export function get(req, res) { let { min = '0', max = '100' } = req.query; min = +min; max = +max; res.setHeader('Access-Control-Allow-Origin', '*'); // simulate a long delay setTimeout(() => { // fail sometimes if (Math.random() < 0.333) { res.statusCode = 400; res.end(`Failed to generate random number. Please try again`); return; } const num = min + Math.round(Math.random() * (max - min)); res.end(String(num)); }, 1000); }