refactor: 프로필 이미지 저장 시 Storage 내 별도의 폴더에 저장

src/main/java/com/j9/bestmoments/service/GoogleCloudStorageService.java

@@ -1,6 +1,8 @@
 package com.j9.bestmoments.service;
 
 import com.google.auth.oauth2.GoogleCredentials;
+import com.j9.bestmoments.domain.Member;
+import com.j9.bestmoments.util.FileNameGenerator;
 import java.nio.file.Files;
 import java.nio.file.Paths;
 import java.util.UUID;
@@ -35,17 +37,19 @@ public GoogleCloudStorageService(
 
     // 다운로드 링크를 반환
     @Override
-    public String uploadFile(MultipartFile file) {
-        String fileName = String.format("%s.%s", UUID.randomUUID(), file.getContentType().split("/")[1]);
+    public String uploadFile(MultipartFile file, String fileName) {
+        String contentType = file.getContentType().split("/")[1];
         BlobId blobId = BlobId.of(bucketName, fileName);
         BlobInfo blobInfo = BlobInfo.newBuilder(blobId).build();
         try {
             storage.create(blobInfo, file.getInputStream());
         }
         catch (Exception e) {
+
             throw new RuntimeException("IOException");
         }
         log.info("blobId = {}", blobId);
-        return String.format("https://storage.cloud.google.com/%s/%s", bucketName, fileName);
+        return String.format("https://storage.cloud.google.com/%s/%s.%s", bucketName, fileName, contentType);
     }
+
 }

src/main/java/com/j9/bestmoments/service/MemberService.java

@@ -5,6 +5,7 @@
 import com.j9.bestmoments.domain.MemberRole;
 import com.j9.bestmoments.domain.Member;
 import com.j9.bestmoments.repository.MemberRepository;
+import com.j9.bestmoments.util.FileNameGenerator;
 import jakarta.persistence.EntityNotFoundException;
 import java.util.UUID;
 import lombok.RequiredArgsConstructor;
@@ -65,7 +66,8 @@ public Member update(Member member, MemberUpdateDto memberUpdateDto) {
             member.setDescription(memberUpdateDto.description());
         }
         if (memberUpdateDto.file() != null) {
-            String profileImageUrl = googleCloudStorageService.uploadFile(memberUpdateDto.file());
+            String fileName = FileNameGenerator.generateProfileImageFileName(member);
+            String profileImageUrl = googleCloudStorageService.uploadFile(memberUpdateDto.file(), fileName);
             member.setProfileImageUrl(profileImageUrl);
         }
         return memberRepository.save(member);

src/main/java/com/j9/bestmoments/service/StorageService.java

@@ -4,6 +4,6 @@
 
 public interface StorageService {
 
-    String uploadFile(MultipartFile file);
+    String uploadFile(MultipartFile file, String fileName);
 
 }

src/main/java/com/j9/bestmoments/service/VideoService.java

@@ -28,7 +28,7 @@ public class VideoService {
 
     @Transactional
     public Video upload(Member member, VideoCreateDto createDto) {
-        String fileUrl = storageService.uploadFile(createDto.file());
+        String fileUrl = storageService.uploadFile(createDto.file(), createDto.title());
         Video video = Video.builder()
                 .fileUrl(fileUrl)
                 .uploader(member)

src/main/java/com/j9/bestmoments/util/FileNameGenerator.java

@@ -0,0 +1,21 @@
+package com.j9.bestmoments.util;
+
+import com.j9.bestmoments.domain.Member;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+public final class FileNameGenerator {
+
+    public static String generateProfileImageFileName(Member member) {
+        String memberId = member.getId().toString();
+        String dateString = generateDateString();
+        return String.format("profile/%s/%s", memberId, dateString);
+    }
+
+    private static String generateDateString() {
+        LocalDateTime now = LocalDateTime.now();
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyyMMddHHmmss");
+        return now.format(formatter);
+    }
+
+}