package org.kuali.student.enrollment.class2.courseoffering.keyvalue;
   
   import org.kuali.rice.core.api.util.ConcreteKeyValue;
   import org.kuali.rice.core.api.util.KeyValue;
   import org.kuali.rice.krad.uif.control.UifKeyValuesFinderBase;
   import org.kuali.rice.krad.uif.view.ViewModel;
   import org.kuali.student.enrollment.class2.courseoffering.form.CourseOfferingManagementForm;
   import org.kuali.student.enrollment.class2.courseoffering.service.impl.CourseOfferingManagementViewHelperServiceImpl;
   import org.kuali.student.enrollment.courseoffering.dto.CourseOfferingInfo;
  import org.kuali.student.enrollment.courseoffering.dto.FormatOfferingInfo;
  import org.kuali.student.enrollment.courseoffering.service.CourseOfferingService;
  import org.kuali.student.r2.common.dto.ContextInfo;
  
  import java.io.Serializable;
  import java.util.ArrayList;
  import java.util.List;
  
  public class FormatsForCreateRGKeyValues extends UifKeyValuesFinderBase implements Serializable {
  
      @Override
      public List<KeyValue> getKeyValues(ViewModel model) {
          CourseOfferingManagementForm coForm = (CourseOfferingManagementForm) model;
          CourseOfferingManagementViewHelperServiceImpl helperService = ((CourseOfferingManagementViewHelperServiceImpl)coForm.getView().getViewHelperService());
  
          List<KeyValue> keyValues = new ArrayList<KeyValue>();
          CourseOfferingInfo selectedCourseOffering = coForm.getTheCourseOffering();
  
          try {
              String courseOfferingId = selectedCourseOffering.getId();
              ContextInfo contextInfo = helperService.getContextInfo();
              CourseOfferingService courseOfferingService = helperService.getCourseOfferingService();
              List<FormatOfferingInfo> formatOfferingInfos =
                      courseOfferingService.getFormatOfferingsByCourseOffering(courseOfferingId, contextInfo);
              for (FormatOfferingInfo formatOfferingInfo : formatOfferingInfos) {
                  //In keyValues, key is the FormatOfferingInfo.id and value is the FormatOfferingInfo.name
                  keyValues.add(new ConcreteKeyValue(formatOfferingInfo.getId(), formatOfferingInfo.getName()));
              }
          } catch (Exception e) {
              throw new RuntimeException();
          }
          return keyValues;
      }
  }