回调地址修改

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

@@ -401,6 +401,10 @@ public class StudentRegistrationServiceImpl extends BaseServiceImpl<Long, Studen
         //增加缴费学生数
         boolean updateFlag = false;
         for (int i = 0; i < 10; i++) {
+            if(amount.compareTo(BigDecimal.ZERO)==0){ //0元订单不增加报名人数
+                updateFlag = true;
+                break;
+            }
             MusicGroupSubjectPlan musicOneSubjectClassPlan = musicGroupSubjectPlanService.getMusicOneSubjectClassPlan(studentRegistration.getMusicGroupId(), studentRegistration.getSubjectId());
             int paidNum = musicOneSubjectClassPlan.getPaidStudentNum() == null ? 0 : musicOneSubjectClassPlan.getPaidStudentNum();
             musicOneSubjectClassPlan.setPaidStudentNum(paidNum + 1);
@@ -863,10 +867,12 @@ public class StudentRegistrationServiceImpl extends BaseServiceImpl<Long, Studen
 
         //减去缴费人数
         if (studentPaymentOrder.getStatus().equals(DealStatusEnum.FAILED)) {
-            musicOneSubjectClassPlan.setPaidStudentNum(musicOneSubjectClassPlan.getPaidStudentNum() - 1);
-            updateCount = musicGroupSubjectPlanService.update(musicOneSubjectClassPlan);
-            if (updateCount <= 0) {
-                throw new BizException("减去缴费人数失败");
+            if(studentPaymentOrder.getActualAmount().compareTo(BigDecimal.ZERO) > 0) {
+                musicOneSubjectClassPlan.setPaidStudentNum(musicOneSubjectClassPlan.getPaidStudentNum() - 1);
+                updateCount = musicGroupSubjectPlanService.update(musicOneSubjectClassPlan);
+                if (updateCount <= 0) {
+                    throw new BizException("减去缴费人数失败");
+                }
             }
             //发送缴费成功通知（短信 + push）
             String studentApplyUrl = sysConfigDao.findConfigValue(SysConfigService.STUDENT_APPLY_URL) + studentRegistration.getMusicGroupId();