<template>
  <div class="app-container">
    <!--筛选条件-->
    <div class="search-div">
      <div class="search-left">
        <el-form ref="selectForm" :inline="true" :model="listQuery" class="form-container">
          <el-row>
            <el-form-item>
              <el-input v-model.trim="listQuery.keyword" placeholder="设备编号/设备名称" clearable/>
            </el-form-item>
            <el-form-item>
              <el-select v-model="listQuery.alarmType" placeholder="报警类型" clearable>
                <el-option v-for="item in alarmTypeList" :key="item.value" :label="item.name" :value="item.value"/>
              </el-select>
            </el-form-item>
            <el-form-item>
              <el-select v-model="listQuery.alarmStatus" placeholder="报警状态" clearable>
                <el-option v-for="item in alarmStatusList" :key="item.value" :label="item.name" :value="item.value"/>
              </el-select>
            </el-form-item>
            <el-form-item class="selectForm-container-item" prop="startTime">
              <el-date-picker
                v-model="timeRange"
                type="datetimerange"
                range-separator="至"
                value-format="yyyy-MM-dd HH:mm:ss"
                start-placeholder="报警开始时间"
                end-placeholder="报警结束时间"/>
            </el-form-item>
            <el-button class="filter-item" type="primary" icon="el-icon-search" @click="search">搜索</el-button>
            <el-button class="filter-item" type="warning" icon="el-icon-delete" @click="clearInput">重置</el-button>
          </el-row>
        </el-form>
      </div>
    </div>
    <!--查询结果Table显示-->
    <div>
      <el-row class="table-title">
        <el-col :span="6"><div class="title-header"><i class="el-icon-menu"/>数据列表</div></el-col>
      </el-row>
      <el-table v-loading="listLoading" :data="list" class="table" border>
        <el-table-column :index="indexMethod" label="#" align="center" type="index" />
        <el-table-column v-for="column in columns" :key="column.value" :label="column.text" :width="column.width" :align="column.align" show-overflow-tooltip>
          <template slot-scope="scope">
            <span>{{ scope.row[column.value] }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" width="130">
          <template slot-scope="scope">
            <!--<el-button type="text" size="small" @click="showCompare(scope.row)">生成工单</el-button>-->
            <el-button type="text" size="small" @click="showDetail(scope.row)">详情</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <!--分页-->
    <div class="pagination-container">
      <el-pagination
        v-show="total>listQuery.limit"
        :current-page="listQuery.offset"
        :page-sizes="[20,30,50]"
        :page-size="listQuery.limit"
        :total="total"
        align="center"
        layout="total, sizes, prev, pager, next"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"/>
    </div>
    <alarm-detail v-show="dialogFormVisible" ref="alarmdetail"/>
  </div>
</template>

<script>
import { getAlarmList, getAlarmType } from '@/api/system/alarm'
import AlarmDetail from './components/alarmDetail'

export default {
  name: 'ListAlarm',
  components: { AlarmDetail },
  data() {
    return {
      listQuery: {
        keyword: '', // 设备编号/设备名称
        alarmType: '', // 报警类型
        alarmStatus: '', // 报警状态
        startTime: '', // 报警开始时间
        endTime: '', // 报警结束时间
        offset: 1,
        limit: 20,
        sort: 'alarmTime',
        order: 'desc'
      }, // 筛选条件
      columns: [
        {
          text: '设备编号',
          value: 'deviceCode',
          align: 'center'
        },
        {
          text: '设备名称',
          value: 'deviceName',
          align: 'center'
        },
        {
          text: '报警时间',
          value: 'alarmTime',
          align: 'center'
        },
        {
          text: '设备位置',
          value: 'address',
          align: 'center'
        },
        {
          text: '报警类型',
          value: 'alarmTypeName',
          align: 'center'
        }
      ],
      total: 0, // 数据总数
      list: [], // 报警列表
      listLoading: true, // 列表加载
      dialogFormVisible: false,
      alarmStatusList: [{ name: '正在报警', value: '1' }, { name: '已取消', value: '2' }], // 报警状态列表
      alarmTypeList: [],
      timeRange: [] // 时间范围
    }
  },
  watch: {
    // 当时间范围变化时，填充listQuery时间
    timeRange(val) {
      if (val && val.length > 0) {
        this.listQuery.startTime = val[0]
        this.listQuery.endTime = val[1]
      } else {
        this.listQuery.startTime = ''
        this.listQuery.endTime = ''
      }
    }
  },
  created() {
    this.fetchAlarmType() // 获取报警类型
    this.fetchData()// 获取数据
  },
  activated() {
    this.fetchData()
  },
  methods: {
    fetchData(isNowPage = true) {
      this.listLoading = true
      if (!isNowPage) { // 是否显示当前页，否则跳转第一页
        this.listQuery.offset = 1
      }
      getAlarmList(this.listQuery).then(response => {
        if (response.code === 200) {
          this.list = response.data.rows
          this.total = parseInt(response.data.total)
        } else {
          this.$message.error(response.message)
        }
        this.listLoading = false
      })
    },
    // 查询数据
    search() {
      this.fetchData(false)
    },
    showDetail(row) {
      this.dialogFormVisible = true
      this.$refs.alarmdetail.initDialog(this.dialogFormVisible, row)
    },
    clearInput() {
      this.listQuery = {
        name: '', // 姓名
        sex: '', // 性别
        nation: '', // 民族
        collReason: '', // 采集原因
        cardType: '', // 证件类型
        idCardNo: '', // 证件号码
        alarmReason: '', // 报警原因
        startTime: '', // 开始时间
        endTime: '', // 结束时间
        offset: 1,
        limit: 20,
        sort: '',
        order: ''
      }
      this.timeRange = []
      this.fetchData(false)
    },
    // 获取人员类型列表
    fetchAlarmType() {
      getAlarmType().then(response => {
        this.alarmTypeList = response.data
      })
    },
    // 序号计算
    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()
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
  $tableTitleHeight:46px;
  .app-container{
    margin-bottom:20px
  }
  .table{
    margin-bottom: 20px;
  }
  .small-row-class{
    height: 15px;
  }
  .pagination-container{
    margin-bottom: 50px;
  }
  .table-title{
    background-color:rgba(243, 243, 243, 1);
    height: $tableTitleHeight;
    .title-header{
      line-height:$tableTitleHeight;
      color: #606266;
      font-size: 15px;
      i{
        margin-left: 5px;
        margin-right: 5px;
      }
    }
  }
  .edit_btns{
    .edit_btn{
      float:right;
      margin:7px 3px;//为了需要居中显示margin-top和bottom要用$tableTitleHeight减去按钮原高度除以2
    }
  }
</style>
<style rel="stylesheet/scss" lang="scss">
  .small-row-class td{
    padding:2px 0px;
  }
</style>
