Function focusFirstInModal

public/js/main.js:433–442

(modal)

}

function focusFirstInModal(modal) {
  if (!modal || !document.body.contains(modal)) return;
  if (modal.contains(document.activeElement)) return;
  const focusables = getFocusableElements(modal);
  if (focusables.length) {
    focusables[0].focus({ preventScroll: true });
  } else {
    modal.focus({ preventScroll: true });
  }
}

function trapFocusInModal(modal) {
  if (!modal || modal.__frTrapBound) return;