<!--
 * @Description: 右半屏 1411，各专项大屏
 * @Author: 王晓颖
 * @Date: 2021-01-20 11:20:11
 -->
<template>
  <div ref="container" class="container">
    <!--头-->
    <header-right ref="header"/>
    <!--内容-->
    <div ref="body" class="body">
      <img :src="frameImg" class="frame-img"/>
      <div class="frame-div">
        <!--<img :src="currentScreen" style="z-index:1002;width:100%;height:100%"/>-->
        <iframe :src="currentScreen" scrolling="no" frameborder="0"></iframe>
      </div>
    </div>
  </div>
</template>

<script>
import HeaderRight from './components/headerRight'
import {fetchAllScreens} from '@/api/doubleScreen'
import {mapState} from 'vuex'
export default {
  name: 'RightScreen',
  components: {HeaderRight},
  data () {
    return {
      frameImg: require('@/assets/images/1411/frame.png'), // 边框图片
      defaultScreen: null,
      screenList: []
    }
  },
  computed: {
    ...mapState(['doubleScreen']),
    currentScreen () {
      const currentScreenName = this.doubleScreen
      const length = this.screenList.length
      for (let i = 0; i < length; i++) {
        if (this.screenList[i].name === currentScreenName) {
          return this.screenList[i].url
        }
      }
      return this.defaultScreen
    }
  },
  watch: {
    doubleScreen (val) {
      const screenList = this.screenList
      const length = screenList.length
      for (let i = 0; i < length; i++) {
        if (screenList[i].name === val) {
          // this.$message.info(screenList[i].url)
          if (screenList[i].url) {
            window.open(screenList[i].url, '_blank')
          }
        }
      }
    }
  },
  created () {
    this.getAllScreen()
  },
  mounted () {
    const that = this
    // this.calSize()
    window.onload = () => {
      that.calSize()
    }
    window.onresize = () => {
      that.calSize()
    }
  },
  methods: {
    // 获取所有大屏
    getAllScreen () {
      fetchAllScreens().then(response => {
        if (response.code === 200) {
          this.screenList = response.data
        }
      })
    },
    // 计算屏幕各元素大小
    calSize () {
      // const height = document.body.clientHeight
      const height = this.$refs.container.offsetHeight
      const headerHeight = this.$refs.header.$el.clientHeight
      const bodyHeight = height - headerHeight
      this.$refs.body.style.height = bodyHeight + 'px'
      console.log('calSize:' + bodyHeight)
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
  @media screen and (max-width: 3000px) {
    .container{
      height: 100%;
      width:100%;
    }
  }
  @media screen and (min-width: 3000px) {
    .container{
      height: 1080px;
      width:1920px;
    }
  }
  .container{
    top:0px !important;
    background: url("../../assets/images/background/background-left.png") no-repeat;
    -webkit-background-size: 100% 100%;
    background-size: 100% 100%;
    background-color: black;
    /*display: flex;*/
    /*justify-content: space-between;*/
    /*flex-direction: column;*/
  }
  .body{
    /*flex:1;*/
    position:relative;
    height:calc(100% - 0.6rem);
    width:100%;
    .frame-img{
      position: absolute;
      z-index:999;
      width:96%;
      height:94%;
      top:50%;
      left:50%;
      transform: translate(-51%,-50%);
    }
    .frame-div{
      position: absolute;
      z-index:1000;
      width:96%;
      height:94%;
      top:50%;
      left:50%;
      transform: translate(-51%,-50%);
      padding:0.061rem 0.061rem;
      iframe{
        position:relative;
        width:100%;
        height:100%;
      }
    }
  }

</style>