text: /**
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  var App = require('app');
  var blueprintUtils = require('utils/blueprint');
  
  App.BlueprintMixin = Em.Mixin.create({
    /**
     * returns blueprint for all currenlty installed master, slave and client components
     */
    getCurrentMasterSlaveBlueprint: function () {
      var components = App.HostComponent.find();
      var hosts = components.mapProperty("hostName").uniq();
  
      var res = {
        blueprint: { host_groups: [] },
        blueprint_cluster_binding: { host_groups: [] }
      };
  
      hosts.forEach(function (host, i) {
        var group_name = 'host-group-' + (i+1);
  
        res.blueprint.host_groups.push({
          name: group_name,
          components: components.filterProperty("hostName", host).mapProperty("componentName").map(function (c) {
            return { name: c };
          })
        });
  
        res.blueprint_cluster_binding.host_groups.push({
          name: group_name,
          hosts: [
            { fqdn: host }
          ]
        });
      });
      return res;
    },
  
    /**
     * returns blueprint for all currenlty installed slave and client components
     */
    getCurrentSlaveBlueprint: function () {
      var self = this;
      var fullBlueprint = self.getCurrentMasterSlaveBlueprint();
  
      var slaveComponents = App.StackServiceComponent.find().filterProperty("isSlave").mapProperty("componentName");
      var clientComponents = App.StackServiceComponent.find().filterProperty("isClient").mapProperty("componentName");
      var slaveAndClientComponents = slaveComponents.concat(clientComponents);
  
      return blueprintUtils.filterByComponents(fullBlueprint, slaveAndClientComponents);
    }
  });