/**
    * This file Copyright (c) 2015-2017 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.resources.app.action;
  
  import info.magnolia.commands.CommandsManager;
  import info.magnolia.context.Context;
  import info.magnolia.event.EventBus;
  import info.magnolia.i18nsystem.SimpleTranslator;
  import info.magnolia.resources.app.utils.ResourceUtils;
  import info.magnolia.ui.api.context.UiContext;
  import info.magnolia.ui.api.event.AdmincentralEventBus;
  import info.magnolia.ui.api.event.ContentChangedEvent;
  import info.magnolia.ui.contentapp.browser.action.RestoreItemPreviousVersionAction;
  import info.magnolia.ui.vaadin.integration.jcr.JcrNodeAdapter;
  
  import javax.inject.Inject;
  import javax.inject.Named;
  import javax.jcr.Node;
  
  import com.vaadin.v7.data.Item;
  
  /**
   * Action for restoring the previous version of a resource and its descendants.
   *
   * @see RestoreResourcePreviousVersionActionDefinition
   */
  public class RestoreResourcePreviousVersionAction extends RestoreItemPreviousVersionAction<RestoreResourcePreviousVersionActionDefinition> {
  
      private final EventBus eventBus;
      private final Node parentNode;
  
      @Inject
      public RestoreResourcePreviousVersionAction(RestoreResourcePreviousVersionActionDefinition definition, Item item, CommandsManager commandsManager, @Named(AdmincentralEventBus.NAME) EventBus eventBus, UiContext uiContext, SimpleTranslator i18n, Context context) {
          this(definition, ResourceUtils.getJcrNodeAdapterFor(context, item), commandsManager, eventBus, uiContext, i18n);
      }
  
      private RestoreResourcePreviousVersionAction(RestoreResourcePreviousVersionActionDefinition definition, JcrNodeAdapter jcrNodeAdapter, CommandsManager commandsManager, EventBus eventBus, UiContext uiContext, SimpleTranslator i18n) {
          super(definition, jcrNodeAdapter, commandsManager, eventBus, uiContext, i18n);
          this.eventBus = eventBus;
          this.parentNode = ResourceUtils.extractParentItem(jcrNodeAdapter);
      }
  
      @Override
      protected void onPostExecute() throws Exception {
          super.onPostExecute();
          if (getCurrentItem().getJcrItem() != null) {
              eventBus.fireEvent(new ContentChangedEvent(getCurrentItem().getJcrItem().getPath()));
          } else if (parentNode != null) {
              eventBus.fireEvent(new ContentChangedEvent(parentNode.getPath()));
          }
      }
  }