feat: 코멘트 삭제 기능 구현

codesquad-masters2024-team02 · May 21, 2024 · 6343a17 · 6343a17
1 parent b372359
commit 6343a17
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diff --git a/be/issue-tracker/src/main/java/com/issuetracker/comment/controller/CommentController.java b/be/issue-tracker/src/main/java/com/issuetracker/comment/controller/CommentController.java
@@ -8,6 +8,7 @@
 import java.net.URI;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.PutMapping;
@@ -36,4 +37,10 @@ public ResponseEntity<Void> modifyComment(@PathVariable Long id,
         commentService.modifyComment(id, commentModifyRequest);
         return ResponseEntity.ok().build();
     }
+
+    @DeleteMapping("/{id}")
+    public ResponseEntity<Void> deleteComment(@PathVariable Long id) {
+        commentService.deleteComment(id);
+        return ResponseEntity.ok().build();
+    }
 }
diff --git a/be/issue-tracker/src/main/java/com/issuetracker/comment/service/CommentService.java b/be/issue-tracker/src/main/java/com/issuetracker/comment/service/CommentService.java
@@ -18,6 +18,7 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 @Service
 @RequiredArgsConstructor
@@ -36,6 +37,7 @@ public List<CommentDetailDto> getCommentDetails(Long issueId) {
     /**
      * 새로운 코멘트를 작성한다. 작성시간은 현재 시간을 넣고, isWriter 변수는 이슈의 작성자와 동일한지 여부를 확인하여 입력한다.
      */
+    @Transactional
     public CommentDetailDto createComment(CommentCreateRequest request) {
         LocalDateTime createDate = LocalDateTime.now();
         boolean isWriter = issueQueryService.hasSameWriter(request.getIssueId(), request.getWriterId());
@@ -49,6 +51,7 @@ public CommentDetailDto createComment(CommentCreateRequest request) {
         return CommentMapper.toCommentDetailDto(saved, writer, file);
     }
 
+    @Transactional
     public void modifyComment(Long id, CommentModifyRequest commentModifyRequest) {
         int affectedRow = commentRepository.updateBodyById(id, commentModifyRequest.getContent(),
                 commentModifyRequest.getFileId());
@@ -57,6 +60,12 @@ public void modifyComment(Long id, CommentModifyRequest commentModifyRequest) {
         }
     }
 
+    @Transactional
+    public void deleteComment(Long id) {
+        validateCommentExists(id);
+        commentRepository.deleteById(id);
+    }
+
     private List<CommentDetailDto> toCommentDetails(List<Comment> comments) {
         List<CommentDetailDto> commentDetails = new ArrayList<>();
         for (Comment comment : comments) {
@@ -75,4 +84,10 @@ private UploadedFileDto getFileByComment(Comment comment) {
         }
         return fileService.showFile(fileId);
     }
+
+    private void validateCommentExists(Long id) {
+        if (!commentRepository.existsById(id)) {
+            throw new CommentNotFoundException();
+        }
+    }
 }