fix(axios): 优化401未登录处理逻辑，仅在需要登录的路由跳转

仅在当前路由需要登录权限时才清除登录信息并重定向到登录页
公开页面（如课程详情）保持停留并由业务自行处理401结果

@@ -2,12 +2,13 @@
  * @Author: hookehuyr hookehuyr@gmail.com
  * @Author: hookehuyr hookehuyr@gmail.com
  * @Date: 2022-05-28 10:17:40
  * @Date: 2022-05-28 10:17:40
  * @LastEditors: hookehuyr hookehuyr@gmail.com
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-07-01 16:23:59
+ * @LastEditTime: 2025-12-04 14:06:16
  * @FilePath: /mlaj/src/utils/axios.js
  * @FilePath: /mlaj/src/utils/axios.js
  * @Description:
  * @Description:
  */
  */
 import axios from 'axios';
 import axios from 'axios';
 import router from '@/router';
 import router from '@/router';
+import { checkAuth } from '@/router/guards'
 // import qs from 'Qs'
 // import qs from 'Qs'
 // import { strExist } from '@/utils/tools'
 // import { strExist } from '@/utils/tools'
 
 
@@ -73,15 +74,24 @@ axios.interceptors.request.use(
  */
  */
 axios.interceptors.response.use(
 axios.interceptors.response.use(
   response => {
   response => {
+    /**
+     * @description 统一处理401未登录，仅在当前路由确实需要登录时才重定向
+     * - 公开页面（如课程详情）不再因为接口返回401而跳转登录
+     * - 仅当当前路由需要登录权限时，才清理登录信息并重定向到登录页
+     */
     if (response.data && response.data.code === 401) {
     if (response.data && response.data.code === 401) {
-      // 清除用户登录信息
+        const to = router.currentRoute.value;
+        const auth_check_result = checkAuth(to);
+        const need_login_redirect = auth_check_result !== true;
+
+        if (need_login_redirect) {
+            // 仅在受限页面触发登录重定向
             localStorage.removeItem('currentUser');
             localStorage.removeItem('currentUser');
-      // 清除认证请求头
             clearAuthHeaders();
             clearAuthHeaders();
-      // 跳转到登录页面，并携带当前路由信息
-      const currentPath = router.currentRoute.value.fullPath;
-      router.push(`/login?redirect=${encodeURIComponent(currentPath)}`);
-      // router.push(`/login`);
+            const current_path = to.fullPath;
+            router.push(`/login?redirect=${encodeURIComponent(current_path)}`);
+        }
+        // 对公开页面，保持页面停留并由业务自行处理401结果
     }
     }
     return response;
     return response;
   },
   },