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569 lines
17 KiB
569 lines
17 KiB
<template> |
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<div class="wrap pb"> |
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<breadcrumb ref="breadcrumb" :data="'课程学习/' + courseName" :query="breadcrumbQuery"></breadcrumb> |
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<div class="flex"> |
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<div class="cover" :class="{'is-word': showMask1}"> |
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<img v-if="coverUrl" :src="coverUrl" alt="" width="100%" height="100%"> |
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<template v-else-if="iframeSrc"> |
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<iframe class="inner fileIframe" id="fileIframe" :src="iframeSrc" frameborder="0"></iframe> |
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<template v-if="showMask"> |
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<div class="mask" style="width: 500px;height: 30px;top: 53px;right: 320px"></div> |
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<div class="mask" style="width: 175px;height: 30px;top: 53px;right: 5px"></div> |
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</template> |
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<template v-if="showMask1"> |
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<div class="word-mask" style="height: 40px;"></div> |
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<div class="word-mask2" style="top: 55px;left: 28%;width: 44%;height: calc(100% - 80px);"></div> |
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</template> |
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<template v-if="showMask2"> |
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<div class="excel-mask1" style="height: 48px;"></div> |
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</template> |
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</template> |
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<div class="pdf inner" v-else-if="pdfSrc"> |
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<p class="arrow"> |
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<span @click="changePdfPage(0)" class="turn el-icon-arrow-left" :class="{grey: currentPage==1}"></span> |
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{{currentPage}} / {{pageCount}} |
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<span @click="changePdfPage(1)" class="turn el-icon-arrow-right" :class="{grey: currentPage==pageCount}"></span> |
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</p> |
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<pdf |
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class="pdf-wrap" |
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:src="pdfSrc" |
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:page="currentPage" |
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@num-pages="pageCount=$event" |
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@page-loaded="currentPage=$event" |
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@loaded="loadPdfHandler"> |
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</pdf> |
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</div> |
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<div class="inner" v-else-if="playAuth"> |
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<div class="video_wid" id="player"></div> |
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</div> |
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</div> |
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<div class="catalog"> |
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<div class="list"> |
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<h4 class="title">{{courseName}}</h4> |
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<div class="desc-wrap"> |
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<div class="desc" :class="{active: desShrink}" v-html="description"></div> |
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<i class="arrow" :class="{active: desShrink}" v-if="description && description.length > 40"> |
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</i> |
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</div> |
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<div class="chapters"> |
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<template v-if="chapterList && chapterList.length"> |
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<div class="chapter" v-for="(item,index) in chapterList" :key="index"> |
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<div class="chapterName">{{item.name}}</div> |
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<div class="section" v-if="item.subsectionList.length"> |
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<div v-for="(section,i) in item.subsectionList" :key="i" @click="preview(section, item.name)"> |
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<p class="sectionName" :class="{active: curLink === `${item.name}${section.name}`}"> |
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<img v-if="section.fileType === 'pptx'" src="@/assets/img/exts/ppt.png" alt=""> |
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<img v-else-if="section.fileType === 'mp4'" src="@/assets/img/exts/video.png" alt=""> |
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<img v-else-if="section.fileType === 'doc' || section.fileType === 'docx'" src="@/assets/img/exts/word.png" alt=""> |
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<img v-else-if="section.fileType === 'txt'" src="@/assets/img/exts/txt.png" alt=""> |
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<img v-else-if="section.fileType === 'pdf'" src="@/assets/img/exts/pdf.png" alt=""> |
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<img v-else src="@/assets/img/exts/pic.png" alt=""> |
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{{ section.name }} |
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</p> |
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</div> |
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</div> |
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</div> |
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</template> |
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</div> |
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</div> |
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</div> |
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</div> |
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</div> |
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</template> |
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<script> |
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import { mapState, mapMutations } from 'vuex'; |
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import pdf from "vue-pdf"; |
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import 'quill/dist/quill.core.css'; |
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import 'quill/dist/quill.snow.css'; |
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import 'quill/dist/quill.bubble.css'; |
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import breadcrumb from '@/components/breadcrumb' |
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import Setting from "@/setting" |
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import util from "@/libs/util" |
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export default { |
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data() { |
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return { |
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breadcrumbQuery: { |
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source: this.$route.query.source |
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}, |
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startTime: Date.now(), // 页面进来的时间 |
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id: this.$route.query.id, |
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video: 'http://liuwanr.oss-cn-shenzhen.aliyuncs.com/mp4/20200519/1589871025648.mp4', |
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chapterList: [], |
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courseName: '', |
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description: '', |
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coverUrl: '', |
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playAuth: '', |
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player: null, |
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previewImg: '', |
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iframeSrc: '', |
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isWord: false, |
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isPPT: false, |
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isExcel: false, |
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showMask: false, |
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showMask1: false, |
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showMask2: false, |
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closePosi: { |
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top: '80px' |
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}, |
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pdfVisible: false, |
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pdfSrc: '', |
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currentPage: 0, // pdf文件页码 |
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pageCount: 0, // pdf文件总页数 |
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fileType: 'pdf', // 文件类型 |
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desShrink: false, |
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curLink: "", // 当前选中 |
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}; |
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}, |
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computed: { |
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...mapState({ |
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courseId: state => state.courseId, |
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classId: state => state.classId, |
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}), |
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}, |
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components: { pdf, breadcrumb }, |
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mounted() { |
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this.insertScript() |
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this.getData() |
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this.getChapter() |
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}, |
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destroyed() { |
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// 记录播放时长 |
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util.local.get(Setting.tokenKey) && this.$post(this.api.playRecordSave, { |
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courseId: this.id, |
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courseType: 1, |
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playTime: Math.ceil((Date.now() - this.startTime) / 1000 / 60) |
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}).then(({ data }) => {}).catch(res => {}) |
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}, |
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methods: { |
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...mapMutations('project', [ |
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'SET_COURSE' |
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]), |
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getData(){ |
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this.$post(`${this.api.findByIdCourse}?id=${this.id}`).then(({ data }) => { |
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this.courseName = data.courseName |
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this.description = data.courseIntroduction |
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this.coverUrl = data.coverUrl || 'https://huoran.oss-cn-shenzhen.aliyuncs.com/20220224/png/1496735335294984192.png' |
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this.$refs.breadcrumb.update('课程学习/' + (this.$route.query.source == 1 ? '本校课程' : '共享课程') + '/' + this.courseName) |
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}).catch(res => {}) |
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}, |
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async getChapter(){ |
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let res = await this.$get(`${this.api.queryChaptersAndSubsections}?courseId=${this.id}`) |
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this.chapterList = res.chapterList |
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if (this.chapterList.length && this.chapterList[0].subsectionList && this.chapterList[0].subsectionList.length) { |
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this.preview(this.chapterList[0].subsectionList[0], this.chapterList[0].name); |
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} |
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}, |
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insertScript(){ |
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const linkTag = document.createElement('link'); |
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linkTag.rel = 'stylesheet'; |
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linkTag.href = 'https://g.alicdn.com/de/prismplayer/2.8.2/skins/default/aliplayer-min.css'; |
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document.body.appendChild(linkTag); |
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const scriptTag = document.createElement('script'); |
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scriptTag.type = 'text/javascript'; |
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scriptTag.src = 'https://g.alicdn.com/de/prismplayer/2.8.2/aliplayer-min.js'; |
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document.body.appendChild(scriptTag); |
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}, |
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transferType(ext){ |
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if('jpg,jpeg,png,gif,svg,psd'.includes(ext)) return '图片' |
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if('mp4,3gp,mov,m4v,avi,dat,mkv,flv,vob,rmvb,rm,qlv'.includes(ext)) return '视频' |
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return ext |
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}, |
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preview(row, chapterName){ |
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// 如果没登录，直接去登录 |
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if (!util.local.get(Setting.tokenKey)) { |
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this.$confirm('请先登录，是否直接前往登录？', "提示", { |
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type: 'success' |
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}).then(() => { |
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this.SET_COURSE(this.id) |
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this.$router.push('/login') |
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}).catch(() => {}) |
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return false |
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} |
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this.curLink = `${chapterName}${row.name}`; |
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this.player = null |
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this.playauth = '' |
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this.coverUrl = '' |
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this.pdfSrc = '' |
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this.iframeSrc = '' |
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this.isPPT = false |
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this.isWord = false |
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this.isExcel = false |
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if(this.transferType(row.fileType) == '视频'){ |
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this.$get(`${this.api.getPlayAuth}/${row.fileId}`).then(res => { |
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this.playAuth = res.data.playAuth |
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this.$nextTick(() => { |
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if(this.player){ |
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this.player.replayByVidAndPlayAuth(row.fileId,this.playAuth) |
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}else{ |
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this.player = new Aliplayer({ |
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id: 'player', |
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width: '100%', |
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autoplay: false, |
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vid : row.fileId, |
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playauth : this.playAuth, |
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encryptType:1, //当播放私有加密流时需要设置。 |
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}) |
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} |
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}) |
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|
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}).catch(res => {}) |
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}else if(this.transferType(row.fileType) == '图片'){ |
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this.coverUrl = row.fileUrl |
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}else if(row.fileType == 'pdf'){ |
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this.pdfSrc = row.fileUrl |
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this.pdfVisible = true |
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}else{ |
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this.$get(`${this.api.getSubsection}?subsectionId=${row.id}`).then(res => { |
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if(row.fileType == 'pptx'){ |
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this.isPPT = true |
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this.isWord = false |
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this.isExcel = false |
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}else if(row.fileType == 'doc' || row.fileType == 'docx'){ |
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this.isPPT = false |
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this.isWord = true |
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this.isExcel = false |
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}else if(row.fileType == 'xls' || row.fileType == 'xlsx'){ |
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this.isExcel = true |
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this.isPPT = false |
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this.isWord = false |
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}else{ |
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this.isPPT = false |
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this.isWord = false |
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this.isExcel = false |
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} |
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if(this.isPPT){ |
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this.showMask = true |
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}else{ |
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this.showMask = false |
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} |
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if(this.isWord){ |
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this.showMask1 = true |
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}else{ |
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this.showMask1 = false |
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} |
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if(this.isExcel){ |
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this.showMask2 = true |
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}else{ |
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this.showMask2 = false |
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} |
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this.iframeSrc = res.previewUrl |
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}) |
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.catch(err => { |
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}); |
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} |
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}, |
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closePlayer(){ |
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this.playAuth = '' |
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this.player.pause() |
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}, |
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closeIframe(){ |
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this.iframeSrc = '' |
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this.showMask = false |
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this.showMask1 = false |
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}, |
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closePdf(){ |
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this.pdfSrc = '' |
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this.currentPage = 1 |
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}, |
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changePdfPage (val) { |
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if (val === 0 && this.currentPage > 1) { |
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this.currentPage-- |
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} |
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if (val === 1 && this.currentPage < this.pageCount) { |
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this.currentPage++ |
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} |
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}, |
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loadPdfHandler (e) { |
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this.currentPage = 1 |
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} |
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} |
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}; |
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</script> |
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<style> |
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.desc img { |
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width: 100%; |
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} |
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</style> |
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<style lang="scss" scoped> |
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$height: 700px; |
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.video_wid,.cover{ |
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position: relative; |
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width: 76%; |
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height: $height !important; |
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border: 0; |
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} |
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.page { |
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margin: 12px 0; |
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.intro { |
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font-size: 16px; |
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color: #333; |
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line-height: 24px; |
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} |
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} |
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.cover{ |
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flex: 1; |
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background-color: #252528; |
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img{ |
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border-radius: 8px; |
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} |
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&.is-word{ |
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overflow: hidden; |
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} |
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} |
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.fileIframe{ |
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height: $height !important; |
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} |
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.video_wid,.inner{ |
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width: 100%; |
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height: 100% !important; |
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border: 0; |
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overflow: auto; |
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} |
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.cover.is-word{ |
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.inner{ |
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height: calc(100% + 38px) !important; |
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margin-top: -38px; |
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} |
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} |
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.video_wid:focus{ |
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outline: none; |
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} |
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.catalog{ |
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width: 296px; |
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padding: 16px; |
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margin-left: 12px; |
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background-color: #252528; |
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.entry { |
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display: block; |
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width: 100%; |
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height: 34px; |
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margin-bottom: 16px; |
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background: url(../../../assets/img/entry.png) 0 0/100% 100% no-repeat; |
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cursor: pointer; |
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&:hover { |
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opacity: .9; |
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} |
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} |
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} |
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.list{ |
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height: calc(700px - 82px) ; |
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overflow-y: auto; |
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.title{ |
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margin-bottom: 11px; |
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color: #fff; |
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font-size: 16px; |
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} |
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.desc-wrap{ |
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position: relative; |
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.desc{ |
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font-size: 14px; |
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color: #fff; |
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line-height: 22px; |
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@include mul-ellipsis(4); |
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&.active{ |
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display: block; |
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overflow: visible; |
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} |
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} |
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.arrow{ |
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position: absolute; |
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bottom: 2px; |
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right: 0; |
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display: flex; |
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justify-content: space-between; |
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width: 46px; |
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background-color: #fff; |
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span{ |
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font-size: 14px; |
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color: rgba(0, 0, 0, 0.65); |
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} |
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img{ |
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width: 16px; |
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cursor: pointer; |
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} |
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&.active{ |
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span{ |
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opacity: 0; |
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} |
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img{ |
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transform: rotate(180deg); |
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} |
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} |
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} |
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} |
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.chapters{ |
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margin-top: 16px; |
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max-height: calc(100% - 53px); |
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overflow: auto; |
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} |
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.chapter{ |
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margin-bottom: 20px; |
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.chapterName{ |
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color: #fff; |
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font-size: 14px; |
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} |
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.section{ |
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padding: 5px 15px; |
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margin-top: 12px; |
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background-color: #121214; |
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.sectionName{ |
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margin: 12px 0; |
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font-size: 14px; |
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color: #999; |
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cursor: pointer; |
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@include ellipsis; |
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img { |
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margin-right: 8px; |
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} |
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&.active{ |
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color: #fff; |
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} |
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} |
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} |
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} |
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} |
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.el-image-viewer__wrapper{ |
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transform: translateY(-10px); |
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transition: transform .5s; |
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|
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&.active{ |
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transform: translateY(0) |
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} |
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} |
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.el-image-viewer__close{ |
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z-index: 2000; |
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top: 15px; |
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right: 15px; |
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&.doc-close{ |
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i{ |
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color: #000 !important; |
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} |
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} |
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} |
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.list::-webkit-scrollbar { |
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width: 4px; |
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} |
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.list::-webkit-scrollbar-thumb { |
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border-radius: 10px; |
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background: rgba(0, 0, 0, 0.06); |
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} |
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|
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.mask{ |
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z-index: 9; |
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position: absolute; |
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background-color: rgb(57,58,61); |
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} |
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.word-mask{ |
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z-index: 9; |
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position: absolute; |
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top: 0; |
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right: 0; |
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width: 100%; |
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background-color: rgb(243,242,241); |
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} |
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.word-mask1{ |
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z-index: 9; |
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position: absolute; |
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top: 0; |
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right: 0; |
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width: 100%; |
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background-color: #185abd; |
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} |
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.word-mask2{ |
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z-index: 9; |
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position: absolute; |
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background-color: transparent; |
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} |
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.excel-mask1{ |
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z-index: 9; |
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position: absolute; |
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top: 0; |
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left: 20%; |
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width: 60%; |
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background-color: #107c41; |
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} |
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/deep/.pdf-dia{ |
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border-radius: 0 !important; |
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.el-dialog__header{ |
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display: none; |
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} |
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.el-dialog__body{ |
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padding: 0; |
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} |
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.el-dialog__headerbtn{ |
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top: 10px; |
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.el-dialog__close{ |
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color: #fff; |
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font-size: 16px; |
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} |
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} |
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} |
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.pdf{ |
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.arrow{ |
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padding: 10px 0; |
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display: flex; |
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justify-content: center; |
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align-items: center; |
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font-size: 16px; |
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color: #fff; |
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background-color: #333; |
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.turn{ |
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margin: 0 10px; |
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font-size: 18px; |
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cursor: pointer; |
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} |
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} |
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.pdf-wrap{ |
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width: 80%; |
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margin: 0 auto; |
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} |
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} |
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/deep/.project-dia { |
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.el-dialog__body { |
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padding: 28px 32px; |
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} |
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} |
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.projects { |
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display: flex; |
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flex-wrap: wrap; |
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max-height: 400px; |
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overflow: auto; |
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li { |
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display: inline-flex; |
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align-items: center; |
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width: 238px; |
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padding: 16px; |
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margin: 0 20px 20px 0; |
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background-color: #F6F8FA; |
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border-radius: 16px; |
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cursor: pointer; |
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&:hover { |
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span { |
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color: #007EFF; |
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} |
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} |
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&:nth-child(3n) { |
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margin-right: 0; |
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} |
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&.active { |
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background-color: #f2f7ff; |
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span { |
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color: #3988ff; |
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} |
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} |
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} |
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span { |
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max-width: 140px; |
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margin-left: 14px; |
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font-size: 14px; |
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color: #333; |
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} |
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} |
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@media (max-width: 1430px) { |
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.wrap { |
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padding: 12px 100px 20px; |
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} |
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} |
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</style> |