优化token失效跳转到登录页

src/utils/request.js

@@ -138,7 +138,27 @@ service.interceptors.response.use(
     } else if (message.includes('timeout')) {
     } else if (message.includes('timeout')) {
       message = '系统接口请求超时'
       message = '系统接口请求超时'
     } else if (message == 'Request failed with status code 401') {
     } else if (message == 'Request failed with status code 401') {
-      message = '登录状态已过期，请重新登录'
+      if (!isRelogin.show) {
+        isRelogin.show = true
+        ElMessageBox.confirm('登录状态已过期，请重新登录', '系统提示', {
+          confirmButtonText: '重新登录',
+          cancelButtonText: '取消',
+          type: 'warning',
+          showCancelButton: false
+        })
+          .then(() => {
+            isRelogin.show = false
+            useUserStore()
+              .logOut()
+              .then(() => {
+                location.href = '/login?redirect=/workbench'
+              })
+          })
+          .catch(() => {
+            isRelogin.show = false
+          })
+      }
+      return Promise.reject('无效的会话，或者会话已过期，请重新登录。')
     } else if (message.includes('Request failed with status code')) {
     } else if (message.includes('Request failed with status code')) {
       message = '系统接口' + message.substr(message.length - 3) + '异常'
       message = '系统接口' + message.substr(message.length - 3) + '异常'
     }
     }