多多配资合同利息计算接口优化

blade-service/blade-purchase-sales/src/main/java/org/springblade/purchase/sales/service/impl/OrderServiceImpl.java

@@ -8384,7 +8384,7 @@ public class OrderServiceImpl extends ServiceImpl<OrderMapper, Order> implements
 		OrderItems updateItems = new OrderItems();
 		Date now = new Date();
 		for (OrderItems orderItems : orderItemsList) {
-			updateItems.setInterestAmount(orderItems.getInterestAmount().add(orderItems.getPurchaseAmount()));
+			updateItems.setInterestAmount(orderItems.getInterestAmount().divide(orderItems.getOrderQuantity(), RoundingMode.DOWN).setScale(2, RoundingMode.DOWN).add(orderItems.getPurchaseAmount()));
 			updateItems.setId(orderItems.getId());
 			updateItems.setUpdateTime(now);
 			updateItems.setUpdateUser(user.getUserId());