좋아요 싫어요 개선

src/main/java/com/pyonsnalcolor/config/SecurityConfig.java

@@ -77,4 +77,4 @@ public UserDetailsService userDetailsService() {
     public RestTemplate restTemplate(RestTemplateBuilder restTemplateBuilder) {
         return restTemplateBuilder.build();
     }
-}
+}

src/main/java/com/pyonsnalcolor/product/controller/EventProductController.java

@@ -5,7 +5,7 @@
 import com.pyonsnalcolor.product.dto.EventProductResponseDto;
 import com.pyonsnalcolor.product.dto.ProductFilterRequestDto;
 import com.pyonsnalcolor.product.dto.ProductResponseDto;
-import com.pyonsnalcolor.product.dto.ReviewDto;
+import com.pyonsnalcolor.product.dto.ReviewRequestDto;
 import com.pyonsnalcolor.product.enumtype.ProductType;
 import com.pyonsnalcolor.product.service.EventProductService;
 import io.swagger.v3.oas.annotations.Operation;
@@ -51,7 +51,7 @@ public ResponseEntity<Page<EventProductResponseDto>> getEventProductsByFilter(
     public ResponseEntity<Void> registerReview(
             @PathVariable String id,
             @RequestPart(value = "imageFile", required = false) MultipartFile imageFile,
-            @RequestPart(value = "reviewDto") ReviewDto reviewDto
+            @RequestPart(value = "reviewDto") ReviewRequestDto reviewDto
     ) throws Throwable {
         eventProductService.registerReview(imageFile, reviewDto, id);
 
@@ -72,17 +72,19 @@ public ResponseEntity<EventProductResponseDto> getEventProduct(
     @Operation(summary = "event 상품 리뷰 좋아요", description = "id에 해당하는 event 상품의 리뷰 좋아요 카운트 증가.")
     @PutMapping("/products/event-products/{productId}/reviews/{reviewId}/like")
     public ResponseEntity<Void> likeReview(@PathVariable("productId") String productId,
-                                           @PathVariable("reviewId") String reviewId) throws Throwable {
-        eventProductService.likeReview(productId, reviewId);
+                                           @PathVariable("reviewId") String reviewId,
+                                           @RequestParam("writerId") Long writerId) throws Throwable {
+        eventProductService.likeReview(productId, reviewId, writerId);
 
         return ResponseEntity.ok().build();
     }
 
     @Operation(summary = "event 상품 리뷰 싫어요", description = "id에 해당하는 event 상품의 리뷰 싫어요 카운트 증가.")
     @PutMapping("/products/event-products/{productId}/reviews/{reviewId}/hate")
     public ResponseEntity<Void> hateReview(@PathVariable("productId") String productId,
-                                           @PathVariable("reviewId") String reviewId) throws Throwable {
-        eventProductService.hateReview(productId, reviewId);
+                                           @PathVariable("reviewId") String reviewId,
+                                           @RequestParam("writerId") Long writerId) throws Throwable {
+        eventProductService.hateReview(productId, reviewId, writerId);
 
         return ResponseEntity.ok().build();
     }

src/main/java/com/pyonsnalcolor/product/controller/PbProductController.java

@@ -5,7 +5,7 @@
 import com.pyonsnalcolor.product.dto.PbProductResponseDto;
 import com.pyonsnalcolor.product.dto.ProductFilterRequestDto;
 import com.pyonsnalcolor.product.dto.ProductResponseDto;
-import com.pyonsnalcolor.product.dto.ReviewDto;
+import com.pyonsnalcolor.product.dto.ReviewRequestDto;
 import com.pyonsnalcolor.product.enumtype.ProductType;
 import com.pyonsnalcolor.product.service.PbProductService;
 import io.swagger.v3.oas.annotations.Operation;
@@ -51,7 +51,7 @@ public ResponseEntity<Page<PbProductResponseDto>> getPbProductsByFilter(
     public ResponseEntity<Void> registerReview(
             @PathVariable String id,
             @RequestPart(value = "imageFile", required = false) MultipartFile imageFile,
-            @RequestPart(value = "reviewDto") ReviewDto reviewDto
+            @RequestPart(value = "reviewDto") ReviewRequestDto reviewDto
     ) throws Throwable {
         pbProductService.registerReview(imageFile, reviewDto, id);
 
@@ -72,17 +72,19 @@ public ResponseEntity<PbProductResponseDto> getPbProduct(
     @Operation(summary = "PB 상품 리뷰 좋아요", description = "id에 해당하는 PB 상품의 리뷰 좋아요 카운트 증가.")
     @PutMapping("/products/pb-products/{productId}/reviews/{reviewId}/like")
     public ResponseEntity<Void> likeReview(@PathVariable("productId") String productId,
-                                           @PathVariable("reviewId") String reviewId) throws Throwable {
-        pbProductService.likeReview(productId, reviewId);
+                                           @PathVariable("reviewId") String reviewId,
+                                           @RequestParam("writerId") Long writerId) throws Throwable {
+        pbProductService.likeReview(productId, reviewId, writerId);
 
         return ResponseEntity.ok().build();
     }
 
     @Operation(summary = "PB 상품 리뷰 싫어요", description = "id에 해당하는 PB 상품의 리뷰 싫어요 카운트 증가.")
     @PutMapping("/products/pb-products/{productId}/reviews/{reviewId}/hate")
     public ResponseEntity<Void> hateReview(@PathVariable("productId") String productId,
-                                           @PathVariable("reviewId") String reviewId) throws Throwable {
-        pbProductService.hateReview(productId, reviewId);
+                                           @PathVariable("reviewId") String reviewId,
+                                           @RequestParam("writerId") Long writerId) throws Throwable {
+        pbProductService.hateReview(productId, reviewId, writerId);
 
         return ResponseEntity.ok().build();
     }

src/main/java/com/pyonsnalcolor/product/dto/ReviewDto.java

@@ -5,6 +5,8 @@
 import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
 import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
+import com.pyonsnalcolor.product.entity.HateCount;
+import com.pyonsnalcolor.product.entity.LikeCount;
 import com.pyonsnalcolor.product.enumtype.Like;
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -16,6 +18,7 @@
 @AllArgsConstructor
 @NoArgsConstructor
 public class ReviewDto {
+    private String reviewId;
     private Like taste; //맛
     private Like quality; //퀄리티
     private Like valueForMoney; //가성비
@@ -32,6 +35,6 @@ public class ReviewDto {
     @JsonSerialize(using = LocalDateTimeSerializer.class)
     @JsonDeserialize(using = LocalDateTimeDeserializer.class)
     private LocalDateTime updatedTime;
-    private Long likeCount;
-    private Long hateCount;
+    private LikeCount likeCount;
+    private HateCount hateCount;
 }

src/main/java/com/pyonsnalcolor/product/dto/ReviewRequestDto.java

@@ -0,0 +1,20 @@
+package com.pyonsnalcolor.product.dto;
+
+import com.pyonsnalcolor.product.enumtype.Like;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class ReviewRequestDto {
+    private Like taste; //맛
+    private Like quality; //퀄리티
+    private Like valueForMoney; //가성비
+    private float score; //별점
+    private String contents; //내용
+
+    private Long writerId; //작성자 <- 이후 기능 확장 고려한 필드
+    private String writerName; // 닉네임
+}

src/main/java/com/pyonsnalcolor/product/entity/HateCount.java

@@ -0,0 +1,16 @@
+package com.pyonsnalcolor.product.entity;
+
+import lombok.Data;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Data
+public class HateCount {
+    private List<Long> writerIds = new ArrayList<>();
+    private Long hateCount = 0L;
+
+    public void addWriter(Long writerId) {
+        this.writerIds.add(writerId);
+    }
+}

src/main/java/com/pyonsnalcolor/product/entity/LikeCount.java

@@ -0,0 +1,16 @@
+package com.pyonsnalcolor.product.entity;
+
+import lombok.Data;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Data
+public class LikeCount {
+    private List<Long> writerIds = new ArrayList<>();
+    private Long likeCount = 0L;
+
+    public void addWriter(Long writerId) {
+        this.writerIds.add(writerId);
+    }
+}

src/main/java/com/pyonsnalcolor/product/entity/Review.java

@@ -23,25 +23,43 @@ public class Review {
     private String writerName;
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
-    private Long likeCount;
-    private Long hateCount;
+    private LikeCount likeCount;
+    private HateCount hateCount;
 
     public ReviewDto convertToDto() {
-        return new ReviewDto(taste, quality, valueForMoney, score, contents, image, writerId, writerName,
+        return new ReviewDto(reviewId, taste, quality, valueForMoney, score, contents, image, writerId, writerName,
                 createdTime, updatedTime, likeCount, hateCount);
     }
 
-    public void likeReview() {
-        if(this.likeCount == null) {
-            this.likeCount = 0L;
+    public void likeReview(Long writerId) {
+        if (this.likeCount == null) {
+            this.likeCount = new LikeCount();
+        }
+        if (this.likeCount.getWriterIds().contains(writerId)) {
+            return;
+        }
+        this.likeCount.addWriter(writerId);
+        this.likeCount.setLikeCount(this.likeCount.getLikeCount() + 1);
+
+        if (this.hateCount != null && this.hateCount.getWriterIds().contains(writerId)) {
+            this.hateCount.setHateCount(this.hateCount.getHateCount() - 1);
+            this.hateCount.getWriterIds().remove(writerId);
         }
-        this.likeCount += 1;
     }
 
-    public void hateReview() {
-        if(this.hateCount == null) {
-            this.hateCount = 0L;
+    public void hateReview(Long writerId) {
+        if (this.hateCount == null) {
+            this.hateCount = new HateCount();
+        }
+        if (this.hateCount.getWriterIds().contains(writerId)) {
+            return;
+        }
+        this.hateCount.addWriter(writerId);
+        this.hateCount.setHateCount(this.hateCount.getHateCount() + 1);
+
+        if (this.likeCount != null && this.likeCount.getWriterIds().contains(writerId)) {
+            this.likeCount.setLikeCount(this.likeCount.getLikeCount() - 1);
+            this.likeCount.getWriterIds().remove(writerId);
         }
-        this.hateCount += 1;
     }
 }

src/main/java/com/pyonsnalcolor/product/service/ProductService.java

@@ -4,9 +4,8 @@
 import com.pyonsnalcolor.product.dto.ProductFilterRequestDto;
 import com.pyonsnalcolor.product.dto.ProductResponseDto;
 import com.pyonsnalcolor.product.dto.ReviewDto;
-import com.pyonsnalcolor.product.entity.BaseProduct;
-import com.pyonsnalcolor.product.entity.Review;
-import com.pyonsnalcolor.product.entity.UUIDGenerator;
+import com.pyonsnalcolor.product.dto.ReviewRequestDto;
+import com.pyonsnalcolor.product.entity.*;
 import com.pyonsnalcolor.product.enumtype.*;
 import com.pyonsnalcolor.product.repository.BasicProductRepository;
 import com.pyonsnalcolor.product.repository.ImageRepository;
@@ -85,7 +84,8 @@ private Criteria createFilterCriteria(List<Recommend> recommends, List<Category>
     }
 
     //리뷰 좋아요
-    public void likeReview(String productId, String reviewId) throws Throwable {
+    @Transactional
+    public void likeReview(String productId, String reviewId, Long writerId) throws Throwable {
         BaseProduct baseProduct = (BaseProduct) basicProductRepository
                 .findById(productId)
                 .orElseThrow(NoSuchElementException::new);
@@ -95,13 +95,14 @@ public void likeReview(String productId, String reviewId) throws Throwable {
                 ).findFirst()
                 .orElseThrow(NoSuchElementException::new);
 
-        review.likeReview();
+        review.likeReview(writerId);
 
         basicProductRepository.save(baseProduct);
     }
 
     //리뷰 싫어요
-    public void hateReview(String productId, String reviewId) throws Throwable {
+    @Transactional
+    public void hateReview(String productId, String reviewId, Long writerId) throws Throwable {
         BaseProduct baseProduct = (BaseProduct) basicProductRepository
                 .findById(productId)
                 .orElseThrow(NoSuchElementException::new);
@@ -111,13 +112,13 @@ public void hateReview(String productId, String reviewId) throws Throwable {
                 ).findFirst()
                 .orElseThrow(NoSuchElementException::new);
 
-        review.hateReview();
+        review.hateReview(writerId);
 
         basicProductRepository.save(baseProduct);
     }
 
     //리뷰 등록
-    public void registerReview(MultipartFile image, ReviewDto reviewDto, String productId) throws Throwable {
+    public void registerReview(MultipartFile image, ReviewRequestDto reviewDto, String productId) throws Throwable {
         BaseProduct baseProduct = (BaseProduct) basicProductRepository
                 .findById(productId)
                 .orElseThrow(NoSuchElementException::new);
@@ -140,8 +141,8 @@ public void registerReview(MultipartFile image, ReviewDto reviewDto, String prod
                 .writerName(reviewDto.getWriterName())
                 .updatedTime(LocalDateTime.now())
                 .createdTime(LocalDateTime.now())
-                .hateCount(0L)
-                .likeCount(0L)
+                .hateCount(new HateCount())
+                .likeCount(new LikeCount())
                 .build();
 
         baseProduct.addReview(review);