完善错误提示

src/helper/axios.js

@@ -54,9 +54,11 @@ async function send(xhr, retryConf) {
     waitToSend.push(retryConf);
     if (err.message === 'Network Error')
       return await failed('您的设备似乎断网了，请检查网络后重试或刷新', flushWaitList) || failData;
-    if (err?.response?.status === 504)
+    if (!err?.response?.status)
+      return await failed('请求发生问题：' + err.message, flushWaitList) || failData;
+    if (err.response.status === 504)
       return await failed('请求超时，请耐心等待几秒后重试或刷新', flushWaitList) || failData;
-    return await failed('服务器出现问题，请稍后重试或刷新', flushWaitList) || failData;
+    return await failed('服务器出现问题，请稍后重试或刷新，错误代码' + err.response.status, flushWaitList) || failData;
   }
 }