export function isSamePoint(prev, next) {
  if (prev === next) return true;
  if (!prev || !next) return false;

  if ('pageX' in next && 'pageY' in next) {
    return prev.pageX === next.pageX && prev.pageY === next.pageY;
  }

  if ('clientX' in next && 'clientY' in next) {
    return prev.clientX === next.clientX && prev.clientY === next.clientY;
  }

  return false;
}
export function restoreFocus(activeElement, container) {
  // Focus back if is in the container
  if (activeElement !== document.activeElement && container !== null && container !== void 0 && container.contains(activeElement)) {
    activeElement.focus();
  }
}
export function monitorResize(element, callback) {
  let prevWidth = null;
  let prevHeight = null;

  function onResize([{
    target
  }]) {
    if (!document.documentElement.contains(target)) return;
    const rect = target.getBoundingClientRect();
    const {
      width,
      height
    } = rect;
    const fixedWidth = Math.floor(width);
    const fixedHeight = Math.floor(height);

    if (prevWidth !== fixedWidth || prevHeight !== fixedHeight) {
      // https://webkit.org/blog/9997/resizeobserver-in-webkit/
      Promise.resolve().then(() => {
        callback(Object.assign(rect, {
          width: fixedWidth,
          height: fixedHeight
        }));
      });
    }

    prevWidth = fixedWidth;
    prevHeight = fixedHeight;
  }

  const resizeObserver = new ResizeObserver(onResize);

  if (element) {
    resizeObserver.observe(element);
  }

  return () => {
    resizeObserver.disconnect();
  };
}