const dev = process.env.NODE_ENV !== 'production';

if (!dev) {
  require('@zeit/next-preact/alias')();
}

const { createServer } = require('http');
const { parse } = require('url');
const { createReadStream } = require('fs');
const { join } = require('path');
const next = require('next');

const port = parseInt(process.env.PORT, 10) || 3000;
const app = next({ dev });
const handle = app.getRequestHandler();

app.prepare()
  .then(() => {
    createServer((req, res) => {
      const parsedUrl = parse(req.url, true);
      const { pathname, query } = parsedUrl;

      if (pathname === '/.well-known/dat') {
        res.writeHead(200, { 'Content-Type': 'text/plain' });

        return createReadStream(join(__dirname, pathname)).pipe(res);
      }

      return handle(req, res, parsedUrl);
    }).listen(port, err => {
      if (err) {
        throw err;
      }

      console.log(`> Ready on http://localhost:${port}`);
    });
  });