sell_order订单数据异常

mec-biz/src/main/java/com/ym/mec/biz/service/impl/SellOrderServiceImpl.java

@@ -161,26 +161,22 @@ public class SellOrderServiceImpl extends BaseServiceImpl<Integer, SellOrder> im
                 }
                 BigDecimal sellOrderActualAmount = BigDecimal.ZERO;
                 BigDecimal sellOrderBalance = BigDecimal.ZERO;
-                BigDecimal sellOrderCouponBalance = BigDecimal.ZERO;
                 if (complementPrice.compareTo(BigDecimal.ZERO) > 0) {
                     sellOrderActualAmount = complementGoodsPrice.get(sellOrder.getGoodsId()).multiply(new BigDecimal(sellOrder.getNum())).multiply(goodsActualAmount).divide(complementPrice, 2, BigDecimal.ROUND_DOWN);
                     sellOrderBalance = complementGoodsPrice.get(sellOrder.getGoodsId()).multiply(new BigDecimal(sellOrder.getNum())).multiply(goodsBalance).divide(complementPrice, 2, BigDecimal.ROUND_DOWN);
-                    sellOrderCouponBalance = complementGoodsPrice.get(sellOrder.getGoodsId()).multiply(new BigDecimal(sellOrder.getNum())).multiply(couponBalance).divide(complementPrice, 2, BigDecimal.ROUND_DOWN);
                 }
 
                 complementGoodsNum = complementGoodsNum - sellOrder.getNum();
                 if (complementGoodsNum <= 0) {
                     sellOrderActualAmount = goodsActualAmount.subtract(hasRouteSellOrderActualAmount);
                     sellOrderBalance = goodsBalance.subtract(hasRouteSellOrderBalance);
-                    sellOrderCouponBalance = couponBalance.subtract(hasRouteCouponBalance);
                 }
                 hasRouteSellOrderActualAmount = hasRouteSellOrderActualAmount.add(sellOrderActualAmount);
                 hasRouteSellOrderBalance = hasRouteSellOrderBalance.add(sellOrderBalance);
-                hasRouteCouponBalance = hasRouteCouponBalance.add(sellOrderCouponBalance);
 
                 sellOrder.setExpectAmount(sellOrderActualAmount.add(sellOrderBalance));
                 sellOrder.setBalanceAmount(sellOrderBalance);
-                sellOrder.setCouponRemitAmount(sellOrderCouponBalance);
+//                sellOrder.setCouponRemitAmount(sellOrderCouponBalance);
                 sellOrder.setActualAmount(sellOrderActualAmount);
                 sellOrder.setOrganId(order.getOrganId());
                 sellOrder.setCooperationOrganId(musicGroup.getCooperationOrganId());
@@ -206,7 +202,30 @@ public class SellOrderServiceImpl extends BaseServiceImpl<Integer, SellOrder> im
                 }
             }
         }
-        sellOrderDao.batchInsert(sellOrderList);
+        if (sellOrderList.size() > 0) {
+            //如果有优惠券金额
+            if (couponRemitFee.compareTo(BigDecimal.ZERO) > 0) {
+                BigDecimal reduce = sellOrderList.stream().map(e -> e.getExpectAmount()).reduce(BigDecimal.ZERO, BigDecimal::add);
+                List<SellOrder> sellOrders = sellOrderList.stream().filter(e -> e.getExpectAmount().compareTo(BigDecimal.ZERO) > 0).collect(Collectors.toList());
+                //可用优惠券金额
+                BigDecimal subCouponMarketAmount = couponRemitFee;
+                for (int j = 0; j < sellOrders.size(); j++) {
+                    SellOrder sellOrder = sellOrders.get(j);
+                    //如果是最后一件商品
+                    if (j == sellOrders.size() - 1) {
+                        sellOrder.setCouponRemitAmount(couponRemitFee.subtract(subCouponMarketAmount));
+                    } else {
+                        //获取比例
+                        BigDecimal ratioAmount = sellOrder.getExpectAmount().divide(reduce, 6, BigDecimal.ROUND_HALF_UP);
+                        //获取分配的减免金额
+                        BigDecimal multiply = couponRemitFee.multiply(ratioAmount).setScale(2, BigDecimal.ROUND_HALF_UP);
+                        subCouponMarketAmount = subCouponMarketAmount.subtract(multiply);
+                        sellOrder.setCouponRemitAmount(multiply);
+                    }
+                }
+            }
+            sellOrderDao.batchInsert(sellOrderList);
+        }
         return sellOrderList;
     }