<template>
  <div class="video">
    <div ref="tree">
      <el-col :span="6">
        <video-tree @click="handleCameraClicked"/>
      </el-col>
    </div>
    <el-col :span="18">
      <div style="z-index: 9999;margin-left: 10px;margin-top: 25px">
        <el-date-picker
          v-model="timeRange"
          type="datetimerange"
          range-separator="至"
          value-format="yyyy-MM-dd HH:mm:ss"
          start-placeholder="搜索起始时间"
          end-placeholder="搜索截止时间"
          arrow-control="true"
          :clearable="false"
          @focus="dateClick"
          @blur="dateSelected"
          @change="dateSelected"/>
      </div>
      <div id="tabDiv">
        <iframe name="playHK" class="iframe-body" src="/static/webCtrl/hk/demo_embedded_for_iframe.html?wmode=opaque"/>
      </div>
    </el-col>
  </div>
</template>
<script>
import VideoTree from './videoTree'
import { formatToString, getDate, oneDayTime } from '@/utils/calendarUtil'
export default {
  name: 'VideoHistory',
  components: { VideoTree },
  data() {
    const validTime = (rule, value, callback) => {
      if (value !== '' && value.length > 0) {
        if (this.timeRange[1] === '') {
          callback(new Error('请选择搜索起止时间'))
        } else {
          callback()
        }
      } else {
        callback(new Error('请选择搜索起止时间'))
      }
    }
    return {
      timeRange: [],
      listQuery: {
        indexCode: '',
        startTime: '',
        endTime: ''
      },
      rules: {
        startTime: [{ required: true, validator: validTime, trigger: ['blur'] }]
      }
    }
  },
  watch: {
    timeRange(val) {
      if (val && val.length > 0) {
        this.listQuery.startTime = val[0]
        this.listQuery.endTime = val[1]
      } else {
        this.listQuery.startTime = ''
        this.listQuery.endTime = ''
      }
    }
  },
  mounted() {
    this.listQuery.startTime = getDate(0, 'DATE') + ' 00:00:00'
    this.listQuery.endTime = getDate(0, 'SECOND')

    this.timeRange = [this.listQuery.startTime, this.listQuery.endTime]
    console.log(this.timeRange)
    setTimeout(() => {
      window.frames['playHK'].initPlugin('back',document.getElementById('tabDiv').getBoundingClientRect().left + 20)
    }, 100)
  },
  beforeDestroy() {
    window.frames['playHK'].destoryPlugin()
  },
  methods: {
    search() {
      window.frames['playHK'].show()
      if (this.listQuery.indexCode === '') {
        this.$message.warning('请先选中一个监控点')
        return
      }
      if (this.timeRange !== []) {
        window.frames['playHK'].search(this.listQuery.indexCode, this.listQuery.startTime, this.listQuery.endTime)
      }
    },
    handleCameraClicked(camera) {
      if (typeof camera.indexCode === 'undefined' || camera.indexCode === '') {
        return false
      } else {
        this.listQuery.indexCode = camera.indexCode
        window.frames['playHK'].search(this.listQuery.indexCode, this.listQuery.startTime, this.listQuery.endTime)
      }
    },
    dateClick() {
      this.videoShow = false
      window.frames['playHK'].hide()
    },
    dateSelected() {
      window.frames['playHK'].show()
      this.search()
    }
  }
}
</script>

<style scoped>
.iframe-body{
  height: calc(100vh - 200px);
  width: 100%;
  frameBorder: 0;
  scrolling: no;
  border: 0;
  vspale: 0;
  z-index: -1;
  padding:0 !important;
  margin-top: -10px;
}
.playWnd {
  margin: 10px 0 0 20px;
  width: 1px;
  height: 1px;
  border: 1px solid white;
  z-index: -1;
}
.video{
  background: white;
  width: 100%;
  height: calc(100vh - 80px);
}
</style>