订单明细拆分问题修复

soss-system/src/main/java/com/soss/system/service/impl/OrderServiceImpl.java

@@ -180,28 +180,33 @@ public class OrderServiceImpl implements IOrderService {
             orderDetail.setCreatedAt(new Date());
             orderDetail.setUpdatedAt(new Date());
             orderDetail.setMachineId(machineId);
+
             BigDecimal amountShould = orderDetail.getAmountShould();
             BigDecimal couponAmount = orderDetail.getCouponAmount();
+            if (couponAmount == null) {
+                couponAmount = BigDecimal.ZERO;
+            }
             BigDecimal realAmount = orderDetail.getRealAmount();
-            BigDecimal amountShouldUnit = amountShould.divide(new BigDecimal(orderDetail.getNum()), 2, BigDecimal.ROUND_HALF_UP);
-            orderDetail.setAmountShould(amountShouldUnit);
-            BigDecimal couponAmountUnit = couponAmount.divide(new BigDecimal(orderDetail.getNum()), 2, BigDecimal.ROUND_HALF_UP);
-            orderDetail.setCouponAmount(couponAmountUnit);
-            BigDecimal realAmountUnit = realAmount.divide(new BigDecimal(orderDetail.getNum()), 2, BigDecimal.ROUND_HALF_UP);
-            orderDetail.setRealAmount(realAmountUnit);
             int skuNum = orderDetail.getNum();
+
+            BigDecimal amountShouldUnit = amountShould.divide(new BigDecimal(skuNum), 2, BigDecimal.ROUND_HALF_UP);
+            BigDecimal couponAmountUnit = couponAmount.divide(new BigDecimal(skuNum), 2, BigDecimal.ROUND_HALF_UP);
+            BigDecimal realAmountUnit = realAmount.divide(new BigDecimal(skuNum), 2, BigDecimal.ROUND_HALF_UP);
+
             for (int i = 1; i <= skuNum; i++) {
-                if (i == orderDetail.getNum()) {
                 OrderDetail orderDetailLst = new OrderDetail();
                 BeanUtils.copyProperties(orderDetail, orderDetailLst);
+                orderDetailLst.setNum(1);
+                if (i == skuNum) {
                     orderDetailLst.setAmountShould(amountShould.subtract(amountShouldUnit.multiply(new BigDecimal(i - 1))));
                     orderDetailLst.setCouponAmount(couponAmount.subtract(couponAmountUnit.multiply(new BigDecimal(i - 1))));
                     orderDetailLst.setRealAmount(realAmount.subtract(realAmountUnit.multiply(new BigDecimal(i - 1))));
-                    detailsSave.add(orderDetailLst);
                 } else {
-                    orderDetail.setNum(1);
-                    detailsSave.add(orderDetail);
+                    orderDetailLst.setAmountShould(amountShouldUnit);
+                    orderDetailLst.setCouponAmount(couponAmountUnit);
+                    orderDetailLst.setRealAmount(realAmountUnit);
                 }
+                detailsSave.add(orderDetailLst);
             }
         }
         order.setOrderDetails(detailsSave);

soss-system/src/main/resources/mapper/system/OrderDetailMapper.xml

@@ -115,7 +115,7 @@
         </trim>
     </insert>
 
-    <insert id="insertBatch">
+    <insert id="insertBatch" useGeneratedKeys="true" keyProperty="id">
         INSERT INTO order_detail ( order_id, goods_id, goods_name, machine_id, num, unit_price, ori_amount,
         amount_should, coupon_amount, real_amount, spec_rule_detail, spec_rule_ids, sku_id, goods_category, created_at,
         refund_id, refund_time, updated_at ) VALUES