/**
    * Copyright 2012 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.osedu.org/licenses/ECL-2.0
    *
    * 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.
   *
   * Created by bobhurt on 10/31/12
   */
  package org.kuali.student.common.kitchensink;
  
  import org.kuali.rice.core.api.resourceloader.GlobalResourceLoader;
  import org.kuali.rice.krad.maintenance.MaintainableImpl;
  import org.kuali.rice.krad.maintenance.MaintenanceDocument;
  import org.kuali.student.r2.common.dto.ContextInfo;
  import org.kuali.student.r2.common.util.ContextUtils;
  import org.kuali.student.r2.core.constants.PopulationServiceConstants;
  import org.kuali.student.r2.core.population.dto.PopulationInfo;
  import org.kuali.student.r2.core.population.service.PopulationService;
  
  import javax.xml.namespace.QName;
  import java.util.Map;
  
  /**
   * This class does PopulationInfo maintenance
   *
   * @author Kuali Student Team
   */
  public class KitchenSinkPopulationInfoMaintainableImpl extends MaintainableImpl {
  
      private transient PopulationService populationService;
      private transient ContextInfo contextInfo;
  
      @Override
      public void saveDataObject() {
          try {
              PopulationInfo populationInfo = (PopulationInfo)getDataObject();
              // code to update PopulationInfo
          }
          catch (Exception e) {
              throw new RuntimeException(e);
          }
  
      }
  
      @Override
      public Object retrieveObjectForEditOrCopy(MaintenanceDocument document, Map<String, String> dataObjectKeys) {
          try {
              String populationId =  dataObjectKeys.get("id");
              PopulationInfo populationInfo = getPopulationService().getPopulation(populationId, getContextInfo());
              return populationInfo;
          }
          catch (Exception e) {
              throw new RuntimeException("Could not retrieve PopulationInfo for edit", e);
          }
      }
  /*
      @Override
      public void prepareForSave() {
          if (getMaintenanceAction().equalsIgnoreCase(KRADConstants.MAINTENANCE_NEW_ACTION)) {
              PopulationInfo populationInfo = (PopulationInfo)getDataObject();
              populationInfo.setStateKey(PopulationServiceConstants.POPULATION_ACTIVE_STATE_KEY);
              populationInfo.setTypeKey(PopulationServiceConstants.POPULATION_STUDENT_TYPE_KEY);
          }
          super.prepareForSave();
      }
  
      @Override
      public void processAfterEdit(MaintenanceDocument document, Map<String, String[]> requestParameters) {
          // document description is required for save
          document.getDocumentHeader().setDocumentDescription("Edit Population Info");
  
      }
  */
  
      private ContextInfo getContextInfo() {
          if (null == contextInfo) {
              contextInfo = ContextUtils.getContextInfo();
          }
          return contextInfo;
      }
  
      private PopulationService getPopulationService() {
          if (populationService == null) {
              populationService = (PopulationService) GlobalResourceLoader.getService(new QName(PopulationServiceConstants.NAMESPACE, "PopulationService"));
          }
          return populationService;
      }
  
  }