文案优化

gic-store-web/src/main/java/com/gic/store/web/controller/StoreImportController.java

@@ -530,6 +530,9 @@ public class StoreImportController {
     }
 
     private String brandsValidate(Integer enterpriseId, String brands) {
+        if (brands.split("、").length > 1) {
+            return "不能导入多个品牌";
+        }
         ServiceResponse<List<String>> response = storeImportApiService.listBrandByNotExist(enterpriseId, brands);
         if (response.isSuccess()) {
             List<String> brandList = response.getResult();