diff --git a/mcwl-admin/src/main/java/com/mcwl/web/controller/resource/MallProductController.java b/mcwl-admin/src/main/java/com/mcwl/web/controller/resource/MallProductController.java
index aab2757..ddb07b8 100644
--- a/mcwl-admin/src/main/java/com/mcwl/web/controller/resource/MallProductController.java
+++ b/mcwl-admin/src/main/java/com/mcwl/web/controller/resource/MallProductController.java
@@ -93,8 +93,8 @@ public class MallProductController extends BaseController {
                 .ifPresent(m -> m.setIsBuy(1));
 
         LambdaQueryWrapper<ModelVersion> modelVersionLambdaQueryWrapper = new LambdaQueryWrapper<>();
-        modelVersionLambdaQueryWrapper.eq(ModelVersion::getModelId,id);
-        modelVersionLambdaQueryWrapper.eq(ModelVersion::getDelFlag,"0");
+        modelVersionLambdaQueryWrapper.eq(ModelVersion::getModelId, id);
+        modelVersionLambdaQueryWrapper.eq(ModelVersion::getDelFlag, "0");
         List<ModelVersion> modelVersions = modelVersionMapper.selectList(modelVersionLambdaQueryWrapper);
 
         requestModel.setModelProduct(modelVersion1);
@@ -160,7 +160,21 @@ public class MallProductController extends BaseController {
     @GetMapping("/selectModelById")
     public R<ModelProduct> selectModelById(@Valid @NotNull(message = "模型id不能为空") @RequestParam Long id) {
 
-        return modelService.selectModelById(id);
+        R<ModelProduct> modelProductR = modelService.selectModelById(id);
+        ModelProduct data = modelProductR.getData();
+        if (Objects.nonNull(data)) {
+            Consume consume = consumeService.lambdaQuery()
+                    .eq(Consume::getUserId, SecurityUtils.getUserId())
+                    .eq(Consume::getProductId, id)
+                    .eq(Consume::getType, 0)
+                    .one();
+            data.setIsBuy(1);
+            if (Objects.isNull(consume)) {
+                data.setIsBuy(0);
+            }
+            modelProductR.setData(data);
+        }
+        return modelProductR;
     }
 
 
@@ -203,21 +217,22 @@ public class MallProductController extends BaseController {
 
     /**
      * 校验模型名字是否唯一
+     *
      * @param name
      * @return
      */
     @ApiOperation(value = "校验模型名字是否唯一")
     @GetMapping("/selectModelByName")
-    public R selectModelByName(@RequestParam String name){
+    public R selectModelByName(@RequestParam String name) {
 
         return modelService.selectModelByName(name);
     }
 
     @ApiOperation(value = "个人中心更改背景")
     @GetMapping("/updateBackgroundImg")
-    public R updateBackgroundImg(@RequestParam Long id,String path){
+    public R updateBackgroundImg(@RequestParam Long id, String path) {
 
-        sysUserService.updateBackgroundImg(id,path);
+        sysUserService.updateBackgroundImg(id, path);
 
         return R.ok();
     }
diff --git a/mcwl-pay/src/main/java/com/mcwl/pay/service/impl/OrderTradeServiceImpl.java b/mcwl-pay/src/main/java/com/mcwl/pay/service/impl/OrderTradeServiceImpl.java
index 109072f..d85e7a5 100644
--- a/mcwl-pay/src/main/java/com/mcwl/pay/service/impl/OrderTradeServiceImpl.java
+++ b/mcwl-pay/src/main/java/com/mcwl/pay/service/impl/OrderTradeServiceImpl.java
@@ -544,7 +544,14 @@ public class OrderTradeServiceImpl extends ServiceImpl<OrderTradeMapper, OrderTr
      * @return Map<String, Double> 模型金额(price) 邀请人提成(amount)
      */
     private Map<String, Double> modelOrderHandler(Long productUserId, Long modelId, SysUser sysUser) {
-
+        Consume consume = consumeService.lambdaQuery()
+                .eq(Consume::getUserId, sysUser.getUserId())
+                .eq(Consume::getProductId, modelId)
+                .eq(Consume::getType, 0)
+                .one();
+        if (Objects.nonNull(consume)) {
+            throw new ServiceException("您已经购买过此模型", HttpStatus.SHOW_ERROR_MSG);
+        }
         ModelProduct modelProduct = modelService.lambdaQuery()
                 .eq(ModelProduct::getId, modelId)
                 .eq(ModelProduct::getUserId, productUserId)
@@ -567,6 +574,17 @@ public class OrderTradeServiceImpl extends ServiceImpl<OrderTradeMapper, OrderTr
      * @return Map<String, Double> 工作流金额(price) 邀请人提成(amount)
      */
     private Map<String, Double> workFlowOrderHandler(Long productUserId, Long workFlowId, SysUser sysUser) {
+
+        Consume consume = consumeService.lambdaQuery()
+                .eq(Consume::getUserId, sysUser.getUserId())
+                .eq(Consume::getProductId, workFlowId)
+                .eq(Consume::getType, 1)
+                .one();
+        if (Objects.nonNull(consume)) {
+            throw new ServiceException("您已经购买过此工作流", HttpStatus.SHOW_ERROR_MSG);
+        }
+
+
         WorkFlow workFlow = workFlowService.lambdaQuery()
                 .eq(WorkFlow::getId, workFlowId)
                 .eq(WorkFlow::getUserId, productUserId)
@@ -589,6 +607,17 @@ public class OrderTradeServiceImpl extends ServiceImpl<OrderTradeMapper, OrderTr
      * @return Map<String, Double> 图片金额(price) 邀请人提成(amount)
      */
     private Map<String, Double> imageOrderHandler(Long productUserId, Long imageId, SysUser sysUser) {
+
+        Consume consume = consumeService.lambdaQuery()
+                .eq(Consume::getUserId, sysUser.getUserId())
+                .eq(Consume::getProductId, imageId)
+                .eq(Consume::getType, 3)
+                .one();
+        if (Objects.nonNull(consume)) {
+            throw new ServiceException("您已经购买过此图片", HttpStatus.SHOW_ERROR_MSG);
+        }
+
+
         ModelImage modelImage = modelImageService.lambdaQuery()
                 .eq(ModelImage::getId, imageId)
                 .eq(ModelImage::getUserId, productUserId)
@@ -630,7 +659,7 @@ public class OrderTradeServiceImpl extends ServiceImpl<OrderTradeMapper, OrderTr
 
         // 佣金配给邀请者用户比例
         String commissionRationInviterUser = redisCache.getCacheObject(CommissionRationEnum.COMMISSION_RATION_INVITER_USER.getName());
-        if (Objects.isNull(CommissionRationMerchant)) {
+        if (Objects.isNull(commissionRationInviterUser)) {
             CommissionRatio commissionRatio = commissionRatioService.lambdaQuery()
                     .eq(CommissionRatio::getType, 0)
                     .one();
@@ -640,6 +669,9 @@ public class OrderTradeServiceImpl extends ServiceImpl<OrderTradeMapper, OrderTr
         Double rationMerchant = redisCache.getCacheObject(CommissionRationMerchant);
         Double rationInviterUser = redisCache.getCacheObject(commissionRationInviterUser);
 
+        rationMerchant = rationMerchant == null ? 0.0 : rationMerchant;
+        rationInviterUser = rationInviterUser == null ? 0.0 : rationInviterUser;
+
         // 将模型价格、抽取商家金额比例、佣金配给邀请者用户比例转换为BigDecimal类型
         BigDecimal priceBigDecimal = new BigDecimal(price.toString());
         BigDecimal rationMerchantBigDecimal = new BigDecimal(rationMerchant.toString());