123 lines
3.7 KiB
JavaScript
123 lines
3.7 KiB
JavaScript
const express = require('express');
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const multer = require('multer');
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const path = require('path');
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const COS = require('cos-nodejs-sdk-v5');
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const router = express.Router();
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const cos = new COS({
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SecretId: 'AKID8PXTCi2A4vdB6oMitsfM3b1FNQL5kEVZ',
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SecretKey: 'vY0OgmhRyKUSClBRXSIySmqkTUZZYdwo'
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});
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const cosConfig = {
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Bucket: 'qingyuan-erp-files-1310040146',
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Region: 'ap-hongkong'
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};
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const imageFormats = ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'];
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const upload = multer({
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storage: multer.memoryStorage(),
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limits: { fileSize: 10 * 1024 * 1024 }
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});
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router.post('/upload/single', upload.single('file'), (req, res) => {
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try {
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if (!req.file) {
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return res.status(400).json({ success: false, error: '没有上传文件' });
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}
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const ext = req.file.originalname.split('.').pop().toLowerCase();
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const timestamp = Date.now();
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const randomStr = Math.random().toString(36).substring(2, 8);
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const filename = 'uploads/' + timestamp + '_' + randomStr + '.' + ext;
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console.log('开始上传文件到 COS:', filename);
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cos.putObject({
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Bucket: cosConfig.Bucket,
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Region: cosConfig.Region,
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Key: filename,
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Body: req.file.buffer,
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ContentType: req.file.mimetype,
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ACL: 'public-read'
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}, (err, data) => {
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if (err) {
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console.error('COS 上传失败:', err);
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return res.status(500).json({ success: false, error: '上传失败: ' + err.message });
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}
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console.log('COS 上传成功:', data);
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const permanentUrl = 'https://' + cosConfig.Bucket + '.cos.' + cosConfig.Region + '.myqcloud.com/' + filename;
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console.log('返回永久 URL:', permanentUrl);
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res.json({
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success: true,
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data: {
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url: permanentUrl,
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key: filename,
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name: req.file.originalname,
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size: req.file.size,
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type: req.file.mimetype,
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isImage: imageFormats.includes(ext)
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},
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message: '文件上传成功'
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});
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});
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} catch (error) {
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console.error('上传异常:', error);
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res.status(500).json({ success: false, error: '上传失败' });
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}
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});
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router.post('/upload/multiple', upload.array('files', 10), (req, res) => {
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try {
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if (!req.files || req.files.length === 0) {
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return res.status(400).json({ success: false, error: '没有上传文件' });
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}
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const uploadPromises = req.files.map(file => {
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return new Promise((resolve, reject) => {
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const ext = file.originalname.split('.').pop().toLowerCase();
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const filename = 'uploads/' + Date.now() + '_' + Math.random().toString(36).substring(2, 8) + '.' + ext;
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cos.putObject({
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Bucket: cosConfig.Bucket,
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Region: cosConfig.Region,
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Key: filename,
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Body: file.buffer,
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ContentType: file.mimetype,
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ACL: 'public-read'
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}, (err, data) => {
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if (err) reject(err);
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else {
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const permanentUrl = 'https://' + cosConfig.Bucket + '.cos.' + cosConfig.Region + '.myqcloud.com/' + filename;
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resolve({
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url: permanentUrl,
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key: filename,
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name: file.originalname,
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size: file.size,
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isImage: imageFormats.includes(ext)
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});
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}
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});
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});
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});
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Promise.all(uploadPromises)
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.then(results => res.json({ success: true, data: results }))
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.catch(error => {
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console.error('批量上传失败:', error);
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res.status(500).json({ success: false, error: '上传失败' });
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});
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} catch (error) {
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console.error('批量上传异常:', error);
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res.status(500).json({ success: false, error: '上传失败' });
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}
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});
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module.exports = router;
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