FIX: (#145) 이미지도메인 응용 계층을 재정의한다

src/main/java/com/zerozero/image/application/ReadPreSignedUrlUseCase.java

@@ -1,118 +1,43 @@
 package com.zerozero.image.application;
 
-import com.zerozero.core.application.BaseRequest;
-import com.zerozero.core.application.BaseResponse;
-import com.zerozero.core.application.BaseUseCase;
-import com.zerozero.core.exception.DomainException;
-import com.zerozero.core.exception.error.BaseErrorCode;
 import com.zerozero.core.util.AWSS3Service;
-import com.zerozero.core.util.AWSS3Service.Prefix;
-import com.zerozero.image.application.ReadPreSignedUrlUseCase.ReadPreSignedUrlRequest;
-import com.zerozero.image.application.ReadPreSignedUrlUseCase.ReadPreSignedUrlResponse;
-import lombok.AccessLevel;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
+import com.zerozero.image.domain.model.Image;
+import com.zerozero.image.domain.model.ImagePrefix;
+import com.zerozero.image.exception.ImageErrorType;
+import com.zerozero.image.exception.ImageException;
+import com.zerozero.image.presentation.request.PreSignedUrlRequest;
+import com.zerozero.image.presentation.response.PreSignedUrlResponse;
 import lombok.RequiredArgsConstructor;
-import lombok.Setter;
-import lombok.ToString;
-import lombok.experimental.SuperBuilder;
 import lombok.extern.log4j.Log4j2;
 import org.apache.commons.io.FilenameUtils;
-import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Service;
 
-@Log4j2
 @Service
 @RequiredArgsConstructor
-public class ReadPreSignedUrlUseCase implements BaseUseCase<ReadPreSignedUrlRequest, ReadPreSignedUrlResponse> {
-
-  private final AWSS3Service awss3Service;
-
-  @Override
-  public ReadPreSignedUrlResponse execute(ReadPreSignedUrlRequest request) {
-    if (request == null || !request.isValid()) {
-      log.error("[ReadPreSignedUrlResponse] Invalid request");
-      return ReadPreSignedUrlResponse.builder()
-          .success(false)
-          .errorCode(ReadPreSignedUrlErrorCode.NOT_EXIST_REQUEST_CONDITION)
-          .build();
-    }
-    Prefix prefix = Prefix.fromString(request.getPrefix());
-    if (prefix == null) {
-      log.error("[ReadPreSignedUrlResponse] Invalid prefix: {}", request.getPrefix());
-      return ReadPreSignedUrlResponse.builder()
-          .success(false)
-          .errorCode(ReadPreSignedUrlErrorCode.INVALID_PREFIX)
-          .build();
-    }
-    String preSignedUrl = awss3Service.getPreSignedUrl(prefix.getPrefix(), request.getFileName());
-    String objectUrl = awss3Service.getObjectUrlFromPreSignedUrl(preSignedUrl);
-    if (preSignedUrl == null || objectUrl == null) {
-      log.error("[ReadPreSignedUrlResponse] Generated URLs(PreSigned, Object) are null");
-      return ReadPreSignedUrlResponse.builder()
-          .success(false)
-          .errorCode(ReadPreSignedUrlErrorCode.FAILED_TO_MAKE_URL)
-          .build();
-    }
-    log.info("[ReadPreSignedUrlResponse] Generated URLs - PreSigned: {}, Object: {}", preSignedUrl, objectUrl);
-    return ReadPreSignedUrlResponse.builder()
-        .preSignedUrl(preSignedUrl)
-        .objectUrl(objectUrl)
-        .build();
-  }
-
-  @Getter
-  @RequiredArgsConstructor
-  public enum ReadPreSignedUrlErrorCode implements BaseErrorCode<DomainException> {
-    NOT_EXIST_REQUEST_CONDITION(HttpStatus.BAD_REQUEST, "요청 조건이 올바르지 않습니다."),
-    INVALID_PREFIX(HttpStatus.BAD_REQUEST, "유효하지 않은 prefix 값입니다."),
-    FAILED_TO_MAKE_URL(HttpStatus.INTERNAL_SERVER_ERROR, "PreSigned URL 생성에 실패했습니다."),
-    ;
-
-    private final HttpStatus httpStatus;
-
-    private final String message;
-
-    @Override
-    public DomainException toException() {
-      return new DomainException(httpStatus, this);
+@Log4j2
+public class ReadPreSignedUrlUseCase {
+
+    private final AWSS3Service awss3Service;
+
+    public PreSignedUrlResponse execute(PreSignedUrlRequest preSignedUrlRequest) {
+        ImagePrefix imagePrefix = ImagePrefix.fromString(preSignedUrlRequest.prefix());
+        if (imagePrefix == null) {
+            log.error("[ReadPreSignedUrlResponse] Invalid imagePrefix: {}", preSignedUrlRequest.prefix());
+            throw new ImageException(ImageErrorType.INVALID_IMAGE_PREFIX);
+        }
+
+        String fileName = preSignedUrlRequest.fileName();
+        String extension = FilenameUtils.getExtension(fileName).toUpperCase();
+        Image.validateExtension(extension);
+
+        String preSignedUrl = awss3Service.getPreSignedUrl(imagePrefix.getPrefix(), fileName);
+        String objectUrl = awss3Service.getObjectUrlFromPreSignedUrl(preSignedUrl);
+        if (preSignedUrl == null || objectUrl == null) {
+            log.error("[ReadPreSignedUrlResponse] Generated URLs(PreSigned, Object) are null");
+            throw new ImageException(ImageErrorType.FAILED_TO_MAKE_URL);
+        }
+        log.info("[ReadPreSignedUrlResponse] Generated URLs - PreSigned: {}, Object: {}", preSignedUrl, objectUrl);
+        return PreSignedUrlResponse.of(preSignedUrl, objectUrl);
     }
-  }
-
-  @ToString
-  @Getter
-  @Setter
-  @SuperBuilder
-  @NoArgsConstructor(access = AccessLevel.PROTECTED)
-  @AllArgsConstructor(access = AccessLevel.PROTECTED)
-  public static class ReadPreSignedUrlResponse extends BaseResponse<ReadPreSignedUrlErrorCode> {
-
-    private String preSignedUrl;
-
-    private String objectUrl;
-  }
 
-  @ToString
-  @Getter
-  @Setter
-  @Builder
-  @NoArgsConstructor(access = AccessLevel.PROTECTED)
-  @AllArgsConstructor(access = AccessLevel.PROTECTED)
-  public static class ReadPreSignedUrlRequest implements BaseRequest {
-
-    private String prefix;
-
-    private String fileName;
-
-    @Override
-    public boolean isValid() {
-      if (prefix == null || prefix.isEmpty() || fileName == null || fileName.isEmpty()) {
-        return false;
-      }
-      String extension = FilenameUtils.getExtension(fileName).toUpperCase();
-      return extension.equals("PNG") || extension.equals("JPG") || extension.equals("JPEG") || extension.equals("HEIC");
-    }
-  }
 }