修改订单计算

feifan-module-mall/feifan-module-trade-biz/src/main/java/cn/newfeifan/mall/module/trade/controller/app/order/vo/AppTradeOrderCreateReqVO.java

@@ -5,6 +5,7 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
 import javax.validation.constraints.AssertTrue;
+import java.math.BigDecimal;
 import java.util.Map;
 
 @Schema(description = "用户 App - 交易订单创建 Request VO")
@@ -17,7 +18,7 @@ public class AppTradeOrderCreateReqVO extends AppTradeOrderSettlementReqVO {
 
     //add by Ben
     @Schema(description = "本订单使用积分，为一整数", example = "36")
-    private Long payIntegral;
+    private BigDecimal payIntegral;
 
     @Schema(description = "【本属性已不作页面与后台传值使用，被shopRemarks替代。本属性只作java内部使用】备注", example = "这个是我的订单哟")
     private String remark;

feifan-module-mall/feifan-module-trade-biz/src/main/java/cn/newfeifan/mall/module/trade/service/order/TradeOrderUpdateServiceImpl.java

@@ -505,12 +505,12 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         }
 
         //消费者在页面录入的，要使用的积分
-        Long payPoints = createReqVO.getPayIntegral();
+        BigDecimal payPoints = createReqVO.getPayIntegral();
 
         if (payPoints == null) {
-            payPoints = 0L;
+            payPoints = BigDecimal.valueOf(0);
         } else {//把页面传入的，1积分=1元钱的积分，转换为后台保存到数据库的积分值
-            payPoints = payPoints * DistriConstants.INTEGRAL_PAGE2DB;
+            payPoints = BigDecimal.valueOf(payPoints.longValue() * DistriConstants.INTEGRAL_PAGE2DB);
         }
 
 
@@ -519,7 +519,7 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         //计算订单含积分的各项商品价格
         TradePriceCalculateRespBO tradePriceCalculateRespBO = calculatePriceWithPoints(userId, createReqVO);
         //计算分摊的积分金额
-        List<Integer> dividePoints = TradePriceCalculatorHelper.dividePrice(tradePriceCalculateRespBO.getItems(), integral2Money(payPoints));
+        List<Integer> dividePoints = TradePriceCalculatorHelper.dividePrice(tradePriceCalculateRespBO.getItems(), integral2Money(payPoints.longValue()));
         //键为skuId，value为单个商品项信息
         Map<Long, TradePriceCalculateRespBO.OrderItem> itemPayPointsMap = new HashMap<>();
 
@@ -636,7 +636,7 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         }
 
         //如果订单有使用积分，则抵扣用户的积分。add by Ben
-        if (payPoints > 0) {
+        if (payPoints.compareTo(BigDecimal.valueOf(0L)) >= 0) {
             for (Map<String, Object> m : orderMapList) {
                 TradeOrderDO order = (TradeOrderDO) (m.get("order"));
                 Long tradeOrderId = order.getId();