nativescript-connectycube/lib/messaging/xmpp.js

ConnectyCube chat and video chat SDK for NativeScript

'use strict';

const { xml, jid, Client } = require('@xmpp/client-core');

const _reconnect = require('@xmpp/reconnect');
const _websocket = require('@xmpp/websocket');
const _middleware = require('@xmpp/middleware');
const _streamFeatures = require('@xmpp/stream-features');
const _iqCaller = require('@xmpp/iq/caller');
const _iqCallee = require('@xmpp/iq/callee');
const _resolve = require('@xmpp/resolve');

// Stream features - order matters and define priority
const _sasl = require('@xmpp/sasl');
const _resourceBinding = require('@xmpp/resource-binding');
const _sessionEstablishment = require('@xmpp/session-establishment');

// SASL mechanisms - order matters and define priority
const anonymous = require('@xmpp/sasl-anonymous');
const plain = require('@xmpp/sasl-plain');

function getDomain(service) {
  const domain = service.split('://')[1] || service;
  return domain.split(':')[0].split('/')[0];
}

function client(options = {}) {
  const { resource, credentials, username, password, ...params } = options;

  const { domain, service } = params;
  if (!domain && service) {
    params.domain = getDomain(service);
  }

  const entity = new Client(params);

  const reconnect = _reconnect({ entity });
  const websocket = _websocket({ entity });

  const middleware = _middleware({ entity });
  const streamFeatures = _streamFeatures({ middleware });
  const iqCaller = _iqCaller({ middleware, entity });
  const iqCallee = _iqCallee({ middleware, entity });
  const resolve = _resolve({ entity });
  // Stream features - order matters and define priority
  const sasl = _sasl({ streamFeatures }, credentials || { username, password });
  const resourceBinding = _resourceBinding({ iqCaller, streamFeatures }, resource);
  const sessionEstablishment = _sessionEstablishment({
    iqCaller,
    streamFeatures,
  });
  // SASL mechanisms - order matters and define priority
  const mechanisms = Object.entries({ plain, anonymous }).map(([k, v]) => ({
    [k]: v(sasl),
  }));

  return Object.assign(entity, {
    entity,
    reconnect,
    websocket,
    middleware,
    streamFeatures,
    iqCaller,
    iqCallee,
    resolve,
    sasl,
    resourceBinding,
    sessionEstablishment,
    mechanisms,
  });
}

module.exports.xml = xml;
module.exports.jid = jid;
module.exports.client = client;