feat : reportSet delete 추가

backend/src/main/java/com/edufocus/edufocus/report/controller/ReportController.java

@@ -87,4 +87,13 @@ public class ReportController {
         return new ResponseEntity<>(reportResponses, HttpStatus.OK);
     }
 
+    @DeleteMapping("/teacher/report/{reportSetId}")
+    public ResponseEntity<?> deleteReportSet(@PathVariable("reportSetId") UUID reportSetId, HttpServletRequest request){
+        String token = request.getHeader("Authorization");
+        long userId = Long.parseLong(jwtUtil.getUserId(token));
+
+        reportService.deleteReportSet(reportSetId, userId);
+
+        return new ResponseEntity<>(HttpStatus.OK);
+    }
 }

backend/src/main/java/com/edufocus/edufocus/report/entity/vo/ReportSet.java

@@ -55,4 +55,8 @@ public class ReportSet {
                 .testAt(createAt)
                 .build();
     }
+
+    public long findUserId(){
+        return lecture.getUser().getId();
+    }
 }

backend/src/main/java/com/edufocus/edufocus/report/service/ReportService.java

@@ -20,4 +20,6 @@ public interface ReportService {
     List<ReportResponse> findReports(long lectureId, long userid);
 
     UUID initReportSet(long lectureId, long quizSetId);
+
+    void deleteReportSet(UUID reportSetId, long userId);
 }

backend/src/main/java/com/edufocus/edufocus/report/service/ReportServiceImpl.java

@@ -172,4 +172,11 @@ public class ReportServiceImpl implements ReportService {
         return reportSet.getId();
 
     }
+
+    @Override
+    public void deleteReportSet(UUID reportSetId, long userId) {
+        ReportSet reportSet = reportSetRepository.findById(reportSetId).orElseThrow(NoSuchElementException::new);
+        if(reportSet.findUserId() == userId)
+            reportSetRepository.delete(reportSet);
+    }
 }