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16 changes: 14 additions & 2 deletions src/main/java/com/team/buddyya/common/service/S3UploadService.java
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ public class S3UploadService {

@Value("${cloud.aws.s3.bucket}")
private String bucketName;

@Value("${cloud.aws.s3.url}")
private String defaultUrl;

Expand All @@ -44,8 +45,19 @@ private ObjectMetadata getObjectMetadata(MultipartFile file) {
}

private String generateFileName(MultipartFile file) {
String fileName = UUID.randomUUID().toString() + "-" + file.getOriginalFilename();
return fileName.replaceAll("[\\s,]", "_");
String extension = getFileExtension(file.getOriginalFilename());
return UUID.randomUUID().toString() + (extension.isEmpty() ? "" : "." + extension);
}

private String getFileExtension(String originalName) {
if (originalName == null) {
return "";
}
int dotIndex = originalName.lastIndexOf('.');
if (dotIndex == -1 || dotIndex == originalName.length() - 1) {
return "";
}
return originalName.substring(dotIndex + 1).toLowerCase();
}

public void deleteFile(String dir, String fileUrl) {
Expand Down