<template>
  <el-row class="container">
    <el-col :span="24" class="header">
      <el-col :span="10" class="logo" :class="collapsed?'logo-collapse-width':'logo-width'">
        {{collapsed?'':sysName}}
      </el-col>
      <!-- <el-col :span="20" class="logo">
				<img src="../assets/logo4.png" />
				<span>VUE
					<i class="txt">ADMIN</i>
				</span>
			</el-col> -->
      <el-col :span="4" class="userinfo">
        <el-col @click.native="logout">
          <i class="fa fa-sign-out" aria-hidden="true"></i>退出登录
        </el-col>
        <!-- <el-dropdown trigger="click">
          <span class="el-dropdown-link userinfo-inner">
            <img :src="this.sysUserAvatar" /> {{sysUserName}}
          </span>
          <el-dropdown-menu slot="dropdown">
            <el-dropdown-item>我的消息</el-dropdown-item>
            <el-dropdown-item>设置</el-dropdown-item>
            <el-dropdown-item divided @click.native="logout">退出登录</el-dropdown-item>
          </el-dropdown-menu>
        </el-dropdown> -->
      </el-col>
    </el-col>
    <el-col :span="24" class="main">
      <aside>
        <el-menu :default-active="$route.path" class="el-menu-vertical-demo" @open="handleopen" @close="handleclose" @select="handleselect" theme="dark" unique-opened router>
          <template v-for="(item,index) in $router.options.routes" v-if="!item.hidden">
            <el-submenu :index="index+''" :key="index" v-if="!item.leaf">
              <template slot="title">
                <i :class="item.iconCls"></i>{{item.name}}</template>
              <el-menu-item v-for="child in item.children" :index="child.path" :key="child.path" v-if="!child.hidden">{{child.name}}</el-menu-item>
            </el-submenu>
            <el-menu-item v-if="item.leaf&&item.children.length>0" :index="item.children[0].path" :key="index">
              <i :class="item.iconCls"></i>{{item.children[0].name}}</el-menu-item>
          </template>
        </el-menu>
      </aside>
      <section class="content-container">
        <div class="grid-content bg-purple-light">
          <el-col :span="24" class="breadcrumb-container">
            <strong class="title">{{$route.name}}</strong>
            <el-breadcrumb separator="/" class="breadcrumb-inner">
              <el-breadcrumb-item v-for="(item,index) in $route.matched" :key="index">
                {{ item.name }}
              </el-breadcrumb-item>
            </el-breadcrumb>
          </el-col>
          <el-col :span="24" class="content-wrapper">
            <transition>
              <router-view></router-view>
            </transition>
          </el-col>
        </div>
      </section>
    </el-col>
  </el-row>
</template>

<script>
export default {
  data() {
    return {
      sysName: "管理系统",
      collapsed: false,
      sysUserName: "",
      sysUserAvatar: "",
      form: {
        name: "",
        region: "",
        date1: "",
        date2: "",
        delivery: false,
        type: [],
        resource: "",
        desc: ""
      }
    };
  },
  methods: {
    onSubmit() {
      console.log("submit!");
    },
    handleopen() {
      //console.log('handleopen');
    },
    handleclose() {
      //console.log('handleclose');
    },
    handleselect: function(a, b) {},
    //退出登录
    logout: function() {
      var _this = this;
      this.$confirm("确认退出吗?", "提示", {
        //type: 'warning'
      })
        .then(() => {
          sessionStorage.removeItem("user");
          _this.$router.push("/login");
        })
        .catch(() => {});
    }
  },
  mounted() {
    var user = sessionStorage.getItem("user");
    if (user) {
      user = JSON.parse(user);
      this.sysUserName = user.name || "";
      this.sysUserAvatar = user.avatar || "";
    }
  }
};
</script>

<style scoped lang="less">
@import "./../styles/vars.less";

.container {
  position: absolute;
  top: 0px;
  bottom: 0px;
  width: 100%;
  .header {
    height: 60px;
    line-height: 60px;
    background: @color-primary;
    color: #fff;
    .userinfo {
      cursor: pointer;
      text-align: right;
      padding-right: 35px;
      float: right;
      .userinfo-inner {
        cursor: pointer;
        color: #fff;
        img {
          width: 40px;
          height: 40px;
          border-radius: 20px;
          margin: 10px 0px 10px 10px;
          float: right;
        }
      }
    }
    .logo {
      width: 230px;
      height: 60px;
      font-size: 24px;
      font-weight: bold;
      padding-left: 20px;
      padding-right: 20px;
      border-color: rgba(238, 241, 146, 0.3);
      border-right-width: 1px;
      border-right-style: solid;
      img {
        width: 40px;
        float: left;
        margin: 10px 10px 10px 18px;
      }
      .txt {
        color: #fff;
      }
    }
    .logo-width {
      width: 230px;
    }
    .logo-collapse-width {
      width: 60px;
    }
    .tools {
      padding: 0px 23px;
      width: 14px;
      height: 60px;
      line-height: 60px;
      cursor: pointer;
    }
  }
  .main {
    display: flex;
    // background: #324057;
    position: absolute;
    top: 60px;
    bottom: 0px;
    overflow: hidden;
    aside {
      flex: 0 0 230px;
      width: 230px;
      // position: absolute;
      // top: 0px;
      // bottom: 0px;
      .el-menu {
        height: 100%;
      }
      .collapsed {
        width: 60px;
        .item {
          position: relative;
        }
        .submenu {
          position: absolute;
          top: 0px;
          left: 60px;
          z-index: 99999;
          height: auto;
          display: none;
        }
      }
    }
    .menu-collapsed {
      flex: 0 0 60px;
      width: 60px;
    }
    .menu-expanded {
      flex: 0 0 230px;
      width: 230px;
    }
    .content-container {
      background: #ffffff;
      flex: 1;
      // position: absolute;
      // right: 0px;
      // top: 0px;
      // bottom: 0px;
      // left: 230px;
      overflow-y: scroll;
      padding: 20px;
      .breadcrumb-container {
        //margin-bottom: 15px;
        .title {
          width: 200px;
          float: left;
          color: #475669;
        }
        .breadcrumb-inner {
          float: right;
        }
      }
      .content-wrapper {
        background-color: #fff;
        box-sizing: border-box;
      }
    }
  }
}
</style>