export function emitEvent(eventName: string, height?: number): void {
  const postedMessage = {
    type: eventName,
    payload: height ? height + 'px' : null
  };

  if (typeof window !== 'undefined' && window.parent) {
    window.parent.postMessage(postedMessage, '*');
  }
  if (typeof window !== 'undefined' && (window as any).ReactNativeWebView) {
    (window as any).ReactNativeWebView.postMessage(postedMessage, '*');
  }
}