/**
* 独立的ASR服务器
* 这个文件是一个简化版的server.js，用于在打包后的应用中运行
*/
// 基本依赖
const http = require('http')
const express = require('express')
const path = require('path')
const fs = require('fs')
// 输出环境信息
console.log('ASR Server starting...')
console.log('Node.js version:', process.version)
console.log('Current directory:', __dirname)
console.log('Current working directory:', process.cwd())
console.log('Command line arguments:', process.argv)
// 创建Express应用
const app = express()
const port = 34515
// 提供静态文件
app.use(express.static(__dirname))
// 提供网页给浏览器
app.get('/', (req, res) => {
try {
// 尝试多个可能的路径
const possiblePaths = [
// 当前目录
path.join(__dirname, 'index.html'),
// 上级目录
path.join(__dirname, '..', 'index.html'),
// 应用根目录
path.join(process.cwd(), 'index.html')
]
console.log('Possible index.html paths:', possiblePaths)
// 查找第一个存在的文件
let indexPath = null
for (const p of possiblePaths) {
try {
if (fs.existsSync(p)) {
indexPath = p
console.log(`Found index.html at: ${p}`)
break
}
} catch (e) {
console.error(`Error checking existence of ${p}:`, e)
}
}
if (indexPath) {
res.sendFile(indexPath)
} else {
// 如果找不到文件，返回一个简单的HTML页面
console.error('Could not find index.html, serving fallback page')
res.send(`
ASR Server
ASR Server is running
This is a fallback page because the index.html file could not be found.
Server is running at: http://localhost:${port}
Current directory: ${__dirname}
Working directory: ${process.cwd()}
`)
}
} catch (error) {
console.error('Error serving index.html:', error)
res.status(500).send(`Server error: ${error.message}`)
}
})
// 创建HTTP服务器
const server = http.createServer(app)
// 添加进程错误处理
process.on('uncaughtException', (error) => {
console.error('[Server] Uncaught exception:', error)
// 不立即退出，给日志输出的时间
setTimeout(() => process.exit(1), 1000)
})
process.on('unhandledRejection', (reason, promise) => {
console.error('[Server] Unhandled rejection at:', promise, 'reason:', reason)
})
// 尝试启动服务器
try {
server.listen(port, () => {
console.log(`[Server] Server running at http://localhost:${port}`)
})
// 处理服务器错误
server.on('error', (error) => {
console.error(`[Server] Failed to start server:`, error)
process.exit(1) // Exit if server fails to start
})
} catch (error) {
console.error('[Server] Critical error starting server:', error)
process.exit(1)
}