<template>
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<el-dialog :title="title" :visible.sync="visible" :width="width" append-to-body @close="handleClose">
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<el-upload ref="uploadRef" :limit="1" accept=".xlsx, .xls" :headers="headers" :action="uploadUrl" :disabled="isUploading" :on-progress="handleProgress" :on-success="handleSuccess" :auto-upload="false" drag>
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<i class="el-icon-upload"></i>
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<div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
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<div class="el-upload__tip text-center" slot="tip">
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<div class="el-upload__tip" slot="tip">
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<el-checkbox v-model="updateSupport"> {{ updateSupportLabel }} </el-checkbox>
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</div>
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<span>仅允许导入xls、xlsx格式文件。</span>
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<el-link v-if="templateUrl" type="primary" :underline="false" style="font-size: 12px; vertical-align: baseline" @click="handleDownloadTemplate">下载模板</el-link>
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</div>
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</el-upload>
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<div slot="footer" class="dialog-footer">
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<el-button type="primary" @click="handleSubmit">确 定</el-button>
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<el-button @click="visible = false">取 消</el-button>
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</div>
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</el-dialog>
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</template>
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<script>
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import { getToken } from '@/utils/auth'
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export default {
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props: {
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// 对话框标题
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title: {
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type: String,
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default: '数据导入'
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},
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// 对话框宽度
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width: {
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type: String,
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default: '400px'
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},
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// 上传接口地址（必传）
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action: {
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type: String,
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required: true
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},
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// 模板下载接口地址，不传则不显示下载模板链接
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templateAction: {
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type: String,
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default: ''
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},
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// 模板文件名
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templateFileName: {
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type: String,
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default: 'template'
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},
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// 覆盖更新勾选框的说明文字
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updateSupportLabel: {
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type: String,
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default: '是否更新已经存在的数据'
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}
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},
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data() {
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return {
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visible: false,
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isUploading: false,
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updateSupport: false,
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headers: { Authorization: 'Bearer ' + getToken() }
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}
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},
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computed: {
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uploadUrl() {
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return process.env.VUE_APP_BASE_API + this.action + '?updateSupport=' + (this.updateSupport ? 1 : 0)
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},
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templateUrl() {
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return !!this.templateAction
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}
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},
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methods: {
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// 打开对话框（供父组件通过 ref 调用）
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open() {
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this.updateSupport = false
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this.isUploading = false
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this.visible = true
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this.$nextTick(() => {
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if (this.$refs.uploadRef) {
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this.$refs.uploadRef.clearFiles()
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}
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})
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},
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// 关闭时清理
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handleClose() {
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this.isUploading = false
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if (this.$refs.uploadRef) {
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this.$refs.uploadRef.clearFiles()
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}
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},
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// 下载模板
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handleDownloadTemplate() {
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this.download(this.templateAction, {}, `${this.templateFileName}_${new Date().getTime()}.xlsx`)
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},
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// 上传进度
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handleProgress() {
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this.isUploading = true
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},
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// 上传成功
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handleSuccess(response) {
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this.visible = false
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this.isUploading = false
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if (this.$refs.uploadRef) {
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this.$refs.uploadRef.clearFiles()
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}
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this.$alert("<div style='overflow:auto;overflow-x:hidden;max-height:70vh;padding:10px 20px 0;'>" + response.msg + '</div>', '导入结果', { dangerouslyUseHTMLString: true })
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this.$emit('success')
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},
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// 提交上传
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handleSubmit() {
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const files = this.$refs.uploadRef.uploadFiles
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if (!files || files.length === 0) {
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this.$modal.msgError('请选择要上传的文件。')
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return
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}
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const name = files[0].name.toLowerCase()
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if (!name.endsWith('.xls') && !name.endsWith('.xlsx')) {
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this.$modal.msgError('请选择后缀为 "xls" 或 "xlsx" 的文件。')
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return
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}
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this.$refs.uploadRef.submit()
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}
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}
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}
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</script>
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