Feature: 프로젝트 디테일 이미지 업로드 기능 구현

src/main/java/org/cotato/csquiz/api/project/controller/ProjectController.java

@@ -54,7 +54,7 @@ public ResponseEntity<CreateProjectResponse> createProject(@RequestBody @Valid C
     @PostMapping(value = "/images", consumes = "multipart/form-data")
     public ResponseEntity<Void> createProjectImage(@ModelAttribute CreateProjectImageRequest request)
             throws ImageException {
-        projectImageService.createProjectImage(request.projectId(), request.logoImage(), request.thumbNailImage());
+        projectImageService.createProjectImage(request.projectId(), request.logoImage(), request.thumbNailImage(), request.detailImages());
         return ResponseEntity.status(HttpStatus.CREATED).build();
     }
 }

src/main/java/org/cotato/csquiz/api/project/dto/CreateProjectImageRequest.java

@@ -1,10 +1,12 @@
 package org.cotato.csquiz.api.project.dto;
 
+import java.util.List;
 import org.springframework.web.multipart.MultipartFile;
 
 public record CreateProjectImageRequest(
         Long projectId,
         MultipartFile logoImage,
-        MultipartFile thumbNailImage
+        MultipartFile thumbNailImage,
+        List<MultipartFile> detailImages
 )  {
 }

src/main/java/org/cotato/csquiz/api/project/dto/ProjectImageInfoResponse.java

@@ -6,13 +6,15 @@
 public record ProjectImageInfoResponse(
         Long imageId,
         String imageUrl,
-        ProjectImageType projectImageType
+        ProjectImageType projectImageType,
+        Integer imageOrder
 ) {
         public static ProjectImageInfoResponse from(ProjectImage projectImage) {
             return new ProjectImageInfoResponse(
                     projectImage.getId(),
                     projectImage.getS3Info().getUrl(),
-                    projectImage.getProjectImageType()
+                    projectImage.getProjectImageType(),
+                    projectImage.getImageOrder() != null ? projectImage.getImageOrder() : 0
             );
         }
 }

src/main/java/org/cotato/csquiz/domain/generation/entity/ProjectImage.java

@@ -35,26 +35,41 @@ public class ProjectImage {
     @Column(name = "project_id", nullable = false)
     private Long projectId;
 
+    @Column(name = "project_image_order")
+    private Integer imageOrder;
+
     @Builder
-    public ProjectImage(ProjectImageType projectImageType, S3Info s3Info, Long projectId) {
+    public ProjectImage(ProjectImageType projectImageType, S3Info s3Info, Long projectId, Integer imageOrder) {
         this.projectImageType = projectImageType;
         this.s3Info = s3Info;
         this.projectId = projectId;
+        this.imageOrder = imageOrder;
     }
 
     public static ProjectImage logoImage(S3Info imageInfo, Long projectId) {
         return new ProjectImage(
                 ProjectImageType.LOGO,
                 imageInfo,
-                projectId
+                projectId,
+                null
         );
     }
 
     public static ProjectImage thumbNailImage(S3Info thumbNailInfo, Long projectId) {
         return new ProjectImage(
                 ProjectImageType.THUMBNAIL,
                 thumbNailInfo,
-                projectId
+                projectId,
+                null
+        );
+    }
+
+    public static ProjectImage detailImage(S3Info detailImageInfo, Long projectId, Integer order) {
+        return new ProjectImage(
+                ProjectImageType.DETAIL,
+                detailImageInfo,
+                projectId,
+                order
         );
     }
 }

src/main/java/org/cotato/csquiz/domain/generation/repository/ProjectImageRepository.java

@@ -6,6 +6,6 @@
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface ProjectImageRepository extends JpaRepository<ProjectImage, Long> {
-    List<ProjectImage> findAllByProjectId(Long projectId);
+    List<ProjectImage> findAllByProjectIdOrderByImageOrderAsc(Long projectId);
     List<ProjectImage> findAllByProjectIdInAndProjectImageType(List<Long> projectIds, ProjectImageType projectImageType);
 }

src/main/java/org/cotato/csquiz/domain/generation/service/ProjectImageService.java

@@ -24,7 +24,7 @@ public class ProjectImageService {
     private final ProjectImageRepository projectImageRepository;
 
     @Transactional
-    public void createProjectImage(Long projectId, MultipartFile logoImage, MultipartFile thumbNailImage)
+    public void createProjectImage(Long projectId, MultipartFile logoImage, MultipartFile thumbNailImage, List<MultipartFile> detailImages)
             throws ImageException {
         List<ProjectImage> newImages = new ArrayList<>();
 
@@ -36,6 +36,15 @@ public void createProjectImage(Long projectId, MultipartFile logoImage, Multipar
         S3Info thumbNailInfo = s3Uploader.uploadFiles(webpThumbNailImage, PROJECT_IMAGE);
         newImages.add(ProjectImage.thumbNailImage(thumbNailInfo, projectId));
 
+        if (detailImages != null && !detailImages.isEmpty()) {
+            for (int i = 0; i < detailImages.size(); i++) {
+                MultipartFile detailImage = detailImages.get(i);
+                File webpDetailImage = convertToWebp(convert(detailImage));
+                S3Info detailImageInfo = s3Uploader.uploadFiles(webpDetailImage, PROJECT_IMAGE);
+                newImages.add(ProjectImage.detailImage(detailImageInfo, projectId, i + 1));
+            }
+        }
+
         projectImageRepository.saveAll(newImages);
     }
 }

src/main/java/org/cotato/csquiz/domain/generation/service/ProjectService.java

@@ -27,7 +27,6 @@
 @RequiredArgsConstructor
 public class ProjectService {
 
-    private final ProjectImageService projectImageService;
     private final ProjectMemberService projectMemberService;
     private final ProjectRepository projectRepository;
     private final ProjectImageRepository projectImageRepository;
@@ -40,7 +39,7 @@ public ProjectDetailResponse getProjectDetail(Long projectId) {
         Project project = projectRepository.findById(projectId)
                 .orElseThrow(() -> new EntityNotFoundException("찾으려는 프로젝트가 존재하지 않습니다."));
 
-        List<ProjectImage> images = projectImageRepository.findAllByProjectId(projectId);
+        List<ProjectImage> images = projectImageRepository.findAllByProjectIdOrderByImageOrderAsc(projectId);
         List<ProjectMember> members = projectMemberRepository.findAllByProjectId(projectId);
         Generation generation = generationRepository.findById(project.getGenerationId())
                 .orElseThrow(() -> new EntityNotFoundException("해당 기수를 찾을 수 없습니다."));