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

 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.rice.krad.util.GlobalVariables;

 import org.kuali.rice.krad.util.KRADConstants;

 import org.kuali.student.enrollment.class2.courseoffering.dto.ActivityOfferingFormObject;

 import org.kuali.student.enrollment.class2.courseoffering.service.ActivityOfferingMaintainable;

 import org.kuali.student.enrollment.courseoffering.dto.ActivityOfferingInfo;

 import org.kuali.student.enrollment.courseoffering.service.CourseOfferingService;

 import org.kuali.student.r2.common.dto.ContextInfo;

 import org.kuali.student.r2.common.dto.LocaleInfo;

 import org.kuali.student.r2.common.util.constants.CourseOfferingServiceConstants;

 import org.kuali.student.r2.common.util.constants.LuiServiceConstants;

 import org.kuali.student.r2.common.util.constants.StateServiceConstants;

 import org.kuali.student.r2.common.util.constants.TypeServiceConstants;

 import org.kuali.student.r2.core.state.service.StateService;

 import org.kuali.student.r2.core.type.service.TypeService;

 import javax.xml.namespace.QName;

 import java.util.Locale;

 import java.util.Map;

 public class ActivityOfferingMaintainableImpl extends MaintainableImpl implements ActivityOfferingMaintainable {

     private transient CourseOfferingService courseOfferingService;

     private ContextInfo contextInfo;

     private transient TypeService typeService;

     private transient StateService stateService;

     @Override

     public void saveDataObject() {

         if(getMaintenanceAction().equals(KRADConstants.MAINTENANCE_NEW_ACTION) ||

                 getMaintenanceAction().equals(KRADConstants.MAINTENANCE_COPY_ACTION)) {

             try {

                 ActivityOfferingFormObject activityOfferingFormObject = (ActivityOfferingFormObject) getDataObject();

                 ActivityOfferingInfo activityOfferingInfo = getCourseOfferingService().createActivityOffering(activityOfferingFormObject.getAoInfo().getFormatOfferingId(),activityOfferingFormObject.getAoInfo().getActivityId(), LuiServiceConstants.LECTURE_ACTIVITY_OFFERING_TYPE_KEY,activityOfferingFormObject.getAoInfo(),getContextInfo());

                 setDataObject(new ActivityOfferingFormObject(activityOfferingInfo));

             } catch (Exception e) {

                 throw new RuntimeException(e);

             }

         }

         else {   //should be edit action

             ActivityOfferingFormObject activityOfferingFormObject = (ActivityOfferingFormObject) getDataObject();

             try {

                 ActivityOfferingInfo activityOfferingInfo = getCourseOfferingService().updateActivityOffering(activityOfferingFormObject.getAoInfo().getId(), activityOfferingFormObject.getAoInfo(), getContextInfo());

             } catch (Exception e) {

                 throw new RuntimeException(e);

             }

         }

     }

     @Override

     public Object retrieveObjectForEditOrCopy(MaintenanceDocument document, Map<String, String> dataObjectKeys) {

         try {

             ActivityOfferingInfo info = getCourseOfferingService().getActivityOffering(dataObjectKeys.get("aoInfo.id"),getContextInfo());

             ActivityOfferingFormObject formObject = new ActivityOfferingFormObject(info);

             document.getNewMaintainableObject().setDataObject(formObject);

             document.getOldMaintainableObject().setDataObject(formObject);

 //            StateInfo state = getStateService().getState(formObject.getDto().getStateKey(), getContextInfo());

 //            formObject.setStateName(state.getName());

             return formObject;

         } catch (Exception e) {

             throw new RuntimeException(e);

         }

     }

     @Override

     public void processAfterNew(MaintenanceDocument document, Map<String, String[]> requestParameters) {

         ActivityOfferingFormObject formObject = (ActivityOfferingFormObject)document.getNewMaintainableObject().getDataObject();

         document.getDocumentHeader().setDocumentDescription("Activity Offering");

         try {

 //            StateInfo state = getStateService().getState(formObject.getDto().getStateKey(), getContextInfo());

 //            formObject.setStateName(state.getName());

         } catch (Exception e) {

             e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.

         }

     }

     public ContextInfo getContextInfo() {

         if (null == contextInfo) {

             contextInfo = new ContextInfo();

             contextInfo.setAuthenticatedPrincipalId(GlobalVariables.getUserSession().getPrincipalId());

             contextInfo.setPrincipalId(GlobalVariables.getUserSession().getPrincipalId());

             LocaleInfo localeInfo = new LocaleInfo();

             localeInfo.setLocaleLanguage(Locale.getDefault().getLanguage());

             localeInfo.setLocaleRegion(Locale.getDefault().getCountry());

             contextInfo.setLocale(localeInfo);

         }

         return contextInfo;

     }

     public TypeService getTypeService() {

            if(typeService == null) {

              typeService = (TypeService) GlobalResourceLoader.getService(new QName(TypeServiceConstants.NAMESPACE, TypeServiceConstants.SERVICE_NAME_LOCAL_PART));

         }

         return this.typeService;

     }

     public StateService getStateService() {

            if(stateService == null) {

              stateService = (StateService) GlobalResourceLoader.getService(new QName(StateServiceConstants.NAMESPACE, StateServiceConstants.SERVICE_NAME_LOCAL_PART));

         }

         return stateService;

     }

     protected CourseOfferingService getCourseOfferingService() {

         if (courseOfferingService == null) {

             courseOfferingService = (CourseOfferingService) GlobalResourceLoader.getService(new QName(CourseOfferingServiceConstants.NAMESPACE, "CourseOfferingService"));

         }

         return courseOfferingService;

     }

 }