if ($filterType === 'page') {
$query->where('uploaded_to', '=', $contextPage->id);
} elseif ($filterType === 'book') {
if ($filterType === 'page') {
$query->where('uploaded_to', '=', $contextPage->id);
} elseif ($filterType === 'book') {
->get(['id', 'name', 'slug', 'book_id']);
foreach ($pages as $page) {
->get(['id', 'name', 'slug', 'book_id']);
foreach ($pages as $page) {