connect.js

const SamsungTv = require('samsung-remote')

const args = process.argv.slice(2)
if (args.length != 4) {
  console.log('Usage: node connect.js -ip <address of the TV device> -pin <pin>')
  console.log('  e.g. node connect.js -ip 192.168.178.50 -pin 4873')
  return
}

const ip = args[1]
const pin = args[3]

// turn on debug logs
const DEBUG = true
console.debug = (...args) => {
  if (DEBUG) {
    console.log.apply(this, args)
  }
}

const deviceConfig = {
  ip,
  appId: '721b6fce-4ee6-48ba-8045-955a539edadb',
  userId: '654321',
}

const tv = new SamsungTv(deviceConfig)

// (optional) register listener on established connection
tv.onConnected(() => {
  tv.sendKey('KEY_VOLUP')
})

// confirm PIN and send 'mute' key
tv.init()
  .then(() => tv.confirmPin(pin))
  .then(() => tv.connect())
  .then(() => tv.sendKey('KEY_MUTE'))