修复添加白名单已经存在的清空

src/main/java/cn/qg/qaplatform/controller/yxm/LoginRiskController.java

@@ -48,6 +48,13 @@ public class LoginRiskController {
     @PostMapping("/addWhiteList")
     public Result addLoginWhiteList(@RequestBody LoginWhiteListVo loginWhiteListVo) {
         SwitchDataSource.dataSourceSwitch(loginWhiteListVo.getNamespace(), "login_risk");
+        QueryWrapper<WhiteList> queryWrapper = new QueryWrapper<>();
+        queryWrapper
+                .eq("`key`", loginWhiteListVo.getKey())
+                .eq("`key_type`", loginWhiteListVo.getKeyType());
+        if (whiteListService.getOne(queryWrapper) != null) {
+            return Result.buildErrorStateResult("该设备/手机号已加过白名单！", false);
+        }
         WhiteList whiteList = new WhiteList();
         whiteList.setEnable(1);
         whiteList.setKey(loginWhiteListVo.getKey());