from __future__ import annotations
import json
import string
from random import choice

from wokkel import muc
from wokkel.client import XMPPClient
from wokkel.xmppim import AvailablePresence

from twisted.application import service
from twisted.python import log
from twisted.words.protocols.jabber import jid
from twisted.words.protocols.jabber.jid import JID

import cowrie.core.output
from cowrie.core.config import CowrieConfig


class XMPPLoggerProtocol(muc.MUCClient):  # type: ignore
    def __init__(self, rooms, server, nick):
        muc.MUCClient.__init__(self)
        self.server = rooms.host
        self.jrooms = rooms
        self._roomOccupantMap = {}
        log.msg(rooms.user)
        log.msg(rooms.host)
        self.nick = nick
        self.last = {}
        self.activity = None

    def connectionInitialized(self):
        """
        The bot has connected to the xmpp server, now try to join the room.
        """
        self.join(self.jrooms, self.nick)

    def joinedRoom(self, room):
        log.msg(f"Joined room {room.name}")

    def connectionMade(self):
        log.msg("Connected!")

        # send initial presence
        self.send(AvailablePresence())

    def connectionLost(self, reason):
        log.msg("Disconnected!")

    def onMessage(self, msg):
        pass

    def receivedGroupChat(self, room, user, body):
        pass

    def receivedHistory(self, room, user, body, dely, frm=None):
        pass


class Output(cowrie.core.output.Output):
    """
    xmpp output
    """

    def start(self):
        server = CowrieConfig.get("output_xmpp", "server")
        user = CowrieConfig.get("output_xmpp", "user")
        password = CowrieConfig.get("output_xmpp", "password")
        muc = CowrieConfig.get("output_xmpp", "muc")
        resource = "".join([choice(string.ascii_letters) for i in range(8)])
        jid = user + "/" + resource
        application = service.Application("honeypot")
        self.run(application, jid, password, JID(None, [muc, server, None]), server)

    def run(self, application, jidstr, password, muc, server):
        self.xmppclient = XMPPClient(JID(jidstr), password)
        if CowrieConfig.getboolean("output_xmpp", "debug", fallback=False):
            self.xmppclient.logTraffic = True
        (user, _host, resource) = jid.parse(jidstr)
        self.muc = XMPPLoggerProtocol(muc, server, user + "-" + resource)
        self.muc.setHandlerParent(self.xmppclient)
        self.xmppclient.setServiceParent(application)
        self.anonymous = True
        self.xmppclient.startService()

    def write(self, event):
        for i in list(event.keys()):
            # Remove twisted 15 legacy keys
            if i.startswith("log_"):
                del event[i]
            elif i == "time":
                del event[i]
        msgJson = json.dumps(event, indent=5)

        self.muc.groupChat(self.muc.jrooms, msgJson)

    def stop(self):
        self.xmppclient.stopService()
