router.beforeEach((to, from, next) => {
  if (to.meta.title) {
    document.title = "xxxxx" + to.meta.title;
  }
  let token = window.sessionStorage.getItem('userInfo');
  // 如果没有token 并且没有任何响应 就要去action中自动登录
  if (!token) {
    const loginForm = {
      username: "admin",
        password: "admin123",
        rememberMe: false,
        code: "",
        uuid: ""
    }
    store.dispatch("Login", loginForm).then(() => {
      router.push({ path: "/" }).catch(()=>{});
      const userInfo = {
        username:loginForm.username
      }
      sessionStorage.setItem('userInfo',JSON.stringify(userInfo))
    }).catch(() => {
    });
  } else { // 其他情况可以放行
    next();
  }
})