detect-features/server.js

Detect and report browser and hardware features.

// @ts-check

// Native
const fs = require('fs');
const path = require('path');

// Vendor
const express = require('express');
const bodyParser = require('body-parser');

const app = express();
const port = 3000;

app.use('/build', express.static(path.join(`${__dirname}/build/`)));
app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

app.get('/', (req, res) => {
  res.sendFile(path.join(`${__dirname}/index.html`));
});

app.post('/result', (req, res) => {
  const date = new Date();
  const formattedDate = `${[date.getDate(), date.getMonth() + 1, date.getFullYear()].join('-')}_${[
    date.getHours(),
    date.getMinutes(),
    date.getSeconds(),
    date.getMilliseconds(),
  ].join('-')}`;

  fs.writeFile(`./logs/${formattedDate}.json`, JSON.stringify(req.body), (error) => {
    if (error) {
      console.error(error);
    } else {
      console.log(`Saved file: ./logs/${formattedDate}.json`);
    }
  });

  res.send(req.body);
});

app.listen(port);
console.log(`Server started on port ${port}`);