Feat: 홈 카테고리 Best상품 조회 기능 구현

src/main/java/kw/zeropick/home/controller/HomeController.java

@@ -2,17 +2,22 @@
 
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import java.util.List;
 import kw.zeropick.common.LoginUser;
 import kw.zeropick.home.dto.response.HomeResponse;
+import kw.zeropick.home.dto.response.ProductBestResponse;
 import kw.zeropick.home.service.HomeService;
 import kw.zeropick.payload.ApiResponse;
+import kw.zeropick.product.dto.ProductDto;
 import kw.zeropick.product.service.ProductService;
 import lombok.Builder;
 import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Page;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
 
+
 @Tag(name = "home", description = "홈 화면 API")
 @Builder
 @RestController
@@ -44,4 +49,26 @@ public class HomeController {
 //        }
 //    }
 
+
+    @Operation(summary = "홈 카테고리 베스트 조회", description = "카테고리 베스트를 조회합니다.")
+    @GetMapping("/category")
+    public ResponseEntity<ApiResponse> homeCategory(@RequestParam Category category) {
+        Long memberId = LoginUser.get().getId();
+        try {
+            List<ProductBestResponse> productBestResponses = homeService.categoryBest(memberId, category);
+            return ResponseEntity.ok(
+                    ApiResponse.builder()
+                            .check(true)
+                            .information(productBestResponses)
+                            .build()
+            );
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body(
+                    ApiResponse.builder()
+                            .check(false)
+                            .information(e.getMessage())
+                            .build()
+            );
+        }
+    }
 }

src/main/java/kw/zeropick/home/dto/response/ProductBestResponse.java

@@ -1,40 +1,40 @@
-package kw.zeropick.home.dto.response;
-
-import kw.zeropick.product.domain.Category;
-import kw.zeropick.review.dto.response.ReviewResponse;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Data;
-import lombok.Setter;
-
-@Builder
-@Data
-@AllArgsConstructor
-public class ProductBestResponse {
-    private Long id;
-
-    private String productName;
-
-    private Category category;
-
-    private Boolean zeroSugar;
-
-    private Boolean zeroKcal;
-
-    private int price;
-
-    private Double starRate;
-
-    private String imageUrl;
-
-    private int reviewCount;
-
-    private ReviewResponse reviewResponse;
-
-    //  좋아요 여부
-    @Setter
-    private Boolean bookmarked;
-    //  비교함 여부
-    @Setter
-    private Boolean compared;
-}
+package kw.zeropick.home.dto.response;
+
+import kw.zeropick.product.domain.Category;
+import kw.zeropick.review.dto.response.ReviewResponse;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.Setter;
+
+@Builder
+@Data
+@AllArgsConstructor
+public class ProductBestResponse {
+    private Long id;
+
+    private String productName;
+
+    private Category category;
+
+    private Boolean zeroSugar;
+
+    private Boolean zeroKcal;
+
+    private int price;
+
+    private Double starRate;
+
+    private String imageUrl;
+
+    private int reviewCount;
+
+    private ReviewResponse reviewResponse;
+
+    //  좋아요 여부
+    @Setter
+    private Boolean bookmarked;
+    //  비교함 여부
+    @Setter
+    private Boolean compared;
+}

src/main/java/kw/zeropick/home/service/HomeService.java

@@ -1,9 +1,10 @@
 package kw.zeropick.home.service;
 
-import kw.zeropick.home.dto.response.ProductBestResponse;
-
 import java.util.List;
+import kw.zeropick.home.dto.response.ProductBestResponse;
+import kw.zeropick.product.domain.Category;
 
 public interface HomeService {
+    List<ProductBestResponse> categoryBest(Long memberId, Category category);
     List<ProductBestResponse> getTopPopularityProducts(int limit, String token);
 }

src/main/java/kw/zeropick/home/service/HomeServiceImpl.java

@@ -1,28 +1,68 @@
 package kw.zeropick.home.service;
 
+import java.util.List;
 import kw.zeropick.common.LoginUser;
 import kw.zeropick.home.dto.response.ProductBestResponse;
+import kw.zeropick.product.domain.Category;
 import kw.zeropick.product.domain.Product;
 import kw.zeropick.product.domain.ProductSort;
 import kw.zeropick.product.dto.ProductDto;
 import kw.zeropick.product.dto.request.ProductSearchRequest;
 import kw.zeropick.product.service.ProductService;
+import kw.zeropick.review.dto.response.ReviewResponse;
+import kw.zeropick.review.service.ReviewService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
-
-import java.util.List;
 import java.util.stream.Collectors;
 
+
 @Service
 @Transactional
 @RequiredArgsConstructor
-public class HomeServiceImpl implements HomeService{
-
+public class HomeServiceImpl implements HomeService {
     private final ProductService productService;
+    private final ReviewService reviewService;
 
-    private ProductBestResponse toProductBestResponse(Product product) {
+    @Override
+    public List<ProductBestResponse> categoryBest(Long memberId, Category category) {
+        ProductSearchRequest productSearchRequest = ProductSearchRequest.builder()
+                .category(category)
+                .sort(ProductSort.POPULARITY)
+                .build();
+
+        Page<ProductDto> productDtos = productService.productSearch(memberId, 0, 3, productSearchRequest);
+        Pageable pageable = PageRequest.of(0, 1);
+
+        List<ProductBestResponse> bestResponses = productDtos.getContent().stream().map(productDto -> {
+            Page<ReviewResponse> reviews = reviewService.getReviews(productDto.getId(), null, "latest", pageable);
+            ReviewResponse latestReview = reviews.getContent().isEmpty() ? null : reviews.getContent().get(0);
+
+            return ProductBestResponse.builder()
+                    .id(productDto.getId())
+                    .productName(productDto.getProductName())
+                    .category(productDto.getCategory())
+                    .zeroSugar(productDto.getZeroSugar())
+                    .zeroKcal(productDto.getZeroKcal())
+                    .price(productDto.getPrice())
+                    .starRate(productDto.getStarRate())
+                    .imageUrl(productDto.getImageUrl())
+                    .reviewCount(productDto.getReviewCount())
+                    .reviewResponse(latestReview)
+                    .bookmarked(productDto.getBookmarked())
+                    .compared(productDto.getCompared())
+                    .build();
+        }).toList();
+
+        return bestResponses;
+    }
+
+    @Override
+    @Transactional
+    private ProductBestResponse toProductBestResponse (Product product){
         Long memberId = null;
         try {
             memberId = LoginUser.get().getId(); // 로그인 사용자 정보 가져오기
@@ -54,7 +94,7 @@ private ProductBestResponse toProductBestResponse(Product product) {
 
     @Override
     @Transactional
-    public List<ProductBestResponse> getTopPopularityProducts(int limit, String token) {
+    public List<ProductBestResponse> getTopPopularityProducts ( int limit, String token){
         // 인기 상품 검색 요청 생성
         ProductSearchRequest productSearchRequest = ProductSearchRequest.builder()
                 .zeroKcal(Boolean.TRUE)
@@ -84,5 +124,4 @@ public List<ProductBestResponse> getTopPopularityProducts(int limit, String toke
                 )
                 .toList();
     }
-
-}
+}

src/main/java/kw/zeropick/product/domain/Product.java

@@ -95,11 +95,13 @@ public void setTags(List<PositiveTagEnum> tags) {
         this.tags = tags;
     }
 
-    public void setPopularity(){
-        this.popularity = this.viewCount*150 + this.bookmarkCount*250 + this.reviewCount*250 + Integer.parseInt(String.valueOf(this.starRate*20*350));
+    public void setPopularity() {
+        int starRateScore = this.starRate != null ? (int) Math.round(this.starRate * 20 * 350) : 0;
+        this.popularity = this.viewCount * 150 + this.bookmarkCount * 250 + this.reviewCount * 250 + starRateScore;
     }
 
 
+
 }
 
 

src/main/java/kw/zeropick/review/service/ReviewServiceImpl.java

@@ -229,6 +229,14 @@ public void deleteReview(Long reviewId) {
         Review review = reviewRepository.findById(reviewId)
                 .orElseThrow(() -> new EntityNotFoundException("해당 리뷰를 찾을 수 없습니다."));
 
+        // 이미지 삭제 추가
+        List<String> oldImageUrls = review.getImageUrls();
+        if(!oldImageUrls.isEmpty()) {
+            for (String imageUrl : oldImageUrls) {
+                s3Util.deleteFile(imageUrl);
+            }
+        }
+
         Product product = review.getProduct();
 
         // 리뷰의 평점을 상품에서 제거