diff --git a/app/CallManager.js b/app/CallManager.js
index 67a81c6..2e9d3c6 100644
--- a/app/CallManager.js
+++ b/app/CallManager.js
@@ -1,274 +1,277 @@
 import events from 'events';
 import Logger from '../Logger';
 import uuid from 'react-native-uuid';
 
 const logger = new Logger('CallManager');
 import { CONSTANTS as CK_CONSTANTS } from 'react-native-callkeep';
 
 // https://github.com/react-native-webrtc/react-native-callkeep
 export default class CallManager extends events.EventEmitter {
     constructor(RNCallKeep, answerFunc, rejectFunc, hangupFunc, startConferenceFunc) {
         logger.debug('constructor()');
         super();
         this.setMaxListeners(Infinity);
 
         // Set of current SIP sessions
         this._sessions = new Map();
         this._conferences = new Map();
 
         this._waitingCalls = new Map();
         this._timeouts = new Map();
         this._RNCallKeep = RNCallKeep;
 
         this._sylkAnswerCall = answerFunc;
         this._sylkRejectCall = rejectFunc;
         this._sylkHangupCall = hangupFunc;
         this.startConference = startConferenceFunc;
 
         this._boundRnAnswer = this._rnAnswer.bind(this);
         this._boundRnEnd = this._rnEnd.bind(this);
         this._boundRnMute = this._rnMute.bind(this);
         this._boundRnActiveAudioSession = this._rnActiveAudioSession.bind(this);
         this._boundRnDeactiveAudioSession = this._rnDeactiveAudioSession.bind(this);
         this._boundRnDTMF = this._rnDTMF.bind(this);
         this._boundRnProviderReset = this._rnProviderReset.bind(this);
 
         this._RNCallKeep.addEventListener('answerCall', this._boundRnAnswer);
         this._RNCallKeep.addEventListener('endCall', this._boundRnEnd);
         this._RNCallKeep.addEventListener('didPerformSetMutedCallAction', this._boundRnMute);
 
         this._RNCallKeep.addEventListener('didActivateAudioSession', this._boundRnActiveAudioSession);
         this._RNCallKeep.addEventListener('didDeactivateAudioSession', this._boundRnDeactiveAudioSession.bind(this));
         this._RNCallKeep.addEventListener('didPerformDTMFAction', this._boundRnDTMF);
         this._RNCallKeep.addEventListener('didResetProvider', this._boundRnProviderReset);
     }
 
     get callKeep() {
         return this._RNCallKeep;
     }
 
     get count() {
         return this._sessions.size;
     }
 
     get waitingCount() {
         return this._timeouts.size;
     }
 
     get sessions() {
         return [...this._sessions.values()];
     }
 
     get activeSession() {
         for (let session of this.sessions) {
             if (session.active) {
                 return session;
             }
         }
     }
 
     // there can only be one active one.... so just empty it for now
     remove() {
         //console.log('Callkeep: remove session');
         this._sessions.clear();
     }
 
     backToForeground() {
        console.log('Callkeep: bring app to the foreground');
        this.callKeep.backToForeground();
     }
 
     answerIncomingCall(callUUID) {
         console.log('Callkeep: answer incoming call', callUUID);
         this.callKeep.answerIncomingCall(callUUID);
     }
 
     setMutedCall(callUUID, mute) {
         console.log('Callkeep: set muted: ', mute);
         this.callKeep.setMutedCall(callUUID, mute);
     }
 
     startCall(callUUID, targetUri, targetName) {
         console.log('Callkeep: start call', callUUID);
         this.callKeep.startCall(callUUID, targetUri, targetName);
     }
 
     updateDisplay(callUUID, displayName, uri) {
         console.log('Callkeep: update display', displayName, uri);
         this.callKeep.updateDisplay(callUUID, displayName, uri);
     }
 
     sendDTMF(callUUID, digits) {
         console.log('Callkeep: send DTMF: ', digits);
         this.callKeep.sendDTMF(callUUID, digits);
     }
 
     setCurrentCallActive(callUUID) {
         console.log('Callkeep: set call active', callUUID);
         this.callKeep.setCurrentCallActive(callUUID);
     }
 
     rejectCall(callUUID) {
         console.log('Callkeep: reject call', callUUID);
         this.callKeep.rejectCall(callUUID);
     }
 
     endCall(callUUID) {
         // When user actively chooses to end the call from your app's UI.)
         console.log('Callkeep: end call', callUUID);
         this.callKeep.endCall(callUUID);
     }
 
     reportEndCallWithUUID(callUUID, reason) {
         // Report that the call ended without the user initiating
         console.log('Callkeep: end call', callUUID, 'with reason', reason);
         this.callKeep.reportEndCallWithUUID(callUUID, reason);
     }
 
     _rnActiveAudioSession() {
         console.log('Callkeep: activated audio session call');
     }
 
     _rnDeactiveAudioSession() {
         console.log('Callkeep: deactivated audio session call');
     }
 
     _rnAnswer(data) {
         let callUUID = data.callUUID.toLowerCase();
         console.log('Callkeep: answer call for UUID', callUUID);
         if (this._conferences.has(callUUID)) {
             console.log('Accept conference invite', callUUID);
             let room = this._conferences.get(callUUID);
             console.log('Callkeep: hangup for incoming conference UUID', callUUID);
             this.callKeep.endCall(callUUID);
             this._conferences.delete(callUUID);
             console.log('Will start conference to', room);
             this.startConference(room);
             // start an outgoing conference call
         } else if (this._sessions.has(callUUID)) {
             this._sylkAnswerCall();
         } else {
             this._waitingCalls.set(callUUID, '_sylkAnswerCall');
         }
     }
 
     _rnEnd(data) {
         //get the uuid, find the session with that uuid and answer it
         let callUUID = data.callUUID.toLowerCase();
         if (this._conferences.has(callUUID)) {
             console.log('Reject conference invite', callUUID);
             let room = this._conferences.get(callUUID);
             console.log('Callkeep: hangup for incoming conference UUID', callUUID);
-            this.callKeep.reportEndCallWithUUID(callUUID, CK_CONSTANTS.END_CALL_REASONS.FAILED);
+            this.callKeep.endCall(callUUID);
             this._conferences.delete(callUUID);
 
         } else if (this._sessions.has(callUUID)) {
             console.log('Callkeep: hangup for call UUID', callUUID);
             this._sylkHangupCall();
         } else {
             console.log('Callkeep: this. UUID', callUUID);
             this._waitingCalls.set(callUUID, '_sylkHangupCall');
         }
     }
 
     _rnMute(data) {
         console.log('Callkeep: mute ' + data.muted + ' for call UUID', data.callUUID);
         //get the uuid, find the session with that uuid and mute/unmute it
         if (this._sessions.has(data.callUUID.toLowerCase())) {
             let session = this._sessions.get(data.callUUID.toLowerCase());
             const localStream = session.getLocalStreams()[0];
             localStream.getAudioTracks()[0].enabled = !data.muted;
         }
     }
 
     _rnDTMF(data) {
         console.log('Callkeep: got dtmf for call UUID', data.callUUID);
         if (this._sessions.has(data.callUUID.toLowerCase())) {
             let session = this._sessions.get(data.callUUID.toLowerCase());
             console.log('sending webrtc dtmf', data.digits)
             session.sendDtmf(data.digits);
         }
     }
 
     _rnProviderReset() {
         console.log('Callkeep: got a provider reset, clearing down all sessions');
         this._sessions.forEach((session) => {
             session.terminate();
         })
     }
 
     handleSessionLater(callUUID, notificationContent) {
         console.log('Callkeep: handle later incoming call UUID', callUUID);
 
         let reason;
         if (this._waitingCalls.has(callUUID)) {
             reason = 1;
         } else {
             reason = 2;
         }
 
         this._timeouts.set(callUUID, setTimeout(() => {
             this.reportEndCallWithUUID(callUUID, reason);
             this._timeouts.delete(callUUID);
         }, 10000));
 
     }
 
     handleConference(callUUID, room) {
+        if (this._conferences.has(callUUID)) {
+            return;
+        }
         console.log('CallKeep: handle conference', callUUID, 'to room', room);
         this._conferences.set(callUUID, room);
         this._emitSessionsChange(true);
     }
 
     handleSession(session, sessionUUID) {
         // sessionUUID is present only for outgoing calls
         if (sessionUUID) {
             session._callkeepUUID = sessionUUID;
             console.log('Callkeep: handle outgoing call UUID', session._callkeepUUID);
         } else if (session.id) {
             session._callkeepUUID = session.id;
             console.log('Callkeep: handle incoming call UUID', session._callkeepUUID);
         } else {
             console.log('Callkeep: no incoming or outgoing call detected');
         }
 
         if (this._timeouts.has(session._callkeepUUID)) {
             // push notification arrived first
             clearTimeout(this._timeouts.get(session._callkeepUUID));
             this._timeouts.delete(session._callkeepUUID);
         }
 
         session.on('close', () => {
             // Remove from the set.
             this._sessions.delete(session._callkeepUUID);
 
         });
 
         //if the call is in waiting then answer it (or decline it)
         if (this._waitingCalls.get(session._callkeepUUID)) {
             let action = this._waitingCalls.get(session._callkeepUUID);
             this[action]();
             this._waitingCalls.delete(session._callkeepUUID);
         }
 
         // Add to the set.
         this._sessions.set(session._callkeepUUID, session);
 
         // Emit event.
         this._emitSessionsChange(true);
     }
 
     _emitSessionsChange(countChanged) {
         this.emit('sessionschange', countChanged);
     }
 
     destroy() {
         this._RNCallKeep.removeEventListener('answerCall', this._boundRnAnswer);
         this._RNCallKeep.removeEventListener('endCall', this._boundRnEnd);
         this._RNCallKeep.removeEventListener('didPerformSetMutedCallAction', this._boundRnMute);
         this._RNCallKeep.removeEventListener('didActivateAudioSession',  this._boundRnActiveAudioSession);
         this._RNCallKeep.removeEventListener('didDeactivateAudioSession', this._boundRnDeactiveAudioSession);
         this._RNCallKeep.removeEventListener('didPerformDTMFAction', this._boundRnDTMF);
         this._RNCallKeep.removeEventListener('didResetProvider', this._boundRnProviderReset);
     }
 }
diff --git a/app/app.js b/app/app.js
index 7fc7724..88f0c9d 100644
--- a/app/app.js
+++ b/app/app.js
@@ -1,1601 +1,1630 @@
 import React, { Component, Fragment } from 'react';
 import { View, SafeAreaView, ImageBackground, PermissionsAndroid, AppState, Linking, Platform, StyleSheet} from 'react-native';
 import { DeviceEventEmitter } from 'react-native';
 import { Provider as PaperProvider, DefaultTheme } from 'react-native-paper';
 import { BreadProvider } from "material-bread";
 import { registerGlobals } from 'react-native-webrtc';
 import { Router, Route, Link, Switch } from 'react-router-native';
 import history from './history';
 import Logger from "../Logger";
 import DigestAuthRequest from 'digest-auth-request';
 import autoBind from 'auto-bind';
 import { firebase } from '@react-native-firebase/messaging';
 import VoipPushNotification from 'react-native-voip-push-notification';
 import uuid from 'react-native-uuid';
 import { getUniqueId, getBundleId } from 'react-native-device-info';
 import RNDrawOverlay from 'react-native-draw-overlay';
 import PushNotificationIOS from "@react-native-community/push-notification-ios";
 
 registerGlobals();
 
 import * as sylkrtc from 'sylkrtc';
 import InCallManager from 'react-native-incall-manager';
 import RNCallKeep, { CONSTANTS as CK_CONSTANTS } from 'react-native-callkeep';
 
 import RegisterBox from './components/RegisterBox';
 import ReadyBox from './components/ReadyBox';
 import Call from './components/Call';
 import CallByUriBox from './components/CallByUriBox';
 import Conference from './components/Conference';
 import ConferenceByUriBox from './components/ConferenceByUriBox';
 // import AudioPlayer from './components/AudioPlayer';
 // import ErrorPanel from './components/ErrorPanel';
 import FooterBox from './components/FooterBox';
 import StatusBox from './components/StatusBox';
 //import IncomingCallModal from './components/IncomingCallModal';
 import NotificationCenter from './components/NotificationCenter';
 import LoadingScreen from './components/LoadingScreen';
 import NavigationBar from './components/NavigationBar';
 import Preview from './components/Preview';
 import CallManager from "./CallManager";
 
 
 import utils from './utils';
 import config from './config';
 import storage from './storage';
 
 import styles from './assets/styles/blink/root.scss';
 const backgroundImage = require('./assets/images/dark_linen.png');
 
 const logger = new Logger("App");
 
 function checkIosPermissions() {
     return new Promise(resolve => PushNotificationIOS.checkPermissions(resolve));
   }
 
 const theme = {
     ...DefaultTheme,
     dark: true,
     roundness: 2,
     colors: {
         ...DefaultTheme.colors,
        primary: '#337ab7',
     //   accent: '#f1c40f',
     },
 };
 
 let bundleId = `${getBundleId()}`;
 const deviceId = getUniqueId();
 
 
 if (Platform.OS == 'ios') {
     bundleId = `${bundleId}.${__DEV__ ? 'dev' : 'prod'}`;
     // bundleId = `${bundleId}.dev`;
 }
 
 const callkeepOptions = {
     ios: {
         appName: 'Sylk',
         maximumCallGroups: 2,
         maximumCallsPerCallGroup: 10,
         supportsVideo: true,
         imageName: "Image-1"
     },
     android: {
         alertTitle: 'Calling account permission',
         alertDescription: 'Please allow Sylk inside All calling accounts',
         cancelButton: 'Deny',
         okButton: 'Allow',
         imageName: 'phone_account_icon',
         additionalPermissions: [PermissionsAndroid.PERMISSIONS.CAMERA, PermissionsAndroid.PERMISSIONS.RECORD_AUDIO]
     }
 };
 
 const mainStyle = StyleSheet.create({
 
  MainContainer: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    margin: 0
  }
 });
 
 RNCallKeep.setup(callkeepOptions);
 
 // Application modes
 const MODE_NORMAL           = Symbol('mode-normal');
 const MODE_PRIVATE          = Symbol('mode-private');
 const MODE_GUEST_CALL       = Symbol('mode-guest-call');
 const MODE_GUEST_CONFERENCE = Symbol('mode-guest-conference');
 
 class Sylk extends Component {
     constructor() {
         super();
         autoBind(this)
         this._loaded = false;
         this._initialSstate = {
             accountId: '',
             password: '',
             displayName: '',
             account: null,
             registrationState: null,
             registrationKeepalive: false,
             inboundCall: null,
             currentCall: null,
             isConference: false,
             connection: null,
             showIncomingModal: false,
             showScreenSharingModal: false,
             status: null,
             targetUri: '',
             missedTargetUri: '',
             loading: null,
             mode: MODE_PRIVATE,
             localMedia: null,
             generatedVideoTrack: false,
             history: [],
             serverHistory: [],
             devices: {},
             pushtoken: null,
             pushkittoken: null,
             speakerPhoneEnabled: null,
             orientation : '',
             Height_Layout : '',
             Width_Layout : '',
         };
         this.state = Object.assign({}, this._initialSstate);
 
         this.__notificationCenter = null;
 
         this.participantsToInvite = null;
         this.redirectTo = null;
         this.prevPath = null;
         this.shouldUseHashRouting = false;
         this.muteIncoming = false;
+        this.conferencePushes = new Map();
 
         storage.initialize();
 
         RNCallKeep.addEventListener('checkReachability', () => {
             RNCallKeep.setReachable();
         });
 
         this._callKeepManager = new CallManager(RNCallKeep, this.answerCall, this.rejectCall, this.hangupCall, this.callKeepStartConference);
 
         if (InCallManager.recordPermission !== 'granted') {
             InCallManager.requestRecordPermission()
             .then((requestedRecordPermissionResult) => {
                 console.log("InCallManager.requestRecordPermission() requestedRecordPermissionResult: ", requestedRecordPermissionResult);
             })
             .catch((err) => {
                 console.log("InCallManager.requestRecordPermission() catch: ", err);
             });
         }
         // Load camera/mic preferences
         storage.get('devices').then((devices) => {
             if (devices) {
                 this.setState({devices: devices});
             }
         });
     }
 
     get _notificationCenter() {
         // getter to lazy-load the NotificationCenter ref
         if (!this.__notificationCenter) {
             this.__notificationCenter = this.refs.notificationCenter;
         }
         return this.__notificationCenter;
     }
 
     _detectOrientation() {
         if(this.state.Width_Layout > this.state.Height_Layout) {
             console.log("Orientation is landcape")
             this.setState({
             orientation : 'landscape'
             });
         } else {
             console.log("Orientation is portrait")
             this.setState({
             orientation : 'portrait'
             });
         }
         this.forceUpdate();
      }
 
     async componentDidMount() {
         this._loaded = true;
 
         try {
             await RNDrawOverlay.askForDispalayOverOtherAppsPermission();
             await RNCallKeep.hasPhoneAccount();
         } catch(err) {
             console.log('error');
         }
 
         history.push('/login');
 
         // prime the ref
         logger.debug('NotificationCenter ref: %o', this._notificationCenter);
 
         this._boundOnPushkitRegistered = this._onPushkitRegistered.bind(this);
         this._boundOnPushRegistered = this._onPushRegistered.bind(this);
 
 
         if (Platform.OS === 'android') {
             Linking.getInitialURL().then((url) => {
                 if (url) {
                   console.log('Initial url is: ' + url);
                 }
               }).catch(err => {
                 logger.error({ err }, 'Error getting initial URL');
               });
 
             firebase.messaging().getToken()
             .then(fcmToken => {
                 if (fcmToken) {
                     this._onPushRegistered(fcmToken);
                 }
             });
         } else if (Platform.OS === 'ios') {
             VoipPushNotification.addEventListener('register', this._boundOnPushkitRegistered);
             VoipPushNotification.registerVoipToken();
 
             PushNotificationIOS.addEventListener('register', this._boundOnPushRegistered);
 
 
             //let permissions = await checkIosPermissions();
             //if (!permissions.alert) {
                 PushNotificationIOS.requestPermissions();
             //}
         }
 
         this.boundRnStartAction = this._callkeepStartedCall.bind(this);
         this.boundRnDisplayIncomingCall = this._callkeepDisplayIncomingCall.bind(this);
         this.boundProximityDetect = this._proximityDetect.bind(this);
 
         RNCallKeep.addEventListener('didReceiveStartCallAction', this.boundRnStartAction);
         RNCallKeep.addEventListener('didDisplayIncomingCall', this.boundRnDisplayIncomingCall);
         DeviceEventEmitter.addListener('Proximity', this.boundProximityDetect);
 
         AppState.addEventListener('change', this._handleAppStateChange);
 
         if (Platform.OS === 'ios') {
             this._boundOnNotificationReceivedBackground = this._onNotificationReceivedBackground.bind(this);
             this._boundOnLocalNotificationReceivedBackground = this._onLocalNotificationReceivedBackground.bind(this);
             VoipPushNotification.addEventListener('notification', this._boundOnNotificationReceivedBackground);
             VoipPushNotification.addEventListener('localNotification', this._boundOnLocalNotificationReceivedBackground);
         } else if (Platform.OS === 'android') {
             firebase
                 .messaging()
                 .requestPermission()
                 .then(() => {
                     // User has authorised
                 })
                 .catch(error => {
                     // User has rejected permissions
                 });
 
             this.messageListener = firebase
                 .messaging()
                 .onMessage((message: RemoteMessage) => {
                     // this will just wake up the app to receive
                     // the web-socket invite handled by this.incomingCall()
                     let event = message.data.event;
                     console.log('Handle Firebase', event, 'push notification');
                     if (event === 'incoming_conference_request') {
                         this.incomingConferenceFromPush(message.data['session-id'], message.data['to_uri'], message.data['from_uri']);
                     }
                 });
         }
 
         this._detectOrientation();
     }
 
     _proximityDetect(data) {
         //console.log('Proximity changed', data);
         if (data.isNear) {
            this.speakerphoneOff();
         } else {
            this.speakerphoneOn();
         }
     }
 
     _callkeepDisplayIncomingCall(data) {
         console.log('Incoming alert panel displayed');
     }
 
     _callkeepStartedCall(data) {
+        console.log("_callkeepStartedCall", data);
         if (!this._tmpCallStartInfo || ! this._tmpCallStartInfo.options) {
             // we dont have options in the tmp var, which means this likely came from the native dialer
             // for now, we only do audio calls from the native dialer.
+            let callUUID = data.callUUID || uuid.v4();
+
             this._tmpCallStartInfo = {
-                uuid: data.callUUID
+                uuid: callUUID
             };
             let is_conf = data.handle.search('videoconference.') === -1 ? false: true;
             //this._notificationCenter.postSystemNotification('Waiting for server connection', {body: '', timeout: 2});
             this.setState({targetUri: data.handle});
             if (is_conf) {
-                console.log("CallKeep started conference call from native dialer to", data.handle, 'with UUID', data.callUUID);
+                console.log("CallKeep started conference call from native dialer to", data.handle, 'with UUID', callUUID);
             } else {
-                console.log("CallKeep started call from native dialer to", data.handle, 'with uuid', data.callUUID);
+                console.log("CallKeep started call from native dialer to", data.handle, 'with uuid', callUUID);
             }
             this.startCallWhenConnected(data.handle, {audio: true, video: true, conference: is_conf});
         } else {
+
             console.log("CallKeep started call from within the app to", data.handle, this._tmpCallStartInfo);
             if (this._tmpCallStartInfo.options && this._tmpCallStartInfo.options.conference) {
                 this.startConference(data.handle);
             } else if (this._tmpCallStartInfo.options) {
                 this.startCall(data.handle, this._tmpCallStartInfo.options);
             }
         }
         this._notificationCenter.removeNotification();
     }
 
     async startCallWhenConnected(targetUri, options) {
         var n = 0;
         while (n < 7) {
             if (this.state.connection === null) {
                 console.log('Waiting for connection');
                 await this._sleep(1000);
             } else {
                 if (options.conference) {
                     this.startConference(targetUri);
                 } else {
                     this.startCall(targetUri, options);
                 }
                 return;
             }
             n++;
         }
         this._notificationCenter.postSystemNotification('No internet connection', {body: '', timeout: 3});
     }
 
     _sleep(ms) {
       return new Promise(resolve => setTimeout(resolve, ms));
     }
 
     _onPushkitRegistered(token) {
         console.log('Set VoIP pushkit token', token);
         this.setState({ pushkittoken: token });
     }
 
     _onPushRegistered(token) {
         console.log('Set background push token', token);
         this.setState({ pushtoken: token });
     }
 
     _sendPushToken() {
         if (this.state.account && this.state.pushtoken) {
             let token = null;
 
             if (Platform.OS === 'ios') {
                 token = `${this.state.pushkittoken}#${this.state.pushtoken}`;
             } else if (Platform.OS === 'android') {
                 token = this.state.pushtoken;
             }
             console.log('Push token', token, 'sent to server');
             this.state.account.setDeviceToken(token, Platform.OS, deviceId, true, bundleId);
         }
     }
 
     componentWillUnmount() {
         RNCallKeep.removeEventListener('didReceiveStartCallAction', this.boundRnStartAction);
 
         AppState.removeEventListener('change', this._handleAppStateChange);
     }
 
     _handleAppStateChange = nextAppState => {
         //TODO - stop if we havent been backgrounded because of becoming active from a push notification and then going background again
         // if (nextAppState.match(/background/)) {
         //     logger.debug('app moving to background so we should stop the client sylk client if we dont have an active call');
         //     if (this._callKeepManager.count === 0) {
         //         logger.debug('callmanager count is 0 so closing connection');
         //         this.state.connection.close();
         //     }
         // }
 
         if (nextAppState === 'active') {
             if (this._callKeepManager.count === 0 && this.state.connection) {
                 this.state.connection.reconnect();
             }
         }
     }
 
     connectionStateChanged(oldState, newState) {
         console.log('Websocket connection state changed: ', oldState, ' ->' , newState);
         switch (newState) {
             case 'closed':
                 this.setState({connection: null, loading: null});
                 this._notificationCenter.postSystemNotification('Connection failed', {body: '', timeout: 5000});
                 break;
             case 'ready':
                 //this._notificationCenter.postSystemNotification('Connected to server', {body: '', timeout: 3});
                 this.processRegistration(this.state.accountId, this.state.password, this.state.displayName);
                 break;
             case 'disconnected':
                 if (this.state.localMedia) {
                     sylkrtc.utils.closeMediaStream(this.state.localMedia);
                 }
 
                 if (this.state.currentCall || this.state.inboundCall) {
                     InCallManager.stop({busytone: '_BUNDLE_'});
                     this.callKeepHangupCall();
                     history.push('/ready');
                 }
 
                 this.setState({
                     registrationState: 'failed',
                     currentCall: null,
                     inboundCall: null,
                     localMedia: null,
                     generatedVideoTrack: false,
                     showIncomingModal: false
                     });
 
 //                this._notificationCenter.postSystemNotification('Connecting to server...', {body: '', timeout: 5000});
 
                 break;
             default:
                 if (this.state.registrationKeepalive !== true) {
                     this.setState({loading: 'Connecting...'});
                 }
                 break;
         }
     }
 
     notificationCenter() {
         return this._notificationCenter;
     }
 
     registrationStateChanged(oldState, newState, data) {
         logger.debug('Registration state changed! ', oldState, newState, data);
         this.setState({registrationState: newState});
         if (newState === 'failed') {
             RNCallKeep.setAvailable(false);
             let reason = data.reason;
             if (reason.match(/904/)) {
                 // Sofia SIP: WAT
                 reason = 'Wrong account or password';
             } else {
                 reason = 'Connection failed';
             }
             this.setState({
                 loading     : null,
                 status      : {
                     msg   : 'Sign In failed: ' + reason,
                     level : 'danger'
                 }
             });
 
             if (this.state.registrationKeepalive === true) {
                 if (this.state.connection !== null) {
                     logger.debug('Retry to register...');
                     //this.setState({loading: 'Register...'});
                     this._notificationCenter.postSystemNotification('Registering', {body: 'now', timeout: 10000});
                     this.state.account.register();
                 } else {
                     // add a timer to retry register after awhile
                     logger.debug('Retry to register after a delay...');
                     setTimeout(this.state.account.register(), 5000);
                 }
             }
         } else if (newState === 'registered') {
             this.getServerHistory();
             RNCallKeep.setAvailable(true);
             this.setState({loading: null, registrationKeepalive: true, registrationState: 'registered'});
             history.push('/ready');
             this._notificationCenter.postSystemNotification('Ready to receive calls', {body: '', timeout: 1});
             return;
         } else {
             this.setState({status: null });
             RNCallKeep.setAvailable(false);
         }
     }
 
     callStateChanged(oldState, newState, data) {
         if (!this.state.currentCall) {
             return;
         }
 
         let callUUID = this.state.currentCall._callkeepUUID;
         console.log('Call UUID ' + callUUID + ' state changed: ' + oldState + ' -> ' + newState);
 
         switch (newState) {
             case 'progress':
                 InCallManager.startRingback('_BUNDLE_');
                 break;
             case 'established':
             case 'accepted':
                 InCallManager.stopRingback();
 
                 this._callKeepManager.setCurrentCallActive(callUUID);
 
                 if (this.state.isConference) {
                     console.log('Conference call started');
                     this._callKeepManager.backToForeground();
                     this.speakerphoneOn();
                 } else if (this.state.currentCall.remoteMediaDirections) {
                     const videoTracks = this.state.currentCall.remoteMediaDirections.video;
                     if (videoTracks && videoTracks.length > 0) {
                         console.log('Video call started')
                         this._callKeepManager.backToForeground();
                         this.speakerphoneOn();
                     }
                 } else {
                     this.speakerphoneOff();
                 }
 
                 break;
             case 'terminated':
                 let callSuccesfull = false;
                 let reason = data.reason;
                 let play_busy_tone = true;
 
                 let CALLKEEP_REASON;
                 console.log('Call UUID ' + callUUID + ' terminated reason: ' + reason);
 
                 if (!reason || reason.match(/200/)) {
                     if (oldState == 'progress') {
                         reason = 'Cancelled';
                         play_busy_tone = false;
                         CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.UNANSWERED;
                     } else {
                         reason = 'Hangup';
                         callSuccesfull = true;
                         CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.REMOTE_ENDED;
                     }
                 } else if (reason.match(/403/)) {
                     reason = 'This domain is not served here';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 } else if (reason.match(/404/)) {
                     reason = 'User not found';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 } else if (reason.match(/408/)) {
                     reason = 'Timeout';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 } else if (reason.match(/480/)) {
                     reason = 'User not online';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.UNANSWERED;
                 } else if (reason.match(/486/) || reason.match(/60[036]/)) {
                     reason = 'Busy';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.UNANSWERED;
                 } else if (reason.match(/487/)) {
                     reason = 'Cancelled';
                     play_busy_tone = false;
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.MISSED;
                 } else if (reason.match(/488/)) {
                     reason = 'Unacceptable media';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 } else if (reason.match(/5\d\d/)) {
                     reason = 'Server failure';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 } else if (reason.match(/904/)) {
                     // Sofia SIP: WAT
                     reason = 'Wrong account or password';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 } else {
                     reason = 'Connection failed';
                     CALLKEEP_REASON = CK_CONSTANTS.END_CALL_REASONS.FAILED;
                 }
 
                 if (play_busy_tone) {
                     InCallManager.stop({busytone: '_BUNDLE_'});
                 } else {
                     InCallManager.stop();
                 }
 
                 this._callKeepManager.reportEndCallWithUUID(callUUID, CALLKEEP_REASON);
                 console.log('Call UUID ' + callUUID + ' terminated because ' + reason);
 
                 this._callKeepManager.remove();
 
                 this.speakerphoneOff();
 
                 if (play_busy_tone && oldState !== 'established') {
                     this._notificationCenter.postSystemNotification('Call ended:', {body: reason, timeout: callSuccesfull ? 5 : 10});
                 }
 
                 this.setState({
                     currentCall         : null,
                     targetUri           : callSuccesfull || config.useServerCallHistory ? '' : this.state.targetUri,
                     showIncomingModal   : false,
                     inboundCall         : null,
                     isConference        : false,
                     localMedia          : null,
                     generatedVideoTrack : false
                 });
                 this.setFocusEvents(false);
                 this.participantsToInvite = null;
 
                 history.push('/ready');
 
                 setTimeout(() => {
                     this.getServerHistory();
                 }, 3000);
 
                 break;
             default:
                 break;
         }
     }
 
 //    inboundCallStateChanged(oldState, newState, data) {
 //        logger.debug('Inbound call state changed! ' + newState);
 //        if (newState === 'terminated') {
 //            this.setState({ inboundCall: null, showIncomingModal: false });
 //            this.setFocusEvents(false);
 //        }
 //    }
 
     handleCallByUri(displayName, targetUri) {
         const accountId = `${utils.generateUniqueId()}@${config.defaultGuestDomain}`;
         this.setState({
             accountId      : accountId,
             password       : '',
             displayName    : displayName,
             //mode           : MODE_GUEST_CALL,
             targetUri      : utils.normalizeUri(targetUri, config.defaultDomain),
             loading        : 'Connecting...'
         });
 
         if (this.state.connection === null) {
             let connection = sylkrtc.createConnection({server: config.wsServer});
             connection.on('stateChanged', this.connectionStateChanged);
             this.setState({connection: connection});
         }
     }
 
     handleConferenceByUri(displayName, targetUri) {
         const accountId = `${utils.generateUniqueId()}@${config.defaultGuestDomain}`;
         this.setState({
             accountId      : accountId,
             password       : '',
             displayName    : displayName,
             //mode           : MODE_GUEST_CONFERENCE,
             targetUri      : targetUri,
             loading        : 'Connecting...'
         });
 
         if (this.state.connection === null) {
             let connection = sylkrtc.createConnection({server: config.wsServer});
             connection.on('stateChanged', this.connectionStateChanged);
             this.setState({connection: connection});
         }
     }
 
     handleRegistration(accountId, password, remember) {
         this.setState({
             accountId : accountId,
             password  : password,
             mode      : remember ? MODE_NORMAL : MODE_PRIVATE,
             loading   : 'Connecting...'
         });
 
         if (this.state.connection === null) {
             let connection = sylkrtc.createConnection({server: config.wsServer});
             connection.on('stateChanged', this.connectionStateChanged);
             this.setState({connection: connection});
         } else {
             console.log('Websocket connection active, try to register');
             this.processRegistration(accountId, password, '');
         }
     }
 
     processRegistration(accountId, password, displayName) {
         /*
         if (this.state.account !== null) {
             logger.debug('We already have an account, removing it');
             this.state.connection.removeAccount(this.state.account,
                 (error) => {
                     if (error) {
                         logger.debug(error);
                     }
                     this.setState({registrationState: null, registrationKeepalive: false});
                 }
             );
         }
         */
 
         const options = {
             account: accountId,
             password: password,
             displayName: displayName
         };
 
         const account = this.state.connection.addAccount(options, (error, account) => {
             if (!error) {
                 account.on('outgoingCall', this.outgoingCall);
                 account.on('conferenceCall', this.outgoingCall);
                 switch (this.state.mode) {
                     case MODE_PRIVATE:
                     case MODE_NORMAL:
                         account.on('registrationStateChanged', this.registrationStateChanged);
                         account.on('incomingCall', this.incomingCall);
                         account.on('missedCall', this.missedCall);
                         account.on('conferenceInvite', this.conferenceInvite);
                         this.setState({account: account});
                         this._sendPushToken();
                         account.register();
                         logger.debug(this.state.mode);
                         if (this.state.mode !== MODE_PRIVATE) {
                             storage.set('account', {
                                 accountId: this.state.accountId,
                                 password: this.state.password
                             });
                         } else {
                             // Wipe storage if private login
                             //storage.remove('account'); // lets try this out
                             // history.clear().then(() => {
                             //     this.setState({history: []});
                             // });
                         }
                         break;
                     case MODE_GUEST_CALL:
                         this.setState({account: account, loading: null, registrationState: 'registered'});
                         logger.debug(`${accountId} (guest) signed in`);
                         // Start the call immediately, this is call started with "Call by URI"
                         this.startGuestCall(this.state.targetUri, {audio: true, video: true});
                         break;
                     case MODE_GUEST_CONFERENCE:
                         this.setState({account: account, loading: null, registrationState: 'registered'});
                         logger.debug(`${accountId} (conference guest) signed in`);
                         // Start the call immediately, this is call started with "Conference by URI"
                         this.startGuestConference(this.state.targetUri);
                         break;
                     default:
                         logger.debug(`Unknown mode: ${this.state.mode}`);
                         break;
                 }
             } else {
                 logger.debug('Add account error: ' + error);
                 this.setState({loading: null, status: {msg: error.message, level:'danger'}});
             }
         });
     }
 
     setDevice(device) {
         const oldDevices = Object.assign({}, this.state.devices);
 
         if (device.kind === 'videoinput') {
             oldDevices['camera'] = device;
         } else if (device.kind === 'audioinput') {
             oldDevices['mic'] = device;
         }
 
         this.setState({devices: oldDevices});
         storage.set('devices', oldDevices);
         sylkrtc.utils.closeMediaStream(this.state.localMedia);
         this.getLocalMedia();
     }
 
     getLocalMedia(mediaConstraints={audio: true, video: true}, nextRoute=null) {    // eslint-disable-line space-infix-ops
         logger.debug('getLocalMedia(), mediaConstraints=%o', mediaConstraints);
         const constraints = Object.assign({}, mediaConstraints);
 
         if (constraints.video === true) {
             if ((nextRoute === '/conference' ||  this.state.mode === MODE_GUEST_CONFERENCE)) {
                 constraints.video = {
                     'width': {
                         'ideal': 640
                     },
                     'height': {
                         'ideal': 480
                     }
                 };
 
             // TODO: remove this, workaround so at least safari works when joining a video conference
             } else if ((nextRoute === '/conference' ||  this.state.mode === MODE_GUEST_CONFERENCE) && isSafari) {
                 constraints.video = false;
             } else {
                 // ask for 720p video
                 constraints.video = {
                     'width': {
                         'ideal': 1280
                     },
                     'height': {
                         'ideal': 720
                     }
                 };
             }
         }
 
         logger.debug('getLocalMedia(), (modified) mediaConstraints=%o', constraints);
 
         navigator.mediaDevices.enumerateDevices()
         .then((devices) => {
             devices.forEach((device) => {
                 if ('video' in constraints && 'camera' in this.state.devices) {
                     if (constraints.video !== false && (device.deviceId === this.state.devices.camera.deviceId || device.label === this.state.devices.camera.label)) {
                         constraints.video.deviceId = {
                             exact: device.deviceId
                         };
                     }
                 }
                 if ('mic' in this.state.devices) {
                     if (device.deviceId === this.state.devices.mic.deviceId || device.label === this.state.devices.mic.Label) {
                         // constraints.audio = {
                         //     deviceId: {
                         //         exact: device.deviceId
                         //     }
                         // };
                     }
                 }
             });
         })
         .catch((error) => {
             logger.debug('Device enumeration failed: %o', error);
         })
         .then(() => {
             return navigator.mediaDevices.getUserMedia(constraints)
         })
         .then((localStream) => {
             clearTimeout(this.loadScreenTimer);
             logger.debug('Got local Media', localStream);
             this.setState({status: null, loading: null, localMedia: localStream});
             if (nextRoute !== null) {
                 history.push(nextRoute);
             }
         })
         .catch((error) => {
             logger.debug('Access failed, trying audio only: %o', error);
             navigator.mediaDevices.getUserMedia({
                 audio: true,
                 video: false
             })
             .then((localStream) => {
                 clearTimeout(this.loadScreenTimer);
 
                 if (nextRoute != '/preview') {
                     logger.debug('Audio only media, but video was requested, creating generated video track');
                     const generatedVideoTrack = utils.generateVideoTrack(localStream);
                     localStream.addTrack(generatedVideoTrack);
                 }
 
                 this.setState({status: null, loading: null, localMedia: localStream, generatedVideoTrack: true});
                 if (nextRoute !== null) {
                     history.push(nextRoute);
                 }
             })
             .catch((error) => {
                 logger.debug('Access to local media failed: %o', error);
                 clearTimeout(this.loadScreenTimer);
                 this._notificationCenter.postSystemNotification("Can't access camera or microphone", {timeout: 10});
                 this.setState({
                     loading: null
                 });
             });
         });
     }
 
     callKeepStartCall(targetUri, options) {
         // this is how we start an outgoing call
         this._tmpCallStartInfo = {
             uuid: uuid.v4(),
             options,
         };
 
         console.log('CallKeep start call to %s', targetUri);
 
         if (Platform.OS === 'ios') {
             this._callKeepManager.startCall(this._tmpCallStartInfo.uuid, targetUri, targetUri, 'email', options.video ? true : false);
         } else if (Platform.OS === 'android') {
             this._callKeepManager.startCall(this._tmpCallStartInfo.uuid, targetUri, targetUri);
         }
     }
 
     startCall(targetUri, options) {
         this.setState({targetUri: targetUri});
         this.addCallHistoryEntry(targetUri);
         this.getLocalMedia(Object.assign({audio: true, video: true}, options), '/call');
     }
 
     startGuestCall(targetUri, options) {
         this.setState({targetUri: targetUri});
         this.getLocalMedia(Object.assign({audio: true, video: true}, this._tmpCallStartInfo.options));
     }
 
     callKeepAnswerCall(options) {
         console.log('CallKeep answer call');
         if (this.state.currentCall) {
             this._callKeepManager.answerIncomingCall(this.state.currentCall._callkeepUUID);
         }
         this.answerCall(options);
     }
 
     answerCall(options) {
         console.log('Answer call');
         this.setState({showIncomingModal: false });
         this.setFocusEvents(false);
 
         if (this.state.inboundCall !== this.state.currentCall) {
             // terminate current call to switch to incoming one
             // this.state.inboundCall.removeListener('stateChanged', this.inboundCallStateChanged);
             this.state.currentCall.removeListener('stateChanged', this.callStateChanged);
             //this.state.currentCall.terminate();
             this._callKeepManager.endCall(this.state.currentCall._callkeepUUID);
             this.setState({currentCall: this.state.inboundCall, inboundCall: this.state.inboundCall, localMedia: null});
             this.state.inboundCall.on('stateChanged', this.callStateChanged);
         }
         this.getLocalMedia(Object.assign({audio: true, video: true}, options), '/call');
         this.forceUpdate();
     }
 
     callKeepRejectCall() {
         if (this.state.currentCall) {
             this._callKeepManager.rejectCall(this.state.currentCall._callkeepUUID);
         }
         this.rejectCall();
     }
 
     rejectCall() {
         console.log('Reject call');
         this.setState({showIncomingModal: false});
         this.state.inboundCall.terminate();
         this.forceUpdate();
     }
 
     callKeepHangupCall() {
         if (this.state.currentCall) {
             this._callKeepManager.endCall(this.state.currentCall._callkeepUUID);
         }
         this.hangupCall();
     }
 
     hangupCall() {
         console.log('Hangup call');
         if (this.state.currentCall != null) {
             this.state.currentCall.terminate();
             console.log('Sylkrtc terminate call');
         } else {
             // We have no call but we still want to cancel
             if (this.state.localMedia != null) {
                 sylkrtc.utils.closeMediaStream(this.state.localMedia);
                 console.log('Sylkrtc close media');
             }
             history.push('/ready');
         }
         this.forceUpdate();
     }
 
     callKeepSendDtmf(digits) {
         console.log('Send DTMF', digits);
         if (this.state.currentCall) {
             this._callKeepManager.sendDTMF(this.state.currentCall._callkeepUUID, digits);
         }
     }
 
     callKeepToggleMute(mute) {
         console.log('Toggle mute %s', mute);
         if (this.state.currentCall) {
             this._callKeepManager.setMutedCall(this.state.currentCall._callkeepUUID, mute);
         }
     }
 
     toggleSpeakerPhone() {
         if (this.state.speakerPhoneEnabled === true) {
             this.speakerphoneOff();
         } else {
             this.speakerphoneOn();
         }
     }
     speakerphoneOn() {
         console.log('Speakerphone On');
         this.setState({speakerPhoneEnabled: true});
         InCallManager.setForceSpeakerphoneOn(true);
     }
 
     speakerphoneOff() {
         console.log('Speakerphone Off');
         this.setState({speakerPhoneEnabled: false});
         InCallManager.setForceSpeakerphoneOn(false);
     }
 
     startGuestConference(targetUri) {
         this.setState({targetUri: targetUri});
         this.getLocalMedia({audio: true, video: true});
     }
 
     toggleMute() {
         this.muteIncoming = !this.muteIncoming;
     }
 
     outgoingCall(call) {
         console.log('New outgoing call to', call.remoteIdentity.uri, 'with options', this._tmpCallStartInfo);
         this._callKeepManager.handleSession(call, this._tmpCallStartInfo.uuid);
         InCallManager.start({media: this._tmpCallStartInfo.options && this._tmpCallStartInfo.options.video ? 'video' : 'audio'});
         this._tmpCallStartInfo = {};
         call.on('stateChanged', this.callStateChanged);
         this.setState({currentCall: call});
         //this._callKeepManager.updateDisplay(call._callkeepUUID, call.remoteIdentity.displayName, call.remoteIdentity.uri);
     }
 
     _onLocalNotificationReceivedBackground(notification) {
         let notificationContent = notification.getData();
         console.log('Handle local iOS push notification: ', notificationContent);
     }
 
     _onNotificationReceivedBackground(notification) {
         let notificationContent = notification.getData();
 
         // get the uuid from the notification
         // have we already got a waiting call in call manager? if we do, then its been "answered" and we're waiting for the invite
         // we may still never get the invite if theres network issues... so still need a timeout
         // no waiting call, so that means its still "ringing" (it may have been cancelled) so set a timer and if we havent recieved
         // an invite within 10 seconds then clear it down
 
         let event = notificationContent['event'];
         console.log('Handle iOS', event, 'push notification');
 
         if (notificationContent['event'] === 'incoming_session') {
             let callUUID = notificationContent['session-id'];
             console.log('Incoming call for push mobile notification for call UUID', callUUID);
 
             this._callKeepManager.handleSessionLater(callUUID, notificationContent);
 
             if (VoipPushNotification.wakeupByPush) {
                 console.log('We wake up by a push notification');
                 VoipPushNotification.wakeupByPush = false;
             }
             VoipPushNotification.onVoipNotificationCompleted(callUUID);
         } else if (notificationContent['event'] === 'incoming_conference_request') {
             let callUUID = notificationContent['session-id'];
             console.log('Incoming conference for push mobile notification for call UUID', callUUID);
             this.incomingConferenceFromPush(callUUID, notificationContent['to_uri'], notificationContent['from_uri']);
 
             VoipPushNotification.onVoipNotificationCompleted(callUUID);
         }
 
         /*
         if (notificationContent['event'] === 'incoming_session') {
             VoipPushNotification.presentLocalNotification({
                 alertBody:'Incoming ' + notificationContent['media-type'] + ' call from ' + notificationContent['from_display_name']
             });
         }
         */
 
         if (notificationContent['event'] === 'cancel') {
             VoipPushNotification.presentLocalNotification({
                 alertBody:'Call cancelled'
             });
         }
 
         if (VoipPushNotification.wakeupByPush) {
             console.log('We wake up by push notification');
             VoipPushNotification.wakeupByPush = false;
         }
     }
 
     incomingConferenceFromPush(callUUID, to_uri, from_uri) {
+        // this works for iOS when app is in the background
+        // this works for Android when is in the foreground
+
+        // this does not work for Android when is in the background
+        // this does not work for iOS when app is in the foreground
+
+        // TODO: for iOS we need to start from websocket invite but we need session-id
+        // TODO: for Android we need to handle background notifications
+
+        if (this.state.isConference && this.state.targetUri === to_uri) {
+            return;
+        }
+
+        if (this.conferencePushes.has(callUUID)) {
+            return;
+        }
+
+        // somehow we can get pushes later again
+        this.conferencePushes.set(callUUID, to_uri);
+
         this._callKeepManager.handleConference(callUUID, to_uri);
 
         console.log('Show alert panel for conference invite');
 
         let room = to_uri.split('@')[0];
-        let title = from_uri + ': Join conference ' + room + '?';
+        let title = 'Join conference ' + room + '?';
 
         if (Platform.OS === 'ios') {
-            RNCallKeep.displayIncomingCall(callUUID, room, title, 'email', 'true');
+            console.log('Show iOS alert panel for conference invite, uri=', to_uri, "title=", title);
+            RNCallKeep.displayIncomingCall(callUUID, to_uri, '', 'email', 'true');
         } else if (Platform.OS === 'android') {
-            RNCallKeep.displayIncomingCall(callUUID, room, title);
+            console.log('Show Android alert panel for conference invite, uri=', to_uri, "title=", title);
+            RNCallKeep.displayIncomingCall(callUUID, to_uri, '');
         }
 
         this.setFocusEvents(true);
+
+        // if call is accepted this.callKeepStartConference is called
     }
 
     callKeepStartConference(room) {
         console.log('CallKeep start conference to', room);
         this._tmpCallStartInfo = {
                 uuid: uuid.v4()
             };
 
         this.startCallWhenConnected(room, {audio: true, video: true, conference: true});
     }
 
     escalateToConference(participants) {
         this.state.currentCall.removeListener('stateChanged', this.callStateChanged);
         this.state.currentCall.terminate();
         history.push('/ready');
         this.setState({currentCall: null, localMedia: null});
         this.participantsToInvite = participants;
         const uri = `${utils.generateSillyName()}@${config.defaultConferenceDomain}`;
         this.callKeepStartCall(uri, { conference: true });
     }
 
     startConference(targetUri) {
         console.log('New outgoing conference to room', targetUri);
         this.setState({targetUri: targetUri, isConference: true});
         this.getLocalMedia({audio: true, video: true}, '/conference');
     }
 
     conferenceInvite(data) {
         // comes from web socket
         console.log('Conference invite from %o to %s', data.originator, data.room);
         //this._notificationCenter.postSystemNotification('Conference invite', {body: `From ${data.originator.displayName || data.originator.uri} for room ${data.room}`, timeout: 15, silent: false});
 
         /*
         this._notificationCenter.postConferenceInvite(data.originator, data.room, () => {
             if (this.state.currentCall !== null) {
                 this.state.currentCall.removeListener('stateChanged', this.callStateChanged);
                 this.state.currentCall.terminate();
                 this.setState({currentCall: null, showIncomingModal: false, localMedia: null, generatedVideoTrack: false});
             }
             this.callKeepStartCall(data.room, {conference: true});
         });
         */
 
     }
 
     incomingCall(call, mediaTypes) {
         // it seems the duplicate calls show up only when we reload the app in the debugger
         // if (call._callkeepUUID && call._callkeepUUID === call.id) {
         //    console.log('Incoming call', call.id, 'already in progress, skipping duplicate');
         //    return;
         //}
 
         if (!mediaTypes.audio && !mediaTypes.video) {
             console.log('Call rejected because unsupported media', mediaTypes);
             this.callKeepHangupCall();
             return;
         }
 
         let media_type = mediaTypes.video ? 'video' : 'audio';
 
         console.log('New', media_type, 'incoming call from', call.remoteIdentity['_displayName'], call.remoteIdentity['_uri']);
 
         this._callKeepManager.handleSession(call);
 
         call.mediaTypes = mediaTypes;
 
         if (this.state.currentCall !== null) {
             console.log('We have a call in progress');
             // TODO - handle this
         }
 
         InCallManager.start({media: media_type});
 
         console.log('Show alert panel');
         if (Platform.OS === 'ios') {
             RNCallKeep.displayIncomingCall(call._callkeepUUID, call.remoteIdentity.uri, call.remoteIdentity.displayName, 'email', mediaTypes.video);
         } else if (Platform.OS === 'android') {
             RNCallKeep.displayIncomingCall(call._callkeepUUID, call.remoteIdentity.uri, call.remoteIdentity.displayName);
         }
         this.setFocusEvents(true);
         call.on('stateChanged', this.callStateChanged);
 
         // showIncomingModal must be true if not using CallKeep
         this.setState({currentCall: call, inboundCall: call, showIncomingModal: false});
 
         // if (!this.shouldUseHashRouting) {
         //     this._notificationCenter.postSystemNotification('Incoming call', {body: `From ${call.remoteIdentity.displayName || call.remoteIdentity.uri}`, timeout: 15, silent: false});
         // }
     }
 
     setFocusEvents(enabled) {
         // if (this.shouldUseHashRouting) {
         //     const remote = window.require('electron').remote;
         //     if (enabled) {
         //         const currentWindow = remote.getCurrentWindow();
         //         currentWindow.on('focus', this.hasFocus);
         //         currentWindow.on('blur', this.hasNoFocus);
         //         this.setState({haveFocus: currentWindow.isFocused()});
         //     } else {
         //         const currentWindow = remote.getCurrentWindow();
         //         currentWindow.removeListener('focus', this.hasFocus);
         //         currentWindow.removeListener('blur', this.hasNoFocus);
         //     }
         // }
     }
 
     // hasFocus() {
     //     this.setState({haveFocus: true});
     // }
 
     // hasNoFocus() {
     //     this.setState({haveFocus: false});
     // }
 
     missedCall(data) {
         console.log('Missed call from ' + data.originator);
         let from = data.originator.display_name || data.originator.uri;
 
         this._notificationCenter.postSystemNotification('Missed call', {body: `from ${from}`, timeout: 180, silent: false});
         if (this.state.currentCall !== null || !config.useServerCallHistory) {
             this._notificationCenter.postMissedCall(data.originator, () => {
                 if (this.state.currentCall !== null) {
                     logger.debug('Hangup call');
                     this.state.currentCall.removeListener('stateChanged', this.callStateChanged);
                     this.state.currentCall.terminate();
                     this.callKeepHangupCall();
                     this.setState({currentCall: null, missedTargetUri: data.originator.uri, showIncomingModal: false, localMedia: null});
                 } else {
                     this.setState({missedTargetUri: data.originator.uri});
                 }
                 history.push('/ready');
             });
         }
     }
 
     startPreview() {
         this.getLocalMedia({audio: true, video: true}, '/preview');
     }
 
     addCallHistoryEntry(uri) {
         if (this.state.mode === MODE_NORMAL) {
             // history.add(uri).then((entries) => {
             //     this.setState({history: entries});
             // });
         } else {
             let entries = this.state.history.slice();
             if (entries.length !== 0) {
                 const idx = entries.indexOf(uri);
                 if (idx !== -1) {
                     entries.splice(idx, 1);
                 }
                 entries.unshift(uri);
                 // keep just the last 50
                 entries = entries.slice(0, 50);
             } else {
                 entries = [uri];
             }
             this.setState({history: entries});
         }
     }
 
     getServerHistory() {
         if (!config.useServerCallHistory) {
             return;
         }
 
         if (!this.state.account|| !this.state.account.id) {
             return;
         }
 
         console.log('Requesting call history from server');
         let getServerCallHistory = new DigestAuthRequest(
             'GET',
             `${config.serverCallHistoryUrl}?action=get_history&realm=${this.state.account.id.split('@')[1]}`,
             this.state.account.id.split('@')[0],
             this.state.password
         );
         // Disable logging
         getServerCallHistory.loggingOn = false;
         getServerCallHistory.request((data) => {
             if (data.success !== undefined && data.success === false) {
                 logger.debug('Error getting call history from server: %o', data.error_message)
                 return;
             }
             let history = [];
             if (data.placed) {
                 data.placed.map(elem => {elem.direction = 'placed'; return elem});
             }
             if (data.received) {
                 data.received.map(elem => {elem.direction = 'received'; return elem});
             }
             history = data.placed;
             if (data.received && history) {
                 history = history.concat(data.received);
             }
             if (history) {
                 history.sort((a,b) => {
                     return new Date(b.startTime) - new Date(a.startTime);
                 });
                 const known = [];
                 history = history.filter((elem) => {
                     if (known.indexOf(elem.remoteParty) <= -1) {
                         if (!this.state.account || !this.state.account.id) {
                             return;
                         }
                         if ((elem.media.indexOf('audio') > -1 || elem.media.indexOf('video') > -1) &&
                             (elem.remoteParty !== this.state.account.id || elem.direction !== 'placed')) {
                                 known.push(elem.remoteParty);
                                 return elem;
                         }
                     }
                 });
                 this.setState({serverHistory: history});
             }
         }, (errorCode) => {
             logger.debug('Error getting call history from server: %o', errorCode)
         });
     }
 
     // checkRoute(nextPath, navigation, match) {
     //     if (nextPath !== this.prevPath) {
     //         logger.debug(`Transition from ${this.prevPath} to ${nextPath}`);
 
     //
     //         // Press back in ready after a login, prevent initial navigation
     //         // don't deny if there is no registrationState (connection fail)
     //         if (this.prevPath === '/ready' && nextPath === '/login' && this.state.registrationState !== null) {
     //             logger.debug('Transition denied redirecting to /logout');
     //             history.push('/logout');
     //             return false;
 
     //         // Press back in ready after a call
     //         } else if ((nextPath === '/call' || nextPath === '/conference') && this.state.localMedia === null && this.state.registrationState === 'registered') {
     //             return false;
 
     //         // Press back from within a call/conference, don't navigate terminate the call and
     //         // let termination take care of navigating
     //         } else if (nextPath === '/ready' && this.state.registrationState === 'registered' && this.state.currentCall !== null) {
     //             this.state.currentCall.terminate();
     //             return false;
 
     //         // Guest call ended, needed to logout and display msg and logout
     //         } else if (nextPath === '/ready' && (this.state.mode === MODE_GUEST_CALL || this.state.mode === MODE_GUEST_CONFERENCE)) {
     //             history.push('/logout');
     //             this.forceUpdate();
     //         }
     //     }
     //     this.prevPath = nextPath;
     // }
 
     render() {
 
         let footerBox = <View style={styles.footer}><FooterBox /></View>;
 
         let extraStyles = {};
 
         if (this.state.localMedia || this.state.registrationState === 'registered') {
            footerBox = null;
         }
         return (
             <BreadProvider>
                 <PaperProvider theme={theme}>
                     <Router history={history} ref="router">
                         <ImageBackground source={backgroundImage} style={{width: '100%', height: '100%'}}>
                             <View style={mainStyle.MainContainer} onLayout={(event) => this.setState({
                                                                             Width_Layout : event.nativeEvent.layout.width,
                                                                             Height_Layout : event.nativeEvent.layout.height
                                                                            }, ()=> this._detectOrientation())}>
                             <SafeAreaView style={[styles.root, extraStyles]}>
 
                                 <LoadingScreen text={this.state.loading} show={this.state.loading !== null}/>
 
                                 {/* <Locations hash={this.shouldUseHashRouting}  onBeforeNavigation={this.checkRoute}> */}
                                 <Switch>
                                     <Route exact path="/" component={this.main} />
                                     <Route exact path="/login" component={this.login} />
                                     <Route exact path="/logout" component={this.logout} />
                                     <Route exact path="/ready" component={this.ready} />
                                     <Route exact path="/call" component={this.call} />
                                     <Route path="/call/:targetUri" component={this.callByUri} />
                                     {/* <Location path="/call/:targetUri" urlPatternOptions={{segmentValueCharset: 'a-zA-Z0-9-_ \.@'}} handler={this.callByUri} /> */}
                                     <Route exact path="/conference" component={this.conference} />
                                     <Route path="/conference/:targetUri" component={this.conferenceByUri} />
                                     {/* <Location path="/conference/:targetUri" urlPatternOptions={{segmentValueCharset: 'a-zA-Z0-9-_~ %\.@'}}  handler={this.conferenceByUri} /> */}
                                     <Route exact path="/preview" component={this.preview} />
                                     <Route component={this.notFound} />
                                 </Switch>
 
                                 <NotificationCenter ref="notificationCenter" />
 
                             </SafeAreaView>
                             </View>
                         </ImageBackground>
                     </Router>
                 </PaperProvider>
             </BreadProvider>
         );
     }
 
     notFound(match) {
 
         const status = {
             title   : '404',
             message : 'Oops, the page your looking for can\'t found',
             level   : 'danger',
             width   : 'large'
         }
         return (
             <StatusBox
                 {...status}
             />
         );
     }
 
     ready() {
         if (!this.state.account) {
             return null;
         }
 
 
         return (
             <Fragment>
                 <NavigationBar
                     notificationCenter = {this.notificationCenter}
                     account = {this.state.account}
                     logout = {this.logout}
                     preview = {this.startPreview}
                     toggleMute = {this.toggleMute}
                     connection = {this.state.connection}
                     registration = {this.state.registrationState}
                 />
                 <ReadyBox
                     account   = {this.state.account}
                     startCall = {this.callKeepStartCall}
                     startConference = {this.callKeepStartCall}
                     missedTargetUri = {this.state.missedTargetUri}
                     history = {this.state.history}
                     key = {this.state.missedTargetUri}
                     serverHistory = {this.state.serverHistory}
                     orientation = {this.state.orientation}
                 />
             </Fragment>
         );
     }
 
     preview() {
         return (
             <Fragment>
                 <Preview
                     localMedia = {this.state.localMedia}
                     hangupCall = {this.hangupCall}
                     setDevice = {this.setDevice}
                     selectedDevices = {this.state.devices}
                 />
             </Fragment>
         );
     }
 
     call() {
         return (
             <Call
                 localMedia = {this.state.localMedia}
                 account = {this.state.account}
                 targetUri = {this.state.targetUri}
                 currentCall = {this.state.currentCall}
                 escalateToConference = {this.escalateToConference}
                 hangupCall = {this.callKeepHangupCall}
                 // shareScreen = {this.switchScreensharing}
                 generatedVideoTrack = {this.state.generatedVideoTrack}
                 callKeepSendDtmf = {this.callKeepSendDtmf}
                 callKeepToggleMute = {this.callKeepToggleMute}
                 callKeepStartCall = {this.callKeepStartCall}
                 toggleSpeakerPhone = {this.toggleSpeakerPhone}
                 speakerPhoneEnabled = {this.state.speakerPhoneEnabled}
                 speakerphoneOn = {this.speakerphoneOn}
                 speakerphoneOff = {this.speakerphoneOff}
             />
         )
     }
 
     callByUri(urlParameters) {
         // check if the uri contains a domain
         if (urlParameters.targetUri.indexOf('@') === -1) {
             const status = {
                 title   : 'Invalid user',
                 message : `Oops, the domain of the user is not set in '${urlParameters.targetUri}'`,
                 level   : 'danger',
                 width   : 'large'
             }
             return (
                 <StatusBox {...status} />
             );
         }
         return (
             <CallByUriBox
                 handleCallByUri = {this.handleCallByUri}
                 notificationCenter = {this.notificationCenter}
                 targetUri = {urlParameters.targetUri}
                 localMedia = {this.state.localMedia}
                 account = {this.state.account}
                 currentCall = {this.state.currentCall}
                 hangupCall = {this.callKeepHangupCall}
                 // shareScreen = {this.switchScreensharing}
                 generatedVideoTrack = {this.state.generatedVideoTrack}
             />
         );
     }
 
     conference() {
         return (
             <Conference
                 notificationCenter = {this.notificationCenter}
                 localMedia = {this.state.localMedia}
                 account = {this.state.account}
                 targetUri = {this.state.targetUri}
                 currentCall = {this.state.currentCall}
                 participantsToInvite = {this.participantsToInvite}
                 hangupCall = {this.callKeepHangupCall}
                 shareScreen = {this.switchScreensharing}
                 generatedVideoTrack = {this.state.generatedVideoTrack}
                 toggleSpeakerPhone = {this.toggleSpeakerPhone}
                 speakerPhoneEnabled = {this.state.speakerPhoneEnabled}
             />
         )
     }
 
     conferenceByUri(urlParameters) {
         const targetUri = utils.normalizeUri(urlParameters.targetUri, config.defaultConferenceDomain);
         const idx = targetUri.indexOf('@');
         const uri = {};
         const pattern = /^[A-Za-z0-9\-\_]+$/g;
         uri.user = targetUri.substring(0, idx);
 
         // check if the uri.user is valid
         if (!pattern.test(uri.user)) {
             const status = {
                 title   : 'Invalid conference',
                 message : `Oops, the conference ID is invalid: ${targetUri}`,
                 level   : 'danger',
                 width   : 'large'
             }
             return (
                 <StatusBox
                     {...status}
                 />
             );
         }
 
         return (
             <ConferenceByUriBox
                 notificationCenter = {this.notificationCenter}
                 handler = {this.handleConferenceByUri}
                 targetUri = {targetUri}
                 localMedia = {this.state.localMedia}
                 account = {this.state.account}
                 currentCall = {this.state.currentCall}
                 hangupCall = {this.callKeepHangupCall}
                 shareScreen = {this.switchScreensharing}
                 generatedVideoTrack = {this.state.generatedVideoTrack}
             />
         );
     }
 
     login() {
         let registerBox;
         let statusBox;
 
         if (this.state.status !== null) {
             statusBox = (
                 <StatusBox
                     message={this.state.status.msg}
                     level={this.state.status.level}
                 />
             );
         }
 
         if (this.state.registrationState !== 'registered') {
             registerBox = (
                 <RegisterBox
                     registrationInProgress = {this.state.registrationState !== null && this.state.registrationState !== 'failed'}
                     handleRegistration = {this.handleRegistration}
                     autoLogin={true}
                     orientation = {this.state.orientation}
                 />
             );
         }
 
         return (
             <Fragment>
                 {registerBox}
                 {statusBox}
             </Fragment>
         );
     }
 
     logout() {
         if (this.state.registrationState !== null && (this.state.mode === MODE_NORMAL || this.state.mode === MODE_PRIVATE)) {
             this.state.account.unregister();
         }
 
         if (this.state.account !== null) {
             this.state.connection.removeAccount(this.state.account, (error) => {
                 if (error) {
                     logger.debug(error);
                 }
             });
         }
         storage.set('account', {accountId: this.state.accountId, password: ''});
         this.setState({account: null, registrationState: null, status: null, serverHistory: []});
         history.push('/login');
         return null;
     }
 
     main() {
         return null;
     }
 }
 
 export default Sylk;