team-confeti · ch1hyun · Apr 2, 2026
diff --git a/src/main/java/org/sopt/confeti/api/admin/controller/AdminController.java b/src/main/java/org/sopt/confeti/api/admin/controller/AdminController.java
@@ -171,7 +171,7 @@ public ResponseEntity<BaseResponse<AdminConcertListResponse>> getAdminConcerts(
     ) {
         AdminConcertListInfo concertList = adminFacade.getAdminConcerts(search);
         return ApiResponseUtil.success(SuccessMessage.SUCCESS,
-            AdminConcertListResponse.of(concertList, s3FileHandler));
+            AdminConcertListResponse.from(concertList));
     }
 
     @Override
@@ -181,7 +181,7 @@ public ResponseEntity<BaseResponse<AdminConcertDetailResponse>> getAdminConcertD
     ) {
         AdminConcertDetailInfo concertDetail = adminFacade.getAdminConcertDetail(concertId);
         return ApiResponseUtil.success(SuccessMessage.SUCCESS,
-            AdminConcertDetailResponse.of(concertDetail, s3FileHandler));
+            AdminConcertDetailResponse.from(concertDetail));
     }
 
     @Override

diff --git a/src/main/java/org/sopt/confeti/api/admin/dto/response/AdminConcertDetailResponse.java b/src/main/java/org/sopt/confeti/api/admin/dto/response/AdminConcertDetailResponse.java
@@ -4,8 +4,6 @@
 import java.time.LocalDateTime;
 import java.util.List;
 import org.sopt.confeti.api.admin.facade.dto.response.AdminConcertDetailInfo;
-import org.sopt.confeti.global.common.constant.FolderPath;
-import org.sopt.confeti.global.util.S3FileHandler;
 
 public record AdminConcertDetailResponse(
     long concertId,
@@ -70,14 +68,14 @@ public static ArtistResponse from(AdminConcertDetailInfo.ArtistInfo info) {
         }
     }
 
-    public static AdminConcertDetailResponse of(AdminConcertDetailInfo info, S3FileHandler s3FileHandler) {
+    public static AdminConcertDetailResponse from(AdminConcertDetailInfo info) {
         return new AdminConcertDetailResponse(
             info.concertId(),
             info.title(),
             info.startAt(),
             info.endAt(),
             info.area(),
-            s3FileHandler.getFileUrl(FolderPath.combine(FolderPath.CONCERT, FolderPath.POSTER), info.posterPath()).toString(),
+            info.posterUrl(),
             info.ageRating(),
             info.time(),
             info.price(),

diff --git a/src/main/java/org/sopt/confeti/api/admin/dto/response/AdminConcertListResponse.java b/src/main/java/org/sopt/confeti/api/admin/dto/response/AdminConcertListResponse.java
@@ -4,19 +4,16 @@
 import java.util.List;
 import org.sopt.confeti.api.admin.facade.dto.response.AdminConcertListInfo;
 import org.sopt.confeti.api.admin.facade.dto.response.AdminConcertListInfo.ConcertInfo;
-import org.sopt.confeti.global.common.constant.FolderPath;
-import org.sopt.confeti.global.util.S3FileHandler;
 
 public record AdminConcertListResponse(
     UpcomingConcerts upcomingConcerts,
     FinishedConcerts finishedConcerts
 ) {
 
-    public static AdminConcertListResponse of(AdminConcertListInfo info,
-        S3FileHandler s3FileHandler) {
+    public static AdminConcertListResponse from(AdminConcertListInfo info) {
         return new AdminConcertListResponse(
-            UpcomingConcerts.of(info.upcomingConcerts(), s3FileHandler),
-            FinishedConcerts.of(info.finishedConcerts(), s3FileHandler)
+            UpcomingConcerts.from(info.upcomingConcerts()),
+            FinishedConcerts.from(info.finishedConcerts())
         );
     }
 
@@ -25,9 +22,9 @@ public record UpcomingConcerts(
         int count
     ) {
 
-        public static UpcomingConcerts of(List<ConcertInfo> infos, S3FileHandler s3FileHandler) {
+        public static UpcomingConcerts from(List<ConcertInfo> infos) {
             List<ConcertResponse> concerts = infos.stream()
-                .map(info -> ConcertResponse.of(info, s3FileHandler))
+                .map(ConcertResponse::from)
                 .toList();
             return new UpcomingConcerts(concerts, concerts.size());
         }
@@ -38,9 +35,9 @@ public record FinishedConcerts(
         int count
     ) {
 
-        public static FinishedConcerts of(List<ConcertInfo> infos, S3FileHandler s3FileHandler) {
+        public static FinishedConcerts from(List<ConcertInfo> infos) {
             List<ConcertResponse> concerts = infos.stream()
-                .map(info -> ConcertResponse.of(info, s3FileHandler))
+                .map(ConcertResponse::from)
                 .toList();
             return new FinishedConcerts(concerts, concerts.size());
         }
@@ -55,13 +52,10 @@ public record ConcertResponse(
         String area
     ) {
 
-        public static ConcertResponse of(ConcertInfo info, S3FileHandler s3FileHandler) {
+        public static ConcertResponse from(ConcertInfo info) {
             return new ConcertResponse(
                 info.concertId(),
-                s3FileHandler.getFileUrl(
-                    FolderPath.combine(FolderPath.CONCERT, FolderPath.POSTER),
-                    info.posterPath()
-                ).toString(),
+                info.posterUrl(),
                 info.title(),
                 info.startAt(),
                 info.endAt(),

diff --git a/src/main/java/org/sopt/confeti/api/admin/facade/dto/response/AdminConcertDetailInfo.java b/src/main/java/org/sopt/confeti/api/admin/facade/dto/response/AdminConcertDetailInfo.java
@@ -3,18 +3,22 @@
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.util.List;
+import lombok.Builder;
 import org.sopt.confeti.domain.concert.Concert;
+import org.sopt.confeti.domain.concert.application.dto.ConcertFileInfo;
 import org.sopt.confeti.domain.concert_artist.ConcertArtist;
 import org.sopt.confeti.domain.concert_reservation_schedule.ConcertReservationScheduleInfo;
 import org.sopt.confeti.domain.concert_reservation_url.ConcertReservationUrl;
 
+@Builder(toBuilder = true)
 public record AdminConcertDetailInfo(
     long concertId,
     String title,
     LocalDate startAt,
     LocalDate endAt,
     String area,
     String posterPath,
+    String posterUrl,
     String ageRating,
     String time,
     String price,
@@ -72,28 +76,34 @@ public static ArtistInfo from(ConcertArtist concertArtist) {
     }
 
     public static AdminConcertDetailInfo from(Concert concert) {
-        return new AdminConcertDetailInfo(
-            concert.getId(),
-            concert.getTitle(),
-            concert.getStartAt(),
-            concert.getEndAt(),
-            concert.getArea(),
-            concert.getPosterPath(),
-            concert.getAgeRating(),
-            concert.getTime(),
-            concert.getPrice(),
-            concert.getAddress(),
-            concert.getCreatedAt(),
-            concert.getUpdatedAt(),
-            concert.getReservationUrls().stream()
+        return AdminConcertDetailInfo.builder()
+            .concertId(concert.getId())
+            .title(concert.getTitle())
+            .startAt(concert.getStartAt())
+            .endAt(concert.getEndAt())
+            .area(concert.getArea())
+            .posterPath(concert.getPosterPath())
+            .ageRating(concert.getAgeRating())
+            .time(concert.getTime())
+            .price(concert.getPrice())
+            .address(concert.getAddress())
+            .createdAt(concert.getCreatedAt())
+            .updatedAt(concert.getUpdatedAt())
+            .reservationUrls(concert.getReservationUrls().stream()
                 .map(ReservationUrlInfo::from)
-                .toList(),
-            concert.getReservationSchedules().stream()
+                .toList())
+            .reservationSchedules(concert.getReservationSchedules().stream()
                 .map(schedule -> ReservationScheduleInfo.from(schedule.toDomain()))
-                .toList(),
-            concert.getArtists().stream()
+                .toList())
+            .artists(concert.getArtists().stream()
                 .map(ArtistInfo::from)
-                .toList()
-        );
+                .toList())
+            .build();
+    }
+
+    public AdminConcertDetailInfo withFileUrls(ConcertFileInfo fileUrls) {
+        return this.toBuilder()
+            .posterUrl(fileUrls.posterUrl())
+            .build();
     }
 }
diff --git a/src/main/java/org/sopt/confeti/api/admin/facade/dto/response/AdminConcertListInfo.java b/src/main/java/org/sopt/confeti/api/admin/facade/dto/response/AdminConcertListInfo.java
@@ -11,7 +11,7 @@ public record AdminConcertListInfo(
 
     public record ConcertInfo(
         long concertId,
-        String posterPath,
+        String posterUrl,
         String title,
         LocalDate startAt,
         LocalDate endAt,
@@ -21,7 +21,7 @@ public record ConcertInfo(
         public static ConcertInfo from(ConcertPreviewInfo info) {
             return new ConcertInfo(
                 info.concertId(),
-                info.posterPath(),
+                info.posterUrl(),
                 info.title(),
                 info.startAt(),
                 info.endAt(),

diff --git a/src/main/java/org/sopt/confeti/api/performance/dto/response/ConcertDetailInfoResponse.java b/src/main/java/org/sopt/confeti/api/performance/dto/response/ConcertDetailInfoResponse.java
@@ -2,7 +2,6 @@
 
 import java.util.List;
 import org.sopt.confeti.api.performance.facade.dto.response.ConcertDetailDTO;
-import org.sopt.confeti.global.common.constant.FolderPath;
 import org.sopt.confeti.global.util.DateConvertor;
 import org.sopt.confeti.global.util.S3FileHandler;
 
@@ -42,8 +41,7 @@ public static ConcertDetailInfoResponse of(ConcertDetailDTO concertDetailDTO,
         S3FileHandler s3FileHandler) {
         return new ConcertDetailInfoResponse(
             concertDetailDTO.concertId(),
-            s3FileHandler.getFileUrl(FolderPath.combine(FolderPath.CONCERT, FolderPath.POSTER),
-                concertDetailDTO.posterPath()).toString(),
+            concertDetailDTO.posterUrl(),
             concertDetailDTO.title(),
             DateConvertor.convertToDefaultFormat(concertDetailDTO.startAt()),
             DateConvertor.convertToDefaultFormat(concertDetailDTO.endAt()),

diff --git a/src/main/java/org/sopt/confeti/api/performance/facade/dto/response/ConcertDetailDTO.java b/src/main/java/org/sopt/confeti/api/performance/facade/dto/response/ConcertDetailDTO.java
@@ -3,18 +3,22 @@
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.util.List;
+import lombok.Builder;
 import org.sopt.confeti.domain.concert.Concert;
+import org.sopt.confeti.domain.concert.application.dto.ConcertFileInfo;
 import org.sopt.confeti.domain.concert_reservation_schedule.ConcertReservationScheduleInfo;
 import org.sopt.confeti.global.annotation.RedisSerializable;
 
 @RedisSerializable
+@Builder(toBuilder = true)
 public record ConcertDetailDTO(
     long concertId,
     String title,
     LocalDate startAt,
     LocalDate endAt,
     String area,
     String posterPath,
+    String posterUrl,
     String ageRating,
     String time,
     String price,
@@ -36,26 +40,32 @@ public static ReservationScheduleDTO from(ConcertReservationScheduleInfo info) {
     }
 
     public static ConcertDetailDTO from(Concert concert) {
-        return new ConcertDetailDTO(
-            concert.getId(),
-            concert.getTitle(),
-            concert.getStartAt(),
-            concert.getEndAt(),
-            concert.getArea(),
-            concert.getPosterPath(),
-            concert.getAgeRating(),
-            concert.getTime(),
-            concert.getPrice(),
-            concert.getAddress(),
-            concert.getReservationUrls().stream()
+        return ConcertDetailDTO.builder()
+            .concertId(concert.getId())
+            .title(concert.getTitle())
+            .startAt(concert.getStartAt())
+            .endAt(concert.getEndAt())
+            .area(concert.getArea())
+            .posterPath(concert.getPosterPath())
+            .ageRating(concert.getAgeRating())
+            .time(concert.getTime())
+            .price(concert.getPrice())
+            .address(concert.getAddress())
+            .reservations(concert.getReservationUrls().stream()
                 .map(ConcertReservationDTO::from)
-                .toList(),
-            concert.getReservationSchedules().stream()
+                .toList())
+            .reservationSchedules(concert.getReservationSchedules().stream()
                 .map(schedule -> ReservationScheduleDTO.from(schedule.toDomain()))
-                .toList(),
-            concert.getArtists().stream()
+                .toList())
+            .artists(concert.getArtists().stream()
                 .map(ConcertArtistDTO::of)
-                .toList()
-        );
+                .toList())
+            .build();
+    }
+
+    public ConcertDetailDTO withFileUrls(ConcertFileInfo fileUrls) {
+        return this.toBuilder()
+            .posterUrl(fileUrls.posterUrl())
+            .build();
     }
 }
diff --git a/src/main/java/org/sopt/confeti/domain/concert/application/ConcertFileService.java b/src/main/java/org/sopt/confeti/domain/concert/application/ConcertFileService.java
@@ -0,0 +1,20 @@
+package org.sopt.confeti.domain.concert.application;
+
+import lombok.RequiredArgsConstructor;
+import org.sopt.confeti.domain.concert.Concert;
+import org.sopt.confeti.domain.concert.application.dto.ConcertFileInfo;
+import org.sopt.confeti.global.common.CdnFileDomainResolveService;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class ConcertFileService {
+
+    private final CdnFileDomainResolveService cdnFileDomainResolveService;
+
+    public ConcertFileInfo getFileUrls(Concert concert) {
+        return ConcertFileInfo.builder()
+            .posterUrl(cdnFileDomainResolveService.resolve(concert.getPosterPath()))
+            .build();
+    }
+}
diff --git a/src/main/java/org/sopt/confeti/domain/concert/application/ConcertService.java b/src/main/java/org/sopt/confeti/domain/concert/application/ConcertService.java
@@ -23,6 +23,7 @@ public class ConcertService {
 
     private final RedisHandler redisHandler;
     private final ConcertRepository concertRepository;
+    private final ConcertFileService concertFileService;
 
     // TODO: AOP 방식으로 캐싱 전략 수정
     @Transactional(readOnly = true)
@@ -39,7 +40,8 @@ public ConcertDetailDTO getUpcomingConcertDetailByConcertId(long concertId) {
         concertRepository.findUpcomingWithReservationUrlsById(concertId);
         concertRepository.findUpcomingWithReservationSchedulesById(concertId);
 
-        ConcertDetailDTO concertDetail = ConcertDetailDTO.from(concert);
+        ConcertDetailDTO concertDetail = ConcertDetailDTO.from(concert)
+            .withFileUrls(concertFileService.getFileUrls(concert));
         redisHandler.set(RedisKey.PERFORMANCE_CONCERTS.createKeyInfo(concertId), concertDetail);
         return concertDetail;
     }
@@ -50,13 +52,15 @@ public AdminConcertDetailInfo getAdminConcertDetailInfo(long concertId) {
             .orElseThrow(() -> new NotFoundException(ErrorMessage.NOT_FOUND));
         concertRepository.findWithReservationUrlsById(concertId);
         concertRepository.findWithReservationSchedulesById(concertId);
-        return AdminConcertDetailInfo.from(concert);
+        return AdminConcertDetailInfo.from(concert)
+            .withFileUrls(concertFileService.getFileUrls(concert));
     }
 
     @ReadOnlyTransactional
     public List<ConcertPreviewInfo> getAdminConcertPreviews(String keyword) {
         return findConcertsByKeyword(keyword).stream()
-            .map(ConcertPreviewInfo::from)
+            .map(concert -> ConcertPreviewInfo.from(concert)
+                .withFileUrls(concertFileService.getFileUrls(concert)))
             .toList();
     }
 

diff --git a/src/main/java/org/sopt/confeti/domain/concert/application/dto/ConcertFileInfo.java b/src/main/java/org/sopt/confeti/domain/concert/application/dto/ConcertFileInfo.java
@@ -0,0 +1,10 @@
+package org.sopt.confeti.domain.concert.application.dto;
+
+import lombok.Builder;
+
+@Builder
+public record ConcertFileInfo(
+    String posterUrl
+) {
+
+}