<template> <div class="check-lession flex"> <div class="top-title"> <div class="item allone"> <div class="text">{{ state != 2 ? "学习课程" : "查看课程" }}</div> <div v-if="state!=3" class="gotime">{{parseInt(personInfo.realityTrainDuration/60)}}:{{calculation(personInfo.realityTrainDuration%60)}}/{{parseInt(trainInfo.trainDuration)}}:{{"00"}}</div> <div v-if="state==3" style="background: red" class="gotime"> 已过期 </div> </div> <div class="bt flex fz14 border-bottom"> <div class="a">课程标题</div> <div class="b"> <div>{{ trainInfo.lessonName }}</div> </div> </div> <div class="bt flex fz14 border-bottom"> <div class="a">课程内容</div> <div class="b" v-html="trainInfo.lessonContent"></div> </div> <div class="bt flex fz14 video" > <div class="a">视频文件</div> <div class="b"> <div class="video" v-if="trainInfo.videoUrl"> <video-player class="video-player vjs-custom-skin" ref="videoPlayer" :playsinline="true" :options="playerOptions" ></video-player> </div> <div v-else>未上传视频</div> </div> </div> <div class="bt flex fz14" v-if="trainInfo.annexUrl"> <div class="a">学习附件</div> <div class="b flex"> <div class="download flex"> <span>学习资料</span> <el-button style="padding: 0; margin-left: 20px" type="text"> <a :href="trainInfo.annexUrl">下载</a> </el-button> <el-button style="padding: 0; margin-left: 20px" type="text"> <a @click="openXslx(trainInfo.annexUrl)">预览</a> </el-button> </div> </div> </div> <div class="bt flex fz14" v-if="trainInfo.videoUrl"> <div class="a">学习视频</div> <div class="b flex"> <div class="download flex"> <span>学习视频</span> <el-button style="padding: 0; margin-left: 20px" type="text"> <a @click="downLoad(trainInfo.videoUrl, trainInfo.lessonName)" >下载</a > </el-button> </div> </div> </div> <div class="btn-wrapper flex"> <el-button @click="$router.back()" type="primary" plain>取消</el-button> </div> </div> <el-dialog :visible.sync="iframeVisible" width="80%"> <!--<div v-if="userlessonData.state!=3" class="gotime2">{{minute}}:{{calculation(second)}}/{{parseInt(lessonData.duration/60)}}:{{calculation(lessonData.duration%60)}}</div>--> <iframe style="width: 100%; height: 500px" :src="ky"></iframe> </el-dialog> </div> </template> <script> import { getManage, updatePersonInfo } from "@/api/trainManage/manage"; export default { name: "index", data(){ return{ trainInfo: {}, state: "", playerOptions: { aspectRatio: "16:9", }, personInfo:{}, dingshi: "", timer: "", iframeVisible:false, ky: "" } }, created(){ this.state = this.$route.query.state; this.getTrainByTrainManageId(); }, destroyed(){ console.log('销毁'); this.updatePersonStatus(); clearInterval(this.dingshi); clearInterval(this.timer); }, methods:{ getTrainByTrainManageId(){ getManage(this.$route.query.trainManageId).then(res =>{ if(res.code == 200){ this.trainInfo = res.data; if(this.trainInfo.tTrainPersonList && this.trainInfo.tTrainPersonList.length >0){ this.personInfo = this.trainInfo.tTrainPersonList.find(item => item.trainPersonId == this.$store.state.user.userId); this.initInterval(); } if(this.trainInfo.videoUrl){ this.changeVideo(this.trainInfo.videoUrl); } } }) }, initInterval(){ if(this.personInfo.isFinish == '0' && this.state != '2'){ let that = this; this.dingshi = setInterval(()=>{ let realityTrainDuration = that.personInfo.realityTrainDuration?parseInt(that.personInfo.realityTrainDuration):0; that.personInfo.realityTrainDuration = realityTrainDuration+1; if(this.trainInfo.trainDuration <= this.personInfo.realityTrainDuration/60){ this.updatePersonStatus(); } },1000); this.timer = setInterval(()=>{this.updatePersonStatus();},60 * 1000) } }, updatePersonStatus(){ console.log("-------------------------") if(this.trainInfo.trainDuration > this.personInfo.realityTrainDuration/60){ updatePersonInfo({id:this.personInfo.id,realityTrainDuration:this.personInfo.realityTrainDuration}) }else{ updatePersonInfo({id:this.personInfo.id,realityTrainDuration:this.personInfo.realityTrainDuration,isFinish:'1'}) clearInterval(this.dingshi); clearInterval(this.timer); } }, calculation(num){ if(num<10){ num = "0"+num; } return num; }, changeVideo(src) { this.playerOptions = { // 视频播放 playbackRates: [0.5, 1.0, 1.5, 2.0], //可选择的播放速度 autoplay: false, //如果true,浏览器准备好时开始回放。 muted: false, // 默认情况下将会消除任何音频。 loop: false, // 视频一结束就重新开始。 preload: "auto", // 建议浏览器在<video>加载元素后是否应该开始下载视频数据。auto浏览器选择最佳行为,立即开始加载视频(如果浏览器支持) language: "zh-CN", aspectRatio: "16:9", // 将播放器置于流畅模式,并在计算播放器的动态大小时使用该值。值应该代表一个比例 - 用冒号分隔的两个数字(例如"16:9"或"4:3") fluid: true, // 当true时,Video.js player将拥有流体大小。换句话说,它将按比例缩放以适应其容器。 sources: [ { type: "", src, //url地址 }, ], poster: "", //你的封面地址 // width: document.documentElement.clientWidth, notSupportedMessage: "此视频暂无法播放,请稍后再试", //允许覆盖Video.js无法播放媒体源时显示的默认信息。 controlBar: { timeDivider: true, //当前时间和持续时间的分隔符 durationDisplay: true, //显示持续时间 remainingTimeDisplay: false, //是否显示剩余时间功能 fullscreenToggle: true, //全屏按钮 }, }; }, downLoad(url, name) { var xhr = new XMLHttpRequest(); xhr.open("GET", url, true); xhr.responseType = "arraybuffer"; // 返回类型blob xhr.onload = function () { if (xhr.readyState === 4 && xhr.status === 200) { let blob = this.response; console.log(blob); // 转换一个blob链接 // 注: URL.createObjectURL() 静态方法会创建一个 DOMString(DOMString 是一个UTF-16字符串), // 其中包含一个表示参数中给出的对象的URL。这个URL的生命周期和创建它的窗口中的document绑定 let downLoadUrl = window.URL.createObjectURL( new Blob([blob], { type: "video/mp4", }) ); // 视频的type是video/mp4,图片是image/jpeg // 01.创建a标签 let a = document.createElement("a"); // 02.给a标签的属性download设定名称 a.download = name; // 03.设置下载的文件名 a.href = downLoadUrl; // 04.对a标签做一个隐藏处理 a.style.display = "none"; // 05.向文档中添加a标签 document.body.appendChild(a); // 06.启动点击事件 a.click(); // 07.下载完毕删除此标签 a.remove(); } }; xhr.send(); }, openXslx(url, name) { // window.open(`https://view.xdocin.com/view?src=${url}`); console.log(url) //this.ky=`https://view.xdocin.com/view?src=${url}`; this.ky = url; this.iframeVisible=true; }, } } </script> <style scoped lang="scss"> .check-lession { width: 100%; height: calc(100vh - 50px); overflow: auto; justify-content: center; .top-title { padding-top: 14px; padding-bottom: 14px; width: 93.2%; max-width: 1600px; .item { margin-bottom: 10px; } .bt { padding-bottom: 10px; margin-bottom: 10px; width: 85%; min-width: 1050px; .a { width: 70px; color: #101010; } .b { flex: 1; color: #606266; .video { width: 870px; height: 489px; } } &.border-bottom { border-bottom: 1px solid #bbbbbb; &.viedo-wrapper { border-bottom: none; } } } .btn-wrapper { justify-content: center; } } } .allone{ display:flex; flex-direction:row; justify-content:flex-start; } .gotime{ background: #1c84c6; width: 110px; text-align: center; line-height: 22px; color: white; margin-left: 15px; border-radius: 10px; } .gotime2{ background: #1c84c6; width: 80px; text-align: center; line-height: 22px; color: white; margin-left: 20px; border-radius: 10px; position: absolute; top: 20px; } </style> <style> .check-lession p{ margin: 0; } </style>