培训班报名支付方式改成可配置

src/main/java/com/peanut/modules/common/controller/TrainingClassController.java

@@ -108,8 +108,11 @@ public class TrainingClassController {
     @RequestMapping("/trainingClassPaySave")
     @Transactional
     public R trainingClassPaySave(@RequestBody BuyOrder buyOrder){
-        if("2".equals(buyOrder.getPaymentMethod())){
-            return R.error("支付宝暂未开通");
+        Long count = trainingToUserService.count(new LambdaQueryWrapper<TrainingToUser>()
+                .eq(TrainingToUser::getUserId,buyOrder.getUserId())
+                .eq(TrainingToUser::getTrainingId,buyOrder.getTrainingClassId()));
+        if(count>0){
+            return R.error("已报名");
         }
         buyOrder.setOrderStatus("0");
         buyOrder.setOrderType("trainingClass");