/*
    * Copyright (C) 2003-2007 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.admin;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import javax.portlet.PortletPreferences;
  
  import org.exoplatform.services.log.Log;
  import org.exoplatform.ecm.webui.utils.Utils;
  import org.exoplatform.services.jcr.RepositoryService;
  import org.exoplatform.services.log.ExoLogger;
  import org.exoplatform.webui.application.WebuiRequestContext;
  import org.exoplatform.webui.application.portlet.PortletRequestContext;
  import org.exoplatform.webui.config.annotation.ComponentConfig;
  import org.exoplatform.webui.core.UIComponent;
  import org.exoplatform.webui.core.UIContainer;
  import org.exoplatform.webui.ext.manager.UIAbstractManager;
  import org.exoplatform.webui.ext.manager.UIAbstractManagerComponent;
  
  /**
   * Created by The eXo Platform SARL
   * Author : Tran The Trong
   *          trongtt@gmail.com
   * Sep 19, 2006
   * 8:30:33 AM
   */
  @ComponentConfig(
      template = "app:/groovy/webui/component/admin/UIECMAdminWorkingArea.gtmpl"
  )
  public class UIECMAdminWorkingArea extends UIContainer {
  
    /**
     * Logger.
     */
    private static final Log LOG  = ExoLogger.getLogger(UIECMAdminWorkingArea.class.getName());
    private String renderedCompId_ ;
  
    public String getRenderedCompId() { return renderedCompId_ ; }
    public void setRenderedCompId(String renderedId) { this.renderedCompId_ = renderedId ; }
  
    public <T extends UIComponent> void setChild(Class<T> type) {
      renderedCompId_ = getChild(type).getId();
      setRenderedChild(type);
    }
  
    public UIECMAdminWorkingArea() throws Exception {}
  
    public void init() throws Exception {
      UIECMAdminPortlet portlet = getAncestorOfType(UIECMAdminPortlet.class);
      UIECMAdminControlPanel controlPanel = portlet.getChild(UIECMAdminControlPanel.class);
      List<UIAbstractManagerComponent> managers = controlPanel.getManagers();
      List<UIAbstractManagerComponent> rejectedManagers = null;
      if (managers == null) {
        return;
      }
      for (UIAbstractManagerComponent manager : managers) {
        UIAbstractManager uiManager = getChild(manager.getUIAbstractManagerClass());
        if (uiManager == null) {
          uiManager = addChild(manager.getUIAbstractManagerClass(), null, null);
          if (renderedCompId_ == null) {
            try {
              uiManager.init();
              renderedCompId_ = uiManager.getId();
            } catch (Exception e) {
              if (LOG.isErrorEnabled()) {
                LOG.error("The manager " + uiManager.getClass() + " cannot be initialized, it will be unregistered", e);
              }
              if (rejectedManagers == null) {
                rejectedManagers = new ArrayList<UIAbstractManagerComponent>();
              }
              rejectedManagers.add(manager);
              removeChild(manager.getUIAbstractManagerClass());
            }
          } else {
            uiManager.setRendered(false);
          }
        } else {
          uiManager.refresh();
        }
      }
      if (rejectedManagers != null) {
        for (UIAbstractManagerComponent manager : rejectedManagers) {
          controlPanel.unregister(manager);
       }
     }
   }
 
   public void checkRepository() throws Exception{
     PortletRequestContext pcontext = (PortletRequestContext) WebuiRequestContext
         .getCurrentInstance();
     PortletPreferences pref = pcontext.getRequest().getPreferences();
     try {
       getApplicationComponent(RepositoryService.class).getCurrentRepository();
     } catch (Exception e) {
       String defaultRepo = getApplicationComponent(RepositoryService.class).getCurrentRepository()
           .getConfiguration().getName();
       pref.setValue(Utils.REPOSITORY, defaultRepo);
       pref.store();
     }
   }
 
 }