166 lines
3.4 KiB
HTML
166 lines
3.4 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Title</title>
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<style>
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.router-link-exact-active {
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color: red;
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}
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</style>
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</head>
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<body>
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<div id="app">
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<h1>Hello App!</h1>
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<p>
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<!-- 使用 router-link 组件来导航. -->
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<!-- 通过传入 `to` 属性指定链接. -->
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<!-- <router-link> 默认会被渲染成一个 `<a>` 标签 -->
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<router-link to="/index">首页</router-link>
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<router-link to="/about">我的</router-link>
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</p>
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<!-- 路由出口 -->
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<!-- 路由匹配到的组件将渲染在这里 -->
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<div class="content">
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<router-view></router-view>
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</div>
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</div>
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</body>
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<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
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<script src="./vue-router.js"></script>
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<script>
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// 0. 如果使用模块化机制编程，导入Vue和VueRouter，要调用 Vue.use(VueRouter)
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// 1. 定义 (路由) 组件。
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// 可以从其他文件 import 进来
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const Index = {
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template: `
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<div>
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<ul>
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<router-link tag="li" :to="{ path: '/info', query: { id: item.id } }" v-for="item in newsList" >
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{{item.title}}
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</router-link>
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</ul>
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</div>
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`,
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data() {
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return {
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newsList: [
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{ id: 1, title: '哈哈'},
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{ id: 2, title: '哈哈'},
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{ id: 3, title: '哈哈'},
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]
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}
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},
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methods: {
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goInfo(id) {
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this.$router.push({
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path: '/info',
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query: {
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id: id
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}
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})
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}
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}
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}
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const About = {template: '<div>我的</div>'};
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const Login = {
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template: '<div @click="LoginSub">登录</div>',
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methods: {
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LoginSub() {
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localStorage.setItem("token","W3456754567UIUYTFRDGFHNGRE7")
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if (this.$route.query.hasOwnProperty("from")) {
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this.$router.replace({
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path: this.$route.query.from
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})
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}
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}
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}
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};
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const Info = () => {
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return {
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template: `
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<div>
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详情 {{ $route.query.id }}
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</div>
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`,
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created() {
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console.log(this.$route.query.id)
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}
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}
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};
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const routes = [
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{
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path: '/index',
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component: Index,
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meta: {
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title: '首页',
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isLogin: false
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}
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},
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{
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path: '/about',
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component: About,
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meta: {
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title: '我的',
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isLogin: true
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}
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},
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{
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path: '/login',
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component: Login,
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meta: {
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title: '登录',
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isLogin: false
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}
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},
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{
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path: '/info',
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component: Info(),
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name: 'info',
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meta: {
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title: '详情页',
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isLogin: false
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}
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},
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]
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// 3. 创建 router 实例，然后传 `routes` 配置
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// 你还可以传别的配置参数, 不过先这么简单着吧。
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const router = new VueRouter({
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routes
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});
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router.beforeEach((to, from, next) => {
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document.title = to.meta.title;
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if (to.meta.isLogin) {
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// 是否登录
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if (localStorage.getItem("token") != null) {
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next()
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} else {
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next({
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path: '/login',
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query: {
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from: to.path
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}
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})
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}
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} else {
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next()
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}
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})
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// 4. 创建和挂载根实例。
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// 记得要通过 router 配置参数注入路由，
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// 从而让整个应用都有路由功能
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const app = new Vue({
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router,
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el: '#app',
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});
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</script>
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</html> |