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   *   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
   *
   *    https://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
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   ****************************************************************/
  package org.apache.cayenne.modeler.action;
  
  import org.apache.cayenne.configuration.ConfigurationNode;
  import org.apache.cayenne.configuration.DataChannelDescriptor;
  import org.apache.cayenne.dbsync.naming.NameBuilder;
  import org.apache.cayenne.map.DataMap;
  import org.apache.cayenne.map.Embeddable;
  import org.apache.cayenne.map.ObjEntity;
  import org.apache.cayenne.map.event.EmbeddableEvent;
  import org.apache.cayenne.map.event.MapEvent;
  import org.apache.cayenne.modeler.Application;
  import org.apache.cayenne.modeler.ProjectController;
  import org.apache.cayenne.modeler.event.EmbeddableDisplayEvent;
  import org.apache.cayenne.modeler.undo.CreateEmbeddableUndoableEdit;
  import org.apache.cayenne.modeler.util.CayenneAction;
  
  import java.awt.event.ActionEvent;
  
  public class CreateEmbeddableAction extends CayenneAction {
  
      public static String getActionName() {
          return "Create Embeddable";
      }
  
      public CreateEmbeddableAction(Application application) {
          super(getActionName(), application);
      }
  
      @Override
      public String getIconName() {
          return "icon-new_embeddable.png";
      }
  
      @Override
      public void performAction(ActionEvent e) {
          ProjectController mediator = getProjectController();
  
          DataMap dataMap = mediator.getCurrentDataMap();
  
          Embeddable embeddable = new Embeddable();
          String baseName = NameBuilder.builder(embeddable, dataMap).name();
          String nameWithPackage = dataMap.getNameWithDefaultPackage(baseName);
          embeddable.setClassName(nameWithPackage);
          createEmbeddable(dataMap, embeddable);
  
          application.getUndoManager().addEdit(new CreateEmbeddableUndoableEdit(dataMap, embeddable));
      }
  
      public void createEmbeddable(DataMap dataMap, Embeddable embeddable) {
          dataMap.addEmbeddable(embeddable);
          fireEmbeddableEvent(this, getProjectController(), dataMap, embeddable);
      }
  
      static void fireEmbeddableEvent(
              Object src,
              ProjectController mediator,
              DataMap dataMap,
              Embeddable embeddable) {
  
          mediator.fireEmbeddableEvent(
                  new EmbeddableEvent(src, embeddable, MapEvent.ADD),
                  dataMap);
          EmbeddableDisplayEvent displayEvent = new EmbeddableDisplayEvent(
                  src,
                  embeddable,
                  dataMap,
                  (DataChannelDescriptor)mediator.getProject().getRootNode());
          displayEvent.setMainTabFocus(true);
          mediator.fireEmbeddableDisplayEvent(displayEvent);
  
      }
  
      /**
       * Returns <code>true</code> if path contains a DataMap object.
       */
      @Override
      public boolean enableForPath(ConfigurationNode object) {
          if (object == null) {
              return false;
          }
  
          if(object instanceof ObjEntity){
              return ((ObjEntity)object).getParent() != null && ((ObjEntity)object).getParent() instanceof DataMap;
          }
          
          return false;
      }
  }
  