feat: 선호물품 등록 기능 구현

- 기관이 선호하는 물품을 등록할 수 있는 API 추가
- 선호물품 테이블 추가
- 선호물품 등록 요청 DTO 구현
- 선호물품 등록 서비스 레이어 구현
- 테스트 코드 작성 및 검증 완료

Author: 7zrv

src/main/java/com/somemore/center/domain/PreferItem.java

@@ -0,0 +1,38 @@
+package com.somemore.center.domain;
+
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.UUID;
+
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Getter
+@Entity
+public class PreferItem {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(name = "center_id", nullable = false)
+    private UUID centerId;
+
+    @Column(name = "item_name", nullable = false)
+    private String itemName;
+
+    @Builder
+    private PreferItem(UUID centerId, String itemName) {
+        this.centerId = centerId;
+        this.itemName = itemName;
+    }
+
+    public static PreferItem create(UUID centerId, String itemName) {
+        return PreferItem.builder()
+                .centerId(centerId)
+                .itemName(itemName)
+                .build();
+    }
+}

src/main/java/com/somemore/center/dto/request/PreferItemCreateRequestDto.java

@@ -0,0 +1,19 @@
+package com.somemore.center.dto.request;
+
+
+import com.somemore.center.domain.PreferItem;
+
+import java.util.UUID;
+
+
+public record PreferItemCreateRequestDto(
+
+        UUID centerId,
+        String itemName
+
+) {
+    public PreferItem createPreferItem() {
+        return PreferItem.create(centerId, itemName);
+    }
+
+}

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

@@ -0,0 +1,18 @@
+package com.somemore.center.repository;
+
+import com.somemore.center.domain.PreferItem;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.UUID;
+
+@Repository
+public interface PreferItemRepository extends JpaRepository<PreferItem, Long> {
+
+    @Query("SELECT p FROM PreferItem p WHERE p.centerId = :centerId")
+    List<PreferItem> findByCenterId(@Param("centerId") UUID centerId);
+
+}

src/main/java/com/somemore/center/service/command/CreatePreferItemService.java

@@ -0,0 +1,24 @@
+package com.somemore.center.service.command;
+
+import com.somemore.center.dto.request.PreferItemCreateRequestDto;
+import com.somemore.center.repository.PreferItemRepository;
+import com.somemore.center.usecase.command.CreatePreferItemUseCase;
+import com.somemore.center.usecase.query.CenterQueryUseCase;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@RequiredArgsConstructor
+@Service
+public class CreatePreferItemService implements CreatePreferItemUseCase {
+
+    private final CenterQueryUseCase centerQueryUseCase;
+    private final PreferItemRepository preferItemRepository;
+
+    @Override
+    public void createPreferItem(PreferItemCreateRequestDto requestDto) {
+
+        centerQueryUseCase.validateCenterExists(requestDto.centerId());
+
+        preferItemRepository.save(requestDto.createPreferItem());
+    }
+}

src/main/java/com/somemore/center/usecase/command/CreatePreferItemUseCase.java

@@ -0,0 +1,8 @@
+package com.somemore.center.usecase.command;
+
+import com.somemore.center.dto.request.PreferItemCreateRequestDto;
+
+public interface CreatePreferItemUseCase {
+
+    void createPreferItem(PreferItemCreateRequestDto requestDto);
+}

src/test/java/com/somemore/center/repository/PreferItemRepositoryTest.java

@@ -0,0 +1,42 @@
+package com.somemore.center.repository;
+
+import com.somemore.IntegrationTestSupport;
+import com.somemore.center.domain.PreferItem;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import java.util.List;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.AssertionsForClassTypes.tuple;
+
+class PreferItemRepositoryTest extends IntegrationTestSupport {
+
+    @Autowired
+    private PreferItemRepository preferItemRepository;
+
+    @DisplayName("기관의 id로 선호물품을 검색할 수 있다.")
+    @Test
+    void findByCenterId() {
+
+        //given
+        PreferItem preferItem = PreferItem.create(UUID.fromString("1a1a1a1a-1a1a-1a1a-1a1a-1a1a1a1a1a1"), "어린이 동화책");
+        PreferItem preferItem1 = PreferItem.create(UUID.fromString("1a1a1a1a-1a1a-1a1a-1a1a-1a1a1a1a1a1"), "간식");
+        PreferItem preferItem2 = PreferItem.create(UUID.fromString("1a1a1a1a-1a1a-1a1a-1a1a-1a1a1a1a1a2"), "수건");
+        PreferItem preferItem3 = PreferItem.create(UUID.fromString("1a1a1a1a-1a1a-1a1a-1a1a-1a1a1a1a1a3"), "식재료");
+        preferItemRepository.saveAll(List.of(preferItem, preferItem1, preferItem2, preferItem3));
+
+        //when
+        List<PreferItem> preferItems = preferItemRepository.findByCenterId(UUID.fromString("1a1a1a1a-1a1a-1a1a-1a1a-1a1a1a1a1a2"));
+
+        //then
+        assertThat(preferItems).hasSize(1)
+                .extracting("centerId", "itemName")
+                .containsExactlyInAnyOrder(
+                        tuple(UUID.fromString("1a1a1a1a-1a1a-1a1a-1a1a-1a1a1a1a1a2"), "수건")
+                );
+    }
+
+}

src/test/java/com/somemore/center/service/command/CreatePreferItemServiceTest.java

@@ -0,0 +1,64 @@
+package com.somemore.center.service.command;
+
+import com.somemore.IntegrationTestSupport;
+import com.somemore.center.domain.Center;
+import com.somemore.center.domain.PreferItem;
+import com.somemore.center.dto.request.PreferItemCreateRequestDto;
+import com.somemore.center.repository.CenterRepository;
+import com.somemore.center.repository.PreferItemRepository;
+import jakarta.transaction.Transactional;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@Transactional
+class CreatePreferItemServiceTest extends IntegrationTestSupport {
+
+    @Autowired
+    private CreatePreferItemService createPreferItemService;
+
+    @Autowired
+    private PreferItemRepository preferItemRepository;
+
+    @Autowired
+    private CenterRepository centerRepository;
+
+    @DisplayName("기관 아이디와 선호물품 이름을 받아 선호물품을 생성한다.")
+    @Test
+    void createPreferItem() {
+        //given
+        Center center = Center.create(
+                "기본 기관 이름",
+                "010-1234-5678",
+                "http://example.com/image.jpg",
+                "기관 소개 내용",
+                "http://example.com",
+                "account123",
+                "password123"
+        );
+        centerRepository.save(center);
+        String itemName = "어린이 도서";
+
+
+        PreferItemCreateRequestDto requestDto = new PreferItemCreateRequestDto(
+                center.getId(),
+                itemName
+        );
+
+        //when
+        createPreferItemService.createPreferItem(requestDto);
+
+        //then
+        PreferItem savedItem = preferItemRepository.findAll().stream()
+                .filter(item -> item.getCenterId().equals(center.getId())
+                        && item.getItemName().equals(itemName))
+                .findFirst()
+                .orElseThrow(() -> new AssertionError("저장된 선호물품을 찾을 수 없습니다."));
+
+        assertThat(savedItem.getCenterId()).isEqualTo(center.getId());
+        assertThat(savedItem.getItemName()).isEqualTo(itemName);
+    }
+
+}