[5기 최정은, 권효승] Spring Boot JPA 게시판 구현 미션 제출합니다.

src/main/java/jehs/springbootboardjpa/controller/PostController.java

@@ -1,12 +1,8 @@
 package jehs.springbootboardjpa.controller;
 
-import jehs.springbootboardjpa.dto.PostCreateRequest;
-import jehs.springbootboardjpa.dto.PostResponse;
-import jehs.springbootboardjpa.dto.PostUpdateRequest;
-import jehs.springbootboardjpa.dto.PostsResponse;
+import jehs.springbootboardjpa.dto.*;
 import jehs.springbootboardjpa.service.PostService;
 import lombok.RequiredArgsConstructor;
-import org.springframework.data.domain.Slice;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
@@ -40,7 +36,7 @@ public ResponseEntity<SuccessMessage<PostsResponse>> getAllPosts(@RequestParam(n
     }
 
     @GetMapping("/api/v1/posts/cursor")
-    public ResponseEntity<SuccessMessage<Slice<PostResponse>>> getAllPostsByCursor(@RequestParam(name = "size") int size, @RequestParam(name = "cursorId") Long cursorId) {
+    public ResponseEntity<SuccessMessage<PostsCursorResponse>> getAllPostsByCursor(@RequestParam(name = "size") int size, @RequestParam(name = "cursorId") Long cursorId) {
         return new ResponseEntity<>(
                 new SuccessMessage<>(
                         "성공적으로 모든 게시글이 조회되었습니다.",

src/main/java/jehs/springbootboardjpa/dto/PostsCursorResponse.java

@@ -0,0 +1,19 @@
+package jehs.springbootboardjpa.dto;
+
+import jehs.springbootboardjpa.entity.Post;
+import lombok.Getter;
+import org.springframework.data.domain.Slice;
+
+import java.util.List;
+
+@Getter
+public class PostsCursorResponse {
+
+    private final List<PostResponse> content;
+    private final boolean hasNext;
+
+    public PostsCursorResponse(Slice<Post> postSlice) {
+        this.content = postSlice.getContent().stream().map(PostResponse::new).toList();
+        this.hasNext = postSlice.hasNext();
+    }
+}

src/main/java/jehs/springbootboardjpa/service/PostService.java

@@ -1,16 +1,13 @@
 package jehs.springbootboardjpa.service;
 
-import jehs.springbootboardjpa.dto.PostCreateRequest;
-import jehs.springbootboardjpa.dto.PostResponse;
-import jehs.springbootboardjpa.dto.PostUpdateRequest;
-import jehs.springbootboardjpa.dto.PostsResponse;
+import jehs.springbootboardjpa.dto.*;
 import jehs.springbootboardjpa.entity.Post;
 import jehs.springbootboardjpa.entity.User;
 import jehs.springbootboardjpa.exception.PostErrorMessage;
 import jehs.springbootboardjpa.exception.PostException;
 import jehs.springbootboardjpa.repository.PostRepository;
 import lombok.RequiredArgsConstructor;
-import org.springframework.data.domain.*;
+import org.springframework.data.domain.PageRequest;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -53,8 +50,9 @@ public PostsResponse getAllPostsWithUser(int page, int size) {
     }
 
     @Transactional(readOnly = true)
-    public Slice<PostResponse> getAllPostsWithUserByCursor(int size, Long cursorId) {
-        return postRepository.findAllWithUserByCursor(cursorId, PageRequest.of(0, size))
-                .map(PostResponse::new);
+    public PostsCursorResponse getAllPostsWithUserByCursor(int size, Long cursorId) {
+        return new PostsCursorResponse(
+                postRepository.findAllWithUserByCursor(cursorId, PageRequest.of(0, size))
+        );
     }
 }