#!/usr/bin/env python
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

from __future__ import print_function

from twisted.spread import pb
from twisted.internet import reactor
from twisted.cred import credentials

class Client(pb.Referenceable):

    def remote_print(self, message):
        print(message)

    def connect(self):
        factory = pb.PBClientFactory()
        reactor.connectTCP("localhost", 8800, factory)
        def1 = factory.login(credentials.UsernamePassword("alice", "1234"),
                             client=self)
        def1.addCallback(self.connected)
        reactor.run()

    def connected(self, perspective):
        print("connected, joining group #NeedAFourth")
        # this perspective is a reference to our User object.  Save a reference
        # to it here, otherwise it will get garbage collected after this call,
        # and the server will think we logged out.
        self.perspective = perspective
        d = perspective.callRemote("joinGroup", "#NeedAFourth")
        d.addCallback(self.gotGroup)

    def gotGroup(self, group):
        print("joined group, now sending a message to all members")
        # 'group' is a reference to the Group object (through a ViewPoint)
        d = group.callRemote("send", "You can call me Al.")
        d.addCallback(self.shutdown)

    def shutdown(self, result):
        reactor.stop()


Client().connect()