Trustly.addPanelListener((command, obj) => {
  switch(command) {
    case "open":
      console.log("Lightbox will open");
      break;

    case "event":
      switch(obj.type) {
        case "load":
          console.log(
            "Lightbox page " + obj.page +
            " finished loading for transaction " +
            obj.transactionId
          );
          break;

        case "bank_selected":
          console.log(
            "Payment provider having id " + obj.data +
            " was selected on the page " + obj.page +
            " for transaction " + obj.transactionId
          );
          break;

        case "back":
          console.log(
            "Back button was clicked on the lightbox page " +
            obj.page + " for transaction " + obj.transactionId
          );
          break;

        case "close":
          console.log(
            "Lightbox close process was initiated " +
            "on the lightbox page " + obj.page +
            " with reason " + obj.data +
            " for transaction " + obj.transactionId
          );
          break;

        case "new_location":
          console.log("Browser will be redirected to " + obj.data);
          break;
      }
      break;

    case "close":
      console.log("Lightbox was closed");
      break;
  }
});