Merge pull request #67 from BackEndSchoolPlus3th/SMS-35-fix-댓글

Fix: SMS-35-댓글 상태 확인

Author: skyeong42

src/main/java/org/com/stocknote/domain/comment/controller/CommentController.java

@@ -76,4 +76,15 @@ public GlobalResponse<Void> deleteComment(@PathVariable(value = "commentId") Lon
         return GlobalResponse.success();
     }
 
+    @GetMapping("/check")
+    @Operation(summary = "사용자의 게시글 댓글 작성 여부 확인")
+    public GlobalResponse<Boolean> hasUserCommentedOnPost(
+            @PathVariable(value = "postId") Long postId,
+            @AuthenticationPrincipal PrincipalDetails principalDetails
+    ) {
+        Member member = principalDetails.user();
+        boolean hasCommented = commentService.hasUserCommentedOnPost(postId, member);
+        return GlobalResponse.success(hasCommented);
+    }
+
 }

src/main/java/org/com/stocknote/domain/comment/repository/CommentRepository.java

@@ -1,18 +1,15 @@
 package org.com.stocknote.domain.comment.repository;
 
-import io.lettuce.core.dynamic.annotation.Param;
 import org.com.stocknote.domain.comment.entity.Comment;
 import org.com.stocknote.domain.member.entity.Member;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.data.jpa.repository.Modifying;
-import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
 
 @Repository
 public interface CommentRepository extends JpaRepository<Comment, Long> {
     Page<Comment> findByPostId(Pageable pageable, Long postId);
     Page<Comment> findByMember(Member member, Pageable pageable);
-
+    boolean existsByPostIdAndMember(Long postId, Member member);
 }

src/main/java/org/com/stocknote/domain/comment/service/CommentService.java

@@ -1,23 +1,20 @@
 package org.com.stocknote.domain.comment.service;
 
 import lombok.RequiredArgsConstructor;
-
 import org.com.stocknote.domain.comment.dto.CommentDetailResponse;
 import org.com.stocknote.domain.comment.dto.CommentRequest;
 import org.com.stocknote.domain.comment.dto.CommentUpdateDto;
 import org.com.stocknote.domain.comment.entity.Comment;
 import org.com.stocknote.domain.comment.repository.CommentRepository;
 import org.com.stocknote.domain.member.entity.Member;
 import org.com.stocknote.domain.member.repository.MemberRepository;
-
 import org.com.stocknote.domain.notification.repository.CommentNotificationRepository;
 import org.com.stocknote.domain.post.entity.Post;
 import org.com.stocknote.domain.post.repository.PostRepository;
 import org.com.stocknote.global.error.ErrorCode;
 import org.com.stocknote.global.exception.CustomException;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
-
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -85,4 +82,9 @@ public void deleteComment(Long commentId, Member member) {
         commentNotificationRepository.deleteByRelatedCommentId(commentId);
         commentRepository.delete(comment);
     }
+
+    public boolean hasUserCommentedOnPost(Long postId, Member member) {
+        return commentRepository.existsByPostIdAndMember(postId, member);
+    }
+
 }