Fixed NPE

src/main/java/cn/quantgroup/xyqb/controller/internal/user/UserController.java

@@ -474,6 +474,10 @@ public class UserController implements IBaseController {
   @RequestMapping("/associate_wechat")
   public JsonResult associateWithWechat(String openId) {
     User user = getCurrentUserFromRedis();
+    if(Objects.isNull(user) || Objects.isNull(user.getId())){
+      LOGGER.warn("微信关联失败，用户未登录：user:[{}],openId:[{}]",user,openId);
+      return JsonResult.buildErrorStateResult("请登陆后重新操作", null);
+    }
     Long userId = user.getId();
     /* 判断用户是否已绑定其他微信 */
     WechatUserInfo userInfoInDb = wechatService.queryByUserId(userId);