const express = require('express');
var { createProxyMiddleware } = require('http-proxy-middleware');
const path = require("path");
const cors = require("cors");
const app = express();
 
// 配置静态资源目录，将前端代码放在此目录中
app.use(express.static(path.join(__dirname, "public")));

// 配置本地资源目录允许跨域访问
app.use(cors())
 
// 服务器地址
const proxyOptions = {
	// 需要代理的服务器地址
    target: 'http://www.test.com/api/',
    changeOrigin: true
}

// 使用中间件代理跨域 
const exampleProxy = createProxyMiddleware(proxyOptions);
app.use('/', exampleProxy);
 
app.listen(3000, () => {
    console.log(`localhost:3000`);
});