刘泉佳
91 lines
3.4 KiB
JavaScript
91 lines
3.4 KiB
JavaScript
/**
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* 金蝶侧发票附件查看/下载公共工具
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*
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* 票池发票附件为 {source:'piaozone', path, name}：path 是金蝶侧文件 id（非 http 直链），
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* 须由后端代理 A801-2 流式回源；OSS 直链附件（url/link/fileUrl）仍由前端直连下载/预览。
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* 三处入口共用：票池弹窗、正式结算认领发票行、付款申请发票附件行。
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*/
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import { ElMessage } from 'element-plus';
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import { downloadFile } from '@/utils/util';
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import { downloadInvoicePoolAttachment } from '@/api/payment/invoiceReceipt';
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/**
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* 金蝶侧附件判定：source=piaozone，或有 path 且非 http(s) 直链
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* @param {Object|Null} attachment 附件对象（attachmentsJson/attachmentJson 行内首项）
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* @returns {Boolean}
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*/
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export const isKingdeePathAttachment = attachment => {
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if (!attachment) return false;
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if (attachment.source === 'piaozone') return true;
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return Boolean(attachment.path) && !/^https?:\/\//i.test(attachment.path);
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};
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/**
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* 请求金蝶文件流：成功返回 Blob；业务失败为 HTTP 200 + R.fail JSON（响应通道未写流时后端即失败），
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* 按 Content-Type 识别并抛出带 msg 的错误；网络级失败拦截器已提示，标记 silent 避免重复提示
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* @param {String} invoiceNo 发票号码
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* @returns {Promise<Blob>}
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*/
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const requestKingdeeFile = async invoiceNo => {
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let res;
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try {
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res = await downloadInvoicePoolAttachment(invoiceNo);
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} catch (error) {
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throw Object.assign(new Error(error?.message || '附件下载失败'), { silent: true });
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}
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const blob = res?.data;
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if (!(blob instanceof Blob)) {
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throw new Error('响应不是文件流');
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}
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if (blob.type && blob.type.includes('application/json')) {
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let message = '附件下载失败';
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try {
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const parsed = JSON.parse(await blob.text());
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message = parsed.msg || parsed.message || message;
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} catch {
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// 错误体非 JSON 时按默认提示
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}
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throw new Error(message);
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}
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return blob;
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};
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/**
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* 下载金蝶侧发票附件（经 A801-2 后端代理），失败统一 ElMessage 提示
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* @param {String} invoiceNo 发票号码
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* @param {String} fileName 下载文件名（缺省按 发票号.pdf）
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*/
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export const downloadKingdeeInvoiceFile = async (invoiceNo, fileName) => {
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if (!invoiceNo) {
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ElMessage.warning('当前发票缺少发票号码，无法下载金蝶侧附件');
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return;
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}
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try {
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const blob = await requestKingdeeFile(invoiceNo);
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downloadFile(blob, fileName || `${invoiceNo}.pdf`);
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} catch (error) {
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if (!error?.silent) ElMessage.error(error?.message || '金蝶附件下载失败');
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}
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};
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/**
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* 新窗口预览金蝶侧发票附件：拉取 Blob 转 objectURL（PDF 可预览；OFD 等浏览器不可预览的格式由浏览器触发下载）
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* @param {String} invoiceNo 发票号码
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* @param {String} fileName 预览文件名（缺省按 发票号.pdf）
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*/
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export const viewKingdeeInvoiceFile = async (invoiceNo, fileName) => {
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if (!invoiceNo) {
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ElMessage.warning('当前发票缺少发票号码，无法预览金蝶侧附件');
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return;
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}
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try {
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const blob = await requestKingdeeFile(invoiceNo);
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const url = URL.createObjectURL(blob);
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window.open(url, '_blank');
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// 延迟释放 objectURL：立即回收可能导致新窗口尚未加载完成即失效
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setTimeout(() => URL.revokeObjectURL(url), 60000);
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} catch (error) {
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if (!error?.silent) ElMessage.error(error?.message || '金蝶附件预览失败');
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}
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};
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