案例代码

登录验证案例

main.js

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//路由拦截,拦截全部路由,每次操作路由都是被拦截进⾏判断
router.beforeEach((to, from, next) => {
const token = localStorage.getItem("token");
//筛选需要传token的路由,匹配route⾥⾯需要登录的路径,如果匹配到就是true
if (to.matched.some(record => record.meta.requiresAuth)) {
//根据token是否有,判断是否需要调到登录⻚⾯
if (token) {
next()
} else {
next({ path: '/login' })
}
} else {
next();
}
})

router/index.js

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import Vue from 'vue'
import VueRouter from 'vue-router'
import Home from '../views/Home/Home.vue'
import Login from '../views/Login/Login.vue'
import Order from '../views/Order/Order.vue'
import Pay from '../views/Pay/Pay.vue'
import Personal from '../views/Personal/Personal.vue'
import Register from '../views/Register/Register.vue'

Vue.use(VueRouter)

const routes = [
{
path: '/',
name: 'Home',
component: Home
},
{
path: '/coursedetail',
name: 'CourseDetail',
// 按需加载
component: ()=> import('../views/CourseDetail/CourseDetail.vue')
},
{
path: '/login',
name: 'Login',
component: Login
},
{
path: '/order',
name: 'Order',
component: Order,
meta: {
requiresAuth: true
}
},
{
path: '/pay',
name: 'Pay',
component: Pay,
meta: {
requiresAuth: true
}
},
{
path: '/personal',
name: 'Personal',
component: Personal,
meta: {
requiresAuth: true
}
},
{
path: '/register',
name: 'Register',
component: Register
}
]

const router = new VueRouter({
routes
})

export default router

views/Login/Login.vue

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<template>
<div class="main">
<cube-form :model="model" @submit="submitHandler">
<cube-form-group>
<!--⼿机号-->
<cube-form-item :field="fields[0]"></cube-form-item>
<!--密码-->
<cube-form-item :field="fields[1]"></cube-form-item>
</cube-form-group>
<cube-form-group>
<cube-button type="submit">登录</cube-button>
</cube-form-group>
</cube-form>
<router-link to="/register" class="reg">注册</router-link>
</div>
</template>

<script>
// 登录接口
import {userLogin} from '@/api/getData.js'

export default {
data:()=> {
return {
model: {
phoneValue:'',
pwdValue:'',
},
fields: [
{
type: 'input',
modelKey: 'phoneValue',
label: '手机号',
props: {
placeholder: '请输入手机'
},
rules: {
required: true
},
messages: {
required: '手机号不能为空'
}
},
{
type: 'input',
modelKey: 'pwdValue',
label: '密码',
props: {
placeholder: '请输入密码',
type: 'password',
eye: {
open: false
}
},
rules: {
required: true
},
messages: {
required: '密码不能为空'
}
}
]
}
},
methods: {
submitHandler(e, model) {
e.preventDefault();
//调⽤注册接⼝
userLogin(model.phoneValue,model.pwdValue)
.then((res) => {
if (res.data.code === 0) {
localStorage.setItem('token',res.data.data)

this.$store.dispatch('setToken', res.data.data)

// 跳转到主页
this.$router.push({path:'/'})
} else {
const toast = this.$createToast({
txt: "登录失败",
type: "error",
time: 1500
});
toast.show();
}
})
}
}
}
</script>

<style lang="scss" scoped>
.main {
padding: 50px 5% 0;
text-align: center;
}

//注册
.cube-btn {
margin-top: 20px;
}

// 登录
.reg {
display: inline-block;
margin-top: 30px;
font-size: 18px;
}
</style>

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