toggleAyahSelection method

Implementation

void toggleAyahSelection(int index) {
  if (selectedAyahIndexes.contains(index)) {
    selectedAyahIndexes.remove(index);
  } else {
    selectedAyahIndexes.clear();
    selectedAyahIndexes.add(index);
    selectedAyahIndexes.refresh();
  }
  selectedAyahIndexes.refresh();
}