SEBSERV-560 SEBSERV-563 implementation

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/ScreenProctoringGroupDAO.java

@@ -79,4 +79,6 @@ public interface ScreenProctoringGroupDAO {
     Result<Collection<EntityKey>> deleteGroups(Long examId);
 
     void updateGroupSize(String groupUUID, Integer activeCount, Integer totalCount);
+
+    void resetAllForExam(Long examId);
 }

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ScreenProctoringGroupDAOImpl.java

@@ -243,7 +243,8 @@ public void updateGroupSize(
 
         try {
 
-            UpdateDSL.updateWithMapper(
+            UpdateDSL
+                    .updateWithMapper(
                             this.screenProctoringGroopRecordMapper::update,
                             ScreenProctoringGroopRecordDynamicSqlSupport.screenProctoringGroopRecord)
                     .set(ScreenProctoringGroopRecordDynamicSqlSupport.size)
@@ -259,6 +260,26 @@ public void updateGroupSize(
 
     }
 
+    @Override
+    @Transactional
+    public void resetAllForExam(final Long examId) {
+        try {
+
+            UpdateDSL
+                    .updateWithMapper(
+                            this.screenProctoringGroopRecordMapper::update,
+                            ScreenProctoringGroopRecordDynamicSqlSupport.screenProctoringGroopRecord)
+                    .set(ScreenProctoringGroopRecordDynamicSqlSupport.size)
+                    .equalTo(0)
+                    .where(ScreenProctoringGroopRecordDynamicSqlSupport.examId, isEqualTo(examId))
+                    .build()
+                    .execute();
+
+        } catch (final Exception e) {
+            log.warn("Failed to reset SPS groups size: {}", e.getMessage());
+        }
+    }
+
     private ScreenProctoringGroup toDomainModel(final ScreenProctoringGroopRecord record) {
         return new ScreenProctoringGroup(
                 record.getId(),

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ScreenProctoringServiceImpl.java

@@ -318,6 +318,7 @@ public void notifyExamFinished(final ExamFinishedEvent event) {
 
         if (event.exam.status != Exam.ExamStatus.UP_COMING) {
             this.screenProctoringAPIBinding.deactivateScreenProctoring(event.exam);
+            this.screenProctoringGroupDAO.resetAllForExam(event.exam.id);
         }
     }