feat: 사용자 행동 상태 로깅

Author: Kimjipang

apps/commerce-api/src/main/java/com/loopers/application/event/product/ProductEventHandler.java

@@ -0,0 +1,25 @@
+package com.loopers.application.event.product;
+
+import com.loopers.application.product.ProductLookedUpEvent;
+import com.loopers.domain.actionlog.UserActionLog;
+import com.loopers.infrastructure.actionlog.UserActionLogJpaRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Propagation;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.transaction.event.TransactionPhase;
+import org.springframework.transaction.event.TransactionalEventListener;
+
+@Component
+@RequiredArgsConstructor
+public class ProductEventHandler {
+    private final UserActionLogJpaRepository userActionLogJpaRepository;
+
+    @Transactional(propagation = Propagation.REQUIRES_NEW)
+    @TransactionalEventListener(phase = TransactionPhase.AFTER_COMMIT)
+    public void onProductLookedUp(ProductLookedUpEvent event) {
+        UserActionLog userActionLog = UserActionLog.create(event);
+        userActionLogJpaRepository.save(userActionLog);
+
+    }
+}

apps/commerce-api/src/main/java/com/loopers/application/product/ProductFacade.java

@@ -1,7 +1,6 @@
 package com.loopers.application.product;
 
 import com.loopers.domain.brand.BrandRepository;
-import com.loopers.domain.like.LikeRepository;
 import com.loopers.domain.product.Product;
 import com.loopers.domain.product.ProductRepository;
 import com.loopers.interfaces.api.product.ProductV1Dto;
@@ -10,6 +9,7 @@
 import lombok.RequiredArgsConstructor;
 import org.springframework.cache.annotation.CacheEvict;
 import org.springframework.cache.annotation.Cacheable;
+import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Component;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -20,8 +20,8 @@
 @RequiredArgsConstructor
 public class ProductFacade {
     private final ProductRepository productRepository;
-    private final LikeRepository likeRepository;
     private final BrandRepository brandRepository;
+    private final ApplicationEventPublisher publisher;
 
 
     @Transactional
@@ -55,6 +55,8 @@ public ProductInfo findProductById(Long id) {
                 () -> new CoreException(ErrorType.NOT_FOUND, "찾고자 하는 상품이 존재하지 않습니다.")
         );
 
+        publisher.publishEvent(new ProductLookedUpEvent(product.getId()));
+
         return ProductInfo.from(product);
     }
 

apps/commerce-api/src/main/java/com/loopers/application/product/ProductLookedUpEvent.java

@@ -0,0 +1,4 @@
+package com.loopers.application.product;
+
+public record ProductLookedUpEvent(Long productId) {
+}

apps/commerce-api/src/main/java/com/loopers/domain/actionlog/UserActionLog.java

@@ -0,0 +1,34 @@
+package com.loopers.domain.actionlog;
+
+import com.loopers.application.product.ProductLookedUpEvent;
+import com.loopers.domain.BaseEntity;
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+
+@Entity
+@Table(name = "user_action_log")
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Getter
+public class UserActionLog extends BaseEntity {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    /*
+    유저는 추후 추가 예정
+     */
+
+    @Column(name = "product_id", nullable = false)
+    private Long productId;
+
+    public UserActionLog(Long productId) {
+        this.productId = productId;
+    }
+
+    public static UserActionLog create(ProductLookedUpEvent event) {
+        return new UserActionLog(event.productId());
+    }
+}

apps/commerce-api/src/main/java/com/loopers/infrastructure/actionlog/UserActionLogJpaRepository.java

@@ -0,0 +1,7 @@
+package com.loopers.infrastructure.actionlog;
+
+import com.loopers.domain.actionlog.UserActionLog;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface UserActionLogJpaRepository extends JpaRepository<UserActionLog, Long> {
+}