<template>
  <div class="video">
    <div ref="tree">
      <el-col :span="6">
        <video-tree @click="handleCameraClicked" />
      </el-col>
    </div>
    <el-col :span="18">
      <el-card class="box-card" style="margin-top: 14px; height: calc(100vh - 170px);">
        <div style="z-index: 9999999;margin-left: 20px">
          <el-form ref="dataForm" :inline="true" :model="listQuery" :rules="rules" class="form-container">
            <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="搜索起始时间"
                end-placeholder="搜索截止时间"
                arrow-control="true"
                @focus="startTimeFocus"
                @blur="startTimeBlur"
              />
            </el-form-item>
            <el-button class="filter-item" type="primary" icon="el-icon-search" @click="search">
              搜索
            </el-button>
          </el-form>
        </div>
        <div id="tabDiv">
          <div id="divPlugin" class="iframe-body" />
        </div>
      </el-card>
    </el-col>
  </div>
</template>
<script>
import VideoTree from './videoTree'
import { formatToString, getDate, oneDayTime } from '@/utils/calendarUtil'
import { initPlugin, login, logout } from '@/utils/HKVideo'
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 {
      activeName: 'hk',
      videoShow: true,
      timeRange: [],
      pre: null,
      listQuery: {
        indexCode: '',
        startTime: '',
        endTime: ''
      },
      rules: {
        startTime: [{ required: true, validator: validTime, trigger: ['blur'] }]
      },
      isPlaying: false
    }
  },
  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(() => {
      initPlugin(1, '', false, null, null)
      window.addEventListener('resize', resize)
    }, 100)
  },
  beforeDestroy() {
    if (this.pre !== null) {
      logout(this.pre.ip)
    }
    WebVideoCtrl.I_Resize(0, 0)
    window.location.reload()
    window.removeEventListener('resize', resize)
  },
  methods: {
    search() {
      if (this.pre === null) {
        this.$message.warning('请选择摄像头')
        return
      }
      if (!this.isPlaying) {
        this.play()
      } else {
        var that = this
        WebVideoCtrl.I_Stop({
          success() {
            that.play()
          },
          error(oErr) {
            this.$message.error(`开始回放失败：${oErr.errorCode}!`)
          }
        })
      }
    },
    play() {
      var that = this
      const ip = `${that.pre.nvrIp}_8989`
      const szStartTime = that.listQuery.startTime
      const szEndTime = that.listQuery.endTime
      const iChannelID = parseInt(that.pre.nvrChannel, 10)
      WebVideoCtrl.I_StartPlayback(ip, {
        iRtspPort: 29729,
        iHttpPort: 57114,
        iStreamType: 1,
        iChannelID: iChannelID,
        szStartTime: szStartTime,
        szEndTime: szEndTime,
        success() {
          this.$message.success('开始回放成功!')
        },
        error(oError) {
          console.log('开始回放失败!')
          console.log(oError)
        }
      })
      this.isPlaying = true
    },
    resize() {
      WebVideoCtrl.I_Resize(document.getElementById('divPlugin').clientWidth, document.getElementById('divPlugin').clientHeight)
    },
    handleCameraClicked(camera) {
      if (this.pre !== null) {
        logout(this.pre.nvrIp)
      }
      this.pre = camera
      console.log('this.pre', this.pre)
      login(
        this.pre.nvrIp,
        '8989',
        this.pre.nvrUser,
        this.pre.nvrPassword,
        0,
        true,
        this.pre.nvrChannel,
        this.search
      )
    },
    startTimeFocus() {
      if (WebVideoCtrl) {
        WebVideoCtrl.JS_CuttingPartWindow(0, 0, 3000, 2000)
      }
    },
    startTimeBlur() {
      if (WebVideoCtrl) {
        // WebVideoCtrl.JS_RepairPartWindow(divLeft, divTop, iframeWndWidth, 600)
        WebVideoCtrl.JS_RepairPartWindow(0, 0, 3000, 2000)
      }
    }
  }
}
</script>

<style scoped>
.iframe-body{
  height: calc(100vh - 250px);
  width: 100%;
  frameBorder: 0;
  scrolling: no;
  border: 0;
  vspale: 0;
  z-index: -1;
  padding:0 !important;
}
.playWnd {
  margin: 10px 0 0 20px;
  width: 1px;
  height: 1px;
  border: 1px solid white;
  z-index: -1;
}
.video{
  background: white;
}
</style>