discourse/app/assets/javascripts/admin/controllers/admin_groups_controller.js

Discourse.AdminGroupsController = Ember.Controller.extend({
  itemController: 'adminGroup',

  edit: function(group){
    this.get('model').select(group);
    group.load();
  },

  refreshAutoGroups: function(){
    var controller = this;

    this.set('refreshingAutoGroups', true);
    Discourse.ajax('/admin/groups/refresh_automatic_groups', {type: 'POST'}).then(function(){
      controller.set('model', Discourse.Group.findAll());
      controller.set('refreshingAutoGroups',false);
    });
  },

  newGroup: function(){
    var group = Discourse.Group.create();
    group.set("loaded", true);
    var model = this.get("model");
    model.addObject(group);
    model.select(group);
  },

  save: function(group){
    if(!group.get("id")){
      group.create();
    } else {
      group.save();
    }
  },

  destroy: function(group){
    var list = this.get("model");
    if(group.get("id")){
      group.destroy().then(function(){
        list.removeObject(group);
      });
    }
  }
});