管乐迷商城改造

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

@@ -748,7 +748,7 @@ public class SellOrderServiceImpl extends BaseServiceImpl<Integer, SellOrder> im
                     subExpectAmount = subExpectAmount.subtract(decimal);
                     BigDecimal balance = goodsBalance.multiply(ratioAmount).setScale(2, RoundingMode.HALF_UP);
                     sellOrder.setBalanceAmount(balance);
-                    subGoodsBalance = subGoodsBalance.add(balance);
+                    subGoodsBalance = subGoodsBalance.subtract(balance);
                     BigDecimal actual = actualAmount.multiply(ratioAmount).setScale(2, RoundingMode.HALF_UP);
                     sellOrder.setActualAmount(actual);
                     subActualAmount = subActualAmount.subtract(actual);