/*
    * Copyright (C) 2003-2009 eXo Platform SAS.
    *
    * This program is free software; you can redistribute it and/or
    * modify it under the terms of the GNU Affero General Public License
    * as published by the Free Software Foundation; either version 3
    * of the License, or (at your option) any later version.
    *
    * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, see<http://www.gnu.org/licenses/>.
   */
  package org.exoplatform.ecm.webui.component.explorer.control.action;
  
  import java.util.Arrays;
  import java.util.List;
  
  import javax.jcr.Node;
  
  import org.exoplatform.ecm.webui.component.explorer.UIJCRExplorer;
  import org.exoplatform.ecm.webui.component.explorer.control.UIActionBar;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.CanSetPropertyFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsCheckedOutFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotLockedFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotRootNodeFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.listener.UIActionBarActionRealNodeListener;
  import org.exoplatform.ecm.webui.utils.Utils;
  import org.exoplatform.web.application.ApplicationMessage;
  import org.exoplatform.webui.config.annotation.ComponentConfig;
  import org.exoplatform.webui.config.annotation.EventConfig;
  import org.exoplatform.webui.core.UIApplication;
  import org.exoplatform.webui.core.UIComponent;
  import org.exoplatform.webui.event.Event;
  import org.exoplatform.webui.ext.filter.UIExtensionFilter;
  import org.exoplatform.webui.ext.filter.UIExtensionFilters;
  
  /**
   * Created by The eXo Platform SAS
   * Author : eXoPlatform
   *          nicolas.filotto@exoplatform.com
   * 6 mai 2009
   */
  @ComponentConfig(
       events = {
         @EventConfig(listeners = ManageHiddenActionComponent.ManageHiddenActionListener.class)
       }
   )
  public class ManageHiddenActionComponent extends UIComponent {
  
    private static final List<UIExtensionFilter> FILTERS = Arrays.asList(new UIExtensionFilter[]{new IsNotRootNodeFilter(),
        new CanSetPropertyFilter(), new IsNotLockedFilter(), new IsCheckedOutFilter()});
  
    @UIExtensionFilters
    public List<UIExtensionFilter> getFilters() {
      return FILTERS;
    }
  
    public static class ManageHiddenActionListener extends UIActionBarActionRealNodeListener<ManageHiddenActionComponent> {
      public void processEvent(Event<ManageHiddenActionComponent> event) throws Exception {
        UIActionBar uiActionBar = event.getSource().getAncestorOfType(UIActionBar.class);
        UIJCRExplorer uiExplorer = uiActionBar.getAncestorOfType(UIJCRExplorer.class);
        Node selectedNode = uiExplorer.getRealCurrentNode();
        UIApplication uiApp = uiActionBar.getAncestorOfType(UIApplication.class);
        if(selectedNode.isNodeType(Utils.EXO_HIDDENABLE)) {
          selectedNode.removeMixin(Utils.EXO_HIDDENABLE);
          selectedNode.save();
          uiApp.addMessage(new ApplicationMessage("UIActionBar.msg.removed-hidden-mixin", null));
          
          uiExplorer.updateAjax(event);
        } else if(selectedNode.canAddMixin(Utils.EXO_HIDDENABLE)){
          selectedNode.addMixin(Utils.EXO_HIDDENABLE);
          selectedNode.save();
          uiApp.addMessage(new ApplicationMessage("UIActionBar.msg.added-hidden-mixin", null));
          
          uiExplorer.updateAjax(event);
        }
      }
    }
  }