front-utils/src/DataAccess/lu-notifications-dataaccess.js

/**
 * Created by robin on 12/11/16.
 */

(function () {
    'use strict';
    angular.module('luticate2Utils')
        .factory('luNotificationsDataAccess', ['Hub', function(Hub) {

            var luNotificationsDataAccess = {};

            luNotificationsDataAccess.hub = null;

            luNotificationsDataAccess.callbacks = {};

            luNotificationsDataAccess.addCallback = function (eventName, entityType, callback) {
                if (luNotificationsDataAccess.callbacks[eventName] == null) {
                    luNotificationsDataAccess.callbacks[eventName] = {};
                }
                var event = luNotificationsDataAccess.callbacks[eventName];
                if (event[entityType] == null) {
                    event[entityType] = [];
                }
                event[entityType].push(callback);
            };

            luNotificationsDataAccess.init = function () {
                luNotificationsDataAccess.hub = new Hub('luNotificationsHub', {

                    //client side methods
                    listeners:{
                        'notify': function (eventName, entityType, oldEntity, newEntity) {
                            var event = luNotificationsDataAccess.callbacks[eventName];
                            if (event != null) {
                                var type = event[entityType];
                                if (type != null) {
                                    for (var i = 0; i < type.length; ++i) {
                                        type[i](eventName, entityType, oldEntity, newEntity);
                                    }
                                }
                            }
                        }
                    },

                    //server side methods
                    methods: [],

                    //query params sent on initial connection
                    queryParams:{
                    },

                    //handle connection error
                    errorHandler: function(error){
                        console.error(error);
                    },

                    //specify a non default root
                    // rootPath: 'http://127.0.0.1:8080/signalr/',

                    stateChanged: function(state){
                        switch (state.newState) {
                            case $.signalR.connectionState.connecting:
                                //your code here
                                break;
                            case $.signalR.connectionState.connected:
                                //your code here
                                break;
                            case $.signalR.connectionState.reconnecting:
                                //your code here
                                break;
                            case $.signalR.connectionState.disconnected:
                                //your code here
                                break;
                        }
                    }
                });
            };



            return luNotificationsDataAccess;

        }]);
})();