(function () {

    "use strict";

    angular.module("enrServicesModule")
           .factory("enrModeManager", ["$rootScope", function ($rootScope) {

               var modeEnum = {
                   none: 0,
                   offices: 1,
                   referendums: 2,
                   turnout: 3,
                   downloadResults: 4
               };
               var modeChangeEventName = "curModeChanged";
               var curMode = modeEnum.offices;

               return {
                   modeEnum: modeEnum,
                   modeChangeEventName: modeChangeEventName,

                   isOfficeMode: function () { return curMode === modeEnum.offices; },
                   isReferendumsMode: function () { return curMode === modeEnum.referendums; },
                   isTurnoutMode: function () { return curMode === modeEnum.turnout; },

                   getCurMode: function () { return curMode; },
                   setCurMode: function (newMode) {
                       if (newMode !== curMode) {
                           curMode = newMode;

                           $rootScope.refreshTicker();
                           $rootScope.$broadcast(modeChangeEventName, curMode);
                       }
                   }
               };
           }]);

}());