[Main] refac: 시간대 변경

src/main/java/com/gearfirst/backend/api/order/entity/PurchaseOrder.java

@@ -12,6 +12,8 @@
 import lombok.NoArgsConstructor;
 
 import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.UUID;
@@ -80,7 +82,7 @@ public class PurchaseOrder {
     public PurchaseOrder(String vehicleNumber, String vehicleModel, String receiptNum, String requesterCode,
                          Long requesterId, String requesterName, String requesterRole)
     {
-        this.requestDate = LocalDateTime.now();
+        this.requestDate = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime();
         this.orderNumber = generateOrderNumber(this.requestDate);
         this.vehicleNumber = vehicleNumber;
         this.vehicleModel = vehicleModel;
@@ -107,27 +109,27 @@ public void decide(OrderStatus nextStatus) {
 
         validateStateTransition(OrderStatus.PENDING, nextStatus);
         this.status = nextStatus;
-        this.processedDate = LocalDateTime.now();
+        this.processedDate = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime();
     }
 
     //출고
     public void ship(){
         validateStateTransition(OrderStatus.APPROVED, OrderStatus.SHIPPED);
         this.status = OrderStatus.SHIPPED;
-        this.transferDate = LocalDateTime.now();
+        this.transferDate = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime();
     }
     //납품 완료
     public void complete(){
         validateStateTransition(OrderStatus.SHIPPED, OrderStatus.COMPLETED);
         this.status = OrderStatus.COMPLETED;
-        this.completedDate = LocalDateTime.now();
+        this.completedDate = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime();
     }
     //발주 취소
     public void cancel(){
         if (this.completedDate != null) throw new ConflictException(ErrorStatus.ALREADY_PROCESSED_ORDER_EXCEPTION.getMessage());
         validateStateTransitionCancel(this.status);
         this.status = OrderStatus.CANCELLED;
-        this.completedDate = LocalDateTime.now();
+        this.completedDate = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime();
     }
 
     //상태 전이 검증

src/main/java/com/gearfirst/backend/api/schedule/init/SchedulerInitializer.java

@@ -11,6 +11,8 @@
 import org.springframework.stereotype.Component;
 
 import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
 import java.util.List;
 
 @Slf4j
@@ -21,11 +23,11 @@ public class SchedulerInitializer implements ApplicationRunner {
     private final ScheduledTaskService scheduledTaskService;
     @Override
     public void run(ApplicationArguments args) throws Exception {
-        LocalDateTime now = LocalDateTime.now();
+        LocalDateTime now = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime();
         List<ScheduledTask> pendingTasks =
                 scheduledTaskRepository.findByStatusInAndRunAtLessThanEqual(
                         List.of(TaskStatus.PENDING, TaskStatus.RETRYING, TaskStatus.FAILED),
-                        LocalDateTime.now()
+                        ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime()
                 );
         //위에서 불러온 예약 대상 리스트(pendingTasks) 를 하나씩 순회하며 각 예약을 TaskScheduler.schedule()로 다시 등록
         for (ScheduledTask task : pendingTasks) {

src/main/java/com/gearfirst/backend/api/schedule/service/ScheduledTaskService.java

@@ -17,6 +17,7 @@
 
 import java.time.LocalDateTime;
 import java.time.ZoneId;
+import java.time.ZonedDateTime;
 import java.util.Date;
 import java.util.List;
 
@@ -38,7 +39,7 @@ public void scheduleNewTask(Long orderId) {
             log.warn("[중복 예약] orderId={} 이미 등록된 예약이 있습니다.", orderId);
             return;
         }
-        LocalDateTime runAt = LocalDateTime.now().plusDays(3);
+        LocalDateTime runAt = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime().plusDays(3);
 
         ScheduledTask task = ScheduledTask.builder()
                 .orderId(orderId)
@@ -94,7 +95,7 @@ public void executeTask(ScheduledTask task, Long orderId) {
 
             if (task.getRetryCount() <= 3) {
                 // 1시간 뒤 재시도
-                LocalDateTime retryAt = LocalDateTime.now().plusHours(1);
+                LocalDateTime retryAt = ZonedDateTime.now(ZoneId.of("Asia/Seoul")).toLocalDateTime().plusHours(1);
                 task.setStatus(TaskStatus.RETRYING);
                 task.setRunAt(retryAt);
                 scheduledTaskRepository.save(task);