diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/controller/ProductController.java b/src/main/java/com/chaozhanggui/system/cashierservice/controller/ProductController.java
index 0c97755..3dc9fe1 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/controller/ProductController.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/controller/ProductController.java
@@ -2,6 +2,7 @@ package com.chaozhanggui.system.cashierservice.controller;
 
 
 import cn.hutool.core.util.ObjectUtil;
+import cn.hutool.core.util.StrUtil;
 import com.alibaba.fastjson.JSONObject;
 import com.chaozhanggui.system.cashierservice.entity.dto.ChoseCountDTO;
 import com.chaozhanggui.system.cashierservice.entity.dto.ChoseEatModelDTO;
@@ -42,8 +43,11 @@ public class ProductController {
             @RequestParam(required = false) String lat,
             @RequestParam(required = false) String lng,
             @RequestParam(required = false) String code,
-            @RequestParam Integer shopId
+            @RequestParam(required = false) Integer shopId
     ) {
+        if (shopId == null && StrUtil.isNotBlank(code)) {
+            return Result.fail("参数缺失");
+        }
         return productService.queryShopIdByTableCode(userId, openId, code,lat,lng, shopId);
     }