HDMIRoomControls.js

const xapi = require('xapi');

var IP = "<IP of HDMI Switch>";

function switchHDMI(source){
  var url = `http://${IP}/aj.html?a=command&cmd=x${source}AVx1`;
  xapi.command('HttpClient Get', {Url: url})
  .then((data) => {
    console.log(data)
  }).catch(err => {console.log(err)})
}


  
function listenToGui() {
  xapi.event.on('UserInterface Extensions Widget Action', (event) => {
    const msg = `id=${event.WidgetId} / type=${event.Type} / value=${event.Value}`;
    console.log(msg);
    switchHDMI(event.Value)
  });
}

listenToGui();