fix 退款考试次数

zhongzheng-system/src/main/java/com/zhongzheng/modules/user/service/impl/UserExamGoodsServiceImpl.java

@@ -3,6 +3,7 @@ package com.zhongzheng.modules.user.service.impl;
 import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.lang.Validator;
 import cn.hutool.core.util.StrUtil;
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
 import com.zhongzheng.common.exception.CustomException;
 import com.zhongzheng.common.utils.DateUtils;
@@ -191,6 +192,9 @@ public class UserExamGoodsServiceImpl extends ServiceImpl<UserExamGoodsMapper, U
 
     @Override
     public Boolean delNum(UserExamGoodsQueryBo bo) {
+        if(Validator.isEmpty(bo.getUserId())||Validator.isEmpty(bo.getGoodsId())||Validator.isEmpty(bo.getOrderGoodsId())){
+            throw new CustomException("考试次数修改参数缺失");
+        }
         UserExamGoodsSupplement entity = iUserExamGoodsSupplementService.getOne(new LambdaQueryWrapper<UserExamGoodsSupplement>().eq(UserExamGoodsSupplement::getOrderGoodsId, bo.getOrderGoodsId()));
         if(Validator.isNotEmpty(entity)){
             UserExamGoodsVo examGoodsVo = queryById(entity.getUserExamGoodsId());
@@ -198,7 +202,14 @@ public class UserExamGoodsServiceImpl extends ServiceImpl<UserExamGoodsMapper, U
                 if(entity.getStatus()==1){
                     //补考
                     if((examGoodsVo.getExamNumber().longValue()-examGoodsVo.getExpendNumber().longValue())>entity.getExamNumber()){
-                        //剩余次数大于购买时绑定次数
+                        //减去补考次数
+                        LambdaUpdateWrapper<UserExamGoods> objectLambdaUpdateWrapper = Wrappers.lambdaUpdate();
+                        objectLambdaUpdateWrapper.eq(UserExamGoods::getUserId, bo.getUserId());
+                        objectLambdaUpdateWrapper.eq(UserExamGoods::getGoodsId, bo.getGoodsId());
+
+                        objectLambdaUpdateWrapper.set(UserExamGoods::getExamNumber, examGoodsVo.getExamNumber().longValue()-entity.getExamNumber().longValue());
+                        objectLambdaUpdateWrapper.set(UserExamGoods::getUpdateTime,DateUtils.getNowTime());
+                        update(null, objectLambdaUpdateWrapper);
                         return true;
                     }else{
                         throw new CustomException("剩余次数不满足退款");
@@ -207,7 +218,14 @@ public class UserExamGoodsServiceImpl extends ServiceImpl<UserExamGoodsMapper, U
                 else if(entity.getStatus()==2){
                     //前培
                     if((examGoodsVo.getDoNumber().longValue()-examGoodsVo.getExpendBefore().longValue())>entity.getDoNumber()){
-                        //剩余次数大于购买时绑定次数
+                        //减去前培次数
+                        LambdaUpdateWrapper<UserExamGoods> objectLambdaUpdateWrapper = Wrappers.lambdaUpdate();
+                        objectLambdaUpdateWrapper.eq(UserExamGoods::getUserId, bo.getUserId());
+                        objectLambdaUpdateWrapper.eq(UserExamGoods::getGoodsId, bo.getGoodsId());
+
+                        objectLambdaUpdateWrapper.set(UserExamGoods::getExamNumber, examGoodsVo.getDoNumber().longValue()-entity.getDoNumber().longValue());
+                        objectLambdaUpdateWrapper.set(UserExamGoods::getUpdateTime,DateUtils.getNowTime());
+                        update(null, objectLambdaUpdateWrapper);
                         return true;
                     }else{
                         throw new CustomException("剩余次数不满足退款");