FacetWP group posts by taxonomy name and filter with custom facetwp filters

facetwp-group-posts.php

<?php
/**
* based on https://gist.github.com/mgibbs189/63ce2faf110b9021ca68e16a50955fc4
& based on https://gist.facetwp.com/gist/gist-63ce2faf110b9021ca68e16a50955fc4
* Works with FacetWP
* Group things by taxonomy with taxonomy name before posts
* dont remove class names facet-wrap and facetwp-template
*/

<div class="facet-wrap">
  <h1>
    <?php esc_html_e('Page Title Here', 'wordpress'); ?>
  </h1>
  <section class="partners-filter">
    <?php echo facetwp_display('facet','country'); ?>
    <?php echo facetwp_display('facet','partners'); ?>
  </section>
</div>

<?php
$args = array(
  'post_type' => 'YOUR-CPT',
  'posts_per_page' => 99,
  'hide_empty' => true,
  'order' => 'ASC',
  'facetwp' => true,
    //  'tax_query' => array(
    //    array(
    //      'taxonomy' => 'YOUR-TAX',
    //      'field'    => 'slug',
    //    ),
    //  )
);

$posts = array();

// Loop through the posts, storing data into the $posts array
$query = new WP_Query( $args );
if ( $query->have_posts() ) {

  while ( $query->have_posts() ) {

    $query->the_post();

    $terms = wp_get_object_terms( $post->ID, 'YOUR-TAX', array( 'fields' => 'slugs' ) );
    $posts[ $terms[0] ][] = $post;

  }
}

?>

  <div class="entries">
    <div class="facetwp-template">
      <?php foreach ( $posts as $tier => $post_arrays ) :
        $taxonomy_details = get_term_by( 'slug', $tier, 'YOUR-TAX' );
        //var_dump($taxonomy_details->name);
        ?>
        <div class="segment <?php echo $tier; ?>">
          <h3><?php echo $taxonomy_details->name; ?></h3>
          <?php foreach ( $post_arrays as $post ) : ?>
            <?php setup_postdata( $post ); ?>

              <div class="item">
                <?php the_title(); ?>
              </div>

          <?php endforeach; ?>

        </div>
      <?php endforeach; ?>

    </div>
  </div><!-- .entries -->

tax-preview-apsolut.mp4