/***************************************************************************
 * 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.admin.nodetype;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;

import javax.jcr.Node;

import org.exoplatform.ecm.webui.nodetype.selector.UINodeTypeSearch;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.lifecycle.UIFormLifecycle;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.event.EventListener;
import org.exoplatform.webui.form.UIForm;
import org.exoplatform.webui.form.UIFormStringInput;

/**
 * Created by The eXo Platform SARL
 * Author : Hoang Van Hung
 *          hunghvit@gmail.com
 * Dec 23, 2009
 */

@ComponentConfig (
  lifecycle = UIFormLifecycle.class,
  events = {
            @EventConfig(listeners = UINodeTypeSearchForm.SearchNodeTypeActionListener.class)
           }
)
public class UINodeTypeSearchForm extends UIForm {

  public UINodeTypeSearchForm() throws Exception {
    addChild(UINodeTypeSearch.class, null, "NodeTypeSearch").init();
  }

  @SuppressWarnings("unchecked")
  public static class SearchNodeTypeActionListener extends EventListener<UINodeTypeSearchForm> {
    public void execute(Event<UINodeTypeSearchForm> event) throws Exception {
      UINodeTypeSearchForm uiForm = event.getSource();
      UINodeTypeManager uiNodeTypeManager = uiForm.getAncestorOfType(UINodeTypeManager.class);
      UINodeTypeList uiNodeTypeList = uiNodeTypeManager.getChild(UINodeTypeList.class);
      try {
        UIFormStringInput uiInputNodeType = (UIFormStringInput)uiForm.findComponentById("NodeTypeText");
        String nodeTypeName = uiInputNodeType.getValue();
        if (nodeTypeName == null || nodeTypeName.length() == 0) return;
        if (nodeTypeName.contains("*") && !nodeTypeName.contains(".*")) {
          nodeTypeName = nodeTypeName.replace("*", ".*");
        }
        Pattern p = Pattern.compile(".*".concat(nodeTypeName.trim()).concat(".*"),
                                    Pattern.CASE_INSENSITIVE);
        List lstAllNodetype = uiNodeTypeList.getAllNodeTypes();
        List lstNodetype = new ArrayList<UINodeTypeList.NodeTypeBean>();
        for (Object nodeType : lstAllNodetype) {
          if (nodeType instanceof UINodeTypeList.NodeTypeBean) {
            if (p.matcher(((UINodeTypeList.NodeTypeBean) nodeType).getName()).find()) {
              lstNodetype.add(nodeType);
            }
          } else if (nodeType instanceof Node) {
            if (p.matcher(((Node) nodeType).getName()).find()) {
              lstNodetype.add(nodeType);
            }
          }
        }
        uiNodeTypeList.refresh(null, 1, lstNodetype);
        event.getRequestContext().addUIComponentToUpdateByAjax(uiNodeTypeManager) ;
      } catch (PatternSyntaxException pSyntaxException) {
        uiNodeTypeList.refresh(null, 1, new ArrayList<UINodeTypeList.NodeTypeBean>());
        event.getRequestContext().addUIComponentToUpdateByAjax(uiNodeTypeManager) ;
      }
    }
  }
}
