garage door app

server.js

//Requires
const express = require('express');
const app = express();
const path = require('path');
const chalk = require('chalk');
const { exec } = require('child_process');
const morgan = require('morgan');

//Static Routes
app.use('/dist', express.static(path.join(__dirname, 'dist')));
app.use(morgan('dev')) // logging

//Main App Route
app.get('/', (req, res, next) => res.sendFile(path.join(__dirname, 'index.html')));
const port = 80;

//Run Server
app.listen(process.env.PORT || port, () => console.log(chalk.blue(`Listening intently on port ${port}`)));

const lookup = [7, 0];
const gpio = '/usr/local/bin/gpio';

function press(door) {
  console.log('door: ', door);
  const io = lookup[door];
  console.log('io = ', io);
  exec(`${gpio} write ${io} 1`, (err, stdout, stderr) => {
    setTimeout(() => exec(`${gpio} write ${io} 0`), 100);
  });
}

app.get('/open/:door', (req, res) => res.send('OK') && press(req.params.door));