging.basicConfig(
            level=logging.ERROR, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
        instance = cls(jid, password, recipient, message,
                       None, freq, msg_t=True, rpl_t=False)
        return instance

    @classmethod
    def initialize(cls, jid, password, recipient, message, reply, freq=10, wait=False):
        logging.basicConfig(
            level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
        instance = cls(jid, password, recipient, message, reply,
                       freq=freq, msg_t=True, rpl_t=True, wait=wait)
        return instance

    def start(self, event):
        self.send_presence()
        self.get_roster()
        if self.msg_t:
            print("start() --msg_t->True")
            self._start_thread("chat_send", self.monitor)

    def monitor(self):
        while True:
            time.sleep(1)
            if int(time.time()) % self.ntime == 0 and self.ntime > 0:
                print("Sending...{}".format(self.MSG()))
                self.send_message(mto=self.recipient,
                                  mbody=self.MSG(), mtype='chat')
            elif self.ntime < 0:
                self.send_message(mto=self.recipient,
                                  mbody=self.MSG(), mtype='chat')
                self.disconnect(wait=True)
                break

    def message(self, msg):
        if msg['type'] in ('chat', 'normal'):
            msg.reply(self.RPL(msg["body"])).send()
            print(str(msg["body"]))
            self.mm = msg

    def enableGPG(self, uid, gpghome=''):
        self.gpg = Gpg(gpghome)
        self.uid = uid
        self.gpg_encryption = True
        return None

    def GPG(func):
        def wrap(self, *args, **kwargs):
            if self.gpg_encryption:
                message = self.gpg.encrypt(
                    func(self, *args, **kwargs), uids=self.uid)
            else:
                message = func(self, *args, **kwargs)
            return message
        return wrap

    @GPG
    def MSG(self):
        return self.msg_function()

    @GPG
    def RPL(self, msg):
        return self.reply_function(msg)


def main():
    optp = OptionParser()

    optp.add_option('-q', '--quiet', help='set logging to ERROR',
                    action='store_const', dest='loglevel',
                    const=logging.ERROR, default=logging.INFO)
    optp.add_option('-d', '--debug', help='set logging to DEBUG',
                    action='store_const', dest='loglevel',
                    const=logging.DEBUG, default=logging.INFO)
    optp.add_option('-v', '--verbose', help='set logging to COMM',
                    action='store_const', dest='loglevel',
                    const=5, default=logging.INFO)

# JID and password options.
    optp.add_option("-j", "--jid", dest="jid",
                    help="JID to use")
    optp.add_option("-p", "--password", dest="password",
                    help="password to use")
    optp.add_option("-t", "--to", dest="to",
                    help="JID to send the message to")
    optp.add_option("-m", "--message", dest="message",
                    help="message to send")

    opts, args = optp.parse_args()

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

    if opts.jid is None:
        opts.jid = raw_input("Username: ")
    if opts.password is None:
        opts.password = getpass.getpass("Password: ")
    xmpp = Client.sendMessage(opts.jid, opts.password,
                           opts.to, lambda: opts.message)