前端学习（2428）：处理菜单栏的展开和折叠

 

app.vue

<template>
  <div id="app">

    <router-view/>
  </div>
</template>
<script>
export default {
  name: 'App'
}
</script>
<style lang="less">

</style>

index.vue

<template>
  <div class="login-container">
    <!--必须用el-form进行包裹-->
    <div class="login-head"></div>
    <!--配置表单验证
    //必须为表单提供验证对象
    2添加prop属性
    3通过el-form组件库里面的rules-->

    <el-form class="login-form" ref="login-form" :model="user" :rules="formRules">
      <el-form-item prop="mobile">
        <el-input v-model="user.mobile" placeholder="请输入手机号"></el-input>
      </el-form-item>

        <el-form-item prop="code">
          <el-input v-model="user.code" placeholder="请输入验证码"></el-input>
        </el-form-item>
      <el-form-item prop="agree">
        <el-checkbox v-model="checked">我已阅读并同意用户协议和隐私条款</el-checkbox>

      </el-form-item>
      <el-form-item>
        <el-button class="login-btn" type="primary" :loading="loginLoading" @click="onLogin">登录</el-button>

      </el-form-item>
    </el-form>
  </div>
</template>

<script>

import { login } from '@/api/user'
export default {
  name: 'LoginIndex',
  components: {
  },
  props: {},
  data () {
    return {
      user: {
        mobile: '', // 手机号
        code: '', // 验证码
        agree: false// 是否同意协议
      },

      loginLoading: false, // 登录的loding状态
      /*  checked: false, // 是否同意协议 */
      formRules: {
        mobile: [{
          required: true,
          message: '手机号不能为空',
          trigger: 'change'
        },
        { pattern: /^1[3|5|7|9]\d{9}$/, message: '请输入正确的号码格式', trigger: 'change' }
        ],
        code: [{
          required: true,
          message: '验证码不能为空',
          trigger: 'change'
        },
        { pattern: /^\d{6}$/, message: '请输入正确的验证码格式', trigger: 'change' }

        ],
        agree: [{
          // 调用
          validator: (rule, value, callback) => {
            if (value) {
              callback()
            } else {
              callback(new Error('请同意用户协议'))
            }
          },

          trigger: 'change'
        }]
      }
    }
  },
  methods: {
    onLogin () {
      // 获取表单数据
      // const user = this.user
      // 触发表单验证 validate是异步
      this.$refs['login-form'].validate((valid, err) => {
        console.log(valid)
        console.log(err)
        // 如果
        if (!valid) {
          return
        }
        this.login()
      })
    },
    login () {
      // 开启loading
      this.loginLoading = true
      // 验证通过
      // 请求直接封装
      login(this.user).then(res => {
        console.log(res)
        this.$message({
          message: '登录成功',
          type: 'success'

        })
        this.loginLoading = false
      }).catch(err => {
        console.log('登录失败', err)
        this.$message.error({
          message: '手机号或者验证码错误',
          type: 'warning'

        })
        this.loginLoading = false
      })
    }
  }

}
</script>
<style scoped lang="less">
.login-container{
position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  background: url("./login_bg.jpg") no-repeat;
  background-size: cover;
  .login-head{
    width: 300px;
    height: 57px;
    background:url("./logo_index.png") no-repeat;
    margin-bottom: 30px;
  }
  .login-form{
    background-color: #fff;
    padding: 50px;
    min-width: 300px;
    .login-btn{
      width: 100%;
    }
  }
}
</style>

main.js

import Vue from 'vue'
import App from './App.vue'
import router from './router'
import './styles/index.less'
// 加载组件库
import ElementUI from 'element-ui'
// 加载样式
import 'element-ui/lib/theme-chalk/index.css'
Vue.config.productionTip = false
// 注册组件库
Vue.use(ElementUI)
new Vue({
  router,
  render: h => h(App)
}).$mount('#app')

index.js

import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '@/views/login/index'
Vue.use(VueRouter)

// 路由配置表
const routes = [{
  path: '/login',
  name: 'login',
  component: Login
}]
const router = new VueRouter({
  routes
})

export default router

user.js

// 用户登录的请求模块
import request from '@/utils/request'

export const login = data => {
  return request({
    method: 'POST',
    url: '/mp/v1_0/authorizations',
    data
  })
}

// 获取用户信息
export const getUserProfile = () => {
  const user = JSON.parse(window.localStorage.getItem('user'))
  console.log(user)
  return request({
    method: 'GET',
    url: '/mp/v1_0/user/profile'
    // axios通过headers
    /* headers: {
      Authorization: `Bearer ${user.token}`
    } */
  })
}

index.vue

<template>
  <div class="home-container">首页</div>
</template>
<script>
export default {
  name: 'HomeIndex',
  data () {
    return {

    }
  }
}
</script>
<style scoped lang="less">

</style>

index.vue

<template>

  <el-container class="layout-container">
    <el-aside class="aside" width="auto">
      <app-aside class="aside-menu" :is-collapse="isCollapse"></app-aside>
    </el-aside>
    <el-container>
      <el-header class="header">
        <div>
          <i :class="{'el-icon-s-fold':isCollapse,
          'el-icon-s-unfold':!isCollapse}" @click="isCollapse=!isCollapse"></i>
          <span>江苏传智播客科技教育有限公司</span>
        </div>
        <el-dropdown>
          <div class="avatar-wrap">
            <img class="avatar" :src="user.photo" alt="">
            <span>{{user.name}}</span>
            <i class="el-icon-arrow-down el-icon&#45;&#45;right"></i>
          </div>
  <!--<span>
    下拉菜单<i class="el-icon-arrow-down el-icon&#45;&#45;right"></i>
  </span>-->
          <el-dropdown-menu slot="dropdown">
            <el-dropdown-item>设置</el-dropdown-item>
            <el-dropdown-item>退出</el-dropdown-item>

          </el-dropdown-menu>
        </el-dropdown>
      </el-header>
      <el-main class="main">
        <router-view /></el-main>
    </el-container>
  </el-container>

</template>
<script>
import AppAside from './component/aside'
import { getUserProfile } from '@/api/user'
export default {
  name: 'LayoutIndex',
  components: { AppAside },
  component: {
    AppAside
  },
  data () {
    return {
      user: {},
      isCollapse: false// 侧边栏展开状态
    }
  },
  created () {
    this.loadUserProfile()
  },
  methods: {
    loadUserProfile () {
      // 这个接口需要授权才能使用
      getUserProfile().then(res => {
        console.log(res)
        this.user = res.data.data
      })
    }
  }
}
</script>
<style scoped lang="less">
.layout-container{
  position: fixed;
  left:0;
  right:0;
  top:0;
  bottom: 0;

}

.aside{
  width: 100px;
  background-color: #d3dce6;
  .aside-menu{
    height: 100%;
  }
}
.header{
  height: 60px;
  background-color: #b3c0d1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #ccc;
}
.main{
  background-color: #e9eef3;
}
.avatar-wrap{
  display: flex;
  align-items: center;
  .avatar{
  width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
  }
}
</style>

aside.vue

 

<template>
  <!--
    el-menu-item 的 index 不能重复，确保唯一即可
   -->
  <el-menu
    class="nav-menu el-menu-vertical-demo"
    :default-active="$route.path"
    background-color="#002033"
    text-color="#fff"
    active-text-color="#ffd04b"
    router
    :collapse="isCollapse"
  >
    <el-menu-item index="/">
      <i class="el-icon-s-home"></i>
      <span slot="title">首页</span>
    </el-menu-item>
    <el-menu-item index="/article">
      <i class="el-icon-document"></i>
      <span slot="title">内容管理</span>
    </el-menu-item>
    <el-menu-item index="/image">
      <i class="iconfont iconimage"></i>
      <span slot="title">素材管理</span>
    </el-menu-item>
    <el-menu-item index="/publish">
      <i class="iconfont iconpublish"></i>
      <span slot="title">发布文章</span>
    </el-menu-item>
    <el-menu-item index="/comment">
      <i class="iconfont iconcomment"></i>
      <span slot="title">评论管理</span>
    </el-menu-item>
    <el-menu-item index="/fans">
      <i class="el-icon-setting"></i>
      <span slot="title">粉丝管理</span>
    </el-menu-item>
    <el-menu-item index="/settings">
      <i class="el-icon-setting"></i>
      <span slot="title">个人设置</span>
    </el-menu-item>
  </el-menu>
</template>
<script>
export default {
  name: 'AppAside',
  data () {
    return {
      /* isCollapse: false */
    }
  },
  props: ['is-collapse'],
  methods: {
    handleOpen (key, keyPath) {
      console.log(key, keyPath)
    },
    handleClose (key, keyPath) {
      console.log(key, keyPath)
    }
  }
}
</script>
<style scoped lang="less">
.nav-menu {
  .iconfont {
    margin-right: 10px;
    padding-left: 5px;
  }
}
</style>

 request.js

// axios
import axios from 'axios'

// 创建实例 通过实例发送请求
const request = axios.create({
  // 请求的基本路径
  baseURL: 'http://ttapi.research.itcast.cn/'
})
// 导出
export default request

// 请求拦截器
request.interceptors.request.use(
  function (config) {
    console.log(config)
    const user = JSON.parse(window.localStorage.getItem('user'))
    if (user) {
      config.headers.Authorization = `Bearer ${user.token}`
    }
    return config
  }, function (error) {
    return Promise.reject(error)
  }
)
// 响应烂机器

/*
import request from 'request.js'
request.xxx
request({
  method:,
  url:''
})
*/

运行结果