Feat: [FN-246] 카드셋 삭제 API

src/main/java/project/flipnote/bookmark/repository/BookmarkRepository.java

@@ -21,4 +21,6 @@ public interface BookmarkRepository extends JpaRepository<Bookmark, Long> {
 	List<Bookmark> findAllByTargetTypeAndUserIdAndTargetIdIn(
 		BookmarkTargetType targetType, Long userId, Set<Long> targetIds
 	);
+
+	int deleteByTargetTypeAndTargetId(BookmarkTargetType targetType, Long targetId);
 }

src/main/java/project/flipnote/bookmark/service/BookmarkWriter.java

@@ -0,0 +1,24 @@
+package project.flipnote.bookmark.service;
+
+import org.springframework.stereotype.Service;
+
+import lombok.RequiredArgsConstructor;
+import project.flipnote.bookmark.entity.BookmarkTargetType;
+import project.flipnote.bookmark.repository.BookmarkRepository;
+
+@Service
+@RequiredArgsConstructor
+public class BookmarkWriter {
+	private final BookmarkRepository bookmarkRepository;
+
+	/**
+	 * 즐겨찾기를 삭제합니다.
+	 *
+	 * @param targetType  즐겨찾기 삭제할 대상의 타입
+	 * @param targetId    즐겨찾기 삭제할 대상의 ID
+	 * @author 윤정환
+	 */
+	public void delete(BookmarkTargetType targetType, Long targetId) {
+		bookmarkRepository.deleteByTargetTypeAndTargetId(targetType, targetId);
+	}
+}

src/main/java/project/flipnote/cardset/controller/GroupCardSetController.java

@@ -3,6 +3,7 @@
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -22,6 +23,7 @@
 import project.flipnote.cardset.model.CreateCardSetRequest;
 import project.flipnote.cardset.model.CreateCardSetResponse;
 import project.flipnote.cardset.service.CardSetService;
+import project.flipnote.common.model.response.IdResponse;
 import project.flipnote.common.model.response.PagingResponse;
 import project.flipnote.common.security.dto.AuthPrinciple;
 
@@ -75,4 +77,15 @@ public ResponseEntity<PagingResponse<CardSetSummaryResponse>> getCardSets(
 
 		return ResponseEntity.ok(res);
 	}
+
+	@DeleteMapping("/{cardSetId}")
+	public ResponseEntity<IdResponse> deleteCardSet(
+		@PathVariable("groupId") Long groupId,
+		@PathVariable("cardSetId") Long cardSetId,
+		@AuthenticationPrincipal AuthPrinciple authPrinciple
+	) {
+		IdResponse res = cardSetService.deleteCardSet(authPrinciple.userId(), groupId, cardSetId);
+
+		return ResponseEntity.ok(res);
+	}
 }

src/main/java/project/flipnote/cardset/entity/CardSetContent.java

@@ -0,0 +1,38 @@
+package project.flipnote.cardset.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Lob;
+import jakarta.persistence.Table;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import project.flipnote.common.entity.BaseEntity;
+
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Table(name = "cardset_contents")
+@Entity
+public class CardSetContent extends BaseEntity {
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	private Long id;
+
+	@Column(name = "cardset_id", nullable = false)
+	private Long cardSetId;
+
+	@Lob
+	@Column(nullable = false)
+	private String content;
+
+	@Builder
+	private CardSetContent(Long cardSetId, String content) {
+		this.cardSetId = cardSetId;
+		this.content = content;
+	}
+}

src/main/java/project/flipnote/cardset/entity/CardSetIncremental.java

@@ -0,0 +1,42 @@
+package project.flipnote.cardset.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Lob;
+import jakarta.persistence.Table;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import project.flipnote.common.entity.BaseEntity;
+
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Table(name = "cardset_incrementals")
+@Entity
+public class CardSetIncremental extends BaseEntity {
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	private Long id;
+
+	@Column(name = "cardset_id", nullable = false)
+	private Long cardSetId;
+
+	@Lob
+	@Column(name = "incremental_value", nullable = false)
+	private byte[] incrementalValue;
+
+	@Column(name = "is_flushed")
+	private boolean flushed;
+
+	@Builder
+	private CardSetIncremental(Long cardSetId, byte[] incrementalValue, boolean flushed) {
+		this.cardSetId = cardSetId;
+		this.incrementalValue = incrementalValue;
+		this.flushed = flushed;
+	}
+}

src/main/java/project/flipnote/cardset/repository/CardSetContentRepository.java

@@ -0,0 +1,9 @@
+package project.flipnote.cardset.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import project.flipnote.cardset.entity.CardSetContent;
+
+public interface CardSetContentRepository extends JpaRepository<CardSetContent, Long> {
+	void deleteByCardSetId(Long cardSetId);
+}

src/main/java/project/flipnote/cardset/repository/CardSetIncrementalRepository.java

@@ -0,0 +1,9 @@
+package project.flipnote.cardset.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import project.flipnote.cardset.entity.CardSetIncremental;
+
+public interface CardSetIncrementalRepository extends JpaRepository<CardSetIncremental, Long> {
+	void deleteByCardSetId(Long cardSetId);
+}

src/main/java/project/flipnote/cardset/repository/CardSetManagerRepository.java

@@ -9,4 +9,6 @@
 public interface CardSetManagerRepository extends JpaRepository<CardSetManager, Long> {
 
 	boolean existsByUser_IdAndCardSet_Id(Long userId, Long cardSetId);
+
+	int deleteByCardSet_Id(Long cardSetId);
 }

src/main/java/project/flipnote/cardset/service/CardSetService.java

@@ -12,7 +12,7 @@
 import lombok.extern.slf4j.Slf4j;
 import project.flipnote.bookmark.entity.BookmarkTargetType;
 import project.flipnote.bookmark.service.BookmarkReader;
-import project.flipnote.bookmark.service.BookmarkService;
+import project.flipnote.bookmark.service.BookmarkWriter;
 import project.flipnote.cardset.entity.CardSet;
 import project.flipnote.cardset.entity.CardSetManager;
 import project.flipnote.cardset.entity.CardSetMetadata;
@@ -25,10 +25,13 @@
 import project.flipnote.cardset.model.CardSetUpdateRequest;
 import project.flipnote.cardset.model.CreateCardSetRequest;
 import project.flipnote.cardset.model.CreateCardSetResponse;
+import project.flipnote.cardset.repository.CardSetContentRepository;
+import project.flipnote.cardset.repository.CardSetIncrementalRepository;
 import project.flipnote.cardset.repository.CardSetManagerRepository;
 import project.flipnote.cardset.repository.CardSetMetadataRepository;
 import project.flipnote.cardset.repository.CardSetRepository;
 import project.flipnote.common.exception.BizException;
+import project.flipnote.common.model.response.IdResponse;
 import project.flipnote.common.model.response.PagingResponse;
 import project.flipnote.common.security.dto.AuthPrinciple;
 import project.flipnote.group.entity.Category;
@@ -44,6 +47,7 @@
 import project.flipnote.image.service.ImageService;
 import project.flipnote.like.entity.LikeTargetType;
 import project.flipnote.like.service.LikeReader;
+import project.flipnote.like.service.LikeWriter;
 import project.flipnote.user.entity.UserProfile;
 import project.flipnote.user.entity.UserStatus;
 import project.flipnote.user.exception.UserErrorCode;
@@ -67,6 +71,10 @@ public class CardSetService {
 	private final GroupService groupService;
 	private final LikeReader likeReader;
 	private final BookmarkReader bookmarkReader;
+	private final LikeWriter likeWriter;
+	private final BookmarkWriter bookmarkWriter;
+	private final CardSetContentRepository cardSetContentRepository;
+	private final CardSetIncrementalRepository cardSetIncrementalRepository;
 
 	@Value("${image.default.cardSet}")
 	private String defaultCardSetImage;
@@ -357,4 +365,40 @@ public PagingResponse<CardSetSummaryResponse> getCardSets(long groupId, CardSetS
 
 		return PagingResponse.from(res);
 	}
+
+	@Transactional
+	public IdResponse deleteCardSet(Long userId, Long groupId, Long cardSetId) {
+		CardSet cardSet = cardSetPolicyService.findByIdAndGroupIdOrThrow(groupId, cardSetId);
+
+		cardSetPolicyService.validateCardSetEditable(userId, cardSetId);
+
+		// 카드셋 관리자
+		cardSetManagerRepository.deleteByCardSet_Id(cardSetId);
+
+		// 카드셋 내용
+		cardSetContentRepository.deleteByCardSetId(cardSetId);
+
+		// 카드셋 증분값
+		cardSetIncrementalRepository.deleteByCardSetId(cardSetId);
+
+		// 카드셋 스냅샷
+
+		// 카드셋 메타데이터
+		cardSetMetadataRepository.deleteById(cardSetId);
+
+		// 이미지
+		imageRefService.findByTypeAndReferenceId(REFERENCE_TYPE, cardSetId)
+			.ifPresent(imageRef -> imageRefService.deleteByReferenceAndId(REFERENCE_TYPE, imageRef.getId()));
+
+		// 카드셋
+		cardSetRepository.delete(cardSet);
+
+		// 좋아요
+		likeWriter.delete(LikeTargetType.CARD_SET, cardSetId);
+
+		// 즐겨찾기
+		bookmarkWriter.delete(BookmarkTargetType.CARD_SET, cardSetId);
+
+		return IdResponse.from(cardSetId);
+	}
 }

src/main/java/project/flipnote/like/repository/LikeRepository.java

@@ -15,4 +15,6 @@ public interface LikeRepository extends JpaRepository<Like, Long> {
 	Optional<Like> findByTargetTypeAndTargetIdAndUserId(LikeTargetType targetType, Long targetId, Long userId);
 
 	Page<Like> findByTargetTypeAndUserId(LikeTargetType targetType, Long userId, Pageable pageable);
+
+	int deleteByTargetTypeAndTargetId(LikeTargetType targetType, Long targetId);
 }

src/main/java/project/flipnote/like/service/LikeWriter.java

@@ -0,0 +1,24 @@
+package project.flipnote.like.service;
+
+import org.springframework.stereotype.Service;
+
+import lombok.RequiredArgsConstructor;
+import project.flipnote.like.entity.LikeTargetType;
+import project.flipnote.like.repository.LikeRepository;
+
+@RequiredArgsConstructor
+@Service
+public class LikeWriter {
+	private final LikeRepository likeRepository;
+
+	/**
+	 * 좋아요를 삭제합니다.
+	 *
+	 * @param targetType  좋아요 삭제 대상의 타입
+	 * @param targetId    좋아요 삭제 대상의 ID
+	 * @author 윤정환
+	 */
+	public void delete(LikeTargetType targetType, Long targetId) {
+		likeRepository.deleteByTargetTypeAndTargetId(targetType, targetId);
+	}
+}