<template>
  <app-container>
    <!--筛选条件-->
    <search-area size="small" @search="search">
      <search-item>
        <el-input v-model.trim="listQuery.keywords" size="small" placeholder="设备编号/井编号" clearable />
      </search-item>
      <search-item>
        <el-select v-model="listQuery.deviceType" size="small" placeholder="设备类型" clearable>
          <el-option
            v-for="item in deviceTypeList"
            :key="item.value"
            :label="item.name"
            :value="item.value"
          />
        </el-select>
      </search-item>
      <search-item>
        <dept-select v-model="listQuery.deptid" :need-top="deptShowTop" dept-type="03" placeholder="选择权属单位" />
      </search-item>
      <search-item v-if="isAdmin">
        <el-select v-model="listQuery.isOnline" size="small" placeholder="在线情况" clearable>
          <el-option
            v-for="item in onlineStates"
            :key="item.value"
            :label="item.name"
            :value="item.value"
          />
        </el-select>
      </search-item>
    </search-area>
    <!--查询结果Table显示-->
    <normal-table
      ref="normalTable"
      :data="list"
      :total="total"
      :query="listQuery"
      :list-loading="listLoading"
      :options="options"
      size="small"
      @change="changePage"
      @selectionChange="handleSelectionChange"
    >
      <template slot="btns">
        <el-button v-if="hasPerm('/device/add')" size="small" @click="add">
          新增
        </el-button>
        <el-button v-if="hasPerm('/device/delete')" size="small" @click="del">
          删除
        </el-button>
        <el-upload
          v-if="hasPerm('/device/batchImport')"
          :limit="1"
          :show-file-list="false"
          :http-request="uploadFile"
          :file-list="fileList"
          action="string"
          accept=".xls,.xlsx"
          class="upload-btn"
        >
          <el-button slot="trigger" size="small">
            批量导入
          </el-button>
        </el-upload>
        <download-template v-if="hasPerm('/device/batchImport')" :filename="filename" />
        <el-button v-if="hasPerm('/device/batchExport')" :disabled="total===0" size="small" @click="batchExport">
          导出记录
        </el-button>
      </template>
      <template slot="preColumns">
        <el-table-column v-if="hasPerm('/device/delete')" align="center" type="selection" width="55" />
      </template>
      <template slot="columns">
        <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 v-if="column.type!='Button'" :class="column.class">{{ scope.row[column.value] }}</span>
            <el-button v-if="column.type=='Button'" type="text" @click="showWellDetail(scope.row)">
              {{ scope.row[column.value] }}
            </el-button>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" width="160">
          <template slot-scope="scope">
            <el-button type="text" size="small" @click="datalist(scope.row)">
              历史数据
            </el-button>
            <el-button v-if="hasPerm('/device/update')" type="text" size="small" @click="edit(scope.row)">
              编辑
            </el-button>
            <el-button type="text" size="small" @click="detail(scope.row)">
              详情
            </el-button>
          </template>
        </el-table-column>
      </template>
    </normal-table>
    <edit-device v-show="editShow" ref="editdevice" @watchChild="fetchData" />
    <detail-device v-show="detailShow" ref="detaildevice" />
    <info-well v-show="wellShow" ref="wellInfo" mapid="device-map" />
  </app-container>
</template>

<script>
import editDevice from '@/views/deviceManage/editDevice'
import detailDevice from '@/views/deviceManage/detailDevice'
import { getDeviceList, getDeviceType, delDevice, batchImportDevice, batchExportDevice } from '@/api/device/device'
import DownloadTemplate from '@/components/DownloadTemplate'
import DeptSelect from '@/components/DeptSelect/index'
import InfoWell from '@/views/wellManage/infoWell'
import { isAdministrator, notContainConcentrator } from '@/utils/permission'

export default {
  name: 'ListDevice',
  components: { DeptSelect, DownloadTemplate, editDevice, detailDevice, InfoWell },
  data() {
    return {
      listQuery: {
        keywords: '',
        deviceType: '',
        isOnline: '',
        offset: 1,
        limit: 20,
        sort: 'id',
        order: 'asc'
      }, // 筛选条件
      columns: [
        {
          text: '设备编号',
          value: 'devcode',
          align: 'center'
        },
        {
          text: '设备名称',
          value: 'deviceName',
          align: 'center'
        },
        {
          text: '设备类型',
          value: 'deviceTypeName',
          align: 'center'
        },
        {
          text: '设备位置',
          value: 'position',
          width: 140,
          align: 'center'
        },
        {
          text: '权属单位',
          value: 'deptName',
          align: 'center'
        },
        {
          text: '安装高度(m)',
          value: 'installHeight',
          width: 110,
          align: 'center'
        },
        {
          text: '设备安装日期',
          value: 'installDate',
          width: 110,
          align: 'center'
        },
        {
          text: '点位编号',
          value: 'wellCode',
          align: 'center',
          type: 'Button'
        },
        {
          text: '在线状态',
          value: 'onlineStateName',
          width: 80,
          align: 'center'
        },
        {
          text: '关联集中器编号',
          value: 'concenCode',
          width: 100,
          align: 'center'
        }
      ], // 显示列
      multipleSelection: [], // 多选选中项
      list: [], // 列表数据
      total: 0, // 数据总数
      deviceTypeList: [], // 设备类型列表
      deptProps: {
        parent: 'pid',
        value: 'id',
        label: 'name',
        children: 'children'
      }, // 权属单位树形下拉菜单
      deptTreeList: null, // 组织树列表数据
      showDeptTree: 0, // 是否显示权属单位下拉
      showDeviceType: true, // 是否显示设备类型下拉
      fileList: [],
      listLoading: true, // 加载动画
      fullscreenLoading: false, // 全屏加载动画
      editShow: false, // 是否显示编辑框
      detailShow: false, // 是否显示编辑框
      filename: 'device_template.xlsx',
      deptShowTop: false, // 是否显示顶级
      onlineStates: [
        { value: '1', name: '在线' },
        { value: '0', name: '离线' }
      ], // 在线情况
      options: {
        needIndex: true, // 是否需要序号列
        border: true // 是否需要上方边框
      },
      wellShow: false
    }
  },
  computed: {
    isAdmin() {
      return isAdministrator()
    }
  },
  mounted() {
    this.fetchDeviceType()// 获取设备列表
    if (!notContainConcentrator()) {
      this.columns.splice(-1, 1)
    }
    if(this.$route.query.status === 'offline') {
       this.listQuery.isOnline = '0'
    }
    // 如果参数中有井编号，则将查询条件填入，否则正常
    if (this.$route.query && this.$route.query.wellCode && this.$route.query.wellCode !== '') {
      this.listQuery.keywords = this.$route.query.wellCode
      this.fetchData(true)
    } else {
      this.fetchData()// 获取数据
    }
  },
  methods: {
    // 检查选择情况
    checkSelection() {
      if (this.multipleSelection.length === 0) {
        return false
      } else {
        return true
      }
    },
    // 新增设备
    add() {
      this.dialogFormVisible = true
      this.editShow = true
      this.$refs.editdevice.initDialog('create')
    },
    // 编辑设备信息
    edit(row) {
      this.dialogFormVisible = true
      this.editShow = true
      this.$refs.editdevice.initDialog('update', row)
    },
    detail(row) {
      this.$refs.detaildevice.initDialog('detail', row)
    },
    // 删除设备
    del() {
      if (this.checkSelection()) {
        const deviceIds = []
        this.multipleSelection.forEach(function(value, index) {
          deviceIds.push(value.id)
        })
        let minusOnePage = false
        if (deviceIds.length === this.list.length) {
          minusOnePage = true
        }
        this.$confirm(
          '确定要删除所选设备吗？',
          '确认操作',
          {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
          }
        ).then(() => {
          delDevice(deviceIds).then(response => {
            if (response.code === 200) {
              this.$message.success('删除成功')
              if (minusOnePage) {
                this.listQuery.offset = this.listQuery.offset > 1 ? this.listQuery.offset - 1 : 1
              }
              this.fetchData()
            }
          })
        })
      } else {
        this.$message.error('至少选中一项')
      }
    },
    // 批量导入集中器
    uploadFile(param) {
      // 判断文件大小是否符合要求
      const _file = param.file
      const isLt5M = _file.size / 1024 / 1024 < 5
      if (!isLt5M) {
        this.$message.error('请上传5M以下的excel文件')
        return false
      }
      // 全屏加载动画
      const loading = this.$loading({
        lock: true,
        text: '导入中,请稍后...',
        spinner: 'el-icon-loading',
        background: 'rgba(0, 0, 0, 0.7)'
      })
      // 发起导入请求
      batchImportDevice(_file).then(res => {
        loading.close() // 关闭加载动画
        if (res.code === 200) {
          this.$message.success('导入成功')
          this.fetchData()
        } else {
          this.$message.error(res.message)
        }
      }).catch(() => {
        loading.close() // 关闭加载动画
      })
      this.fileList = []
    },
    // 批量导出
    batchExport() {
      // 全屏加载动画
      const loading = this.$loading({
        lock: true,
        text: '数据处理中,请稍后...',
        spinner: 'el-icon-loading',
        background: 'rgba(0, 0, 0, 0.7)'
      })
      batchExportDevice(this.listQuery).then(res => {
        loading.close() // 关闭加载动画
        const blob = new Blob([res.data])
        const downloadElement = document.createElement('a')
        const href = window.URL.createObjectURL(blob) // 创建下载的链接
        downloadElement.href = href
        downloadElement.download = `设备列表.xlsx` // 下载后文件名
        document.body.appendChild(downloadElement)
        downloadElement.click() // 点击下载
        document.body.removeChild(downloadElement) // 下载完成移除元素
        window.URL.revokeObjectURL(href) // 释放blob对象
      }).catch((res) => {
        loading.close()
      })
    },
    // 查询数据
    search() {
      this.fetchData(false)
    },
    // 获取集中器数据
    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
      }
      getDeviceList(this.listQuery).then(response => {
        this.list = response.data.rows
        this.total = parseInt(response.data.total)
        this.listLoading = false
      })
    },
    // 获取设备类型
    fetchDeviceType() {
      getDeviceType(this.listQuery).then(response => {
        this.deviceTypeList = []
        // 过滤掉该单位不支持的设备类型
        const deviceTypes = this.$store.getters.deviceTypes
        for (const deviceType of response.data) {
          if (deviceTypes.indexOf(deviceType.value) !== -1) {
            this.deviceTypeList.push(deviceType)
          }
        }
        if (deviceTypes.indexOf('2') === -1) { // 如果包含不包含
          const index = this.columns.findIndex(item => item.value === 'installHeight')
          this.columns.splice(index, 1)
        }
        if (this.deviceTypeList.length <= 1) {
          this.showDeviceType = false
        }
      })
    },
    datalist(row) {
      const params = { devcode: row.devcode, deviceType: row.deviceType }
      this.$router.push({ name: 'DataManage', query: params })
    },
    showWellDetail(row) {
      this.wellShow = true
      this.$refs.wellInfo.initDialog(row.wellId)
    },
    // 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()
    },
    // 多选触发方法
    handleSelectionChange(val) {
      this.multipleSelection = val
    }
  }
}
</script>

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

</style>