[#185] refactor(PerformanceModifyService): 해당 공연에 속하지 않은 회차, 등장인물, 스태…

…프를 수정하려고 할 때 에러처리 추가

src/main/java/com/beat/domain/performance/application/PerformanceModifyService.java

@@ -147,7 +147,7 @@ private List<ScheduleModifyResponse> processSchedules(List<ScheduleModifyRequest
                         return addSchedule(request, performance);
                     } else {
                         existingScheduleIds.remove(request.scheduleId());
-                        return updateSchedule(request);
+                        return updateSchedule(request, performance);
                     }
                 })
                 .collect(Collectors.toList());
@@ -205,14 +205,20 @@ private Schedule addSchedule(ScheduleModifyRequest request, Performance performa
         return savedSchedule;
     }
 
-    private Schedule updateSchedule(ScheduleModifyRequest request) {
+    private Schedule updateSchedule(ScheduleModifyRequest request, Performance performance) {
         log.debug("Updating schedules for scheduleId: {}", request.scheduleId());
 
         Schedule schedule = scheduleRepository.findById(request.scheduleId())
                 .orElseThrow(() -> {
                     log.error("Schedule not found: scheduleId: {}", request.scheduleId());
                     return new NotFoundException(ScheduleErrorCode.NO_SCHEDULE_FOUND);
                 });
+
+        // 공연에 속해 있는지 검증
+        if (!schedule.getPerformance().equals(performance)) {
+            throw new ForbiddenException(ScheduleErrorCode.SCHEDULE_NOT_BELONG_TO_PERFORMANCE);
+        }
+
         schedule.update(
                 request.performanceDate(),
                 request.totalTicketCount(),
@@ -249,7 +255,7 @@ private List<CastModifyResponse> processCasts(List<CastModifyRequest> castReques
                         return addCast(request, performance);
                     } else {
                         existingCastIds.remove(request.castId()); // 요청에 포함된 ID는 삭제 후보에서 제거
-                        return updateCast(request);
+                        return updateCast(request, performance);
                     }
                 })
                 .collect(Collectors.toList());
@@ -278,14 +284,20 @@ private CastModifyResponse addCast(CastModifyRequest request, Performance perfor
         );
     }
 
-    private CastModifyResponse updateCast(CastModifyRequest request) {
+    private CastModifyResponse updateCast(CastModifyRequest request, Performance performance) {
         log.debug("Updating casts for castId: {}", request.castId());
 
         Cast cast = castRepository.findById(request.castId())
                 .orElseThrow(() -> {
                     log.error("Cast not found: castId: {}", request.castId());
                     return new NotFoundException(CastErrorCode.CAST_NOT_FOUND);
                 });
+
+        // 공연에 속해 있는지 검증
+        if (!cast.getPerformance().equals(performance)) {
+            throw new ForbiddenException(CastErrorCode.CAST_NOT_BELONG_TO_PERFORMANCE);
+        }
+
         cast.update(
                 request.castName(),
                 request.castRole(),
@@ -329,7 +341,7 @@ private List<StaffModifyResponse> processStaffs(List<StaffModifyRequest> staffRe
                         return addStaff(request, performance);
                     } else {
                         existingStaffIds.remove(request.staffId()); // 요청에 포함된 ID는 삭제 후보에서 제거
-                        return updateStaff(request);
+                        return updateStaff(request, performance);
                     }
                 })
                 .collect(Collectors.toList());
@@ -358,14 +370,20 @@ private StaffModifyResponse addStaff(StaffModifyRequest request, Performance per
         );
     }
 
-    private StaffModifyResponse updateStaff(StaffModifyRequest request) {
+    private StaffModifyResponse updateStaff(StaffModifyRequest request, Performance performance) {
         log.debug("Updating staffs for staffId: {}", request.staffId());
 
         Staff staff = staffRepository.findById(request.staffId())
                 .orElseThrow(() -> {
                     log.error("Staff not found: staffId: {}", request.staffId());
                     return new NotFoundException(StaffErrorCode.STAFF_NOT_FOUND);
                 });
+
+        // 공연에 속해 있는지 검증
+        if (!staff.getPerformance().equals(performance)) {
+            throw new ForbiddenException(StaffErrorCode.STAFF_NOT_BELONG_TO_PERFORMANCE);
+        }
+
         staff.update(
                 request.staffName(),
                 request.staffRole(),