Lan
54 lines
1.9 KiB
Plaintext
54 lines
1.9 KiB
Plaintext
import { request } from '@/utils/request'; // 假设这是你的请求函数
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import { ElMessage } from 'element-plus'; // Element Plus 的消息组件
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import { t } from '@/locales'; // 国际化函数
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import { saveFileByWebApi, saveFileByElementA } from '@/utils/file'; // 文件保存工具函数
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const downloadFile = (id: number) => {
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request({
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url: '/admin/file/download',
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method: 'get',
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params: {
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id,
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},
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responseType: 'blob'
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}).then((response: any) => {
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const contentDisposition = response.headers?.['content-disposition'] || '';
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let filename = 'file';
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try {
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// 先尝试获取 filename* 参数
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const filenameStarMatch = contentDisposition.match(/filename\*=UTF-8''([^;]*)/);
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if (filenameStarMatch) {
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filename = decodeURIComponent(filenameStarMatch[1]);
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} else {
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// 如果没有 filename*，则尝试获取普通 filename
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const filenameMatch = contentDisposition.match(/filename="([^"]*)"/) || contentDisposition.match(/filename=([^;]*)/);
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if (filenameMatch) {
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filename = filenameMatch[1];
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}
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}
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} catch (error) {
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console.warn('解析文件名失败:', error);
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// 如果解析失败，使用默认文件名
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filename = `download_${id}`;
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}
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// @ts-ignore
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if (window.showSaveFilePicker) {
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saveFileByWebApi(response.data, filename).catch(() => {
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saveFileByElementA(response.data, filename).catch(() => {
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ElMessage.error(t('admin.fileView.download_fail'));
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});
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});
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} else {
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saveFileByElementA(response.data, filename).catch(() => {
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ElMessage.error(t('admin.fileView.download_fail'));
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});
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}
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}).catch(error => {
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console.error('下载文件失败:', error);
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ElMessage.error(t('admin.fileView.download_fail'));
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});
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};
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export default downloadFile; |