content: /*
   * 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.
   */
  
  package org.apache.ambari.server.state.theme;
  
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  
  import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
  import com.fasterxml.jackson.annotation.JsonInclude;
  import com.fasterxml.jackson.annotation.JsonProperty;
  
  import io.swagger.annotations.ApiModelProperty;
  
  @JsonInclude(JsonInclude.Include.NON_NULL)
  @JsonIgnoreProperties(ignoreUnknown = true)
  public class Layout{
  
  	@JsonProperty("name")
  	private String name;
  
  	@JsonProperty("tabs")
  	private List<Tab> tabs;
  
    @ApiModelProperty(name = "name")
    public String getName() {
      return name;
    }
  
    public void setName(String name) {
      this.name = name;
    }
  
    @ApiModelProperty(name = "tabs")
    public List<Tab> getTabs() {
      return tabs;
    }
  
    public void setTabs(List<Tab> tabs) {
      this.tabs = tabs;
    }
  
  
    public void mergeWithParent(Layout parentLayout) {
      //merge Tabs only due to theme structure
      tabs = mergeTabs(parentLayout.tabs, tabs);
    }
  
    private List<Tab> mergeTabs(List<Tab> parentTabs, List<Tab> childTabs) {
      Map<String, Tab> mergedTabs = new HashMap<>();
      for (Tab parentTab : parentTabs) {
        mergedTabs.put(parentTab.getName(), parentTab);
      }
  
      for (Tab childTab : childTabs) {
        if (childTab.getName() != null) {
          if (childTab.getDisplayName() == null && childTab.getTabLayout() == null) {
            mergedTabs.remove(childTab.getName());
          } else {
            Tab parentTab = mergedTabs.get(childTab.getName());
            childTab.mergeWithParent(parentTab);
            mergedTabs.put(childTab.getName(), childTab);
          }
        }
      }
      return new ArrayList<>(mergedTabs.values());
    }
  
  }