421 lines
12 KiB
JavaScript
421 lines
12 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 { auth } = require('../middleware/auth');
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const { authenticateToken } = require('./auth');
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const minioService = require('../services/minioService');
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const { initializeBuckets } = require('../config/minio');
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const router = express.Router();
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// 初始化MinIO存储桶
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// initializeBuckets().catch(console.error);
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/**
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* @swagger
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* tags:
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* name: Upload
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* description: 文件上传API
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*/
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// 配置multer内存存储（用于MinIO上传）
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const storage = multer.memoryStorage();
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// 文件过滤器 - 支持图片和视频
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const fileFilter = (req, file, cb) => {
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// 允许图片和视频文件
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if (file.mimetype.startsWith('image/') || file.mimetype.startsWith('video/')) {
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cb(null, true);
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} else {
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cb(new Error('只能上传图片或视频文件'), false);
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}
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};
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// 单文件上传配置
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const upload = multer({
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storage: storage,
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fileFilter: fileFilter,
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limits: {
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fileSize: 5 * 1024 * 1024, // 5MB
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files: 1 // 一次只能上传一个文件
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}
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});
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// 多文件上传配置
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const multiUpload = multer({
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storage: storage,
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fileFilter: fileFilter,
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limits: {
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fileSize: 10 * 1024 * 1024, // 10MB (视频文件更大)
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files: 10 // 最多10个文件
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}
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});
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/**
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* @swagger
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* /upload/image:
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* post:
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* summary: 上传图片
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* tags: [Upload]
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* security:
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* - bearerAuth: []
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* requestBody:
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* required: true
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* content:
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* multipart/form-data:
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* schema:
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* type: object
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* properties:
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* file:
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* type: string
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* format: binary
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* description: 要上传的图片文件
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* type:
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* type: string
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* enum: [avatar, product, document]
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* default: document
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* description: 上传文件类型
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* responses:
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* 200:
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* description: 图片上传成功
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* content:
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* application/json:
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* schema:
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* type: object
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* properties:
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* success:
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* type: boolean
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* example: true
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* url:
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* type: string
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* description: 上传后的文件URL
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* filename:
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* type: string
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* description: 上传后的文件名
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* 400:
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* description: 请求参数错误
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* 401:
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* description: 未授权
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* 500:
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* description: 服务器错误
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*/
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router.post('/image', authenticateToken, (req, res) => {
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upload.single('file')(req, res, async (err) => {
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if (err instanceof multer.MulterError) {
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if (err.code === 'LIMIT_FILE_SIZE') {
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return res.status(400).json({
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success: false,
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message: '文件大小不能超过 5MB'
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});
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}
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if (err.code === 'LIMIT_FILE_COUNT') {
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return res.status(400).json({
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success: false,
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message: '一次只能上传一个文件'
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});
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}
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return res.status(400).json({
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success: false,
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message: '文件上传失败：' + err.message
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});
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} else if (err) {
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return res.status(400).json({
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success: false,
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message: err.message
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});
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}
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if (!req.file) {
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return res.status(400).json({
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success: false,
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message: '请选择要上传的文件'
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});
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}
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try {
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// 使用MinIO服务上传文件
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const type = req.body.type || 'document';
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const result = await minioService.uploadFile(
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req.file.buffer,
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req.file.originalname,
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req.file.mimetype,
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type
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);
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res.json({
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success: true,
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message: '文件上传成功',
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data: result.data
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});
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} catch (error) {
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console.error('文件上传到MinIO失败:', error);
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res.status(500).json({
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success: false,
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message: error.message || '文件上传失败'
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});
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}
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});
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});
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/**
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* @swagger
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* /upload:
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* post:
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* summary: 多文件上传接口 (支持MediaUpload组件)
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* tags: [Upload]
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* security:
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* - bearerAuth: []
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* requestBody:
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* required: true
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* content:
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* multipart/form-data:
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* schema:
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* type: object
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* properties:
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* files:
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* type: array
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* items:
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* type: string
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* format: binary
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* description: 要上传的文件列表
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* type:
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* type: string
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* enum: [avatar, product, document]
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* default: document
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* description: 上传文件类型
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* responses:
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* 200:
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* description: 文件上传成功
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* content:
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* application/json:
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* schema:
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* type: object
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* properties:
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* success:
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* type: boolean
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* example: true
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* message:
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* type: string
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* example: 文件上传成功
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* data:
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* type: array
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* items:
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* type: object
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* properties:
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* filename:
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* type: string
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* originalname:
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* type: string
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* mimetype:
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* type: string
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* size:
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* type: integer
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* path:
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* type: string
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* url:
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* type: string
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* 400:
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* description: 请求参数错误
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* 401:
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* description: 未授权
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* 500:
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* description: 服务器错误
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* @access Private
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*/
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router.post('/', authenticateToken, (req, res) => {
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multiUpload.array('file', 10)(req, res, async (err) => {
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if (err instanceof multer.MulterError) {
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if (err.code === 'LIMIT_FILE_SIZE') {
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return res.status(400).json({
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success: false,
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message: '文件大小不能超过 10MB'
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});
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}
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if (err.code === 'LIMIT_FILE_COUNT') {
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return res.status(400).json({
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success: false,
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message: '一次最多只能上传10个文件'
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});
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}
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return res.status(400).json({
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success: false,
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message: '文件上传失败：' + err.message
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});
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} else if (err) {
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return res.status(400).json({
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success: false,
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message: err.message
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});
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}
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if (!req.files || req.files.length === 0) {
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return res.status(400).json({
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success: false,
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message: '请选择要上传的文件'
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});
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}
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try {
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// 使用MinIO服务上传多个文件
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const type = req.body.type || 'document';
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const files = req.files.map(file => ({
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buffer: file.buffer,
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originalName: file.originalname,
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mimeType: file.mimetype
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}));
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const result = await minioService.uploadMultipleFiles(files, type);
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// 如果只上传了一个文件，返回单文件格式以保持兼容性
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if (result.data.files.length === 1) {
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result.data.files.forEach(element => {
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element.path = '/' + element.path
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});
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res.json({
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success: true,
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message: '文件上传成功',
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data: {
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...result.data.files[0],
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urls: result.data.urls // 同时提供urls数组格式
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}
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});
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} else {
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// 多文件返回数组格式
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res.json({
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success: true,
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message: `成功上传${result.data.files.length}个文件`,
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data: result.data
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});
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}
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} catch (error) {
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console.error('文件上传到MinIO失败:', error);
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res.status(500).json({
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success: false,
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message: error.message || '文件上传失败'
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});
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}
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});
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});
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/**
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* @swagger
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* /upload/single:
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* post:
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* summary: 单文件上传接口（兼容性接口）
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* tags: [Upload]
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* security:
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* - bearerAuth: []
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* requestBody:
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* required: true
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* content:
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* multipart/form-data:
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* schema:
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* type: object
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* properties:
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* file:
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* type: string
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* format: binary
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* description: 要上传的文件
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* type:
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* type: string
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* enum: [avatar, product, document]
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* default: document
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* description: 上传文件类型
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* responses:
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* 200:
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* description: 文件上传成功
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* content:
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* application/json:
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* schema:
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* type: object
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* properties:
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* success:
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* type: boolean
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* example: true
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* message:
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* type: string
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* example: 文件上传成功
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* url:
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* type: string
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* description: 上传后的文件URL
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* filename:
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* type: string
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* description: 上传后的文件名
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* originalname:
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* type: string
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* description: 原始文件名
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* size:
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* type: integer
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* description: 文件大小
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* 400:
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* description: 请求参数错误
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* 401:
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* description: 未授权
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* 500:
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* description: 服务器错误
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*/
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router.post('/single', auth, (req, res) => {
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upload.single('file')(req, res, async (err) => {
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if (err instanceof multer.MulterError) {
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return res.status(400).json({
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success: false,
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message: '文件上传失败：' + err.message
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});
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} else if (err) {
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return res.status(400).json({
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success: false,
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message: err.message
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});
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}
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if (!req.file) {
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return res.status(400).json({ success: false, message: '没有上传文件' });
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}
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try {
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// 使用MinIO服务上传文件
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const type = req.body.type || 'document';
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const result = await minioService.uploadFile(
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req.file.buffer,
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req.file.originalname,
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req.file.mimetype,
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type
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);
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res.json({
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success: true,
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message: '文件上传成功',
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url: result.data.url,
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filename: result.data.filename,
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originalname: result.data.originalname,
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size: result.data.size
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});
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} catch (error) {
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console.error('文件上传到MinIO失败:', error);
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res.status(500).json({
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success: false,
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message: error.message || '文件上传失败'
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});
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}
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});
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});
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// 错误处理中间件
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router.use((error, req, res, next) => {
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if (error instanceof multer.MulterError) {
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if (error.code === 'LIMIT_FILE_SIZE') {
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return res.status(400).json({ success: false, message: '文件大小不能超过10MB' });
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}
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if (error.code === 'LIMIT_FILE_COUNT') {
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return res.status(400).json({ success: false, message: '一次最多只能上传10个文件' });
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}
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}
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if (error.message === '只能上传图片或视频文件') {
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return res.status(400).json({ success: false, message: error.message });
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}
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res.status(500).json({ success: false, message: '上传失败' });
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});
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module.exports = router; |