Jericho

src/main/java/ne/ordinary/dd/domain/Comment.java

@@ -40,7 +40,7 @@ public class Comment extends BaseTime {
     private boolean isRemoved = false;
 
 
-    @OneToMany(fetch = FetchType.EAGER, mappedBy = "parent")
+    @OneToMany(fetch = FetchType.EAGER, mappedBy = "parent", orphanRemoval = true, cascade = CascadeType.REMOVE)
     private List<Comment> childList = new ArrayList<>();
 
 

src/main/java/ne/ordinary/dd/repository/CommentLikeRepository.java

@@ -3,6 +3,7 @@
 import ne.ordinary.dd.domain.Comment;
 import ne.ordinary.dd.domain.CommentLike;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
@@ -34,6 +35,7 @@ public interface CommentLikeRepository extends JpaRepository<CommentLike, Long>
             "where cl.comment.commentId = :commentId and cl.user.id = :userId")
     int countByCommentIdAndUserId(@Param("commentId") Long commentId, @Param("userId") Long userId);
 
+    @Modifying
     @Query("delete from CommentLike cl " +
             "where cl.comment.feed.id = :feedId")
     void deleteByFeedId(@Param("feedId") Long id);

src/main/java/ne/ordinary/dd/repository/CommentRepository.java

@@ -2,6 +2,7 @@
 
 import ne.ordinary.dd.domain.Comment;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
@@ -26,4 +27,9 @@ public interface CommentRepository extends JpaRepository<Comment, Long> {
             "from Comment c " +
             "where c.parent.commentId = :parentId")
     List<Comment> findByParentId(@Param("parentId") Long parentId);
+
+    @Modifying
+    @Query("delete from Comment c " +
+            "where c.feed.id = :feedId")
+    void deleteByFeedId(@Param("feedId") Long id);
 }

src/main/java/ne/ordinary/dd/repository/FeedLikeRepository.java

@@ -4,6 +4,7 @@
 import ne.ordinary.dd.domain.FeedLike;
 import ne.ordinary.dd.domain.User;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
@@ -22,6 +23,7 @@ public interface FeedLikeRepository extends JpaRepository<FeedLike, Long> {
 
     Optional<FeedLike> findByFeedAndUser(Feed feed, User user);
 
+    @Modifying
     @Query("delete from FeedLike fl " +
             "where fl.feed.id = :feedId")
     void deleteByFeedId(@Param("feedId") Long id);

src/main/java/ne/ordinary/dd/service/FeedService.java

@@ -29,6 +29,7 @@ public class FeedService {
     private final CommentRepository commentRepository;
     private final CommentLikeRepository commentLikeRepository;
     private final FeedLikeRepository feedLikeRepository;
+    private final CommentService commentService;
 
     public FeedResponse.FeedDTO getFeed(Long id) {
         Feed feedPS = feedsRepository.findById(id).orElseThrow(
@@ -158,10 +159,14 @@ public void deleteFeed(Long id, FeedRequest.DeleteDTO deleteDTO) {
 
         try {
             commentLikeRepository.deleteByFeedId(feedPS.getId());
-            commentRepository.deleteById(feedPS.getId());
+            List<Comment> comments = commentRepository.findByFeedId(feedPS.getId());
+            for (Comment c : comments) {
+                commentService.deleteComment(c.getCommentId());
+            }
             feedLikeRepository.deleteByFeedId(feedPS.getId());
             feedsRepository.deleteById(feedPS.getId());
         } catch (Exception e) {
+            e.printStackTrace();
             throw new Exception500("피드 삭제가 실패했습니다.");
         }
     }