App.vue
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<script setup>
import { RouterLink, RouterView } from 'vue-router'
import {onMounted} from "vue";
import { useRouter } from 'vue-router'
const router = useRouter()
onMounted(() => {
const isAuthenticated = sessionStorage.getItem('isAuthenticated')
// 需要认证但未登录 → 跳转登录页
if (!isAuthenticated) {
router.push('/login')
}else{
// 已登录访问登录页 → 跳转首页
router.push('/')
}
window.addEventListener('beforeunload', () => {
sessionStorage.removeItem('isAuthenticated')
})
})
</script>
<template>
<!-- <HomeView></HomeView> -->
<!-- <header>
<img alt="Vue logo" class="logo" src="@/assets/logo.svg" width="125" height="125" />
<div class="wrapper">
<HelloWorld msg="You did it!" />
<nav>
<RouterLink to="/">Home</RouterLink>
<RouterLink to="/about">About</RouterLink>
</nav>
</div>
</header> -->
<RouterView />
</template>
<style scoped>
</style>