facetwp selected facets

custom-hooks.php

<?php
$selected_alpha = '';
if ( isset( FWP()->facet->facets['titles']['selected_values'] )  ) {
	$alpha = FWP()->facet->facets['titles']['selected_values'];
	$selected_alpha = array_shift( $alpha );
}

while ( have_posts() ) : the_post(); ?>

	<div id="downloads">
		<?php
		// loop through rows (parent repeater)
		while( have_rows('downloads') ): the_row(); ?>
			<li>
				<?php
				$file = get_sub_field('file_name');
				$folder = get_sub_field('s2_member_folder');
				$title = get_sub_field('link_title');
				if ( empty( $selected_alpha ) || strtolower( $selected_alpha ) == strtolower( substr( $title, 0, 1 ) ) ) {
					echo '<a href="/?s2member_file_download=' . $folder . "/" . $file . ' ">' . $title . '</a>';
				}
				?>
			</li>
		<?php endwhile; ?>
	</div>
<?php endwhile; ?>