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public interface S3BucketStorageService {
    String uploadImageToS3(String imageFile);
}

// impl
@Service
@RequiredArgsConstructor
public class S3BucketStorageServiceImpl implements S3BucketStorageService {

@Value("${cloud.aws.endpoint-url}")
    private String endpointUrl;

    @Value("${cloud.aws.bucket.name}")
    private String bucketName;
    @Value("${spring.profiles.active}")
    String profileActive;

    private final AmazonS3 amazonS3;

@Override
    public String uploadImageToS3(String imageFile) {
        String fileUrl = "";
        File file = new File(imageFile);

        if (!file.exists()) {
            logger.error("File does not exist: {}", imageFile);
            return null;
        }

        if (!file.canRead()) {
            logger.error("File cannot be read: {}", imageFile);
            return null;
        }

        String key = imageFile;

        logger.info("key: {}", key);
        try {
            amazonS3.putObject(new PutObjectRequest(bucketName, key, file)
                    .withCannedAcl(CannedAccessControlList.BucketOwnerFullControl));
            fileUrl = endpointUrl + "/" + bucketName + "/" + key;
            logger.info("S3 put done file: {}", imageFile);
        } catch (SdkClientException e) {
            logger.error("Failed to upload file to S3: {}", e.getMessage());
        } finally { 

            logger.debug("Should delete file here if prod");
        }

        return fileUrl;
    }
}