jy_total_process_master_cloud_vue/src/views/common/UpLoadComponent.vue

<!--文件上传组件-->
<template>
	<div :key="uploadKey">
		<el-divider v-if="showDivider" content-position="left"><i class="el-icon-document"></i> {{dividerName}}</el-divider>
		<el-upload ref="upload" style="display: inline-block; :show-header='status'" action=""
				   :limit="999" :http-request="httpRequest"
				   multiple
				   :on-exceed="(files, fileList) =>{
                      $message.warning(`当前限制选择 999 个文件，本次选择了 ${files.length} 个文件，共选择了 ${files.length + fileList.length} 个文件`)
                     }"
				   :show-file-list="false"
				   :on-change="changes"
				   :before-upload="beforeUpload"
				   :on-progress="uploadVideoProcess"
				   :on-success="success"
				   :file-list="fileList">
			<template v-if="auth==='view'&&uploadFlag===false" #tip>
				<el-button :loading="loading" type="primary" size="default" :disabled="true"> 点击上传 </el-button>
			</template>
			<template v-else #trigger>
				<el-button :loading="loading" type="primary" size="default"> 点击上传 </el-button>
			</template>
		</el-upload>
		<div style="height: calc(100% - 80px);margin-top: 10px">
			<!-- 进度条 -->
			<el-progress style="margin-left: 5em" v-if="progressFlag" :percentage="loadProgress"></el-progress>
			<el-table
				ref="uploadTable"
				v-loading="loading"
				:key="tableKey"
				:data="dataListNew">
				<el-table-column type="seq" width="40"></el-table-column>
				<el-table-column label="文件名称" prop="name" align="center">
					<template #default="scope">
						<div v-if="ifName(scope.row) === true">
							<el-image
								style="width: 30px; height: 30px;padding-top: 4px;"
								:src="scope.row.lsUrl"
								:preview-src-list="[scope.row.lsUrl]"
								:preview-teleported="true"
							></el-image>
						</div>
						<div v-else>
							<el-link  type="primary" :underline="false" @click="showFile(scope.row)">{{scope.row.name}}</el-link>
						</div>
					</template>
				</el-table-column>
				<el-table-column label="创建人" prop="createBy.name" align="center"></el-table-column>
				<el-table-column label="创建时间" prop="createTime" align="center"></el-table-column>
				<el-table-column label="文件大小" prop="size" align="center">
					<template #default="scope">
						{{getSize(scope.row.size)}}
					</template>
				</el-table-column>
				<el-table-column label="操作" width="200px" fixed="right" align="center">
					<template  #default="scope">
						<el-button text type="primary" key="01" icon="el-icon-download" size="small" @click="toHref(scope.row)" >下载</el-button>
						<el-button text type="primary" key="02" icon="el-icon-delete" size="small"  @click="deleteById(scope.row, scope.$index,fileList)" :disabled="auth==='view'&&delFlag === false&&createBy!==scope.row.createBy.name">删除</el-button>
						<!--            <el-button v-if="createBy===scope.row.createBy.name" type="text"  icon="el-icon-delete" size="small"  @click="deleteById(scope.row, scope.$index)" :disabled="auth==='view'&&delFlag === false">删除2</el-button>-->
					</template>
				</el-table-column>
			</el-table>
		</div>
		<!--    <el-image-viewer v-if="showViewer" :on-close="closeViewer" :url-list="[url]" :zIndex=9999></el-image-viewer>-->
	</div>
</template>

<script>
	// eslint-disable-next-line no-unused-vars
	import OSSSerivce, {
		httpRequest,
		// eslint-disable-next-line no-unused-vars
		handleRemove,
		fileName,
		// eslint-disable-next-line no-unused-vars
		beforeAvatarUpload,
		// eslint-disable-next-line no-unused-vars
		openWindowOnUrl,
		// eslint-disable-next-line no-unused-vars
		toHref
	} from '@/api/sys/OSSService'
	// import ElImageViewer from 'element-ui/packages/image/src/image-viewer'
	import moment from 'moment'
	export default {
		data () {
			return {
				uploadKey: '',
				progressFlag: false,
				loadProgress: 0,
				fileList: [],
				dataList: [],
				oldDataList: [],
				dataListNew: [],
				url: '',
				showViewer: false,
				ossService: null,
				auth: '',
				directory: 'public',
				maxValue: 300,
				tableKey: '',
				fileLoading: true,
				dividerName: '',
				uploadFlag: false,
				delFlag: false,
				createBy: '',
				showDivider: true,
				loading: false,
				dataListLength: '',
				uploadDelFlag: false
			}
		},
		watch: {
		},
		created () {
			this.ossService = new OSSSerivce()
		},
		components: {
			// ElImageViewer
		},
		mounted () {
			window.onPreview = this.onPreview
		},
		methods: {
			/**
			 * dividerName: 组件中divider的名称赋值
			 * showDivider: ‘附件‘Divider是否展示
			 *     注：值为空时，默认值为true
			 *    showDivider=false时 ‘附件‘Divider隐藏
			 **/
			setDividerName (dividerName, showDivider) {
				if (this.commonJS.isNotEmpty(dividerName)) {
					this.dividerName = dividerName
				}
				if (this.commonJS.isNotEmpty(showDivider)) {
					if (showDivider === false) {
						this.showDivider = false
					} else {
						this.showDivider = true
					}
				} else {
					this.showDivider = true
				}
			},
			/**
			 * 文件上传组件初始化
			 * @param auth
			 *    auth的值为"view"时,不可上传/编辑文件
			 *    auth为其他值时,可上传/编辑文件
			 * @param fileList  要显示到文件上传列表中的文件。
			 *    注：文件必须要有url属性并且文件的url属性值必须是在oss中的路径值
			 *    例：'/attachment-file/xxx/xxx/2022/9/08/xxx.jpg'
			 * @param directory  要存放到oss的哪个文件夹下。
			 *    注：值为空时，默认存放到"public"文件夹
			 * @param maxValue  上传文件允许的最大值，单位：MB
			 *    注：值为空时，默认值为300MB
			 * @param dividerName  组件中divider的名称
			 *    注：值为空时，默认值为‘附件’
			 * @param uploadFlag  ‘上传文件’按钮是否禁用
			 *    注：值为空时，默认值为false
			 *    auth=view&&uploadFlag=false时 ‘上传文件’按钮禁用
			 * @param delFlag  ‘删除’按钮是否禁用
			 *    注：值为空时，默认值为false
			 *    auth=view&&delFlag=false时 ‘删除’按钮禁用
			 * @param showDivider  ‘附件‘Divider是否展示
			 *    注：值为空时，默认值为true
			 *    showDivider=false时 ‘附件‘Divider隐藏
			 */
			async newUpload (auth, fileList, directory, maxValue, dividerName, uploadFlag, delFlag, showDivider) {
				this.uploadKey = Math.random()
				await this.fileLoadingFalse()
				if (this.commonJS.isEmpty(fileList)) {
					fileList = []
					this.fileLoading = true
				} else {
					this.dataListLength = fileList.length
				}
				if (this.commonJS.isEmpty(dividerName)) {
					this.dividerName = '附件'
				} else {
					this.dividerName = dividerName
				}
				if (directory !== undefined && directory !== null && directory !== '' && directory !== {}) {
					this.directory = directory
				} else {
					this.directory = 'public'
				}
				if (maxValue !== undefined && maxValue !== null && maxValue !== '' && maxValue !== 0) {
					this.maxValue = maxValue
				} else {
					this.maxValue = 300
				}
				this.auth = auth
				if (this.commonJS.isEmpty(uploadFlag)) {
					this.uploadFlag = false
				} else {
					if (uploadFlag !== true && uploadFlag !== false) {
						this.uploadFlag = false
					} else {
						this.uploadFlag = uploadFlag
					}
				}
				if (this.commonJS.isEmpty(delFlag)) {
					this.delFlag = false
				} else {
					if (delFlag !== true && delFlag !== false) {
						this.delFlag = false
						this.createBy = delFlag
					} else {
						this.delFlag = delFlag
					}
				}
				this.oldDataList = []
				for await (let item of fileList) {
					await this.ossService.getFileSizeByUrl(item.url).then((data) => {
						item.lsUrl = data.url
						item.size = data.size
						this.dataList.push(item)
						this.oldDataList.push(item)
						this.dataListNew.push(item)
						if (this.dataListNew.length === fileList.length) {
							this.fileLoading = true
						}
					})
				}
				// this.dataList = JSON.parse(JSON.stringify(fileList))
				// this.dataListNew = JSON.parse(JSON.stringify(fileList))
				if (this.commonJS.isEmpty(showDivider)) {
					this.showDivider = true
				} else {
					if (showDivider === false) {
						this.showDivider = false
					} else {
						this.showDivider = true
					}
				}
			},
			async httpRequest (file) {
				await httpRequest(file, fileName(file), this.directory, this.maxValue)
			},
			async beforeUpload(file) {
				console.log("beforeUpload",file)
				if(this.uploadDelFlag){
					this.$message.warning('该文件已上传，请勿重复上传');
					this.uploadKey = Math.random()

					return true; // 取消上传
				}
				// 其他判定逻辑...
				return true; // 允许上传
			},
			uploadVideoProcess (event, file, fileList) {

				let parent = this.$parent
				while (!parent.inputForm) {
					parent = parent['$parent']
				}
				this.progressFlag = true // 显示进度条
				this.loadProgress = parseInt(event.percent) // 动态获取文件上传进度
				if (this.loadProgress >= 100) {
					this.loadProgress = 100
					setTimeout(() => {
						this.progressFlag = false
					}, 1000) // 一秒后关闭进度条
				}
			},
			getSize (value) {
				if (this.commonJS.isEmpty(value)) {
					return '0 B'
				} else {
					let val = parseInt(value)
					if (this.commonJS.isEmpty(val)) {
						return '0 B'
					}
					if (isNaN(val)) {
						return '0 B'
					}
					if (val === 0) {
						return '0 B'
					}
					let k = 1024
					let sizes = ['B', 'KB', 'MB', 'GB', 'PB', 'TB', 'EB', 'ZB', 'YB']
					let i = Math.floor(Math.log(val) / Math.log(k))
					let result = val / Math.pow(k, i);
					let kb = parseFloat(result.toPrecision(3));
					return kb + '' + sizes[i]
				}
			},
			async changes (file, fileList) {

				this.uploadKey = Math.random()
				console.log(fileList)
				this.uploadDelFlag = false;
				// if (file.status !== 'ready') {
				//   return
				// }
				if (!beforeAvatarUpload(file, fileList, this.maxValue)) {
					this.$message.error('文件大小不能超过 ' + this.maxValue + ' MB!')
					return
				}
				var verificationFileList = []
				if(this.oldDataList){
					for (let item of this.oldDataList) {
						verificationFileList.push(item)
					}
				}
				for (let item of fileList) {
					verificationFileList.push(item)
				}
				var fileCount = 0;
				for (let item of verificationFileList) {
					var fileItem = item;
					if(item.raw !== undefined && item.raw !== null && item.raw !== {}){
						fileItem = item.raw;
					}
					if(file.raw.name === fileItem.name){
						fileCount ++
					}
				}


				if(fileCount>1){
					this.uploadDelFlag = true;
					return
				}

				this.dataListNew = []
				this.dataList.forEach((item) => {
					this.dataListNew.push(item)
				})

				var fileListNames = []
				for (let fileItem of this.fileList) {
					fileListNames.push(fileItem.name)
				}
				for (let item of fileList) {
					if(fileListNames.length === 0 || fileListNames.indexOf(item.name) === -1){
						this.fileList.push(item)
					}
					item.createTime = moment(new Date()).format('YYYY-MM-DD HH:mm:ss')
					item.createBy = {
						id: '',
						name: ''
					}
					item.createBy.id = this.$store.state.user.id
					item.createBy.name = this.$store.state.user.name
					this.dataListNew.push(item)
				}
				for (let item of this.dataListNew) {
					if (item.raw !== undefined && item.raw !== null && item.raw !== {}) {
						item.url = item.raw.url
						if (item.raw.url !== undefined && item.raw.url !== null && item.raw.url !== {}) {
							this.ossService.getTemporaryUrl(item.raw.url).then((data) => {
								item.lsUrl = data
							})
						}
					}
				}
			},
			async success(res, file,fileList) {
				if(file.url){
					this.$message.error('文件上传失败，请重新上传!')
					for (let i = 0; i < this.dataListNew.length; i++) {
						var fileItem = this.dataListNew[i];
						if(this.dataListNew[i].raw !== undefined && this.dataListNew[i].raw !== null && this.dataListNew[i].raw !== {}){
							fileItem = this.dataListNew[i].raw;
						}
						if(file.name === fileItem.name){
							await this.deleteById(file,i)
						}
					}
					for (let i = 0; i < fileList.length; i++) {
						var fileListItem = fileList[i];
						if(fileList[i].raw !== undefined && fileList[i].raw !== null && fileList[i].raw !== {}){
							fileListItem = fileList[i].raw;
						}
						if(file.name === fileListItem.name){
							await this.deleteById(file,i)
						}
					}
				}
			},
			showFile (row) {
				console.log('row', row)
				openWindowOnUrl(row)
			},
			onPreview (url) {
				this.url = url
				this.showViewer = true
			},
			// 关闭查看器
			closeViewer () {
				this.url = ''
				this.showViewer = false
			},
			toHref (row) {
				toHref(row)
			},
			async deleteById (row, index,fileList) {
				// this.$refs.upload.handleRemove(this.dataListNew[index])
				await this.dataListNew.splice(index, 1)
				await this.dataList.splice(index, 1)
				if (this.commonJS.isNotEmpty(row.id)) {
					this.ossService.deleteMsgById(row.id)
				}
				var newFileList = [];
				for (var i = 0; i < fileList.length; i++) {
					if (fileList[i].name !== row.name) {
						newFileList.push(fileList[i])
					}
				}
				this.fileList = newFileList;

			},
			async deleteFileById (row, index,fileList) {
				// this.$refs.upload.handleRemove(this.dataListNew[index])
				await this.dataListNew.splice(index, 1)
				await this.dataList.splice(index, 1)
				if (this.commonJS.isNotEmpty(row.id)) {
					this.ossService.deleteMsgById(row.id)
				}
				var newFileList = [];
				for (var i = 0; i < fileList.length; i++) {
					if (fileList[i].name !== row.name) {
						newFileList.push(fileList[i])
					}
				}
				this.fileList = newFileList;

				let parent = this.$parent
				while (!parent.inputForm) {
					parent = parent['$parent']
				}
			},
			async parentDeleteById (row) {
				console.log('this.dataListNew',this.dataListNew)
				var index = null;
				for (var j = 0; j < this.dataListNew.length; j++) {
					if (this.dataListNew[j].name === row.name) {
						index = j;
					}
				}
				await this.dataListNew.splice(index, 1)
				await this.dataList.splice(index, 1)
				if (this.commonJS.isNotEmpty(row.id)) {
					this.ossService.deleteMsgById(row.id)
				}
				var newFileList = [];
				for (var i = 0; i < this.fileList.length; i++) {
					if (this.fileList[i].name !== row.name) {
						newFileList.push(this.fileList[i])
					}
				}
				this.fileList = newFileList;

				let parent = this.$parent
				while (!parent.inputForm) {
					parent = parent['$parent']
				}

			},
			async deleteFileinfo (row) {
				var index = null;
				for (var j = 0; j < this.dataListNew.length; j++) {
					if (this.dataListNew[j].name === row.name) {
						index = j;
					}
				}
				await this.dataListNew.splice(index, 1)
				await this.dataList.splice(index, 1)
				var newFileList = [];
				for (var i = 0; i < this.fileList.length; i++) {
					if (this.fileList[i].name !== row.name) {
						newFileList.push(this.fileList[i])
					}
				}
				this.fileList = newFileList;
			},
			/**
			 * 关闭dialog时使用  清除el-upload中上传的文件
			 */
			clearUpload () {
				this.fileList = []//用于清除上传文件的缓存
				this.$refs.upload.clearFiles()
				this.dataList = []
				this.dataListNew = []
				this.createBy = ''
			},
			/**
			 * 获取当前文件列表中的文件数据
			 */
			getDataList () {
				return this.dataListNew
			},
			/**
			 * 判断进度条是否结束，附件是否加载完成
			 * @returns {boolean}
			 */
			checkProgress () {
				if (this.progressFlag === true) {
					this.$message.warning('请等待附件上传完成再进行操作')
					return true
				}
				if (this.fileLoading === false) {
					this.$message.warning('请等待附件加载完成再进行操作')
					if (this.dataListLength === this.dataListNew.length) {
						this.fileLoading = true
					}
					return true
				}
				return false
			},
			ifName (row) {
				if (this.commonJS.isEmpty(row.name)) {
					row.name = '---'
					return false
				}
				let suffix = row.name.substring(row.name.lastIndexOf('.') + 1)
				if (suffix === 'jpg' || suffix === 'png' || suffix === 'gif' || suffix === 'bmp' || suffix === 'jpeg') {
					return true
				} else {
					return false
				}
			},
			fileLoadingFalse () {
				this.fileLoading = false
			},
			// 开启/关闭页面的加载中状态
			changeLoading (loading) {
				if (this.commonJS.isNotEmpty(loading)) {
					this.loading = loading
				} else {
					this.loading = false
				}
			}
		}
	}
</script>
<style>
	.el-divider__text {
		font-size: 16px;
		font-weight: bold;
	}
</style>