Merge pull request #202 from Team-BC-1/feat/product-add

관리자 상품 생성 api

src/main/java/bc1/gream/domain/admin/controller/AdminController.java

@@ -1,14 +1,20 @@
 package bc1.gream.domain.admin.controller;
 
+
 import bc1.gream.domain.admin.dto.request.AdminGetRefundRequestDto;
+import bc1.gream.domain.admin.dto.request.AdminProductRequestDto;
 import bc1.gream.domain.admin.dto.response.AdminGetRefundResponseDto;
+import bc1.gream.domain.admin.dto.response.AdminProductResponseDto;
 import bc1.gream.domain.admin.mapper.RefundMapper;
+import bc1.gream.domain.product.service.query.ProductService;
 import bc1.gream.domain.user.service.query.RefundQueryService;
 import bc1.gream.global.common.RestResponse;
 import io.swagger.v3.oas.annotations.Operation;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -17,6 +23,8 @@
 @RequestMapping("/api/admin")
 public class AdminController {
 
+
+    private final ProductService productService;
     private final RefundQueryService refundQueryService;
 
     @GetMapping("/refunds")
@@ -29,5 +37,15 @@ public RestResponse<List<AdminGetRefundResponseDto>> getRefunds(AdminGetRefundRe
             .toList();
 
         return RestResponse.success(response);
+
     }
+
+    @PostMapping("/products")
+    public RestResponse<AdminProductResponseDto> addProducts(
+        @RequestBody AdminProductRequestDto adminProductRequestDto
+    ) {
+        productService.addProduct(adminProductRequestDto);
+        return RestResponse.success(new AdminProductResponseDto());
+    }
+
 }

src/main/java/bc1/gream/domain/admin/dto/request/AdminProductRequestDto.java

@@ -0,0 +1,14 @@
+package bc1.gream.domain.admin.dto.request;
+
+import lombok.Builder;
+
+@Builder
+public record AdminProductRequestDto(
+    String brand,
+    String name,
+    String imageUrl,
+    String description,
+    Long price
+) {
+
+}

src/main/java/bc1/gream/domain/admin/dto/response/AdminProductResponseDto.java

@@ -0,0 +1,8 @@
+package bc1.gream.domain.admin.dto.response;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+
+@JsonIgnoreProperties
+public record AdminProductResponseDto() {
+
+}

src/main/java/bc1/gream/domain/product/repository/ProductRepository.java

@@ -7,4 +7,6 @@
 public interface ProductRepository extends JpaRepository<Product, Long>, ProductRepositoryCustom {
 
     List<Product> findAllByNameContaining(String name);
+
+    boolean existsByName(String productName);
 }

src/main/java/bc1/gream/domain/product/service/query/ProductService.java

@@ -1,5 +1,6 @@
 package bc1.gream.domain.product.service.query;
 
+import bc1.gream.domain.admin.dto.request.AdminProductRequestDto;
 import bc1.gream.domain.product.dto.unit.ProductCondition;
 import bc1.gream.domain.product.entity.Product;
 import bc1.gream.domain.product.repository.ProductRepository;
@@ -45,7 +46,26 @@ public Product findBy(Long id) throws GlobalException {
             .orElseThrow(() -> new GlobalException(ResultCase.PRODUCT_NOT_FOUND));
     }
 
-    public List<Product> findAllByNameContaining(String name) {
-        return productRepository.findAllByNameContaining(name);
+
+    public void addProduct(AdminProductRequestDto adminProductRequestDto) {
+        String productName = adminProductRequestDto.name();
+
+        if (productRepository.existsByName(productName)) {
+            throw new GlobalException(ResultCase.DUPLICATED_PRODUCT_NAME);
+        }
+
+        Product product = buildProductFromRequest(adminProductRequestDto);
+        productRepository.save(product);
     }
+
+    private Product buildProductFromRequest(AdminProductRequestDto adminProductRequestDto) {
+        return Product.builder()
+            .name(adminProductRequestDto.name())
+            .brand(adminProductRequestDto.brand())
+            .description(adminProductRequestDto.description())
+            .imageUrl(adminProductRequestDto.imageUrl())
+            .price(adminProductRequestDto.price())
+            .build();
+    }
+
 }

src/main/java/bc1/gream/global/common/ResultCase.java

@@ -34,6 +34,8 @@ public enum ResultCase {
     // 존재하지 않는 상품 404
     PRODUCT_NOT_FOUND(HttpStatus.NOT_FOUND, 2001, "해당 상품은 존재하지 않습니다."),
 
+    DUPLICATED_PRODUCT_NAME(HttpStatus.BAD_REQUEST, 2002, "해당 상품은 존재하지 않습니다."),
+
     // 구매 3000번대
     // 구매 요청 대상 상품이 이미 판매되었음 409
     BUY_PRODUCT_SOLD_OUT(HttpStatus.CONFLICT, 3000, "구매 요청 대상 상품이 이미 판매되었습니다."),