fix: closedAt 변환 시 ZonedDateTime 사용으로 UTC 변환 정확도 개선 (#79)

Author: soonge2

src/main/java/com/moa/moa_server/domain/vote/service/VoteService.java

@@ -33,10 +33,15 @@
 import com.moa.moa_server.domain.vote.util.VoteValidator;
 import jakarta.annotation.Nullable;
 import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.dao.DataIntegrityViolationException;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
+import java.time.ZonedDateTime;
 import java.util.List;
 import java.util.Optional;
 import java.util.stream.Stream;
@@ -45,6 +50,9 @@
 @RequiredArgsConstructor
 public class VoteService {
 
+    @Value("${spring.profiles.active:}")
+    private String activeProfile;
+
     private static final int DEFAULT_PAGE_SIZE = 10;
     private static final int DEFAULT_UNAUTHENTICATED_PAGE_SIZE = 3;
 
@@ -82,22 +90,27 @@ public Long createVote(Long userId, VoteCreateRequest request) {
         VoteValidator.validateContent(request.content());
         VoteValidator.validateImageUrl(request.imageUrl());
         String imageUrl = request.imageUrl().isBlank() ? null : request.imageUrl().trim();
-        VoteValidator.validateClosedAt(request.closedAt());
+
+        ZonedDateTime koreaTime = request.closedAt().atZone(ZoneId.of("Asia/Seoul"));
+        LocalDateTime utcTime = koreaTime.withZoneSameInstant(ZoneOffset.UTC).toLocalDateTime();
+        VoteValidator.validateClosedAt(utcTime);
 
         // Vote 생성 및 저장
         Vote vote = Vote.createUserVote(
                 user,
                 group,
                 request.content(),
                 imageUrl,
-                request.closedAt().minusHours(9),
+                request.closedAt(),
                 request.anonymous(),
                 adminVote
         );
         voteRepository.save(vote);
 
-        // AI 서버로 검열 요청
-        voteModerationService.requestModeration(vote.getId(), vote.getContent());
+        // AI 서버로 검열 요청 (로컬 환경 제외)
+        if (!"local".equals(activeProfile)) {
+            voteModerationService.requestModeration(vote.getId(), vote.getContent());
+        }
 
         return vote.getId();
     }

src/main/java/com/moa/moa_server/domain/vote/util/VoteValidator.java

@@ -4,6 +4,7 @@
 import com.moa.moa_server.domain.vote.handler.VoteException;
 
 import java.time.LocalDateTime;
+import java.time.ZoneOffset;
 
 public class VoteValidator {
 
@@ -23,7 +24,7 @@ public static void validateImageUrl(String imageUrl) {
     }
 
     public static void validateClosedAt(LocalDateTime closedAt) {
-        if (closedAt == null || !closedAt.isAfter(LocalDateTime.now())) {
+        if (closedAt == null || !closedAt.isAfter(LocalDateTime.now(ZoneOffset.UTC))) {
             throw new VoteException(VoteErrorCode.INVALID_TIME);        }
     }
 }