update 订单导出增加新生课程专享

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

@@ -117,9 +117,11 @@ public class SubjectChangeServiceImpl extends BaseServiceImpl<Integer, SubjectCh
 
         studentPaymentOrderService.insert(studentPaymentOrder);
         studentPaymentOrder.setVersion(0);
-
+        if (amount.compareTo(viewAmount) != 0) {
+            throw new BizException("价格异常");
+        }
         BigDecimal balance = BigDecimal.ZERO;
-        if (isUseBalancePayment != null && amount.compareTo(BigDecimal.ZERO) > 0) {
+        if (isUseBalancePayment != null && isUseBalancePayment && amount.compareTo(BigDecimal.ZERO) > 0) {
             SysUserCashAccount userCashAccount = sysUserCashAccountService.getLocked(subjectChange.getStudentId());
             if (userCashAccount == null) {
                 throw new BizException("用户账户找不到");