Function handleKeyDown

src/components/ui/ConfirmationHost.tsx:81–105

(event: KeyboardEvent)

    if (!pending) return;

    const handleKeyDown = (event: KeyboardEvent) => {
      if (event.key === 'Escape') {
        settle(false);
        return;
      }

      if (event.key !== 'Tab') return;

      const focusable = Array.from(
        dialogRef.current?.querySelectorAll<HTMLButtonElement>('button:not([disabled])') ?? []
      );
      if (focusable.length === 0) return;

      const first = focusable[0];
      const last = focusable[focusable.length - 1];
      const activeElement = document.activeElement;

      if (event.shiftKey && activeElement === first) {
        event.preventDefault();
        last.focus();
      } else if (!event.shiftKey && activeElement === last) {
        event.preventDefault();
        first.focus();
      }
    };

    document.addEventListener('keydown', handleKeyDown);
    return () => document.removeEventListener('keydown', handleKeyDown);