/*
    * 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 org.exoplatform.ecm.webui.component.explorer.UIDocumentContainer;
  import org.exoplatform.ecm.webui.component.explorer.UIDocumentWorkspace;
  import org.exoplatform.ecm.webui.component.explorer.UIDrivesArea;
  import org.exoplatform.ecm.webui.component.explorer.UIJCRExplorer;
  import org.exoplatform.ecm.webui.component.explorer.UIWorkingArea;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.CanAddNodeFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsCheckedOutFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotEditingDocumentFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotInTrashFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotLockedFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotNtFileFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotTrashHomeNodeFilter;
  import org.exoplatform.ecm.webui.component.explorer.control.listener.UIActionBarActionListener;
  import org.exoplatform.ecm.webui.component.explorer.popup.actions.UIDocumentForm;
  import org.exoplatform.ecm.webui.component.explorer.popup.actions.UIDocumentFormController;
  import org.exoplatform.ecm.webui.component.explorer.search.UISearchResult;
  import org.exoplatform.web.application.ApplicationMessage;
  import org.exoplatform.webui.application.WebuiRequestContext;
  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;
  import org.exoplatform.webui.ext.manager.UIAbstractManager;
  import org.exoplatform.webui.ext.manager.UIAbstractManagerComponent;
  
  /**
   * Created by The eXo Platform SAS
   * Author : eXoPlatform
   *          nicolas.filotto@exoplatform.com
   * 6 mai 2009
   */
  @ComponentConfig(
       events = {
         @EventConfig(listeners = AddDocumentActionComponent.AddDocumentActionListener.class)
       }
   )
  public class AddDocumentActionComponent extends UIAbstractManagerComponent {
  
    private static final List<UIExtensionFilter> FILTERS
        = Arrays.asList(new UIExtensionFilter[]{new IsNotNtFileFilter(),
                                                new CanAddNodeFilter(),
                                                new IsNotLockedFilter(),
                                                new IsCheckedOutFilter(),
                                                new IsNotTrashHomeNodeFilter(),
                                                new IsNotInTrashFilter(),
                                                new IsNotEditingDocumentFilter()});
  
    @UIExtensionFilters
    public static List<UIExtensionFilter> getFilters() {
      return FILTERS;
    }
  
    public static void addDocument(Event<? extends UIComponent> event,
                            UIJCRExplorer uiExplorer,
                            UIApplication uiApp,
                            UIComponent uiComp,
                            WebuiRequestContext context) throws Exception {
      if (event != null)
        context = event.getRequestContext();
  
      UIDocumentFormController uiController =
        uiComp.createUIComponent(UIDocumentFormController.class, null, null);
      uiController.setCurrentNode(uiExplorer.getCurrentNode());
      uiController.setRepository(uiExplorer.getRepositoryName());
      if(uiController.getListFileType().isEmpty()) {
        uiApp.addMessage(new ApplicationMessage("UIActionBar.msg.empty-file-type", null,
            ApplicationMessage.WARNING));
        return;
      }
  //    uiExplorer.setPathBeforeEditing(uiExplorer.getCurrentPath());
      uiController.init();
  
      UIWorkingArea uiWorkingArea = uiExplorer.getChild(UIWorkingArea.class);
      UIDocumentWorkspace uiDocumentWorkspace = uiWorkingArea.getChild(UIDocumentWorkspace.class);
      if(!uiDocumentWorkspace.isRendered()) {
       uiWorkingArea.getChild(UIDrivesArea.class).setRendered(false);
       uiWorkingArea.getChild(UIDocumentWorkspace.class).setRendered(true);
     }
     uiDocumentWorkspace.getChild(UIDocumentContainer.class).setRendered(false);
     uiDocumentWorkspace.getChild(UISearchResult.class).setRendered(false);
     UIDocumentFormController controller = uiDocumentWorkspace.removeChild(UIDocumentFormController.class);
     if (controller != null) {
       controller.getChild(UIDocumentForm.class).releaseLock();
       controller.getChild(UIDocumentForm.class).clearRemovedNode();
     }
     uiDocumentWorkspace.addChild(uiController);
     uiController.bindContentType();
     uiController.setRendered(true);
     context.addUIComponentToUpdateByAjax(uiWorkingArea);
     if (event != null)
       uiExplorer.updateAjax(event);
   }
 
   public static class AddDocumentActionListener extends UIActionBarActionListener<AddDocumentActionComponent> {
     public void processEvent(Event<AddDocumentActionComponent> event) throws Exception {
       UIJCRExplorer uiExplorer = event.getSource().getAncestorOfType(UIJCRExplorer.class);
       UIApplication uiApp = event.getSource().getAncestorOfType(UIApplication.class);
       addDocument(event, uiExplorer, uiApp, event.getSource(), null);
     }
   }
 
   @Override
   public Class<? extends UIAbstractManager> getUIAbstractManagerClass() {
     return null;
   }
 }