#32 feat: 나만의 서재 조회

backend/src/main/java/com/project/capstone/member/controller/MemberController.java

@@ -1,14 +1,15 @@
 package com.project.capstone.member.controller;
 
+import com.project.capstone.auth.domain.PrincipalDetails;
 import com.project.capstone.member.controller.dto.MemberResponse;
+import com.project.capstone.member.controller.dto.MyBookResponse;
 import com.project.capstone.member.service.MemberService;
 import lombok.RequiredArgsConstructor;
 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.RestController;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
 import java.util.UUID;
 
 @RestController
@@ -23,4 +24,17 @@ public ResponseEntity<MemberResponse> getMember(@PathVariable UUID id) {
         MemberResponse memberResponse = memberService.getMember(id);
         return ResponseEntity.ok().body(memberResponse);
     }
+
+    // 나만의 서재 조회
+    @GetMapping("/my-book")
+    public ResponseEntity<List<MyBookResponse>> getMyBook(@AuthenticationPrincipal PrincipalDetails details) {
+        List<MyBookResponse> myBooks = memberService.getMyBooks(details.getUserId());
+        return ResponseEntity.ok().body(myBooks);
+    }
+
+    // 나만의 서재 추가
+//    @PostMapping("/my-book/add")
+//    public ResponseEntity<?> addMyBook() {
+//
+//    }
 }

backend/src/main/java/com/project/capstone/member/controller/dto/AddMyBookRequest.java

@@ -0,0 +1,6 @@
+package com.project.capstone.member.controller.dto;
+
+public record AddMyBookRequest(
+
+) {
+}

backend/src/main/java/com/project/capstone/member/controller/dto/MyBookResponse.java

@@ -0,0 +1,14 @@
+package com.project.capstone.member.controller.dto;
+
+import com.project.capstone.mybook.domain.MyBook;
+
+public record MyBookResponse(
+        Long id,
+        String title,
+        String author,
+        String publisher
+) {
+    public MyBookResponse(MyBook myBook) {
+        this(myBook.getId(), myBook.getBook().getTitle(), myBook.getBook().getAuthor(), myBook.getBook().getPublisher());
+    }
+}

backend/src/main/java/com/project/capstone/member/domain/Member.java

@@ -6,6 +6,7 @@
 import com.project.capstone.comment.domain.Comment;
 import com.project.capstone.memberclub.domain.MemberClub;
 import com.project.capstone.content.domain.Content;
+import com.project.capstone.mybook.domain.MyBook;
 import com.project.capstone.post.domain.Post;
 import com.project.capstone.quiz.domain.Quiz;
 import jakarta.persistence.*;
@@ -62,9 +63,13 @@ public class Member {
     @OneToMany(mappedBy = "member")
     private List<Quiz> quizzes = new ArrayList<>();
 
+    @JsonManagedReference
+    @OneToMany(mappedBy = "member")
+    private List<MyBook> myBooks = new ArrayList<>();
+
     public Member(SignupRequest request) {
         this(null, request.email(), request.name(), request.age(), request.gender(), null,
-                new ArrayList<>(), new ArrayList<>(), new ArrayList<>(), new ArrayList<>(), new ArrayList<>());
+                new ArrayList<>(), new ArrayList<>(), new ArrayList<>(), new ArrayList<>(), new ArrayList<>(), new ArrayList<>());
     }
 
 }

backend/src/main/java/com/project/capstone/member/service/MemberService.java

@@ -1,13 +1,18 @@
 package com.project.capstone.member.service;
 
 import com.project.capstone.member.controller.dto.MemberResponse;
+import com.project.capstone.member.controller.dto.MyBookResponse;
 import com.project.capstone.member.domain.Member;
 import com.project.capstone.member.domain.MemberRepository;
 import com.project.capstone.member.exception.MemberException;
+import com.project.capstone.mybook.domain.MyBook;
+import com.project.capstone.mybook.domain.MyBookRepository;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.UUID;
 
 import static com.project.capstone.member.exception.MemberExceptionType.MEMBER_NOT_FOUND;
@@ -17,11 +22,25 @@
 @Slf4j
 public class MemberService {
     private final MemberRepository memberRepository;
+    private final MyBookRepository myBookRepository;
+
 
     public MemberResponse getMember(UUID id) {
         Member member = memberRepository.findMemberById(id).orElseThrow(
                 () -> new MemberException(MEMBER_NOT_FOUND)
         );
         return new MemberResponse(member);
     }
+
+    public List<MyBookResponse> getMyBooks(String userId) {
+        Member member = memberRepository.findMemberById(UUID.fromString(userId)).orElseThrow(
+                () -> new MemberException(MEMBER_NOT_FOUND)
+        );
+        List<MyBook> myBooksByMember = myBookRepository.findMyBooksByMember(member);
+        List<MyBookResponse> books = new ArrayList<>();
+        for (MyBook book : myBooksByMember) {
+            books.add(new MyBookResponse(book));
+        }
+        return books;
+    }
 }

backend/src/main/java/com/project/capstone/mybook/domain/MyBook.java

@@ -0,0 +1,29 @@
+package com.project.capstone.mybook.domain;
+
+import com.fasterxml.jackson.annotation.JsonBackReference;
+import com.project.capstone.book.domain.Book;
+import com.project.capstone.member.domain.Member;
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@AllArgsConstructor
+@NoArgsConstructor
+@Getter
+public class MyBook {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @JsonBackReference
+    @ManyToOne
+    private Member member;
+
+    @JsonBackReference
+    @ManyToOne
+    private Book book;
+
+}

backend/src/main/java/com/project/capstone/mybook/domain/MyBookRepository.java

@@ -0,0 +1,11 @@
+package com.project.capstone.mybook.domain;
+
+import com.project.capstone.member.domain.Member;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+import java.util.UUID;
+
+public interface MyBookRepository extends JpaRepository<MyBook, Long> {
+    List<MyBook> findMyBooksByMember(Member member);
+}