<template>
  <div class="video-page">
    <div class="content">
      <div class="header">
        <img :src="imgURL.luolacoming" class="text" v-if="nowShow === 3">
        <img :src="imgURL.luolalaila" class="text" v-if="nowShow === 2">
      </div>
      <div class="video-block hp-video" v-if="showObj.video[videoIndex]">
        <video :src="showObj.video[videoIndex].url" @ended="videoEnd" controls :poster="showObj.video[videoIndex].url+'?vframe/jpg/offset/3'"></video>
      </div>
      <div class="btn-block">
        <div v-if="contentData.content.age" class="age-block" @click="ageShow = !ageShow">
          <div v-if="contentData.age === 1">0-3岁<i class="playImage _154722344142123489"></i></div>
          <div v-if="contentData.age === 2">4-6岁<i class="playImage _154722344142123489"></i></div>
        </div>
        <div v-if="showObj.video.length > 1" class="age-block video" @click="videoShow = !videoShow">
          <div>视频({{videoIndex+1}})<i class="playImage _154722344142123489"></i></div>
        </div>
        <div class="age-change-block video" v-if="showObj.video.length > 1 && videoShow">
          <div @click="videoIndex= index;videoShow=false"  v-for="(item,index) in showObj.video">视频({{index+1}})<i :class="{'playImage _282918034425091245':index === videoIndex}" v-if="contentData.age === 1"></i></div>
        </div>
        <div class="age-change-block" v-show="ageShow" v-if="contentData.content.age && ageShow">
          <div @click="contentData.age = 1;ageShow=false">0-3岁<i class="playImage _282918034425091245" v-if="contentData.age === 1"></i></div>
          <div @click="contentData.age = 2;ageShow=false">4-6岁<i class="playImage _282918034425091245" v-if="contentData.age === 2"></i></div>
        </div>
        <div v-if="showObj.change" class="change-block-HP" @click="changeAudio()">
          <div class="">
            <img :src="imgURL.tapToAudio"/>
          </div>
        </div>
        <div v-if="showObj.change" class="change-block">
          <div class="active">视频教学</div>
          <div @click="changeAudio()">音频教学</div>
        </div>
      </div>
      <div class="finish-block" v-if="nowShow === 3">
        <img :src="finishStuat" @click="finishStudy">
      </div>
    </div>
    <mt-popup
      v-model="popupVisible" style="background: transparent">
      <div @click="popupVisible=false">
        <no-finish-dia/>
      </div>
    </mt-popup>
    <guide-block/>
    <share-page/>
  </div>

</template>

<script>
  import luolacoming from '../../assets/newLesson/luoLacoming.png'
  import luolalaila from '../../assets/newLesson/luolalaila.png'
  import guideBlock from '../guide/video'
  import {subUserLessonApi} from "../../service/api";
  import tapToAudio from '../../assets/tapToAudio.png'
  import finishStuat from '../../assets/newLesson/finishStudy.png'
  import noFinishDia from './nofinishdia'
  import sharePage from './share'
  export default {
    name: "play",
    components:{
      guideBlock,
      noFinishDia,
      sharePage
    },
    data(){
      return{
        finishStuat:finishStuat,
        popupVisible:false,
        ageShow:false,
        showObj:{
          video:[],
          change:false
        },
        videoShow:false,
        videoIndex:0,
        imgURL:{
          luolacoming:luolacoming,
          luolalaila:luolalaila,
          tapToAudio:tapToAudio
        }
      }
    },
    props:[
      'contentData','nowShow'
    ],
    mounted(){
      this.changeAge(this.contentData.age)
    },
    methods:{
      finishStudy(){
        let lessonDetail = JSON.parse(localStorage.getItem('lessonDetail'));
        let nowTime = Date.parse(new Date());
        let lookTime = (nowTime- lessonDetail.nowTime)/1000;
        let json = {
          page_type:0,
          page_id:5,
          stay_time:lookTime,
        };
        subUserLessonApi(this.$route.query.elementId,this.$route.query.category_id,this.$route.query.periods_id,json).then(res=>{
          lessonDetail.total_watch_time = res;
          lessonDetail.nowTime = nowTime;
          localStorage.setItem('lessonDetail',JSON.stringify(lessonDetail));
        });
        if((Number(lookTime) + Number(lessonDetail.total_watch_time))/60 < 7){
          this.popupVisible = true
        }else{

        }
      },
      videoEnd(event){
        event.srcElement.play()
      },
      changeAudio(){
        this.contentData.type = 'audio'
      },
      changeAge(value){
        if(this.contentData.content.age && value === 2){
          this.showObj = {
            video:this.contentData.content.video2,
            change:this.contentData.content.change2
          }
        }else{
          this.showObj = {
            video:this.contentData.content.video,
            change:this.contentData.content.change
          }
        }
      }
    },
    watch:{
      'contentData':{
        handler:function() {
          this.videoIndex = 0;
          this.changeAge(this.contentData.age)
        },
        deep: true
      },
    }
  }
</script>

<style scoped lang="less">
  @import "../../util/public";
  .playImage{background:url('https://static-cdn.changchangenglish.com/new-sing/static/images/playImage.png')  no-repeat;background-size:40*@toVw 189*@toVw;display: inline-block}
  ._154722344142123489{height:5*@toVw;width:9*@toVw;background-position:0 0;}
  ._282918034425091245{height:8*@toVw;width:9*@toVw;background-position:0 -4*@toVw;vertical-align: bottom}
  .video-page{
    .content{
      background: white;
      width: 315*@toVw;
      position: absolute;
      top: 80*@toVw;
      left: 20*@toVw;
      right: 20*@toVw;
      bottom: 20*@toVw;
      overflow: auto;
      margin: auto;
      display: block;
      border-radius: 8*@toVw;
      padding: 10*@toVw;
      .header{
        padding-top: 8*@toVw;
        .text{
          width:100% ;
        }
      }
      .video-block{
        margin-bottom: 16*@toVw;
        border: 1*@toVw solid #666;
        border-radius: 12*@toVw;
        padding: 8*@toVw;
        video{
          width: 100%;
          margin: 0;
          display: block;
          padding: 0;
          background:rgba(0,0,0,0.4);
          border-radius:8*@toVw;
        }
      }
      .btn-block{
        position: relative;
        text-align: center;
        .age-block{
          height: 28*@toVw;
          line-height: 28*@toVw;
          border: 1*@toVw solid #666;
          position: absolute;
          padding: 0 13*@toVw;
          border-radius: 100*@toVw;
          font-size:12*@toVw;
          font-family:PingFang-SC-Medium;
          font-weight:500;
          color:rgba(102,102,102,1);
          &.video{
            right: 0;
          }
        }
        .age-change-block{
          &.video{
            right: 0;
            left: auto;
            width: 80*@toVw;
          }
          display: block;
          position: absolute;
          top: 37*@toVw;
          left: 0;
          width: 66*@toVw;
          border-radius: 8*@toVw;
          border: 1*@toVw solid #666666;
          font-size:12px;
          font-family:PingFang-SC-Medium;
          font-weight:500;
          color:rgba(102,102,102,1);
          &>div{
            padding: 6*@toVw 11*@toVw;
            text-align: left;
            &:first-child{
              border-bottom: 1*@toVw solid #eee;
            }
          }
        }
        .change-block{
          border-radius: 1000*@toVw;
          width: 144*@toVw;
          border:1*@toVw solid #40A9FF;
          &:after{
            content: '';
            display: block;
            clear: both;
          }
          div{
            float: left;
            width: 50%;
            border-radius: 100*@toVw;
            font-size:12*@toVw;
            height: 28*@toVw;
            line-height: 28*@toVw;
            font-family:PingFang-SC-Medium;
            font-weight:500;
            color:rgba(204,204,204,1);
            &.active{
              background: #40A9FF;
              color: white;
            }
          }
        }
      }
      .finish-block{
        position: absolute;
        width: 100%;
        left: 0;
        padding: 0;
        margin: 0;
        text-align: center;
        bottom: 10*@toVw;
        img{
          width: 202*@toVw;
        }
      }
    }
  }
  .change-block-HP{
    display: none;
  }
  @media screen and (orientation: landscape) {
    @toVw:100/667vw;
    .video-page{
      position: absolute;
      top: 5*@toVw;
      bottom: 5*@toVw;
      left: 5*@toVw;
      right: 5*@toVw;
      background:rgba(255,255,255,1);
      overflow: auto;
      border-radius:8*@toVw;
      .content{
        position: static;
        height: 100%;
        width: 100%;
        display: flex;
        border-radius: 8px;
        padding: 0;
        .header{
          display: none;
        }
        .video-block{
          display: none;
          &.hp-video{
            display: inline-block;
            margin: 0 10*@toVw 0 0;
            border: none;
            height: 100%;
            border-radius: 12*@toVw;
            padding: 0;
          }
          video{
            height: 100%;
            margin: auto;
            width: auto;
            display: block;
            background:rgba(0,0,0,0.4);
            border-radius:8*@toVw;
          }
        }
        .btn-block{
          position:relative;
          min-width: 90*@toVw;
          display: block;
          height: 100%;
          .age-block{
            display: block;
            position: static;
            padding: 0;
            height: 28*@toVw;
            width: 88*@toVw;
            line-height: 28*@toVw;
            border: 1*@toVw solid #666;
            border-radius: 100*@toVw;
            font-size:12*@toVw;
            font-family:PingFang-SC-Medium;
            font-weight:500;
            color:rgba(102,102,102,1);
            &.video{
              display: block;
            }
          }
          .age-change-block{
            &.video{
              right: 0;
              left: auto;
              width: 80*@toVw;
            }
            position: static;
            display: block;
            width: 80*@toVw;
            margin-top: 10*@toVw;
            border-radius: 8*@toVw;
            border: 1*@toVw solid #666666;
            font-size:12*@toVw;
            font-family:PingFang-SC-Medium;
            font-weight:500;
            color:rgba(102,102,102,1);
            &>div{
              padding: 6*@toVw 11*@toVw;
              text-align: left;
              &:first-child{
                border-bottom: 1*@toVw solid #eee;
              }
            }
          }
          .change-block-HP{
            position: absolute;
            top: ~"calc(100vh - 12.5vw)";
            display: block;
            width: 78*@toVw;
            img{
              width: 100%;
            }
          }
          .change-block{
            display: none;
          }
        }
      }
    }
  }

  @media screen and (min-aspect-ratio: ~"20/8"){
    @toVw:100/900vw;
    .video-page{
      position: absolute;
      top: 5*@toVw;
      bottom: 5*@toVw;
      left: 5*@toVw;
      right: 5*@toVw;
      background:rgba(255,255,255,1);
      overflow: auto;
      border-radius:8*@toVw;
      .content{
        position: static;
        height: 100%;
        width: 100%;
        display: flex;
        border-radius: 8px;
        padding: 0;
        .header{
          display: none;
        }
        .video-block{
          display: none;
          &.hp-video{
            display: inline-block;
            margin: 0 10*@toVw 0 0;
            border: none;
            height: 100%;
            border-radius: 12*@toVw;
            padding: 0;
          }
          video{
            height: 100%;
            margin: auto;
            width: auto;
            display: block;
            background:rgba(0,0,0,0.4);
            border-radius:8*@toVw;
          }
        }
        .btn-block{
          position:relative;
          min-width: 90*@toVw;
          display: block;
          height: 100%;
          .age-block{
            display: block;
            position: static;
            padding: 0;
            height: 28*@toVw;
            width: 88*@toVw;
            line-height: 28*@toVw;
            border: 1*@toVw solid #666;
            border-radius: 100*@toVw;
            font-size:12*@toVw;
            font-family:PingFang-SC-Medium;
            font-weight:500;
            color:rgba(102,102,102,1);
            &.video{
              display: block;
            }
          }
          .age-change-block{
            position: static;
            width: 80*@toVw;
            margin-top: 10*@toVw;
            border-radius: 8*@toVw;
            border: 1*@toVw solid #666666;
            font-size:12*@toVw;
            font-family:PingFang-SC-Medium;
            font-weight:500;
            color:rgba(102,102,102,1);
            &>div{
              padding: 6*@toVw 11*@toVw;
              text-align: left;
              &:first-child{
                border-bottom: 1*@toVw solid #eee;
              }
            }
          }
          .change-block-HP{
            position: absolute;
            top: ~"calc(100vh - 12.5vw)";
            display: block;
            width: 78*@toVw;
            img{
              width: 100%;
            }
          }
          .change-block{
            display: none;
          }
        }
      }
    }
  }
</style>
