<template>
  <app-container>
    <!--筛选条件-->
    <search-area size="small" @search="search">
      <search-item>
        <el-date-picker
          v-model="dateTimeRange"
          type="datetimerange"
          size="small"
          range-separator="至"
          value-format="yyyy-MM-dd HH:mm:ss"
          start-placeholder="开始时间"
          end-placeholder="结束时间"
        />
      </search-item>
      <search-item>
        <dept-select v-model="listQuery.deptId" :dept-show="deptShow" size="small" placeholder="车辆单位" clearable value=""/>
      </search-item>
    </search-area>
    <!--查询结果Table显示-->
    <normal-table :data="list" :query="listQuery" :total="total" :columns="columns" :list-loading="listLoading" class="table" border size="small" @selection-change="handleSelectionChange" @change="changePage">
      <template slot="btns">
        <el-button size="small" class="edit_btn" icon="el-icon-receiving" @click="batchExport">导出</el-button>
      </template>
    </normal-table>
  </app-container>
</template>
<script>
import { getOffineList, exportOffline } from '@/api/alarm'
import DeptSelect from '@/components/DeptSelect'
import { downloadFile } from '@/utils/downloadUtils'
export default {
  name: 'ListOffline',
  components: { DeptSelect },
  data() {
    return {
      deptShow: true,
      listQuery: {
        deptId: '',
        startTime: '',
        endTime: '',
        offset: 1,
        limit: 20
      }, // 查询条件
      columns: [{
        text: '车辆描述',
        value: 'description',
        align: 'center'
      },
      {
        text: '车辆类型',
        value: 'carTypeName',
        align: 'center'
      },
      {
        text: '车牌号',
        value: 'carCode',
        align: 'center'
      },
      {
        text: '使用单位',
        value: 'deptName',
        align: 'center'
      },
      {
        text: '设备编号',
        value: 'imei',
        align: 'center'
      }], // 动态加载的表头
      dateTimeRange: [],
      list: [], // 列表数据
      total: 0, // 数据总数
      listLoading: true, // 加载动画
      fullscreenLoading: false, // 全屏加载动画
      dialogFormVisible: false, // 是否显示编辑框
      cartypelist: [], // 类型列表
      alarmtypelist: [], // 类型列表
      alarmreasonlist: [], // 类型列表
      deptlist: [] // 类型列表
    }
  },
  watch: {
    dateTimeRange(val) {
      if (val && val.length > 0) {
        this.listQuery.startTime = val[0]
        this.listQuery.endTime = val[1]
      } else {
        this.listQuery.startTime = ''
        this.listQuery.endTime = ''
      }
    }
  },
  created() {
    const date = new Date()
    const year = date.getFullYear() // 年
    const month = date.getMonth() + 1 // 月
    const day = date.getDate() // 日
    this.dateTimeRange = [year + '-' + month + '-' + day + ' 00:00:00', year + '-' + month + '-' + day + ' 23:59:59']
    this.fetchData()
  },
  methods: {
    batchExport() {
      // 全屏加载动画
      const loading = this.$loading({
        lock: true,
        text: '下载中,请稍后...',
        spinner: 'el-icon-loading',
        background: 'rgba(0, 0, 0, 0.7)'
      })
      exportOffline(this.listQuery).then(res => {
        loading.close() // 关闭加载动画
        downloadFile(res.data, '离线车辆列表')
      }).catch((res) => {
        loading.close()
      })
    },
    search() {
      this.fetchData(false)
    },
    fetchData(isNowPage = true) {
      console.log('fetchData')
      this.listLoading = true
      if (!isNowPage) {
        this.listQuery.offset = 1
      }
      console.log(this.listQuery, 'qqqqqqqqqqqqqqqq')
      getOffineList(this.listQuery).then(response => {
        this.list = response.data.rows
        console.log(response.data)
        this.total = parseInt(response.data.total)
        this.listLoading = false
      })
    },
    indexMethod(index) {
      return this.listQuery.limit * (this.listQuery.offset - 1) + index + 1
    },
    // 改变页容量
    handleSizeChange(val) {
      this.listQuery.limit = val
      this.fetchData()
    },
    // 改变当前页
    handleCurrentChange(val) {
      this.listQuery.offset = val
      this.fetchData()
    },
    // 多选触发方法
    handleSelectionChange(val) {
      this.multipleSelection = val
    },
    // 页数发生变化后的操作，可能是页码变化，可能是每页容量变化，此函数必写
    changePage(val) {
      if (val && val.size) {
        this.listQuery.limit = val.size
      }
      if (val && val.page) {
        this.listQuery.offset = val.page
      }
      this.fetchData()
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
</style>