Cassio: nav-portfolio.php backup

<?php

$arts_next_post  = get_previous_post();
$arts_prev_post  = get_next_post();
$arts_current_id = get_the_ID();
$arts_next_link;
$arts_next_title;
$arts_prev_link;
$arts_prev_title;
$arts_enable_portfolio_loop         = get_theme_mod( 'enable_portfolio_loop', true );
$arts_class_link                    = 'col';
$arts_page_portfolio_nav_theme      = arts_get_document_option( 'page_portfolio_nav_theme' );
$arts_enable_portfolio_archive_link = get_theme_mod( 'enable_portfolio_archive_link', true );
$arts_portfolio_archive_link        = get_theme_mod( 'portfolio_archive_link', '' );

$arts_posts = get_posts( array(
    'post_type'      => 'arts_portfolio_item',
    'posts_per_page' => -1,
) );

$arts_first_post = current( $arts_posts );
$arts_last_post  = end( $arts_posts );

if ( $arts_next_post ) {
    $arts_next_link  = get_permalink( $arts_next_post );
    $arts_next_title = $arts_next_post->post_title;
    $arts_next_cat = (get_the_terms($arts_next_post->ID, 'arts_portfolio_category')[0]->name ?? '');
}

if ( ! $arts_next_post && $arts_enable_portfolio_loop ) {
    $arts_next_post  = $arts_first_post;
    $arts_next_link  = get_permalink( $arts_next_post );
    $arts_next_title = $arts_next_post->post_title;
    $arts_next_cat = (get_the_terms($arts_next_post->ID, 'arts_portfolio_category')[0]->name ?? '');
}

if ( $arts_prev_post ) {
    $arts_prev_link  = get_permalink( $arts_prev_post );
    $arts_prev_title = $arts_prev_post->post_title;
    $arts_prev_cat = (get_the_terms($arts_prev_post->ID, 'arts_portfolio_category')[0]->name ?? '');
}

if ( ! $arts_prev_post && $arts_enable_portfolio_loop ) {
    $arts_prev_post  = $arts_last_post;
    $arts_prev_link  = get_permalink( $arts_prev_post );
    $arts_prev_title = $arts_prev_post->post_title;
    $arts_prev_cat = (get_the_terms($arts_prev_post->ID, 'arts_portfolio_category')[0]->name ?? '');
}

if ( $arts_next_post && $arts_prev_post && $arts_enable_portfolio_archive_link && ! empty( $arts_portfolio_archive_link ) ) {
    $arts_class_link = 'col-md-5';
}

if ( $arts_next_post && $arts_prev_post && ( ! $arts_enable_portfolio_archive_link || empty( $arts_portfolio_archive_link ) ) ) {
    $arts_class_link = 'col-md-6';
}

if ( ! $arts_page_portfolio_nav_theme ) {
    $arts_page_portfolio_nav_theme = 'bg-white';
}

?>

<?php if ( $arts_next_post || $arts_prev_post ) : ?>
    <div class="section-nav-projects bg-accent-primary-4">
        <div class="row no-gutters">
            <a href="<?php echo esc_url( $arts_prev_link ); ?>" class="section-nav-projects__inner section-nav-projects__inner_prev <?php echo esc_attr( $arts_class_link ); ?>" data-pjax-link="flyingHeading">
                <div class="section-nav-projects__wrapper-heading section-nav-projects__wrapper-heading_prev">
                    <div class="section-nav-projects__subheading section-nav-projects__heading_prev split-text js-split-text" data-split-text-type="lines, words, chars" data-split-text-set="chars"><?php echo esc_html( $arts_prev_cat ); ?></div>
                    <div class="section-nav-projects__heading section-nav-projects__heading_prev split-text js-split-text js-text-to-fly" data-split-text-type="lines, words, chars" data-split-text-set="chars"><?php echo esc_html( $arts_prev_title ); ?></div>
                </div>
                <div class="section-nav-projects__arrow section-nav-projects__arrow_prev material-icons">keyboard_arrow_left</div>
            </a>
            <?php if ( $arts_enable_portfolio_archive_link && ! empty( $arts_portfolio_archive_link ) ) : ?>
                <a href="<?php echo get_permalink( $arts_portfolio_archive_link ); ?>" class="col-md-2 section-nav-projects__inner section-nav-projects__inner_all">
                    <div class="button-circles">
                        <div class="button-circles__circle">
                            <?php get_template_part( 'template-parts/svg/circle' ); ?>
                        </div>
                        <div class="button-circles__circle">
                            <?php get_template_part( 'template-parts/svg/circle' ); ?>
                        </div>
                        <div class="button-circles__circle">
                            <?php get_template_part( 'template-parts/svg/circle' ); ?>
                        </div>
                        <div class="button-circles__circle">
                            <?php get_template_part( 'template-parts/svg/circle' ); ?>
                        </div>
                    </div>
                </a>
            <?php endif; ?>
            <a href="<?php echo esc_url( $arts_next_link ); ?>" class="section-nav-projects__inner section-nav-projects__inner_next <?php echo esc_attr( $arts_class_link ); ?>" data-pjax-link="flyingHeading">
                <div class="section-nav-projects__wrapper-heading section-nav-projects__wrapper-heading_next">
                    <div class="section-nav-projects__subheading section-nav-projects__heading_next split-text js-split-text" data-split-text-type="lines, words, chars" data-split-text-set="chars"><?php echo esc_html( $arts_next_cat ); ?></div>
                    <div class="section-nav-projects__heading section-nav-projects__heading_next split-text js-split-text js-text-to-fly" data-split-text-type="lines, words, chars" data-split-text-set="chars"><?php echo esc_html( $arts_next_title ); ?></div>
                </div>
                <div class="section-nav-projects__arrow section-nav-projects__arrow_next material-icons">keyboard_arrow_right</div>
            </a>
        </div>
    </div>
<?php endif; ?>