/*
    * Copyright 2005-2007 The Kuali Foundation
    *
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    * http://www.opensource.org/licenses/ecl2.php
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.rice.kew.engine.node;
  
  import org.apache.log4j.Logger;
  import org.jdom.Element;
  import org.kuali.rice.core.api.util.xml.XmlHelper;
  import org.kuali.rice.kew.engine.RouteContext;
  import org.kuali.rice.kew.engine.RouteHelper;
  import org.kuali.rice.kew.exception.WorkflowServiceErrorException;
  import org.kuali.rice.kew.routeheader.DocumentContent;
  import org.kuali.rice.kew.routeheader.StandardDocumentContent;
  import org.kuali.rice.kew.rule.NetworkIdRoleAttribute;
  import org.kuali.rice.kew.service.KEWServiceLocator;
  import org.kuali.rice.kew.util.KEWConstants;
  import org.kuali.rice.kim.api.identity.Person;
  import org.kuali.rice.kim.api.services.KimApiServiceLocator;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.Iterator;
  
  
  /**
   * A node which will generate an FYI request to a network ID specified in the document content.
   *
   * @deprecated Use {@link NetworkIdRoleAttribute} instead
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class FYIByNetworkId extends RequestActivationNode {
      private static final Logger LOG = Logger.getLogger(FYIByNetworkId.class);
  
  	public SimpleResult process(RouteContext context, RouteHelper helper)
  			throws Exception {
  
          LOG.debug("processing FYIByNetworkId simple node");
          String documentId = context.getDocument().getDocumentId();
          Element rootElement = getRootElement(new StandardDocumentContent(context.getDocument().getDocContent()));
  		Collection<Element> fieldElements = XmlHelper.findElements(rootElement, "field");
          Iterator<Element> elementIter = fieldElements.iterator();
          while (elementIter.hasNext()) {
          	Element field = (Element) elementIter.next();
          	Element version = field.getParentElement();
          	if (version.getAttribute("current").getValue().equals("true")) {
          		LOG.debug("Looking for networkId field:  " + field.getAttributeValue("name"));
                 	if (field.getAttribute("name")!= null && field.getAttributeValue("name").equals("networkId")) {
              		LOG.debug("Should send an FYI to netID:  " + field.getChildText("value"));
                 		if (field.getChildText("value") != null) {
                 			Person user = KimApiServiceLocator.getPersonService().getPersonByPrincipalName(field.getChildText("value"));
  
                 			//WorkflowDocument wfDoc = new WorkflowDocument(new NetworkIdVO(field.getChildText("value")), documentId);
                 			if (!context.isSimulation()) {
                     			KEWServiceLocator.getWorkflowDocumentService().adHocRouteDocumentToPrincipal(user.getPrincipalId(), context.getDocument(), KEWConstants.ACTION_REQUEST_FYI_REQ, null, "Notification Request", user.getPrincipalId(), "Notification Request", true, null);
                 		}
                 			//wfDoc.adHocRouteDocumentToPrincipal(KEWConstants.ACTION_REQUEST_FYI_REQ, "Notification Request", new NetworkIdVO(field.getChildText("value")), "Notification Request", true);
                  		LOG.debug("Sent FYI using the adHocRouteDocumentToPrincipal function to NetworkID:  " + user.getPrincipalName());
                                 	break;
                 	}
          	}
          }
          }
  		return super.process(context, helper);
  	}
  
  
      private static Element getRootElement(DocumentContent docContent) {
          Element rootElement = null;
          try {
              rootElement = XmlHelper.buildJDocument(docContent.getDocument()).getRootElement();
          } catch (Exception e) {
              throw new WorkflowServiceErrorException("Invalid XML submitted", new ArrayList<Object>());
          }
          return rootElement;
      }
  
  
  	protected Object getService(String serviceName) {
  		return KEWServiceLocator.getService(serviceName);
  	}
  
  
  }