[RELEASE] Main 코드 업데이트

src/main/java/com/flipflick/backend/api/debate/controller/DebateController.java

@@ -233,4 +233,28 @@ public ResponseEntity<ApiResponse<DebateResponseDto.DebatePageResponse>> getUser
         DebateResponseDto.DebatePageResponse result = debateService.getDebatesByMemberAndMoviePopularity(memberId, tmdbId, page, size);
         return ApiResponse.success(SuccessStatus.SEND_DEBATE_LIST_SUCCESS, result);
     }
+
+    @Operation(summary = "사용자의 토론 반응 상태 조회", description = "현재 사용자가 특정 토론에 대한 좋아요/싫어요 상태를 조회합니다.")
+    @ApiResponses({
+            @io.swagger.v3.oas.annotations.responses.ApiResponse(responseCode = "200", description = "반응 상태 조회 성공")
+    })
+    @GetMapping("/{debateId}/user-reaction")
+    public ResponseEntity<ApiResponse<DebateResponseDto.UserReaction>> getUserDebateReaction(
+            @Parameter(description = "토론 ID", example = "1")
+            @PathVariable Long debateId,
+            @AuthenticationPrincipal SecurityMember securityMember) {
+
+        // 비로그인 사용자의 경우
+        if (securityMember == null) {
+            DebateResponseDto.UserReaction result = DebateResponseDto.UserReaction.builder()
+                    .isLiked(false)
+                    .isHated(false)
+                    .build();
+            return ApiResponse.success(SuccessStatus.GET_USER_REACTION_SUCCESS, result);
+        }
+
+        Long currentUserId = securityMember.getId();
+        DebateResponseDto.UserReaction result = debateService.getUserReaction(debateId, currentUserId);
+        return ApiResponse.success(SuccessStatus.GET_USER_REACTION_SUCCESS, result);
+    }
 }

src/main/java/com/flipflick/backend/api/debate/dto/DebateResponseDto.java

@@ -203,4 +203,17 @@ public static class DebateMovieInfo {
         @Schema(description = "영화 평점")
         private Double rating;
     }
+
+    @Getter
+    @Builder
+    @NoArgsConstructor
+    @AllArgsConstructor
+    @Schema(description = "사용자의 토론 반응 상태")
+    public static class UserReaction {
+        @Schema(description = "현재 사용자가 좋아요를 눌렀는지", example = "true")
+        private Boolean isLiked;
+
+        @Schema(description = "현재 사용자가 싫어요를 눌렀는지", example = "false")
+        private Boolean isHated;
+    }
 }

src/main/java/com/flipflick/backend/api/debate/repository/DebateRepository.java

@@ -109,4 +109,6 @@ ORDER BY CAST(d.created_at AS DATE)
     """, nativeQuery = true)
     List<Object[]> countNewDebatesByDate(@Param("startDate") LocalDate startDate,
                                          @Param("endDate") LocalDate endDate);
+
+    boolean existsByIdAndIsDeletedFalse(Long id);
 }

src/main/java/com/flipflick/backend/api/debate/service/DebateService.java

@@ -24,6 +24,8 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.Optional;
+
 @Service
 @RequiredArgsConstructor
 @Slf4j
@@ -337,5 +339,34 @@ public DebateResponseDto.DebatePageResponse getDebatesByNicknamePopularity(Strin
         return DebateResponseDto.DebatePageResponse.from(detailPage);
     }
 
+    // 사용자의 토론 반응 상태 조회
+    public DebateResponseDto.UserReaction getUserReaction(Long debateId, Long userId) {
+        // 토론 존재 여부 확인
+        if (!debateRepository.existsByIdAndIsDeletedFalse(debateId)) {
+            throw new NotFoundException(ErrorStatus.DEBATE_NOT_FOUND.getMessage());
+        }
+
+        Boolean isLiked = false;
+        Boolean isHated = false;
+
+        // 사용자의 반응 조회
+        Optional<DebateLikeHate> userReaction = debateLikeHateRepository
+                .findByDebateIdAndMemberId(debateId, userId);
+
+        if (userReaction.isPresent()) {
+            DebateLikeHate likeHate = userReaction.get();
+            if (likeHate.getType() == LikeHateType.LIKE) {
+                isLiked = true;
+            } else if (likeHate.getType() == LikeHateType.HATE) {
+                isHated = true;
+            }
+        }
+
+        return DebateResponseDto.UserReaction.builder()
+                .isLiked(isLiked)
+                .isHated(isHated)
+                .build();
+    }
+
 
 }

src/main/java/com/flipflick/backend/common/response/SuccessStatus.java

@@ -85,6 +85,7 @@ public enum SuccessStatus {
     REPORT_CREATE_SUCCESS(HttpStatus.OK,"신고 등록 성공"),
     REPORT_DELETE_SUCCESS(HttpStatus.OK,"신고 삭제 성공"),
     SEND_TODAY_MOVIE_SUCCESS(HttpStatus.OK, "오늘의 TOP10 영화 조회 성공"),
+    GET_USER_REACTION_SUCCESS(HttpStatus.OK, "사용자 반응 상태 조회에 성공했습니다."),
 
     WITHDRAW_SUCCESS(HttpStatus.OK, "회원 탈퇴 성공");
     private final HttpStatus httpStatus;