/*

  * Copyright 2007-2008 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 edu.sampleu.travel.web.action;

 import java.util.Iterator;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

 import org.apache.commons.lang.StringUtils;

 import org.apache.struts.action.ActionForm;

 import org.apache.struts.action.ActionForward;

 import org.apache.struts.action.ActionMapping;

 import org.kuali.rice.core.util.RiceConstants;

 import org.kuali.rice.core.util.RiceKeyConstants;

 import org.kuali.rice.kns.exception.ValidationException;

 import org.kuali.rice.kns.service.KNSServiceLocator;

 import org.kuali.rice.kns.util.GlobalVariables;

 import org.kuali.rice.kns.util.KNSConstants;

 import org.kuali.rice.kns.web.struts.action.KualiTransactionalDocumentActionBase;

 import edu.sampleu.travel.bo.TravelAccount;

 import edu.sampleu.travel.document.TravelDocument2;

 import edu.sampleu.travel.web.form.TravelDocumentForm2;

 public class TravelDocumentAction2 extends KualiTransactionalDocumentActionBase {

     public ActionForward insertAccount(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {

         TravelDocumentForm2 travelForm = (TravelDocumentForm2) form;

         TravelAccount travAcct = (TravelAccount) KNSServiceLocator.getBusinessObjectService().retrieve(travelForm.getTravelAccount());

         // Make sure a travel account was actually retrieved.

         if (travAcct == null) {

                 GlobalVariables.getMessageMap().putError("travelAccount.number", RiceKeyConstants.ERROR_CUSTOM, "Invalid travel account number");

                 throw new ValidationException("Invalid travel account number");

         }

         // Insert the travel account into the list, if the list does not already contain it.

         boolean containsNewAcct = false;

         for (Iterator<TravelAccount> travAcctIter = ((TravelDocument2) travelForm.getDocument()).getTravelAccounts().iterator(); travAcctIter.hasNext();) {

                 if (travAcctIter.next().getNumber().equals(travAcct.getNumber())) {

                         containsNewAcct = true;

                         break;

                 }

         }

         if (!containsNewAcct) {

                 ((TravelDocument2) travelForm.getDocument()).getTravelAccounts().add(travAcct);

         }

         travelForm.setTravelAccount(new TravelAccount());

         return mapping.findForward(RiceConstants.MAPPING_BASIC);

     }

     public ActionForward deleteAccount(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {

             // Remove the travel account at the index specified in the "methodToCall" parameter.

             TravelDocumentForm2 travelForm = (TravelDocumentForm2) form;

             String strIndex = StringUtils.substringBetween((String) request.getAttribute(KNSConstants.METHOD_TO_CALL_ATTRIBUTE),

                         KNSConstants.METHOD_TO_CALL_PARM1_LEFT_DEL, KNSConstants.METHOD_TO_CALL_PARM1_RIGHT_DEL);

             if (StringUtils.isNotBlank(strIndex)) {

                     ((TravelDocument2) travelForm.getDocument()).getTravelAccounts().remove(Integer.parseInt(strIndex));

             }

         return mapping.findForward(RiceConstants.MAPPING_BASIC);

     }

     public ActionForward refresh(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {

         return mapping.findForward(RiceConstants.MAPPING_BASIC);

     }

 }