[4주차] 최유찬 /[feat] 추가 API 구현

src/main/java/com/example/demo1/domain/comment/entity/Comment.java

@@ -28,4 +28,11 @@ public class Comment extends BaseEntity {
 
     @Column(length = 255)
     private String content;
+
+    // domain/comment/entity/Comment.java
+    private boolean isAdopted = false; // 기본값 false
+
+    public void adopt() {
+        this.isAdopted = true;
+    }
 }

src/main/java/com/example/demo1/domain/global/exception/GlobalExceptionHandler.java

@@ -31,4 +31,9 @@ public ResponseEntity<BaseResponse<Map<String, Long>>> handleNotFoundException(N
         return ResponseEntity.status(HttpStatus.NOT_FOUND)
                 .body(BaseResponse.onFailure("4040", e.getMessage(), null));
     }
+    @ExceptionHandler(IllegalStateException.class)
+    public BaseResponse<String> handleIllegalStateException(IllegalStateException e) {
+        // 500 에러 대신 400(Bad Request) 계열의 코드로 응답을 보냅니다.
+        return BaseResponse.onFailure("REPORT400", e.getMessage(), null);
+    }
 }

src/main/java/com/example/demo1/domain/post/controller/PostController.java

@@ -47,4 +47,10 @@ public BaseResponse<String> deletePost(@PathVariable Long postId) {
         postService.delete(postId);
         return BaseResponse.onSuccess("2003", "게시글 삭제 성공", "삭제된 게시글 ID: " + postId);
     }
+    // domain/post/controller/PostController.java (기존 파일에 추가)
+    @PatchMapping("/{postId}/hide")
+    public BaseResponse<String> hidePost(@PathVariable Long postId) {
+        postService.hidePost(postId); // postStatus를 HIDDEN으로 바꾸는 로직
+        return BaseResponse.onSuccess("POST200", "게시글 숨김 처리가 완료되었습니다.", null);
+    }
 }

src/main/java/com/example/demo1/domain/post/entity/Post.java

@@ -45,4 +45,11 @@ public void update(String title, String content, String description) {
         this.content = content;
         this.description = description;
     }
+    // domain/post/entity/Post.java 파일 안에 추가
+    @Enumerated(EnumType.STRING)
+    private PostStatus status = PostStatus.ACTIVE; // 기본값은 ACTIVE
+
+    public void hide() {
+        this.status = PostStatus.HIDDEN; // 상태를 HIDDEN으로 변경
+    }
 }

src/main/java/com/example/demo1/domain/post/entity/PostStatus.java

@@ -0,0 +1,13 @@
+package com.example.demo1.domain.post.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum PostStatus {
+    ACTIVE("활성화"),
+    HIDDEN("숨김");
+
+    private final String description;
+}

src/main/java/com/example/demo1/domain/post/service/PostService.java

@@ -106,4 +106,14 @@ public void delete(Long postId) {
         }
         postRepository.deleteById(postId);
     }
+    // domain/post/service/PostService.java 파일 안에 추가
+    @Transactional
+    public void hidePost(Long postId) {
+        // 1. 해당 ID의 게시글을 찾고, 없으면 에러 발생
+        Post post = postRepository.findById(postId)
+                .orElseThrow(() -> new IllegalArgumentException("존재하지 않는 게시글입니다."));
+
+        // 2. 게시글의 상태를 숨김으로 변경
+        post.hide();
+    }
 }

src/main/java/com/example/demo1/domain/report/controller/ReportController.java

@@ -0,0 +1,23 @@
+package com.example.demo1.domain.report.controller;
+
+import com.example.demo1.domain.global.response.BaseResponse;
+import com.example.demo1.domain.report.dto.ReportRequestDto;
+import com.example.demo1.domain.report.service.ReportService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/reports")
+@RequiredArgsConstructor
+public class ReportController {
+
+    private final ReportService reportService;
+
+    @PostMapping
+    public BaseResponse<String> report(@RequestBody ReportRequestDto dto) {
+        String result = reportService.createReport(dto.getReporterId(), dto.getTargetId());
+        return BaseResponse.onSuccess("REP200", result, null);
+    }
+
+
+}

src/main/java/com/example/demo1/domain/report/dto/ReportRequestDto.java

@@ -0,0 +1,11 @@
+package com.example.demo1.domain.report.dto;
+
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+public class ReportRequestDto {
+    private Long reporterId;
+    private Long targetId;
+}

src/main/java/com/example/demo1/domain/report/entity/Report.java

@@ -0,0 +1,28 @@
+package com.example.demo1.domain.report.entity;
+
+import com.example.demo1.domain.global.entity.BaseEntity;
+import jakarta.persistence.*;
+import lombok.*;
+
+@Entity
+@Getter
+@Builder
+@NoArgsConstructor(access = AccessLevel.PROTECTED) // JPA를 위한 기본 생성자
+@AllArgsConstructor
+public class Report extends BaseEntity {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private Long reporterId; // 신고자 ID
+    private Long targetId;   // 게시물 또는 댓글 ID
+
+    @Enumerated(EnumType.STRING)
+    private ReportStatus status = ReportStatus.PENDING; // 기본값: 대기중
+
+    public void resolve() {
+        this.status = ReportStatus.RESOLVED;
+    }
+
+
+}

src/main/java/com/example/demo1/domain/report/entity/ReportStatus.java

@@ -0,0 +1,13 @@
+package com.example.demo1.domain.report.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum ReportStatus {
+    PENDING("대기 중"),
+    RESOLVED("처리 완료");
+
+    private final String description;
+}

src/main/java/com/example/demo1/domain/report/entity/ReportType.java

@@ -0,0 +1,4 @@
+package com.example.demo1.domain.report.entity;
+
+public class ReportType {
+}

src/main/java/com/example/demo1/domain/report/repository/ReportRepository.java

@@ -0,0 +1,9 @@
+package com.example.demo1.domain.report.repository;
+
+import com.example.demo1.domain.report.entity.Report;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface ReportRepository extends JpaRepository<Report, Long> {
+    // [중복 방지] 신고자와 타겟 ID로 이미 데이터가 있는지 확인하는 메서드
+    boolean existsByReporterIdAndTargetId(Long reporterId, Long targetId);
+}

src/main/java/com/example/demo1/domain/report/service/ReportService.java

@@ -0,0 +1,35 @@
+package com.example.demo1.domain.report.service;
+
+import com.example.demo1.domain.report.entity.Report;
+import com.example.demo1.domain.report.entity.ReportStatus;
+import com.example.demo1.domain.report.repository.ReportRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+public class ReportService {
+
+    private final ReportRepository reportRepository;
+
+    @Transactional
+    public String createReport(Long reporterId, Long targetId) {
+        // [오류 해결 포인트 1] 리포지토리에 existsByReporterIdAndTargetId 메서드가 선언되어 있어야 합니다.
+        if (reportRepository.existsByReporterIdAndTargetId(reporterId, targetId)) {
+            throw new IllegalStateException("이미 신고한 대상입니다.");
+        }
+
+        Report report = Report.builder()
+                .reporterId(reporterId)
+                .targetId(targetId)
+                .status(ReportStatus.PENDING)
+                .build();
+
+        reportRepository.save(report);
+        return "신고가 정상적으로 접수되었습니다.";
+    }
+
+
+}

src/main/java/com/example/demo1/domain/user/entity/User.java

@@ -10,7 +10,8 @@
 import java.util.List;
 
 @Entity
-@Table(name = "user")
+// [수정 포인트 1] 'user'는 예약어이므로 테이블 이름을 'users'로 변경합니다.
+@Table(name = "users")
 @Builder
 @Getter
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
@@ -23,20 +24,21 @@ public class User extends BaseEntity {
 
     private Integer age;
 
-    @Column(length = 255)
+    // [수정 포인트 2] 실무에서는 null 방지나 유니크 설정을 위해 column 정의를 더 구체적으로 합니다.
+    @Column(nullable = false, length = 20)
     private String name;
 
-    @Column(length = 255)
+    @Column(nullable = false, unique = true, length = 100)
     private String email;
 
-    @Column(length = 255)
+    @Column(length = 50)
     private String nickname;
 
     @Builder.Default
-    @OneToMany(mappedBy = "user", cascade = CascadeType.ALL)
+    @OneToMany(mappedBy = "user", cascade = CascadeType.ALL, orphanRemoval = true)
     private List<Post> posts = new ArrayList<>();
 
     @Builder.Default
-    @OneToMany(mappedBy = "user", cascade = CascadeType.ALL)
+    @OneToMany(mappedBy = "user", cascade = CascadeType.ALL, orphanRemoval = true)
     private List<Comment> comments = new ArrayList<>();
 }

src/main/resources/application.properties

@@ -1 +1,2 @@
 spring.application.name=demo
+spring.jpa.open-in-view=false