2018-05-01-ArduinoButton

index.js

var argv = require('optimist')
      .usage('Arduino deploy button')
      .demand('d')
      .describe('d', 'project directory')
      .argv
var five = require("johnny-five")
var spawn = require('child_process').spawn
var board = new five.Board()

var dir = argv.d

function startDeploy(cb) {
  console.log("starting deploy")

 var sh = spawn("git", ["push", "heroku", "master"], {cwd:dir})
 sh.stdout.setEncoding('utf8')
 sh.stderr.setEncoding('utf8')

 sh.on('close', function(exitCode) {
   if (exitCode == 0) {
     cb(null, true)
   } else {
     cb("deploy failed, exit code: " + exitCode, true)
   }
 })

 sh.stdout.on('data', function(data) {
   console.log(data)
 })

 sh.stderr.on('data', function(data) {
   console.log(data)
 })
}

board.on("ready", function() {

  var greenLed = new five.Led(2)
  var redLed = new five.Led(3)
  var button = new five.Button(4)
  var inProgress = false

  function go() {
    if (inProgress) {
      console.log("deploy already in progress")
      return
    }

    inProgress = true
    redLed.strobe()
    greenLed.stop().off()
    startDeploy(function(err) {
      inProgress = false
      if (err) {
        console.log("deploy failed!")
        redLed.stop()
        redLed.on()
        greenLed.stop().off()
        return
      }
      console.log("deploy success!")
      redLed.stop().off()
      greenLed.on()
    })

  }

  // Start deploy when button is released
  button.on("up", function() {
    go()
  })

})

package.json

{
  "name": "2018-05-01-ArduinoButton",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "dependencies": {},
  "devDependencies": {
    "johnny-five": "^0.14.3",
    "optimist": "^0.6.1"
  },
  "scripts": {
    "start": "node index.js -d node-js-getting-started",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "MIT"
}