<template>
  <div class="el-select-tree">
    <el-row class="tree_header mb10">
      <el-select v-model="value" placeholder="请选择" size="mini">
        <el-option
          v-for="item in options"
          :key="item.id"
          :label="item.label"
          :value="+item.id"
        >
        </el-option>
      </el-select>
      <el-button class="ml10" type="primary" icon="el-icon-s-unfold" size="mini" :loading="flag" @click="flag=true">展开</el-button>
      <el-button class="ml10" type="primary" size="mini" icon="el-icon-refresh-right" :loading="flag1" @click="flag1=true">刷新</el-button>
    </el-row>
    <el-tree
      v-loading="loading"
      ref="vuetree"
      :props="defaultProps"
      :data="data"
      :render-content="renderContent"
      :default-expand-all = 'true'
      nodeKey="id"
      class="el-tree"
      :current-node-key='id'
      :expand-on-click-node="false"   
      @node-click="handleClick"
      >
    </el-tree>
  </div>
</template>

<script>
import { mapGetters } from 'vuex'

export default {
  data() {
    return {
      value: 0,
      flag: false,
      flag1: false,
      options: [
        {
          id: 0,
          label: '手动监控'
        },
        {
          id: 1,
          label: '自动监控'
        }
      ],
      data: [
        { 
          type: 1,
          id: 0,
          iconName: 'level1_Z',
          label: '张呼铁路客运专线',
          children: [
            {
              id: 1,
              type: 2,
              iconName: 'level2_R',
              label: 'STATION1未开通',
              children: []
            },
            {
              id: 2,
              type: 2,
              iconName: 'level2_R',
              label: 'STATION2未开通',
              children: []
            },
			{
              id: 3,
              type: 2,
              iconName: 'level2_R',
              label: 'STATION3未开通',
              children: []
            },
			{
              id: 4,
              type: 2,
              iconName: 'level2_R',
              label: 'STATION4未开通',
              children: []
            },
			{
              id: 5,
              type: 2,
              iconName: 'level2_R',
              label: 'STATION5未开通',
              children: []
            },
			{
              id: 6,
              type: 2,
              iconName: 'level2_R',
              label: 'STATION6未开通',
              children: []
            },
            {
              id: 7,
              type: 2,
              iconName: 'level2_Z',
              label: '(7)VLCB-ZZT02',
              children: [
			  {
                id: 4,
                type: 4,
                iconName: 'level3_R',
                label: 'PSU(现场管理单元7)',
                children: [{
                  id: 5,
                  type: 4,
                  iconName: 'level4_R',
                  label: '故障定位单位_K362',
				  children: [{
					  id: 1,
	                  type: 5,
	                  iconName: 'level5_R',
	                  label: '漏缆K362+784张家...'
				  },{
					  id: 2,
	                  type: 5,
	                  iconName: 'level5_R',
	                  label: '漏缆K362+7呼和浩...'
				  }
				  ]
                },
                { 
                  type: 5,
                  id: 6,
                  iconName: 'level4_R',
                  label: '故障定位单位_K365'
                },
                { 
                  type: 5,
                  id: 7,
                  iconName: 'level4_R',
                  label: '故障定位单位_K368'
                }
				]
              },
              {
                id: 7,
                type: 2,
                iconName: 'level3_R',
                label: '故障定位单位_K3...',
                children: [{
                  id: 8,
                  type: 3,
                  iconName: 'level4_R',
                  label: '漏缆K362+784张...'
                },
                {
                  id:9,
                  type: 2,
                  iconName: 'level4_R',
                  label: '漏缆K362+784张...'
                }]
              }
			]
            },
			{
              id: 8,
              type: 2,
              iconName: 'level2_R',
              label: '(8)VLCB-ZZT02',
              children: []
            }

          ]
        }
      ],
      defaultProps: {
        children: 'children',
        label: 'label'
      },
      loading: false,
    }
  },
  name: 'org-tree',
  computed: {
    ...mapGetters('tree', [
      'treeData',
    ])
  },
  methods: {
    handleClick(data) {
      console.log(data);
    },
    renderContent (h, {node, data, store}) {
      return (
        <div>
          <span style="padding-right:10px;" >
            <span style={{ marginRight: '5px', fontSize: '16px' }}><svg-icon icon-class={data.iconName} /></span>
            <span style={{ marginRight: '5px', fontSize: '16px' }}>{node.label}</span>
          </span>
        </div>
      )
    },
  }
}
</script>

<style lang="scss">
@import '@/styles/variables';

.el-select-tree {
  width: 300px;
  height: calc(100vh - 10px);
  background: rgba(255, 255, 255, 1);
  .tree_header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    height: 44px;
    background: rgba(196, 214, 255, 0.39);
    opacity: 1;
    box-sizing: border-box;
  }
  
  // border: 1px dotted;
  // display: inline-block;
}
.el-tree-node.is-current > .el-tree-node__content {
  background-color: #deeaff !important;
}
</style>