reset-sender-v2/public/client.js

/**
 * @param {Event} event
 * @return {void}
 */
function handleDialogClick(event) {
  const dialog = event.currentTarget;
  const rect = dialog.getBoundingClientRect();
  const clickedInDialog =
    rect.top <= event.clientY &&
    event.clientY <= rect.top + rect.height &&
    rect.left <= event.clientX &&
    event.clientX <= rect.left + rect.width;
  if (!clickedInDialog) {
    dialog.close();
  }
}