<template>
  <el-container :style="{height: mainHeight + 'px'}">
    <el-aside>
      <el-tree :data="assetStructureList"
               :load="expandTable"
               :expand-on-click-node="false"
               lazy
               @node-click="(data) => showAuth=data.type"
               :props="defaultProps">
        <div class="custom-tree-node" slot-scope="{ node, data }">
          <div v-if="data.type === 'dataSource'">{{ data.name + '('+data.databaseName + '-' + data.systemName+')' }}</div>
          <div v-if="data.type === 'dataTable'">{{ data.name + '-'+data.as + '(' + data.dataTotal+'条)' }}</div>
        </div>
      </el-tree>
    </el-aside>
    <el-container>
      <el-main>
        <auth-data-source v-if="showAuth === 'dataSource'"/>
        <auth-table v-else-if="showAuth === 'dataTable'"/>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
import { tableNameList, tableNameList2 } from '@/api/system/accredit'
import AuthDataSource from './auth/AuthDataSource.vue'
import AuthTable from './auth/AuthTable.vue'
// 这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）,
// 例如：import 《组件名称》 from '《组件路径》,
export default {
  // import引入的组件需要注入到对象中才能使用"
  components: {AuthTable, AuthDataSource},
  props: {},
  data() {
    // 这里存放数据"
    return {
      mainHeight: window.innerHeight - 85,
      defaultProps: {
        children: 'childrenList',
        label: 'name'
      },
      showAuth: null,
      assetStructureList: [
        {
          name: "测试1",
          systemName: "云计算系统",
          databaseName: "yunjisuan",
          type: "dataSource"
        },
        {
          name: "测试2",
          systemName: "网站系统",
          databaseName: "wangzhan",
          type: "dataSource"
        },
        {
          name: "测试3",
          systemName: "物联网系统",
          databaseName: "wulianwang",
          type: "dataSource"
        },
        {
          name: "测试4",
          systemName: "传媒系统",
          databaseName: "chuanmei",
          type: "dataSource"
        },
      ],
      childrenList: [
        {
          name: "sys_user",
          as: "用户表",
          dataTotal: 635847,
          type: "dataTable",
          childrenList: []
        },
        {
          name: "sys_dept",
          as: "部门表",
          dataTotal: 362548,
          type: "dataTable",
          childrenList: []
        },
        {
          name: "sys_notice",
          as: "通知公告",
          dataTotal: 6347,
          type: "dataTable",
          childrenList: []
        }
      ]
    }
  },
  // 计算属性 类似于data概念",
  computed: {},
  // 监控data中的数据变化",
  watch: {},
  // 方法集合",
  methods: {
    expandTable(node, resolve) {
      if (node.level === 0) return resolve(this.assetStructureList);
      const {data} = node;
      if (data.type === 'dataTable') {
        return resolve([])
      }
      setTimeout(() => {
        resolve(this.childrenList)
      }, 500);
    },
    thisLib() {
      //   tableNameList().then(res => {
      //     console.log(res.data)
      //   })
      //   tableNameList2().then(res => {
      //     this.childrenList = res.data
      //     console.log(res.data)
      //   })
      // }
    },
    // 生命周期 - 创建完成（可以访问当前this实例）",
    created() {
      this.thisLib()
    },
    // 生命周期 - 挂载完成（可以访问DOM元素）",
    mounted() {
    },
    beforeCreate() {
    }, // 生命周期 - 创建之前",
    beforeMount() {
    }, // 生命周期 - 挂载之前",
    beforeUpdate() {
    }, // 生命周期 - 更新之前",
    updated() {
    }, // 生命周期 - 更新之后",
    beforeDestroy() {
    }, // 生命周期 - 销毁之前",
    destroyed() {
    }, // 生命周期 - 销毁完成",
    activated() {
    } // 如果页面有keep-alive缓存功能，这个函数会触发",
  }
}
</script>
<style scoped lang="scss">
.el-aside {
  margin: 0;
  padding: 0;
  width: 400px;
  background-color: white;
}
.el-main {
  background-color: #f1f1f1;
}
.custom-tree-node{
  height: 30px;
}
</style>
