Refactor: 예약 상세 조회 시 리뷰 id, 리뷰 작성/수정 가능 여부 포함 (#371)

Author: sso0om

back/src/main/java/com/back/domain/mentoring/mentoring/repository/ReviewRepository.java

@@ -7,6 +7,8 @@
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 
+import java.util.Optional;
+
 public interface ReviewRepository extends JpaRepository<Review, Long> {
     boolean existsByReservationId(Long reservationId);
 
@@ -39,4 +41,13 @@ Page<Review> findAllByMentoringId(
         @Param("mentoringId") Long mentoringId,
         Pageable pageable
     );
+
+    @Query("""
+        SELECT r.id
+        FROM Review r
+        WHERE r.reservation.id = :reservationId
+        """)
+    Optional<Long> findReviewIdByReservationId(
+        @Param("reservationId") Long reservationId
+    );
 }

back/src/main/java/com/back/domain/mentoring/mentoring/service/MentoringStorage.java

@@ -3,6 +3,7 @@
 import com.back.domain.mentoring.mentoring.entity.Mentoring;
 import com.back.domain.mentoring.mentoring.error.MentoringErrorCode;
 import com.back.domain.mentoring.mentoring.repository.MentoringRepository;
+import com.back.domain.mentoring.mentoring.repository.ReviewRepository;
 import com.back.domain.mentoring.reservation.entity.Reservation;
 import com.back.domain.mentoring.reservation.error.ReservationErrorCode;
 import com.back.domain.mentoring.reservation.repository.ReservationRepository;
@@ -30,6 +31,7 @@ public class MentoringStorage {
     private final MentorSlotRepository mentorSlotRepository;
     private final ReservationRepository reservationRepository;
     private final MentoringSessionRepository mentoringSessionRepository;
+    private final ReviewRepository reviewRepository;
 
     // ===== find 메서드 =====
 
@@ -56,6 +58,11 @@ public Reservation findReservation(Long reservationId) {
             .orElseThrow(() -> new ServiceException(ReservationErrorCode.NOT_FOUND_RESERVATION));
     }
 
+    public Long findReviewIdByReservationId(Long reservationId) {
+        return reviewRepository.findReviewIdByReservationId(reservationId)
+            .orElse(null);
+    }
+
 
     // ==== exists 메서드 =====
 

back/src/main/java/com/back/domain/mentoring/reservation/dto/ReservationDetailDto.java

@@ -26,8 +26,13 @@ public record ReservationDetailDto(
         LocalDateTime createDate,
         @Schema(description = "수정일")
         LocalDateTime modifyDate,
+
         @Schema(description = "멘토링 세션 ID")
-        Long mentoringSessionId
+        Long mentoringSessionId,
+        @Schema(description = "리뷰 ID")
+        Long reviewId,
+        @Schema(description = "리뷰 가능 여부")
+        boolean canReview
 ) {
     public static ReservationDetailDto from(Reservation reservation) {
         return new ReservationDetailDto(
@@ -39,11 +44,13 @@ public static ReservationDetailDto from(Reservation reservation) {
                 reservation.getMentorSlot().getEndDateTime(),
                 reservation.getCreateDate(),
                 reservation.getModifyDate(),
-                null
+                null,
+            null,
+            false
         );
     }
 
-    public static ReservationDetailDto from(Reservation reservation, MentoringSession mentoringSession) {
+    public static ReservationDetailDto from(Reservation reservation, MentoringSession mentoringSession, Long reviewId) {
         return new ReservationDetailDto(
                 reservation.getId(),
                 reservation.getStatus(),
@@ -53,7 +60,9 @@ public static ReservationDetailDto from(Reservation reservation, MentoringSessio
                 reservation.getMentorSlot().getEndDateTime(),
                 reservation.getCreateDate(),
                 reservation.getModifyDate(),
-                mentoringSession.getId()
+                mentoringSession.getId(),
+                reviewId,
+                reservation.getStatus().canReview()
         );
     }
 }

back/src/main/java/com/back/domain/mentoring/reservation/dto/response/ReservationResponse.java

@@ -21,9 +21,9 @@ public static ReservationResponse from(Reservation reservation) {
             MenteeDto.from(reservation.getMentee())
         );
     }
-    public static ReservationResponse from(Reservation reservation, MentoringSession mentoringSession) {
+    public static ReservationResponse from(Reservation reservation, MentoringSession mentoringSession, Long reviewId) {
         return new ReservationResponse(
-                ReservationDetailDto.from(reservation, mentoringSession),
+                ReservationDetailDto.from(reservation, mentoringSession, reviewId),
                 MentoringDto.from(reservation.getMentoring()),
                 MentorDto.from(reservation.getMentor()),
                 MenteeDto.from(reservation.getMentee())

back/src/main/java/com/back/domain/mentoring/reservation/service/ReservationService.java

@@ -62,9 +62,10 @@ public ReservationResponse getReservation(Member member, Long reservationId) {
             .orElseThrow(() -> new ServiceException(ReservationErrorCode.RESERVATION_NOT_ACCESSIBLE));
 
         Optional<MentoringSession> mentoringSession = mentoringSessionService.findMentoringSessionByReservation(reservation);
+        Long reviewId = mentoringStorage.findReviewIdByReservationId(reservationId);
 
         return mentoringSession
-            .map(session -> ReservationResponse.from(reservation, session))
+            .map(session -> ReservationResponse.from(reservation, session, reviewId))
             .orElseGet(() -> ReservationResponse.from(reservation));
     }
 
@@ -100,7 +101,7 @@ public ReservationResponse approveReservation(Mentor mentor, Long reservationId)
 
             MentoringSession mentoringSession = mentoringSessionService.create(reservation);
 
-            return ReservationResponse.from(reservation, mentoringSession);
+            return ReservationResponse.from(reservation, mentoringSession, null);
         } catch (OptimisticLockException e) {
             throw new ServiceException(ReservationErrorCode.CONCURRENT_APPROVAL_CONFLICT);
         }