var globalSIPml = {
        sipStack: {},
        config: {},
        can_call: false,
        //SESSION
        sipStackSessionEventsListener: function (e) {
            console.info('sipStackSessionEvent: ' + e.type);
            var self = this;
            if (e.type == 'connected' && e.session == self.registerSession) {
                console.log('соединение установлено');
                self.can_call = true;
            }
        },
        //STACK
        sipStackEventsListener: function (e) {
            var self = this;
            console.log(e.type);

            if (e.type == 'started') {
                self.login();
            } else if (e.type == 'i_new_call') { // incoming audio/video call
                //событие входящего звонка
                self.acceptCall(e);
            }
        },
        login: function () {
            var self = this;
            self.registerSession = self.sipStack.newSession('register', {
                events_listener: {
                    events: '*',
                    listener: self.sipStackSessionEventsListener.bind(this)
                }
            });
            self.registerSession.register();
        },

        /* CALLS BEGIN*/
        callSession: {},
        callEventsListener: function (e) {
            console.log(e.type);
            //здесь находятся события по звонку
        },
        acceptCall: function (e) {
            e.newSession.accept();
        },
        makeCall: function (number) {
            console.log(number);
            var self = this;
            self.callSession = self.sipStack.newSession('call-audio', {
                audio_remote: document.getElementById('audio-remote'),
                events_listener: {events: '*', listener: self.callEventsListener} // optional: '*' means all events
            });
            self.callSession.call(number);
        },
        /* CALLS end */

        init: function () {
            var self = this;
            //1. Init engine
            SIPml.setDebugLevel('errors');

            self.config = {
                realm: '',//website: pbx.domain.com
                impi: '',//inner-indentificator: 100-999
                impu: '',//sip-user: sip:inner-identificator@domain.com
                password: '',//password: md5/sha
                display_name: '',//BATMAN
                websocket_proxy_url: '',//websoket url: wss://domain
                enable_rtcweb_breaker: true,
                enable_early_ims: false,
                enable_media_stream_cache: true,
                ice_servers: [{url: 'stun:stun.l.google.com:19302'}], //
                bandwidth: null,
                //events_listener: { events: '*', listener: onSipEventStack },
                video_size: null,
                //outbound_proxy_url: 'udp://192.168.0.12:5060', // optional
                events_listener: {events: '*', listener: self.sipStackEventsListener.bind(this)}, //optional
                sip_headers: [ //optional
                    {name: 'User-Agent', value: 'IM-client/OMA1.0 sipML5-v1.0.89.0'},
                    {name: 'Organization', value: 'Doubango Telecom'}
                ]
            };
            SIPml.init(
                function () {
                    self.sipStack = new SIPml.Stack(self.config);
                    self.sipStack.start();
                },
                function () {
                    console.error('Ошибка инициализации движка: ' + e.message);
                }
            );

        }
    };
    globalSIPml.init();