autoUpdateObserver.js

App.EditusersaclController = Ember.Controller.extend({
  
  availableUsers: [],

  allowedUsers: [],

  updateUsersList: function () {
    this.send('updateListForProperty', 'available');
    this.send('updateListForProperty', 'allowed');
  },

  updateListForProperty: function (statutToCheck) {

    var that = this;

    this.store.filter(
      'user',
      function (user) {
        return user.get('pageAclStatut') === statutToCheck;
      }
    ).then(
      function (foundUsers) {
        that.set(statutToCheck + 'Users', foundUsers);
      }
    );
    
  }
});