package org.kuali.student.enrollment.class2.courseoffering.service;

 import java.util.ArrayList;

 import java.util.List;

 import java.util.Map;

 import javax.xml.namespace.QName;

 import org.kuali.rice.core.api.resourceloader.GlobalResourceLoader;

 import org.kuali.rice.kns.uif.service.impl.LookupViewHelperServiceImpl;

 import org.kuali.student.common.search.dto.SearchParam;

 import org.kuali.student.common.search.dto.SearchRequest;

 import org.kuali.student.common.search.dto.SearchResult;

 import org.kuali.student.common.search.dto.SearchResultRow;

 import org.kuali.student.common.search.dto.SearchResultCell;

 import org.kuali.student.lum.course.dto.CourseInfo;

 import org.kuali.student.lum.course.service.CourseServiceConstants;

 import org.kuali.student.lum.course.service.CourseService;

 import org.kuali.student.lum.lu.service.LuService;

 import org.kuali.student.lum.lu.service.LuServiceConstants;

 public class CourseInfoLookupViewHelperServiceImpl extends LookupViewHelperServiceImpl {

         private static final long serialVersionUID = 1L;        

     private transient LuService luService;

     private transient CourseService courseService;

          @Override

          protected List<?> getSearchResultsWithBounding(Map<String, String> fieldValues, boolean unbounded) {

                          List <CourseInfo> courseInfoList = new ArrayList<CourseInfo>();

                     String courseId = null;

                 List<SearchParam> searchParams = new ArrayList<SearchParam>();

                 SearchParam qpv1 = new SearchParam();

                 qpv1.setKey("lu.queryParam.luOptionalType");

 //                qpv1.setValue(ProgramClientConstants.CORE_PROGRAM);

 //                qpv1.setValue("kuali.lu.type.CoreProgram");

                 qpv1.setValue("kuali.lu.type.CreditCourse");

                 searchParams.add(qpv1);

                         SearchRequest searchRequest = new SearchRequest();

                 searchRequest.setParams(searchParams);

                         searchRequest.setSearchKey("lu.search.mostCurrent.union");        

                         try {

                                 SearchResult searchResult = getLuService().search(searchRequest);

                         if (searchResult.getRows().size() > 0) {

                             for(SearchResultRow srrow : searchResult.getRows()){

                                 List<SearchResultCell> srCells = srrow.getCells();

                                 if(srCells != null && srCells.size() > 0){

                                     for(SearchResultCell srcell : srCells){

                                         if (srcell.getKey().equals("lu.resultColumn.cluId")) {

                                                 courseId = srcell.getValue();

                                                 CourseInfo course = getCourseService().getCourse(courseId);

                                                 courseInfoList.add(course);

                                         }

                                     }

                                 }

                             }

                         }

                         return courseInfoList;

                         } catch (Exception e) {

                                 throw new RuntimeException(e);

                         }         

          }

             //Note: here I am using r1 LuService implementation!!!

             protected LuService getLuService() {

                 if(luService == null) {

                         luService = (LuService)GlobalResourceLoader.getService(new QName(LuServiceConstants.LU_NAMESPACE,"LuService"));

                 }

                 return this.luService;

             }

             protected CourseService getCourseService() {

                 if(courseService == null) {

                         courseService = (CourseService)GlobalResourceLoader.getService(new QName(CourseServiceConstants.COURSE_NAMESPACE,"CourseService"));

                 }

                 return this.courseService;

             }

 }