170 lines
4.8 KiB
Vue
170 lines
4.8 KiB
Vue
<template>
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<div>
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<div class="file-preview-container" v-if="fileList && fileList.length > 0">
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<div class="file-item" title="点击查看" v-for="item in fileList" :key="item.id">
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<el-image
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v-if="item.suffix === 'jpg' || item.suffix === 'png' || item.suffix === 'jpeg' || item.suffix === 'gif'"
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:src="item.thumbnail"
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:fit="'cover'"
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:style="{ width: '100%', height: '100%' }"
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@click.stop="$commonUtil.previewFile(item)"
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></el-image>
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<el-image
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v-else
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:src="$commonUtil.getFileItemShowIcon(item.suffix)"
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:fit="'cover'"
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@click.stop="$commonUtil.previewFile(item)"
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:style="{ width: '100%', height: '100%' }"
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></el-image>
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<div class="file-download" title="点击下载" @click="$downLoad(item.downloadPath)">
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<i class="el-icon-download"></i>
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{{ item.name }}
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</div>
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</div>
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</div>
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<el-empty v-else description="暂无" :image-size="60"></el-empty>
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</div>
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</template>
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<script>
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module.exports = {
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name: "sysFilePreview",
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props: {
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files: {
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type: [String, Array],
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default: undefined,
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required: false
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},
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complete_result: {
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type: Boolean,
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default: false,
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required: false
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}
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},
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watch: {
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files: {
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handler(val) {
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if (val) {
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this.buildEchoFileObject(val)
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} else {
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this.fileList = []
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}
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},
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immediate: true
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}
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},
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data() {
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return {
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fileList: []
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}
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},
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methods: {
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buildEchoFileObject(val) {
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let ids = []
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if (this.complete_result) {
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if (Array.isArray(val)) {
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ids = val.map((item) => this.resolveFileId(item)).filter((id) => id)
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} else {
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try {
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ids = JSON.parse(val).map((item) => this.resolveFileId(item)).filter((id) => id)
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} catch (err) {
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this.fileList = []
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}
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}
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} else {
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//那就是链接 没有直接存id的吧。。
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if (Array.isArray(val)) {
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ids = val.map((item) => {
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return item.substring(item.lastIndexOf("=") + 1)
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})
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} else {
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ids = val.split(",").map((item) => {
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return item.substring(item.lastIndexOf("=") + 1)
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})
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}
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}
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this.requestFullFile(ids)
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},
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// 新版上传组件保存 response.data，迁移的历史附件保留原文件主键 id。
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resolveFileId(item) {
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if (!item) {
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return ""
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}
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const fileValue = item.response && item.response.data ? item.response.data : item.id
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if (typeof fileValue !== "string" || !fileValue) {
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return ""
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}
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return fileValue.includes("=") ? fileValue.substring(fileValue.lastIndexOf("=") + 1) : fileValue
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},
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requestFullFile(ids) {
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this.$axios.post("/platform/sys/file/previewFileData", { ids: JSON.stringify(ids) }).then((res) => {
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if (res.code === 0) {
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this.fileList = res.data
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}
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})
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}
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}
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}
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</script>
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<style scoped>
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.file-preview-container {
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position: relative;
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display: flex;
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width: 100%;
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flex-direction: row;
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flex-wrap: wrap;
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column-gap: 10px;
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}
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.file-preview-container .file-item {
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width: 118px;
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height: 118px;
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position: relative;
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transition: all 500ms;
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border-radius: 5px;
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cursor: pointer;
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text-align: center;
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column-gap: 15px;
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overflow: hidden;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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}
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.file-preview-container .file-item:hover {
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background: rgb(230, 230, 230);
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}
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.file-preview-container .file-item .el-image {
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width: 90px !important;
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height: 100%;
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transform: translateY(10px);
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}
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.file-preview-container .file-item .file-download {
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position: absolute;
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bottom: 0;
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left: 0;
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width: 100%;
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height: 24px;
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line-height: 24px;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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color: white;
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background-color: rgb(160, 160, 160);
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border-radius: 2px;
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opacity: 0.95;
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}
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.el-empty {
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padding: 0;
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}
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</style>
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