const express = require('express');
const dotenv = require('dotenv');
const { createProxyMiddleware } = require('http-proxy-middleware');

const app = express();
const env = process.env;
dotenv.config();

if (!env.TARGET || !env.PORT) {
    console.error(`[ERROR] The '.env' file is not configured`);
    process.exit();
}

const apiProxy = createProxyMiddleware('/api', {
    target: env.TARGET,
    changeOrigin: true,
});

app.use('/api', apiProxy);
app.use('/', express.static(__dirname));

const port = env.PORT;
app.listen(port, () => {
    console.log(`[SERVER] Running on port: ${port}`);
});