#9 feat: BoardImage삭제 API구현, feat: BoadImage Exception구조 구현

server/src/main/java/com/yogit/server/board/controller/BoardController.java

@@ -2,7 +2,10 @@
 
 
 import com.yogit.server.board.dto.request.*;
+import com.yogit.server.board.dto.request.boardimage.DeleteBoardImageReq;
+import com.yogit.server.board.dto.request.boardimage.DeleteBoardImageRes;
 import com.yogit.server.board.dto.response.BoardRes;
+import com.yogit.server.board.entity.Board;
 import com.yogit.server.board.service.BoardService;
 import com.yogit.server.global.dto.ApplicationResponse;
 import io.swagger.annotations.ApiOperation;
@@ -107,4 +110,20 @@ public ApplicationResponse<List<BoardRes>> findAllBoards(@RequestBody @Validated
     public ApplicationResponse<BoardRes> findBoard(@RequestBody @Validated GetBoardReq getBoardReq){
         return boardService.findBoard(getBoardReq);
     }
+
+
+    /**
+     * 게시글 이미지 삭제
+     * @author 토마스
+     */
+    @ApiOperation(value = "게시글 이미지 삭제", notes = "게시물 이미지 url을 입력해 이미지 삭제 요청.")
+    @ApiResponses({
+            @ApiResponse(code= 201, message = "요청에 성공하였습니다."),
+            @ApiResponse(code= 404, message = "존재하지 않는 유저입니다."),
+            @ApiResponse(code = 4000 , message =  "서버 오류입니다.")
+    })
+    @PatchMapping("/boardimage")
+    public ApplicationResponse<DeleteBoardImageRes> deleteBoardImage(@RequestBody @Validated DeleteBoardImageReq deleteBoardImageReq){
+        return boardService.deleteBoardImage(deleteBoardImageReq);
+    }
 }

server/src/main/java/com/yogit/server/board/dto/request/boardimage/DeleteBoardImageReq.java

@@ -0,0 +1,23 @@
+package com.yogit.server.board.dto.request.boardimage;
+
+import io.swagger.annotations.ApiModelProperty;
+import io.swagger.annotations.ApiParam;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+public class DeleteBoardImageReq {
+
+    @ApiModelProperty(example = "1")
+    @ApiParam(value = "Board ID", required = true)
+    private Long boardId;
+
+    @ApiModelProperty(example = "1")
+    @ApiParam(value = "유저 ID", required = true)
+    private Long userId;
+
+    @ApiModelProperty(example = "1")
+    @ApiParam(value = "BoardImage ID", required = true)
+    private Long boardImageId;
+}

server/src/main/java/com/yogit/server/board/dto/request/boardimage/DeleteBoardImageRes.java

@@ -0,0 +1,40 @@
+package com.yogit.server.board.dto.request.boardimage;
+
+import com.yogit.server.board.entity.BoardImage;
+import io.swagger.annotations.ApiModelProperty;
+import io.swagger.annotations.ApiParam;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+public class DeleteBoardImageRes {
+
+    @ApiModelProperty(example = "1")
+    @ApiParam(value = "게시글 이미지 id")
+    private Long boardImageId;
+
+    @ApiModelProperty(example = "1")
+    @ApiParam(value = "게시글 id")
+    private Long boardId;
+
+    @ApiModelProperty(example = "예제 넣을 예정")
+    @ApiParam(value = "게시글 이미지 url")
+    private String imgUrl;
+
+    @Builder
+    public DeleteBoardImageRes(Long boardImageId, Long boardId, String imgUrl) {
+        this.boardImageId = boardImageId;
+        this.boardId = boardId;
+        this.imgUrl = imgUrl;
+    }
+
+    public static DeleteBoardImageRes toDto(BoardImage boardImage, String imgUrl) {
+        return DeleteBoardImageRes.builder()
+                .boardImageId(boardImage.getId())
+                .boardId(boardImage.getBoard().getId())
+                .imgUrl(imgUrl)
+                .build();
+    }
+}

server/src/main/java/com/yogit/server/board/entity/BoardImage.java

@@ -1,6 +1,7 @@
 package com.yogit.server.board.entity;
 
 import com.yogit.server.config.domain.BaseEntity;
+import com.yogit.server.config.domain.BaseStatus;
 import lombok.AccessLevel;
 import lombok.Builder;
 import lombok.Getter;
@@ -29,4 +30,11 @@ public BoardImage(Board board, String imgUUid) {
         board.addBoardImage(this);
         this.imgUUid = imgUUid;
     }
+
+    /*
+    연관관계 편의 메서드
+     */
+    public void deleteBoardImage(){
+        this.setStatus(BaseStatus.INACTIVE);
+    }
 }

server/src/main/java/com/yogit/server/board/exception/boardimage/BoardImageExcepionList.java

@@ -0,0 +1,18 @@
+package com.yogit.server.board.exception.boardimage;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+
+import static org.springframework.http.HttpStatus.NOT_FOUND;
+
+@Getter
+@RequiredArgsConstructor
+public enum BoardImageExcepionList {
+
+    NOT_FOUND_BOARDIMAGE("BI0001", NOT_FOUND,"존재하지 않는 BoardImage아이디입니다.");
+
+    private final String CODE;
+    private final HttpStatus HTTPSTATUS;
+    private final String MESSAGE;
+}

server/src/main/java/com/yogit/server/board/exception/boardimage/BoardImageExeption.java

@@ -0,0 +1,11 @@
+package com.yogit.server.board.exception.boardimage;
+
+import com.yogit.server.global.exception.ApplicationException;
+import org.springframework.http.HttpStatus;
+
+public class BoardImageExeption extends ApplicationException {
+
+    protected BoardImageExeption (String errorCode, HttpStatus httpStatus, String message) {
+        super(errorCode, httpStatus, message);
+    }
+}

server/src/main/java/com/yogit/server/board/exception/boardimage/NotFoundBoardImageException.java

@@ -0,0 +1,8 @@
+package com.yogit.server.board.exception.boardimage;
+
+public class NotFoundBoardImageException extends BoardImageExeption{
+
+    public NotFoundBoardImageException(){
+        super(BoardImageExcepionList.NOT_FOUND_BOARDIMAGE.getCODE(), BoardImageExcepionList.NOT_FOUND_BOARDIMAGE.getHTTPSTATUS(), BoardImageExcepionList.NOT_FOUND_BOARDIMAGE.getMESSAGE());
+    }
+}

server/src/main/java/com/yogit/server/board/repository/BoardImageRepository.java

@@ -2,8 +2,16 @@
 
 import com.yogit.server.board.entity.BoardImage;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.Optional;
+
 @Repository
 public interface BoardImageRepository extends JpaRepository<BoardImage, Long> {
+
+    @Query("select bi from BoardImage bi where bi.id=:boardImageId and bi.status='ACTIVE'")
+    Optional<BoardImage> findBoardImageById(@Param("boardImageId") Long boardImageId);
+
 }

server/src/main/java/com/yogit/server/board/service/BoardService.java

@@ -1,6 +1,8 @@
 package com.yogit.server.board.service;
 
 import com.yogit.server.board.dto.request.*;
+import com.yogit.server.board.dto.request.boardimage.DeleteBoardImageReq;
+import com.yogit.server.board.dto.request.boardimage.DeleteBoardImageRes;
 import com.yogit.server.board.dto.response.BoardRes;
 import com.yogit.server.global.dto.ApplicationResponse;
 
@@ -17,4 +19,6 @@ public interface BoardService {
     ApplicationResponse<List<BoardRes>> findAllBoards(GetAllBoardsReq getAllBoardsReq);
 
     ApplicationResponse<BoardRes> findBoard(GetBoardReq getBoardReq);
+
+    ApplicationResponse<DeleteBoardImageRes> deleteBoardImage(DeleteBoardImageReq deleteBoardImageReq);
 }

server/src/main/java/com/yogit/server/board/service/BoardServiceImpl.java

@@ -1,6 +1,8 @@
 package com.yogit.server.board.service;
 
 import com.yogit.server.board.dto.request.*;
+import com.yogit.server.board.dto.request.boardimage.DeleteBoardImageReq;
+import com.yogit.server.board.dto.request.boardimage.DeleteBoardImageRes;
 import com.yogit.server.board.dto.response.BoardRes;
 import com.yogit.server.board.entity.Board;
 import com.yogit.server.board.entity.BoardImage;
@@ -9,6 +11,7 @@
 import com.yogit.server.board.exception.NotFoundBoardException;
 import com.yogit.server.board.exception.NotHostOfBoardExcepion;
 import com.yogit.server.board.exception.boardCategory.NotFoundCategoryException;
+import com.yogit.server.board.exception.boardimage.NotFoundBoardImageException;
 import com.yogit.server.board.repository.BoardImageRepository;
 import com.yogit.server.board.repository.CategoryRepository;
 import com.yogit.server.board.repository.BoardRepository;
@@ -176,4 +179,28 @@ public ApplicationResponse<BoardRes> findBoard(GetBoardReq dto){
         return ApplicationResponse.ok(boardRes);
     }
 
+
+    @Transactional(readOnly = false)
+    @Override
+    public ApplicationResponse<DeleteBoardImageRes> deleteBoardImage(DeleteBoardImageReq dto){
+        User user = userRepository.findById(dto.getUserId())
+                .orElseThrow(() -> new NotFoundUserException());
+
+        Board board = boardRepository.findBoardById(dto.getBoardId())
+                .orElseThrow(() -> new NotFoundBoardException());
+
+        //validation: 요청자와 host 비교
+        if (!board.getHost().equals(user)) {
+            throw new NotHostOfBoardExcepion();
+        }
+
+        BoardImage boardImage = boardImageRepository.findBoardImageById(dto.getBoardImageId())
+                .orElseThrow(() -> new NotFoundBoardImageException());
+        String imgUrl = awsS3Service.makeUrlOfFilename(boardImage.getImgUUid());
+
+        boardImage.deleteBoardImage();
+        DeleteBoardImageRes res = DeleteBoardImageRes.toDto(boardImage, imgUrl);
+        return ApplicationResponse.ok(res);
+    }
+
 }