vue-shop/src/components/Home.vue

<!--
 * @Description:
 * @Version: 1.0
 * @Autor: zhuyijun
 * @Date: 2021-11-21 18:27:01
 * @LastEditTime: 2021-11-21 22:36:07
-->

<template>
  <!-- 头部区域 -->
  <el-container class="home-container">

    <el-header>
      <div>
        <img src="../assets/heima.png"
             alt="电商后台管理系统">
        <span>电商后台管理系统</span>
      </div>
      <el-button type="info"
                 @click="logout">注销</el-button>
    </el-header>
    <!-- 页面主题区 -->
    <el-container>
      <!-- 侧边栏 -->
      <el-aside :width="isCollapse ?'64px':'200px'">
        <div class="toggle-button"
             @click="toggleCollapse">|||</div>
        <!-- 侧边栏菜单区
         :router="true" 可以将index当做路径
         -->
        <el-menu background-color="
                #333744"
                 text-color="#fff"
                 active-text-color="#409EFF"
                 unique-opened
                 :collapse="isCollapse"
                 :collapse-transition="false"
                 :router="true"
                 :default-active="activePath">
          <!-- 一级菜单 -->
          <el-submenu :index="'/'+item.path"
                      v-for="item in menuList"
                      :key="item.id+''">
            <!-- 一级菜单模板区 -->
            <template slot="title">
              <!-- 图标 -->
              <i :class="iconsObj[item.id+'']"></i>
              <span> {{item.authName}}</span>
            </template>

            <!-- 二级菜单 -->
            <el-menu-item :index="'/'+subItem.path"
                          v-for="subItem in item.children"
                          :key="subItem.id+''"
                          @click="saveNavState('/'+subItem.path)">
              <!-- 二级菜单模板区 -->
              <template slot="title">
                <!-- 图标 -->
                <i class="el-icon-menu"></i>
                <span>{{subItem.authName}}</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <!-- 右侧主体 -->
      <el-main>
        <!-- 路由占位符 -->
        <router-view></router-view>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default ({
  data () {
    return {
      menuList: {},
      iconsObj: {
        '125': 'el-icon-s-custom',
        '103': 'el-icon-s-management',
        '101': 'el-icon-s-shop',
        '102': 'el-icon-tickets',
        '145': 'el-icon-data-line'
      },
      isCollapse: false,
      activePath: ''
    }

  },
  created () {
    this.getMenuList()
    this.activePath = window.sessionStorage.getItem('activePath')
  },
  methods: {
    logout () {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    // 获取所有的菜单
    async getMenuList () {
      const { data: res } = await this.$http.get('menus')
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      //   this.$message.success(res.meta.msg)
      this.menuList = res.data
      //   console.log(res)
    },
    // 折叠和展开
    toggleCollapse () {
      this.isCollapse = !this.isCollapse
    },
    saveNavState (activePath) {
      window.sessionStorage.setItem('activePath', activePath)
      this.activePath = activePath
    }
  }
})
</script>
<style lang="less" scoped>
.home-container {
  height: 100%;
}
.el-header {
  background-color: #373d41;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color: #fff;
  font-size: 20px;
}
.el-header > div {
  display: flex;
  align-items: center;
}
.el-header > div > span {
  margin-left: 15px;
}
.el-aside {
  background-color: #333744;
  text-align: center;
  margin-left: 0;
}
.el-aside .el-menu {
  border-right: none;
}
.el-main {
  background-color: #eaedf1;
}
.el-submenu i {
  margin-right: 10px;
}
.toggle-button {
  background-color: #4a5064;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  letter-spacing: 0.2em;
  cursor: pointer;
}
</style>