Track the Network Information

trackNetworkInformation.js

(function trackNetworkInformation(){
  // Check if network information is supported
  var connection = navigator.connection || navigator.mozConnection || navigator.webkitConnection;
  
  if (!connection){
    ga('send', 'event', 'browser support features', 'network information', 'network information api is not supported');
    return;   
  }
  
  var connectionType = connection.hasOwnProperty('type') ? 'type' : 'effectiveType';
  
  ga('send', 'event', 'network information', 'state', connection[connectionType] + ' - ' + connection['downlink']);
  
  connection.addEventListener('typechange', function(){
    ga('send', 'event', 'network information', 'new state', connection[connectionType] + ' - ' + connection['downlink']);
  }); 
  
})();