文件上传备份
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XaoLi717
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src/components/UploadFile/src/UploadFile-BK.vue
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383
src/components/UploadFile/src/UploadFile-BK.vue
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<template>
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<div class="upload-file">
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<el-upload
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ref="uploadRef"
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v-model:file-list="fileList"
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:action="uploadUrl"
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:auto-upload="autoUpload"
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:before-upload="beforeUpload"
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:disabled="disabled"
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:drag="drag"
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:http-request="httpRequest"
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:limit="props.limit"
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:multiple="props.limit > 1"
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:on-error="excelUploadError"
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:on-exceed="handleExceed"
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:on-preview="handlePreview"
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:on-remove="handleRemove"
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:on-success="handleFileSuccess"
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:show-file-list="true"
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class="upload-file-uploader"
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name="file"
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>
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<el-button v-if="!disabled" type="primary">
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<Icon icon="ep:upload-filled" />
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选取文件
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</el-button>
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<template v-if="isShowTip && !disabled" #tip>
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<div style="font-size: 8px">
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大小不超过 <b style="color: #f56c6c">{{ fileSize }}MB</b>
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</div>
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<div style="font-size: 8px">
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格式为 <b style="color: #f56c6c">{{ fileType.join('/') }}</b> 的文件
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</div>
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</template>
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<template #file="row">
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<div class="flex items-center">
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<span>{{ row.file.name }}</span>
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<div class="ml-10px" >
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<el-link
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:underline="false"
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@click="handleView(row.file)"
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target="_blank"
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type="primary"
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>预览
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</el-link>
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<!-- <i-frame :src="'https://view.officeapps.live.com/op/view.aspx?src='+encodeURIComponent(row.file.url)"/>-->
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</div>
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<div class="ml-10px" >
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<el-link
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:underline="false"
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@click="edit(row)"
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target="_blank"
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type="primary"
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>编辑
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</el-link>
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</div>
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<div class="ml-10px">
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<el-link
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:underline="false"
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target="_blank"
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@click="downloadFile(row.file)"
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type="primary"
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>原文件下载
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</el-link>
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</div>
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<div class="ml-10px" >
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<el-link
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:underline="false"
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@click="download(row)"
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target="_blank"
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type="primary"
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>编辑后下载
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</el-link>
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</div>
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<div class="ml-10px">
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<el-button link type="danger" @click="handleRemove(row.file)"> 删除</el-button>
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</div>
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</div>
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</template>
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</el-upload>
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</div>
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</template>
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<script lang="ts" setup>
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import { propTypes } from '@/utils/propTypes'
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import type { UploadInstance, UploadProps, UploadRawFile, UploadUserFile } from 'element-plus'
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import { isString } from '@/utils/is'
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import { useUpload } from '@/components/UploadFile/src/useUpload'
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import { UploadFile } from 'element-plus/es/components/upload/src/upload'
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import {getAccessToken} from "@/utils/auth";
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import axios from "axios";
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import {onlyofApi} from "@/api/only/only";
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defineOptions({ name: 'UploadFile' })
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const message = useMessage() // 消息弹窗
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const emit = defineEmits(['update:modelValue'])
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const props = defineProps({
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modelValue: propTypes.oneOfType<string | string[]>([String, Array<String>]).isRequired,
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fileType: propTypes.array.def(['doc', 'xls', 'ppt', 'txt', 'pdf']), // 文件类型, 例如['png', 'jpg', 'jpeg']
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fileSize: propTypes.number.def(5), // 大小限制(MB)
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limit: propTypes.number.def(5), // 数量限制
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autoUpload: propTypes.bool.def(true), // 自动上传
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drag: propTypes.bool.def(true), // 拖拽上传
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isShowTip: propTypes.bool.def(true), // 是否显示提示
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disabled: propTypes.bool.def(false) // 是否禁用上传组件 ==> 非必传（默认为 false）
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})
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// ========== 上传相关 ==========
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const uploadRef = ref<UploadInstance>()
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const uploadList = ref<UploadUserFile[]>([])
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const fileList = ref<UploadUserFile[]>([])
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const MysqlUrl = ref<UploadUserFile[]>([])
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const uploadNumber = ref<number>(0)
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const { uploadUrl, httpRequest } = useUpload()
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const queryParamsOnly = reactive({
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pageNo: 1,
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pageSize: 10,
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fileName: undefined,
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fileSize: undefined,
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fileType: undefined,
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filePath: undefined,
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uploadDate: [],
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status: undefined,
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createTime: [],
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})
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/** 查询列表 */
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const GotoFile = ref(false)
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const getList = async () => {
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const data = await onlyofApi.getonlyofPage(queryParamsOnly)
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GotoFile.value=false
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if (data.total<=0){
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message.error('未找到文件重新上传')
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GotoFile.value=false
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}else {
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message.success('正在打开')
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GotoFile.value=true
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}
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}
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// 编辑文件
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const edit = async (row) => {
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console.log(row)
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let name = row.file.name.trim()
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queryParamsOnly.pageNo = 1
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queryParamsOnly.fileName=name
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await getList()
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if (!GotoFile.value){
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return;
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}
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console.log(name)
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const token = getAccessToken();
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window.open(`http://192.168.1.3:48080/admin-api/only/onlyof/edit?name=${name}&userName=admin&userId=1&token=${token}`);
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};
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// 下载文件
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const download = async (row) => {
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let name = row.file.name.trim()
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try {
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const token = getAccessToken();
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const response = await axios.get(`http://192.168.1.3:48080/admin-api/only/onlyof/editStatus?name=${name}&token=${token}`);
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if (response.data.error === 0) {
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alert('文档正在编辑，5秒后开始下载最新版！');
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setTimeout(() => {
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window.location.href = `http://192.168.1.3:48080/admin-api/only/onlyof/download?name=v1${name}&token=${token}`;
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}, 5000);
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} else {
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window.location.href = `http://192.168.1.3:48080/admin-api/only/onlyof/download?name=${name}&token=${token}`;
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}
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} catch (error) {
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console.error('Download failed:', error);
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}
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};
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// 文件上传之前判断
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const beforeUpload: UploadProps['beforeUpload'] = (file: UploadRawFile) => {
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if (fileList.value.length >= props.limit) {
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message.error(`上传文件数量不能超过${props.limit}个!`)
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return false
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}
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let fileExtension = ''
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if (file.name.lastIndexOf('.') > -1) {
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fileExtension = file.name.slice(file.name.lastIndexOf('.') + 1)
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}
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const isImg = props.fileType.some((type: string) => {
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if (file.type.indexOf(type) > -1) return true
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return !!(fileExtension && fileExtension.indexOf(type) > -1)
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})
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const isLimit = file.size < props.fileSize * 1024 * 1024
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if (!isImg) {
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message.error(`文件格式不正确, 请上传${props.fileType.join('/')}格式!`)
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return false
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}
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if (!isLimit) {
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message.error(`上传文件大小不能超过${props.fileSize}MB!`)
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return false
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}
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message.success('正在上传文件，请稍候...')
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uploadNumber.value++
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}
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// 处理上传的文件发生变化
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// const handleFileChange = (uploadFile: UploadFile): void => {
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// uploadRef.value.data.path = uploadFile.name
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// }
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// 文件上传成功
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const handleFileSuccess: UploadProps['onSuccess'] = (res: any): void => {
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message.success('上传成功')
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// 删除自身
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const index = fileList.value.findIndex((item) => item.response?.data === res.data)
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fileList.value.splice(index, 1)
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console.log("res",res)
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/**
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* 拼接更加明显的特殊字符串来便于切割
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* */
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uploadList.value.push({ name: (res.data[0]+"&&$#$"+res.data[1])+" ", url: (res.data[0]+"&&$#$"+res.data[1])+" "})
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if (uploadList.value.length == uploadNumber.value) {
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fileList.value.push(...uploadList.value)
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MysqlUrl.value.push(...uploadList.value)
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// console.log("fileList.value",fileList.value)
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// console.log("MysqlUrl.value",MysqlUrl.value)
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uploadList.value = []
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uploadNumber.value = 0
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emitUpdateModelValue()
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}
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}
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// 文件数超出提示
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const handleExceed: UploadProps['onExceed'] = (): void => {
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message.error(`上传文件数量不能超过${props.limit}个!`)
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}
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// 上传错误提示
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const excelUploadError: UploadProps['onError'] = (): void => {
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message.error('导入数据失败，请您重新上传！')
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}
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// 删除上传文件
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const handleRemove = (file: UploadFile) => {
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const index = fileList.value.map((f) => f.name).indexOf(file.name)
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if (index > -1) {
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//删除文件链接已选择删除的链接索引
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fileList.value.splice(index, 1)
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MysqlUrl.value.splice(index,1)
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// console.log("fileList",fileList.value)
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// console.log("MysqlUrl",MysqlUrl.value)
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emitUpdateModelValue2()
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}
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}
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//文件预览
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const handleView = (file)=> {
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const url = file.url
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if (!url) {
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console.error("文件不可预览");
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}
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const file2 = url.substring(url.length-5,url.length).trim().toLowerCase()
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console.log(file2)
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if (file2==="docx"||file2==="xlsx"||file2==="pptx"){
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window.open("https://view.officeapps.live.com/op/view.aspx?src="+encodeURIComponent(url),'_blank')
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}else if(file2===".txt"||file2===".pdf"){
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window.open(url, '_blank');
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}
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}
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//文件下载时文件名为原来名字
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const downloadFile = async (file)=> {
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console.log("file",file)
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//使用 fetch API 请求文件并返回 Blob 数据
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const response = await fetch(file.url);
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//获取 response blob 属性
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const blob = await response.blob();
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//创建一个 <a> 元素
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const link = document.createElement('a')
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//创建一个临时的对象 URL，指向该 Blob。
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link.href = URL.createObjectURL(blob);
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//指定下载时的文件名，此时浏览器将强制使用这个名称。
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link.download = file.name
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//添加下载link
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document.body.appendChild(link);
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//手动触发点击事件，开始下载文件。
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link.click();
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//移除下载link
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document.body.removeChild(link);
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//下载完成后，释放创建的对象 URL，避免内存泄漏
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URL.revokeObjectURL(link.href);
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}
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const handlePreview: UploadProps['onPreview'] = (uploadFile) => {
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console.log(uploadFile)
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}
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// 监听模型绑定值变动
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watch(
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() => props.modelValue,
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(val: string | string[]) => {
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// console.log("val",val)
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if (!val) {
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fileList.value = [] // fix：处理掉缓存，表单重置后上传组件的内容并没有重置
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return
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}
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fileList.value = [] // 保障数据为空
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// 情况1：字符串
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if (isString(val)) {
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fileList.value.push(
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...val.split(',').map((url) => ({ name: url.substring(url.lastIndexOf('/') + 1), url }))
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)
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return
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}
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// 情况2：数组 利用拼接的特殊字符串来切割
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fileList.value.push(
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...(val as string[]).map((url) => ({ name: url.substring(0,url.indexOf("&&$#")),url:url.substring(url.indexOf("&&$#")+5,url.length) }))
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)
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//val数据为空时 文件列表为空
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if (val[0]==""){
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fileList.value = []
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}
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//val数据为空 val不为空 MysqlUrl长度为空时给MysqlUrl push val内的所有文件链接
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if (val[0]!==""&&val.length>0&&MysqlUrl.value.length==0){
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MysqlUrl.value.push(
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...(val as string[]).map((url) => ({ name: url,url: url}))
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);
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}
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// console.log("11111fileList", fileList.value)
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// console.log("11111MysqlUrl", MysqlUrl.value)
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},
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{ immediate: true, deep: true }
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)
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// 发送文件链接列表更新用于上传文件后
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const emitUpdateModelValue = () => {
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// 情况1：数组结果
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let result: string | string[] = MysqlUrl.value.map((file) => file.url!)
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// 情况2：逗号分隔的字符串
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if (props.limit === 1 || isString(props.modelValue)) {
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result = result.join(',')
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}
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// console.log("result",result)
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emit('update:modelValue', result)
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}
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// 发送文件链接列表更新用于删除文件后
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const emitUpdateModelValue2 = () => {
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// 情况1：数组结果
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let result: string | string[] = MysqlUrl.value.map((file) => file.url!)
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// 情况2：逗号分隔的字符串
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if (props.limit === 1 || isString(props.modelValue)) {
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result = result.join(',')
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}
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// console.log("result",result)
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emit('update:modelValue', result)
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// 多了一步就是清空就文件链接以便于再次删除后不会出现重复
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MysqlUrl.value = []
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}
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</script>
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<style lang="scss" scoped>
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.upload-file-uploader {
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margin-bottom: 5px;
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}
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:deep(.upload-file-list .el-upload-list__item) {
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position: relative;
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margin-bottom: 10px;
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line-height: 2;
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border: 1px solid #e4e7ed;
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}
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:deep(.el-upload-list__item-file-name) {
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max-width: 250px;
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}
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:deep(.upload-file-list .ele-upload-list__item-content) {
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display: flex;
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justify-content: space-between;
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align-items: center;
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color: inherit;
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}
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:deep(.ele-upload-list__item-content-action .el-link) {
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margin-right: 10px;
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}
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</style>
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