feat: community-board 조회 기능 (#45)

* test(community): communityBoard 조회 기능 테스트 작성

- 커뮤니티 게시글 목록 조회
- 커뮤니티 게시글 목록 사용자별 조회
- 커뮤니티 게시글 상세 조회

* test(center): center 이름 조회 기능 테스트 작성

* test(volunteer): volunteer 닉네임 조회 기능 테스트 작성

* feat(community): communityBoard 조회 responseDto 생성

* feat(community): communityBoard Query Usecase 및 Service 생성

* feat(community): communityBoard Repository 구조 변경 및 조회 기능 추가

* feat(center): 커뮤니티 조회에 사용할 ResponseDto 생성

* feat(center): center Query Usecase 및 Service에 center 정보 조회 기능 추가

* feat(center): center Repository 구조 변경 및 조회 기능 추가

* feat(volunteer): 커뮤니티 조회에 사용할 ResponseDto 생성

* feat(volunteer): volunteer Query Usecase 및 Service에 volunteer 정보 조회 기능 추가

* feat(volunteer): volunteer Repository 구조 변경 및 조회 기능 추가

* feat(community): community 예외 메시지 추가

* fix(community): sonarqube 이슈 사항 반영

* refactor(community): 코드 리뷰 사항 반영

- repository 테스트 usecase 주입
- getWriterDetail 메서드 else문 삭제

Author: ayoung-dev

src/main/java/com/somemore/center/dto/response/CenterForCommunityResponseDto.java

@@ -0,0 +1,28 @@
+package com.somemore.center.dto.response;
+
+import com.fasterxml.jackson.databind.PropertyNamingStrategies;
+import com.fasterxml.jackson.databind.annotation.JsonNaming;
+import com.somemore.center.domain.Center;
+import com.somemore.community.dto.response.WriterDetailDto;
+import com.somemore.volunteer.domain.Tier;
+
+import java.util.UUID;
+
+@JsonNaming(PropertyNamingStrategies.SnakeCaseStrategy.class)
+public record CenterForCommunityResponseDto(
+        UUID id,
+        String name,
+        String imgUrl,
+        Tier tier
+) implements WriterDetailDto {
+
+    public static CenterForCommunityResponseDto fromEntity(Center center) {
+        return new CenterForCommunityResponseDto(
+                center.getId(),
+                center.getName(),
+                center.getImgUrl(),
+                null
+        );
+    }
+}
+

src/main/java/com/somemore/center/repository/CenterJpaRepository.java

@@ -0,0 +1,12 @@
+package com.somemore.center.repository;
+
+import com.somemore.center.domain.Center;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+import java.util.UUID;
+
+public interface CenterJpaRepository extends JpaRepository<Center, Long> {
+    boolean existsById(UUID id);
+    Optional<Center> findCenterById(UUID id);
+}

src/main/java/com/somemore/center/repository/CenterRepository.java

@@ -1,20 +1,19 @@
 package com.somemore.center.repository;
 
 import com.somemore.center.domain.Center;
-import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
 import java.util.Optional;
 import java.util.UUID;
 
 @Repository
-public interface CenterRepository extends JpaRepository<Center, UUID> {
-
+public interface CenterRepository {
+    Center save(Center center);
     boolean existsById(UUID id);
-
     default boolean doesNotExistById(UUID id) {
         return !existsById(id);
     }
-
     Optional<Center> findCenterById(UUID id);
+    String findNameById(UUID id);
+    void deleteAllInBatch();
 }

src/main/java/com/somemore/center/repository/CenterRepositoryImpl.java

@@ -0,0 +1,49 @@
+package com.somemore.center.repository;
+
+import com.querydsl.jpa.impl.JPAQueryFactory;
+import com.somemore.center.domain.Center;
+import com.somemore.center.domain.QCenter;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+import java.util.UUID;
+
+@RequiredArgsConstructor
+@Repository
+public class CenterRepositoryImpl implements CenterRepository {
+
+    private final CenterJpaRepository centerJpaRepository;
+    private final JPAQueryFactory queryFactory;
+
+    @Override
+    public Center save(Center center) {
+        return centerJpaRepository.save(center);
+    }
+
+    @Override
+    public boolean existsById(UUID id) {
+        return centerJpaRepository.existsById(id);
+    }
+
+    @Override
+    public Optional<Center> findCenterById(UUID id) {
+        return centerJpaRepository.findCenterById(id);
+    }
+
+    @Override
+    public String findNameById(UUID id) {
+        QCenter center = QCenter.center;
+
+        return queryFactory
+                .select(center.name)
+                .from(center)
+                .where(center.id.eq(id))
+                .fetchOne();
+    }
+
+    @Override
+    public void deleteAllInBatch() {
+        centerJpaRepository.deleteAllInBatch();
+    }
+}

src/main/java/com/somemore/center/service/query/CenterQueryService.java

@@ -1,6 +1,7 @@
 package com.somemore.center.service.query;
 
 import com.somemore.center.domain.Center;
+import com.somemore.center.dto.response.CenterForCommunityResponseDto;
 import com.somemore.center.dto.response.CenterProfileResponseDto;
 import com.somemore.center.dto.response.PreferItemResponseDto;
 import com.somemore.center.repository.CenterRepository;
@@ -45,4 +46,14 @@ private Center getCenterById(UUID centerId) {
                 .orElseThrow(() -> new BadRequestException(NOT_EXISTS_CENTER.getMessage()));
     }
 
+    @Override
+    public String getNameById(UUID id) {
+        return centerRepository.findNameById(id);
+    }
+
+    @Override
+    public CenterForCommunityResponseDto getCenterDetailForCommunity(UUID id) {
+        Center center = getCenterById(id);
+        return CenterForCommunityResponseDto.fromEntity(center);
+    }
 }

src/main/java/com/somemore/center/usecase/query/CenterQueryUseCase.java

@@ -1,5 +1,6 @@
 package com.somemore.center.usecase.query;
 
+import com.somemore.center.dto.response.CenterForCommunityResponseDto;
 import com.somemore.center.dto.response.CenterProfileResponseDto;
 
 import java.util.UUID;
@@ -8,4 +9,6 @@ public interface CenterQueryUseCase {
 
     CenterProfileResponseDto getCenterProfileByCenterId(UUID centerId);
     void validateCenterExists(UUID centerId);
+    String getNameById(UUID id);
+    CenterForCommunityResponseDto getCenterDetailForCommunity(UUID id);
 }

src/main/java/com/somemore/community/dto/response/CommunityBoardGetDetailResponseDto.java

@@ -0,0 +1,30 @@
+package com.somemore.community.dto.response;
+
+import com.fasterxml.jackson.databind.PropertyNamingStrategies;
+import com.fasterxml.jackson.databind.annotation.JsonNaming;
+import com.somemore.community.domain.CommunityBoard;
+
+import java.time.LocalDateTime;
+
+@JsonNaming(PropertyNamingStrategies.SnakeCaseStrategy.class)
+public record CommunityBoardGetDetailResponseDto(
+        Long id,
+        String title,
+        String content,
+        String imageUrl,
+        LocalDateTime createdAt,
+        LocalDateTime updatedAt,
+        WriterDetailDto writerDetailDto
+) {
+    public static CommunityBoardGetDetailResponseDto fromEntity(CommunityBoard board, WriterDetailDto writer) {
+        return new CommunityBoardGetDetailResponseDto(
+                board.getId(),
+                board.getTitle(),
+                board.getContent(),
+                board.getImgUrl(),
+                board.getCreatedAt(),
+                board.getUpdatedAt(),
+                writer
+        );
+    }
+}

src/main/java/com/somemore/community/dto/response/CommunityBoardGetResponseDto.java

@@ -0,0 +1,25 @@
+package com.somemore.community.dto.response;
+
+import com.fasterxml.jackson.databind.PropertyNamingStrategies.SnakeCaseStrategy;
+import com.fasterxml.jackson.databind.annotation.JsonNaming;
+import com.somemore.community.domain.CommunityBoard;
+
+import java.time.LocalDateTime;
+
+@JsonNaming(SnakeCaseStrategy.class)
+public record CommunityBoardGetResponseDto(
+        Long id,
+        String title,
+        String writerNickname,
+        LocalDateTime createdAt
+) {
+    public static CommunityBoardGetResponseDto fromEntity(CommunityBoard board, String writerNickname) {
+        return new CommunityBoardGetResponseDto(
+                board.getId(),
+                board.getTitle(),
+                writerNickname,
+                board.getCreatedAt()
+        );
+    }
+}
+

src/main/java/com/somemore/community/dto/response/WriterDetailDto.java

@@ -0,0 +1,12 @@
+package com.somemore.community.dto.response;
+
+import com.somemore.volunteer.domain.Tier;
+
+import java.util.UUID;
+
+public interface WriterDetailDto {
+    UUID id();
+    String name();
+    String imgUrl();
+    Tier tier();
+}

src/main/java/com/somemore/community/repository/CommunityBoardJpaRepository.java

@@ -0,0 +1,7 @@
+package com.somemore.community.repository;
+
+import com.somemore.community.domain.CommunityBoard;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface CommunityBoardJpaRepository extends JpaRepository<CommunityBoard, Long> {
+}