添加商品收藏

product/product-service-impl/src/main/java/cn/iocoder/mall/product/service/ProductSpuCollectionServiceImpl.java

@@ -0,0 +1,56 @@
+package cn.iocoder.mall.product.service;
+
+import cn.iocoder.common.framework.util.ServiceExceptionUtil;
+import cn.iocoder.mall.product.api.ProductSpuCollectionService;
+import cn.iocoder.mall.product.api.constant.ProductErrorCodeEnum;
+import cn.iocoder.mall.product.api.message.ProductSpuCollectionMessage;
+import cn.iocoder.mall.product.dao.ProductSpuMapper;
+import cn.iocoder.mall.product.dataobject.ProductSpuDO;
+import org.apache.rocketmq.spring.core.RocketMQTemplate;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+
+/**
+ * ProductSpuCollectionServiceImpl
+ * @author xiaofeng
+ * @date 2019/07/01 23:14
+ * @version 1.0
+ */
+@Service // 实际上不用添加。添加的原因是，必须 Spring 报错提示
+@org.apache.dubbo.config.annotation.Service(validation = "true", version = "${dubbo.provider.ProductSpuCollectionService.version}")
+public class ProductSpuCollectionServiceImpl implements ProductSpuCollectionService {
+
+    @Autowired
+    private ProductSpuMapper productSpuMapper;
+
+    @Resource
+    private RocketMQTemplate rocketMQTemplate;
+
+
+    @Override
+    public boolean productSpuCollection(Integer spuId, Integer hasCollectionType, Integer userId) {
+        ProductSpuDO productSpuDO = this.productSpuMapper.selectById(spuId);
+        // 校验 Spu 是否存在
+        if (productSpuDO == null) {
+            throw ServiceExceptionUtil.exception(ProductErrorCodeEnum.PRODUCT_SPU_NOT_EXISTS.getCode());
+        }
+        this.sendProductSpuCollectionMessage(productSpuDO, hasCollectionType, userId);
+        return Boolean.TRUE;
+    }
+
+    /**
+     * 发送商品收藏或取消消息
+     * @param productSpuDO
+     * @param hasCollectionType
+     */
+    private void sendProductSpuCollectionMessage(final ProductSpuDO productSpuDO, final Integer hasCollectionType,
+            final Integer userId) {
+        ProductSpuCollectionMessage productSpuCollectionMessage = new ProductSpuCollectionMessage()
+                .setSpuId(productSpuDO.getId()).setSpuName(productSpuDO.getName())
+                .setSpuImage(productSpuDO.getPicUrls()).setHasCollectionType(hasCollectionType)
+                .setUserId(userId);
+        rocketMQTemplate.convertAndSend(ProductSpuCollectionMessage.TOPIC, productSpuCollectionMessage);
+    }
+}

product/product-service-impl/src/main/resources/config/application.yaml

@@ -35,6 +35,8 @@ dubbo:
       version: 1.0.0
     OAuth2Service:
       version: 1.0.0
+    ProductSpuCollectionService:
+      version: 1.0.0
 
 # rocketmq
 rocketmq: