/**
    * Copyright 2004-2013 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.kpme.core.web;
  
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  import org.apache.log4j.Logger;
  import org.apache.struts.action.ActionForm;
  import org.apache.struts.action.ActionForward;
  import org.apache.struts.action.ActionMapping;
  import org.kuali.kpme.core.util.HrConstants;
  import org.kuali.rice.core.api.util.RiceConstants;
  import org.kuali.rice.core.api.util.RiceKeyConstants;
  import org.kuali.rice.kns.inquiry.Inquirable;
  import org.kuali.rice.kns.web.struts.action.KualiInquiryAction;
  import org.kuali.rice.kns.web.struts.form.InquiryForm;
  import org.kuali.rice.krad.bo.BusinessObject;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.util.KRADConstants;
  
  public class KPMEInquiryAction extends KualiInquiryAction {
  	
  	private static final Logger LOG = Logger.getLogger(KPMEInquiryAction.class);
  	
  	protected BusinessObject retrieveBOUsingKeyMap(Map<String, String> keyMap, Inquirable kualiInquirable) {
  		BusinessObject bo = kualiInquirable.getBusinessObject(keyMap);
          if (bo == null) {
              GlobalVariables.getMessageMap().putError(KRADConstants.GLOBAL_ERRORS, RiceKeyConstants.ERROR_INQUIRY);
          }
          return bo;
  	}
  	
  	@Override
  	public ActionForward continueWithInquiry(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
      	InquiryForm inquiryForm = (InquiryForm) form;
      	
      	if (inquiryForm.getBusinessObjectClassName() == null) {
      		LOG.error("Business object name not given.");
      		throw new RuntimeException("Business object name not given.");
      	}
      	BusinessObject bo;
      	if(HrConstants.CLASS_INQUIRY_KEY_MAP.containsKey(inquiryForm.getBusinessObjectClassName())) {
      		Map<String, String> keyMap = inquiryForm.retrieveInquiryDecryptedPrimaryKeys();
      		for(String aKey : HrConstants.CLASS_INQUIRY_KEY_MAP.get(inquiryForm.getBusinessObjectClassName())) {
      			if(request.getParameter(aKey) != null) {
      				keyMap.put(aKey, request.getParameter(aKey).toString());
      			}
      		}
      		bo = retrieveBOUsingKeyMap(keyMap, inquiryForm.getInquirable());
      	} else {
      		bo = retrieveBOFromInquirable(inquiryForm);
      	}
          checkBO(bo);
          
          populateSections(mapping, request, inquiryForm, bo);
          
          return mapping.findForward(RiceConstants.MAPPING_BASIC);
      }
  	
  	private void checkBO(BusinessObject bo) {
          if (bo == null && GlobalVariables.getMessageMap().hasNoMessages()) {
          	throw new UnsupportedOperationException("The record you have inquired on does not exist.");
          }
      }
  	
  }