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优化:🔥 深度优化后端 CRUD 公共组件,并抽取前端下载功能到 CRUD 公共组件
1. 后端抽取导出功能到 CRUD 公共组件 2. 查询列表及导出接口支持排序参数 3. 深度优化 BaseServiceImpl 中的 CRUD 公共实现 4. 前端抽取公共下载组件 5. 优化部分细节并修复部分错误
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66
continew-admin-ui/src/components/crud/index.ts
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66
continew-admin-ui/src/components/crud/index.ts
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@@ -0,0 +1,66 @@
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import axios from 'axios';
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import qs from 'query-string';
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import { Notification } from '@arco-design/web-vue';
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import dayjs from 'dayjs';
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/**
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* 下载
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*
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* @param url URL
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* @param params 查询条件
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* @param fileName 文件名
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*/
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export default function download(
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url: string,
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params: any,
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fileName: string | undefined
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) {
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return axios
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.get(url, {
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params,
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paramsSerializer: (obj) => {
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return qs.stringify(obj);
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},
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responseType: 'blob',
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})
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.then(async (res) => {
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// 获取文件名
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if (!fileName) {
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const contentDisposition = res.headers['content-disposition'];
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const pattern = new RegExp('filename=([^;]+\\.[^\\.;]+);*');
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const result = pattern.exec(contentDisposition) || '';
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// 对名字进行解码
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fileName = window.decodeURI(result[1]);
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} else {
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fileName = `${fileName}_${dayjs().format('YYYYMMDDHHmmss')}`;
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}
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// 创建下载的链接
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const blob = new Blob([res.data], {
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type: 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8',
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});
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const downloadElement = document.createElement('a');
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const href = window.URL.createObjectURL(blob);
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downloadElement.style.display = 'none';
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downloadElement.href = href;
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// 下载后文件名
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downloadElement.download = fileName;
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document.body.appendChild(downloadElement);
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// 点击下载
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downloadElement.click();
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// 下载完成,移除元素
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document.body.removeChild(downloadElement);
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// 释放掉 blob 对象
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window.URL.revokeObjectURL(href);
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})
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.catch((error) => {
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console.error(error);
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Notification.warning({
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title: '警告',
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content:
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"如果您正在访问演示环境,点击导出会报错。这是由于演示环境开启了 Mock.js,而 Mock.js 会将 responseType 设置为 '',这不仅会导致关键判断出错,也会导致导出的文件无法打开。",
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duration: 10000,
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closable: true,
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});
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});
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}
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@@ -13,6 +13,7 @@ import Chart from './chart/index.vue';
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import Breadcrumb from './breadcrumb/index.vue';
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import DateRangePicker from './date-range-picker/index.vue';
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import RightToolbar from './right-toolbar/index.vue';
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import download from './crud';
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// Manually introduce ECharts modules to reduce packing size
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@@ -31,6 +32,10 @@ use([
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export default {
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install(Vue: App) {
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// 全局方法挂载
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Vue.config.globalProperties.download = download;
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// 全局组件挂载
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Vue.component('Chart', Chart);
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Vue.component('Breadcrumb', Breadcrumb);
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Vue.component('DateRangePicker', DateRangePicker);
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