[FEAT] 서재 작품 메모&정보 조회 API 구현

src/main/java/com/wss/websoso/config/BaseTimeEntity.java

@@ -1,22 +1,25 @@
 package com.wss.websoso.config;
 
+import jakarta.persistence.Column;
 import jakarta.persistence.EntityListeners;
 import jakarta.persistence.MappedSuperclass;
 import jakarta.persistence.PrePersist;
-import org.springframework.data.annotation.CreatedDate;
-import org.springframework.data.jpa.domain.support.AuditingEntityListener;
-
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
+import lombok.Getter;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
 @MappedSuperclass
 @EntityListeners(AuditingEntityListener.class)
+@Getter
 public abstract class BaseTimeEntity {
-      @CreatedDate // 생성 시각, 현재 시각으로 초기화 해줌!
-      private String createdDate;
+    @CreatedDate // 생성 시각, 현재 시각으로 초기화 해줌!
+    @Column(name = "created_date", nullable = false)
+    private String createdDate;
 
-      @PrePersist
-      public void onPrePersist() {
-            this.createdDate = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd a HH:mm"));
-      }
-}
+    @PrePersist
+    public void onPrePersist() {
+        this.createdDate = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd a HH:mm"));
+    }
+}

src/main/java/com/wss/websoso/memo/Memo.java

@@ -18,18 +18,20 @@
 
 @Entity
 @Getter
-@Table(name = "memo")
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Table(name = "memo")
 public class Memo extends BaseTimeEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "memo_id", nullable = false)
     private Long memoId;
-    @Column(length = 2000)
+
+    @Column(name = "memo_content", length = 2000, nullable = false)
     private String memoContent;
 
     @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "user_novel_id")
+    @JoinColumn(name = "user_novel_id", nullable = false)
     private UserNovel userNovel;
 
     @Builder

src/main/java/com/wss/websoso/memo/MemoRepository.java

@@ -1,8 +1,13 @@
 package com.wss.websoso.memo;
 
+import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
 
 @Repository
 public interface MemoRepository extends JpaRepository<Memo, Long> {
-}
+
+    @Query(value = "SELECT m FROM Memo m WHERE m.userNovel.userNovelId = ?1")
+    List<Memo> findByUserNovelId(Long userNovelId);
+}

src/main/java/com/wss/websoso/platform/Platform.java

@@ -2,6 +2,7 @@
 
 import com.wss.websoso.novel.Novel;
 import com.wss.websoso.userNovel.UserNovel;
+import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
 import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
@@ -23,16 +24,21 @@ public class Platform {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "platform_id", nullable = false)
     private Long platformId;
+
+    @Column(name = "platform_name", nullable = false)
     private String platformName;
+
+    @Column(name = "platform_url", nullable = false)
     private String platformUrl;
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "novel_id")
     private Novel novel;
 
     @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "user_novel_id")
+    @JoinColumn(name = "user_novel_id", nullable = false)
     private UserNovel userNovel;
 
     @Builder

src/main/java/com/wss/websoso/platform/PlatformRepository.java

@@ -1,8 +1,13 @@
 package com.wss.websoso.platform;
 
+import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
 
 @Repository
 public interface PlatformRepository extends JpaRepository<Platform, Long> {
-}
+
+    @Query(value = "SELECT p FROM Platform p WHERE p.userNovel.userNovelId = ?1 ")
+    List<Platform> findByUserNovelId(Long userNovelId);
+}

src/main/java/com/wss/websoso/userNovel/UserNovelController.java

@@ -4,7 +4,10 @@
 import java.security.Principal;
 import java.util.Objects;
 import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
@@ -33,5 +36,14 @@ public UserNovelsResponse getUserNovels(
                     lastUserNovelId, size, sortType);
         }
     }
-}
 
+    @GetMapping("/{userNovelId}")
+    public ResponseEntity<UserNovelMemoAndInfoGetResponse> getUserNovelMemoAndInfo(@PathVariable Long userNovelId,
+                                                                                   Principal principal) {
+
+        Long userId = Long.valueOf(principal.getName());
+        return ResponseEntity
+                .status(HttpStatus.OK)
+                .body(userNovelService.getUserNovelMemoAndInfo(userId, userNovelId));
+    }
+}

src/main/java/com/wss/websoso/userNovel/UserNovelMemoAndInfoGetResponse.java

@@ -0,0 +1,44 @@
+package com.wss.websoso.userNovel;
+
+import com.wss.websoso.config.ReadStatus;
+import com.wss.websoso.memo.Memo;
+import com.wss.websoso.platform.Platform;
+import java.util.List;
+
+public record UserNovelMemoAndInfoGetResponse(
+        List<UserNovelMemosGetResponse> memoList,
+        float userNovelRating,
+        ReadStatus userNovelReadStatus,
+        String userNovelReadStartDate,
+        String userNovelReadEndDate,
+        String userNovelDescription,
+        String userNovelGenre,
+        List<UserNovelPlatformsGetResponse> platformList
+) {
+
+    public static UserNovelMemoAndInfoGetResponse of(List<Memo> memos, UserNovel userNovel, List<Platform> platforms) {
+        List<UserNovelMemosGetResponse> memoList = memos.stream()
+                .map(memo -> new UserNovelMemosGetResponse(
+                        memo.getMemoId(),
+                        memo.getMemoContent(),
+                        memo.getCreatedDate()
+                )).toList();
+
+        List<UserNovelPlatformsGetResponse> platformList = platforms.stream()
+                .map(platform -> new UserNovelPlatformsGetResponse(
+                        platform.getPlatformName(),
+                        platform.getPlatformUrl()
+                )).toList();
+
+        return new UserNovelMemoAndInfoGetResponse(
+                memoList,
+                userNovel.getUserNovelRating(),
+                userNovel.getUserNovelReadStatus(),
+                userNovel.getUserNovelReadStartDate(),
+                userNovel.getUserNovelReadEndDate(),
+                userNovel.getUserNovelDescription(),
+                userNovel.getUserNovelGenre(),
+                platformList
+        );
+    }
+}

src/main/java/com/wss/websoso/userNovel/UserNovelMemosGetResponse.java

@@ -0,0 +1,8 @@
+package com.wss.websoso.userNovel;
+
+public record UserNovelMemosGetResponse(
+        Long memoId,
+        String memoContent,
+        String createdDate
+) {
+}

src/main/java/com/wss/websoso/userNovel/UserNovelPlatformsGetResponse.java

@@ -0,0 +1,7 @@
+package com.wss.websoso.userNovel;
+
+public record UserNovelPlatformsGetResponse(
+        String platformName,
+        String platformUrl
+) {
+}

src/main/java/com/wss/websoso/userNovel/UserNovelRepository.java

@@ -50,4 +50,6 @@ Slice<UserNovel> findUserNovelsByReadStatusAndOldest(Long userId, ReadStatus rea
             + "un.user.userId = ?1 AND "
             + "un.userNovelReadStatus = ?2")
     Long countByUserNovelReadStatus(Long userId, ReadStatus readStatus);
+
+    UserNovel findByUserNovelId(Long userNovelId);
 }

src/main/java/com/wss/websoso/userNovel/UserNovelService.java

@@ -1,6 +1,10 @@
 package com.wss.websoso.userNovel;
 
 import com.wss.websoso.config.ReadStatus;
+import com.wss.websoso.memo.Memo;
+import com.wss.websoso.memo.MemoRepository;
+import com.wss.websoso.platform.Platform;
+import com.wss.websoso.platform.PlatformRepository;
 import java.util.List;
 import java.util.Objects;
 import lombok.RequiredArgsConstructor;
@@ -16,6 +20,8 @@ public class UserNovelService {
 
     private static final int DEFAULT_PAGE_NUMBER = 0;
     private final UserNovelRepository userNovelRepository;
+    private final MemoRepository memoRepository;
+    private final PlatformRepository platformRepository;
 
     // ALL
     public UserNovelsResponse getUserNovels(Long userId, Long lastUserNovelId, int size, String sortType) {
@@ -57,4 +63,21 @@ public UserNovelsResponse getUserNovels(Long userId, ReadStatus readStatus,
             return UserNovelsResponse.of(userNovelCount, userNovels);
         }
     }
-}
+
+    public UserNovelMemoAndInfoGetResponse getUserNovelMemoAndInfo(Long userId, Long userNovelId) {
+
+        UserNovel userNovelForAuthorization = userNovelRepository.findById(userNovelId)
+                .orElseThrow(() -> new RuntimeException("해당하는 userNovel이 없습니다."));
+
+        Long userIdForAuthorization = userNovelForAuthorization.getUser().getUserId();
+        if (!Objects.equals(userIdForAuthorization, userId)) {
+            throw new RuntimeException("잘못된 접근입니다.(인가X)");
+        }
+
+        List<Memo> memos = memoRepository.findByUserNovelId(userNovelId);
+        List<Platform> platforms = platformRepository.findByUserNovelId(userNovelId);
+        UserNovel userNovel = userNovelRepository.findByUserNovelId(userNovelId);
+
+        return UserNovelMemoAndInfoGetResponse.of(memos, userNovel, platforms);
+    }
+}