From f55ff5fc247433329d79e156afe2d2d019f419c1 Mon Sep 17 00:00:00 2001
From: gaoxq <376340421@qq.com>
Date: Fri, 3 Apr 2026 17:37:34 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=90=8E=E7=AB=AF=E4=B8=8D=E5=8F=AF?=
 =?UTF-8?q?=E7=94=A8=E6=97=B6=E8=87=AA=E5=8A=A8=E8=B7=B3=E8=BD=AC=E5=88=B0?=
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---
 web-vue/src/api/request.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/web-vue/src/api/request.js b/web-vue/src/api/request.js
index 5170953..e3d55ac 100644
--- a/web-vue/src/api/request.js
+++ b/web-vue/src/api/request.js
@@ -19,6 +19,22 @@ request.interceptors.request.use(
 request.interceptors.response.use(
   response => response.data,
   error => {
+    // 后端不可用（网络错误、无响应），跳转到登录页
+    if (!error.response) {
+      const isLoginPage = window.location.pathname === '/login'
+      if (!isLoginPage) {
+        localStorage.removeItem('token')
+        localStorage.removeItem('username')
+        localStorage.removeItem('userId')
+        localStorage.removeItem('nickname')
+        localStorage.removeItem('avatar')
+        localStorage.removeItem('storageUsed')
+        localStorage.removeItem('storageLimit')
+        window.location.href = '/login'
+      }
+      return Promise.reject(error)
+    }
+
     const status = error.response?.status
     
     // 只有 401/403 才清理 token 并跳转登录页