login tracking using ember.statemanager

gistfile1.js

  //login statemachine
  App.LoginStateManager = Ember.StateManager.create({
      initialState: "isNotAuthenticated",
      isAuthenticated: Ember.State.create({
          enter: function () {
              console.log("enter " + this.name);
          },
          logout: function (manager, context) {
              manager.transitionTo('isNotAuthenticated');
          }
      }),
      isNotAuthenticated: Ember.State.create({
          enter: function () {
              console.log("enter " + this.name);
          },
          login: function (manager, credentials) {
              console.log(credentials);
              manager.transitionTo('isAuthenticated');
          }
      })
  });