商品模块代码提交

cash-service/product-service/src/main/java/com/czg/service/product/mapper/ProductMapper.java

@@ -10,6 +10,7 @@ import com.mybatisflex.core.query.QueryWrapper;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 
+import java.math.BigDecimal;
 import java.util.List;
 
 /**
@@ -35,4 +36,5 @@ public interface ProductMapper extends BaseMapper<Product> {
 
     List<Product> selectCouponProBySaleNum();
 
-}
+    void updateProductStockNum(@Param("id") Long id, @Param("shopId") Long shopId, @Param("subtractNum") BigDecimal subtractNum);
+}

cash-service/product-service/src/main/java/com/czg/service/product/service/impl/ProductRpcServiceImpl.java

@@ -0,0 +1,110 @@
+package com.czg.service.product.service.impl;
+
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.util.NumberUtil;
+import com.czg.product.dto.ProductStockSubtractDTO;
+import com.czg.product.entity.ConsInfo;
+import com.czg.product.entity.ConsStockFlow;
+import com.czg.product.entity.ProdConsRelation;
+import com.czg.product.enums.InOutItemEnum;
+import com.czg.product.enums.InOutTypeEnum;
+import com.czg.product.service.ProductRpcService;
+import com.czg.sa.StpKit;
+import com.czg.service.product.mapper.ConsInfoMapper;
+import com.czg.service.product.mapper.ConsStockFlowMapper;
+import com.czg.service.product.mapper.ProdConsRelationMapper;
+import com.czg.service.product.mapper.ProductMapper;
+import com.mybatisflex.core.query.QueryWrapper;
+import jakarta.annotation.Resource;
+import org.apache.dubbo.config.annotation.DubboService;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 商品RPC远程调用服务接口实现
+ *
+ * @author tankaikai
+ * @since 2025-03-01 10:19
+ */
+@Service
+@DubboService
+public class ProductRpcServiceImpl implements ProductRpcService {
+
+    @Resource
+    private ProductMapper productMapper;
+
+    @Resource
+    private ProdConsRelationMapper prodConsRelationMapper;
+
+    @Resource
+    private ConsInfoMapper consInfoMapper;
+
+    @Resource
+    private ConsStockFlowMapper consStockFlowMapper;
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void paySuccessSubtractStock(Long orderId, List<Map<String, Object>> dataList) {
+        List<ProductStockSubtractDTO> list = BeanUtil.copyToList(dataList, ProductStockSubtractDTO.class);
+        if (CollUtil.isEmpty(list)) {
+            return;
+        }
+        for (ProductStockSubtractDTO dto : list) {
+            productMapper.updateProductStockNum(dto.getProductId(), dto.getShopId(), dto.getNum());
+            // 查询商品绑定耗材信息
+            List<ProdConsRelation> relationList = prodConsRelationMapper.selectListByQuery(QueryWrapper.create().eq(ProdConsRelation::getProductId, dto.getProductId()));
+            if (CollUtil.isEmpty(relationList)) {
+                continue;
+            }
+            for (ProdConsRelation prodConsRelation : relationList) {
+                // 耗材id
+                Long consInfoId = prodConsRelation.getConsInfoId();
+                // 耗材消耗数量
+                BigDecimal surplusStock = prodConsRelation.getSurplusStock();
+                if (surplusStock == null) {
+                    continue;
+                }
+                // 实际消耗数量 = 耗材消耗数量 * 商品购买数量
+                surplusStock = NumberUtil.mul(surplusStock, dto.getNum());
+                ConsInfo consInfo = consInfoMapper.selectOneById(consInfoId);
+                if (consInfo == null) {
+                    continue;
+                }
+                BigDecimal stockNumber = consInfo.getStockNumber();
+                consInfo.setStockNumber(NumberUtil.sub(stockNumber, surplusStock));
+                // 更新耗材库存数量
+                consInfoMapper.update(consInfo);
+                // 插入耗材流水记录
+                Long shopId = consInfo.getShopId();
+                ConsStockFlow consStockFlow = new ConsStockFlow();
+                consStockFlow.setId(0L);
+                consStockFlow.setShopId(shopId);
+                consStockFlow.setVendorId(null);
+                consStockFlow.setInOutType(InOutTypeEnum.OUT.value());
+                consStockFlow.setInOutItem(InOutItemEnum.ORDER_OUT.value());
+                consStockFlow.setInOutDate(LocalDate.now());
+                consStockFlow.setConId(consInfo.getId());
+                consStockFlow.setConName(consInfo.getConName());
+                consStockFlow.setUnitName(consInfo.getConUnit());
+                consStockFlow.setBeforeNumber(stockNumber);
+                consStockFlow.setInOutNumber(NumberUtil.sub(BigDecimal.ZERO, surplusStock));
+                consStockFlow.setAfterNumber(consInfo.getStockNumber());
+                consStockFlow.setSubTotal(NumberUtil.mul(surplusStock, consInfo.getPrice()));
+                consStockFlow.setProductId(dto.getProductId());
+                //consStockFlow.setSkuId(0L);
+                consStockFlow.setOrderId(orderId);
+                Long createUserId = StpKit.USER.getLoginIdAsLong();
+                String createUserName = StpKit.USER.getAccount();
+                consStockFlow.setCreateUserId(createUserId);
+                consStockFlow.setCreateUserName(createUserName);
+                consStockFlowMapper.insert(consStockFlow);
+            }
+        }
+    }
+}

cash-service/product-service/src/main/resources/mapper/ProductMapper.xml

@@ -159,4 +159,11 @@
         ORDER BY b.real_sales_number
         LIMIT 2
     </select>
+    <update id="updateProductStockNum">
+        update tb_product
+        set stock_number = stock_number - #{subtractNum}
+        where id = #{id}
+          and is_stock = 1
+          and shop_id = #{shopId}
+    </update>
 </mapper>