<template>
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<div class="train-container w-screen h-screen bg-slate-50 flex flex-col items-center">
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<NormalHeader class="shrink-0"></NormalHeader>
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<div class="list-container container grow relative">
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<div class="list-content absolute top-0 bottom-0 left-0 right-0 py-4">
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<div class="list-wrapper w-full h-full">
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<el-card class="h-full" :body-style="{ height: '100%' }">
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<div class="card-wrapper w-full h-full flex flex-col px-8 box-border">
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<div class="card-header flex justify-between items-center shrink-0">
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<div class="header-search flex items-center">
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<el-input v-model="searchText" placeholder="请输入搜索内容" class="long-input" :prefix-icon="Search"/>
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<el-select v-model="searchSubject" placeholder="请选择科目" class="ml-4 long-select" clearable>
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<el-option v-for="item in subjectList" :key="item.id" :label="item.name" :value="item.id"/>
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</el-select>
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<el-select v-model="searchContentType" placeholder="请选择文件类型" class="ml-4 long-select" clearable>
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<el-option
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v-for="item in contentTypeList"
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:key="item.value"
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:label="item.name"
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:value="item.value">
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</el-option>
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</el-select>
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<el-button type="primary" class="ml-4" @click="searchFile">搜索</el-button>
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</div>
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</div>
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<div class="card-main flex-1 my-5 relative">
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<div class="main-content absolute top-0 bottom-0 left-0 right-0">
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<el-table :data="fileList" height="100%" v-loading="loading">
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<el-table-column label="文件名称">
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<template #default="scope">
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<div class="row-info">
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<div class="icon">
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<img :src="getIcon(scope.row.contentType)" class="width-img"/>
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</div>
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<div class="label">{{ scope.row.introduction }}</div>
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</div>
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</template>
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</el-table-column>
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<el-table-column prop="className" label="班级" align="center"/>
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<el-table-column prop="typeName" label="科目" align="center"/>
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<el-table-column prop="updateTime" label="上传时间" align="center"/>
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<el-table-column>
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<template #default="scope">
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<el-button link type="primary" @click.prevent="checkRow(scope.row)">
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查看
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</el-button>
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</template>
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</el-table-column>
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</el-table>
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</div>
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</div>
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<div class="card-footer flex justify-center mb-7 shrink-0">
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<el-pagination background layout="prev, pager, next" :total="fileList.length"
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:default-page-size="20"
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:currentPage="currentIndex"
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:hide-on-single-page="true"
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@current-change="handleCurrentChange"/>
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</div>
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</div>
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</el-card>
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</div>
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</div>
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</div>
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<!-- pdf查看 -->
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<div class="pdf-container" v-show="pdfViewer">
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<PDFViewer :pdfUrl="pdfFile"></PDFViewer>
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<div class="close-btn">
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<el-button type="danger" size="large" circle @click="closeViewer">
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<template #icon>
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<el-icon :size="18">
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<Close/>
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</el-icon>
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</template>
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</el-button>
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</div>
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</div>
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<!-- image查看 -->
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<div class="image-container" v-show="imageViewer">
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<el-image-viewer :url-list="imageList" @close="closeViewer"></el-image-viewer>
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</div>
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<!-- 视频查看 -->
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<div class="video-container" v-show="videoViewer">
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<VideoViewer :videoUrl="videoUrl"></VideoViewer>
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<div class="close-btn">
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<el-button type="danger" size="large" circle @click="closeViewer">
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<template #icon>
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<el-icon :size="20">
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<Close/>
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</el-icon>
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</template>
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</el-button>
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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 setup>
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import {ref, onMounted, onBeforeUnmount} from 'vue';
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import {storeToRefs} from 'pinia';
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import {Close} from '@element-plus/icons-vue';
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import NormalHeader from '@/components/NormalHeader/index.vue';
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import {Search} from '@element-plus/icons-vue';
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import {getFileList} from '@/api/modules/file.js';
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import {getSubjectList} from '@/api/modules/subject.js';
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import PDFViewer from '@/components/PDFViewer/index.vue';
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import VideoViewer from '@/components/VideoViewer/index.vue';
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import {useUserStore} from '@/store/index.js';
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import useWebScoket from '@/hooks/useWebScoket.js';
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const userStore = useUserStore();
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const {userInfo} = storeToRefs(userStore);
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const {status, message, error, connect, disconnect, sendMessage} = useWebScoket({
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url: 'ws://42.193.1.25:8000/websocket/' + userInfo.value.id,
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heartBeatData: 'ping'
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});
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const time = ref(null);
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const fileType = {
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'img': {
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iconPath: '/static/icons/file_type_image.png',
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handle: (item) => {
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console.log(item);
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imageViewer.value = true;
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imageList.value = ['/api/files/' + item.contentUrl.url];
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resendMessage();
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}
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},
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'video': {
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iconPath: '/static/icons/file_type_video.png',
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handle: (item) => {
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console.log(item);
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videoViewer.value = true;
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videoUrl.value = ['/api/files/' + item.contentUrl.url];
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resendMessage();
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}
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},
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'pdf': {
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iconPath: '/static/icons/file_type_pdf.png',
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handle: (item) => {
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console.log(item);
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pdfViewer.value = true;
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pdfFile.value = '/api/files/' + item.contentUrl.url;
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resendMessage();
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}
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},
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};
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const searchText = ref('');
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const searchSubject = ref('')
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const searchContentType = ref('')
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const loading = ref(false);
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const pdfViewer = ref(false);
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const imageViewer = ref(false);
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const videoViewer = ref(false);
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const imageList = ref([]);
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const pdfFile = ref('');
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const videoUrl = ref('');
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const fileList = ref([]);
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const subjectList = ref([]);
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const contentTypeList = ref([{ name: '视频', value: 'video' },
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{ name: '图片', value: 'img' },
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{ name: '音频', value: 'audio' },
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{ name: 'PDF', value: 'pdf' },
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{ name: 'EXCEL', value: 'excel' },
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{ name: 'WORD', value: 'word' },
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{ name: 'PPT', value: 'ppt' }]);
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const currentIndex = ref(1);
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const checkRow = (item) => {
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fileType[item.contentType] && fileType[item.contentType].handle(item);
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};
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const closeViewer = () => {
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pdfViewer.value = false;
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imageViewer.value = false;
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videoViewer.value = false;
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clearInterval(time.value);
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};
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const getData = () => {
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loading.value = true;
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getFileList({introduction: searchText.value, subjectId: searchSubject.value, contentType:searchContentType.value}).then(res => {
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loading.value = false;
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fileList.value = res.data;
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}).catch(() => {
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loading.value = false;
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});
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};
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getData();
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const getSubject = () => {
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loading.value = true;
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getSubjectList().then(res => {
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loading.value = false;
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subjectList.value = res.data;
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}).catch(() => {
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loading.value = false;
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});
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};
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getSubject();
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const resendMessage = () => {
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if (time.value) {
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clearInterval(time.value);
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}
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sendMessage({id: userInfo.value.id, command: 'recordStudyTime'});
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time.value = setInterval(() => {
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sendMessage({id: userInfo.value.id, command: 'recordStudyTime'});
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}, 5000);
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};
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const getIcon = (type) => {
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if (fileType[type]) {
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return fileType[type].iconPath;
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}
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};
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const handleCurrentChange = (val) => {
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getData();
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}
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const searchFile = () => {
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getData();
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}
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// -----------------------------------生命周期
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onMounted(() => {
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// 连接webscoket
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connect();
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});
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onBeforeUnmount(() => {
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clearInterval(time.value);
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});
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</script>
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<style lang="scss" scoped>
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:deep(.el-tabs__nav-wrap:after) {
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display: none;
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}
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.row-info {
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display: flex;
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align-items: center;
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.icon {
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width: 35px;
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margin-right: 20px;
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}
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}
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.long-input {
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width: 200px;
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}
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.long-select {
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width: 200px;
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}
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.pdf-container {
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width: 100%;
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height: 100%;
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position: absolute;
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z-index: 99999;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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.close-btn {
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position: absolute;
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top: 2px;
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right: 30px;
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z-index: 9999999;
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:deep(.el-button) {
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width: fit-content;
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height: fit-content;
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padding: 5px !important;
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}
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}
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}
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.video-container {
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width: 100%;
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height: 100%;
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position: absolute;
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z-index: 99999;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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.close-btn {
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position: absolute;
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top: 60px;
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right: 100px;
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z-index: 9999999;
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:deep(.el-button) {
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width: fit-content;
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height: fit-content;
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padding: 10px !important;
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}
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}
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}
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</style>
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