Sage9 - ACF Flexible page builder controller

App.php

<?php

namespace App\Controllers;

use Sober\Controller\Controller;
use WP_Query;

class App extends Controller
{
	  // Add all acf fields into the view
    protected $acf = true;
    
    public function siteName()
    {
        return get_bloginfo('name');
    }

    public static function title()
    {
        if (is_home()) {
            if ($home = get_option('page_for_posts', true)) {
                return get_the_title($home);
            }
            return __('Latest Posts', 'sage');
        }
        if (is_archive()) {
            return get_the_archive_title();
        }
        if (is_search()) {
            return sprintf(__('Search Results for %s', 'sage'), get_search_query());
        }
        if (is_404()) {
            return __('Not Found', 'sage');
        }
        return get_the_title();
    }
    /**
    * Get 3 news item query
    * @return array
    */
    public static function blogPostsLoop($post_ids = array()) {
        $blogposts_query = array(
            'post_type' => 'post',
            'post_status' => 'publish',
            'posts_per_page' => '3',
            'showposts' => '3',
            'post__in' => $post_ids,
            // 'ignore_sticky_posts' => 1
        );

        $blogposts_query = new WP_Query( $blogposts_query );
 
        return $blogposts_query;

    }
    // Create page builder for ACF Flexible Blocks
    public function pageBuilder() {

        $page_builder = get_field('content_blocks'); 
        $data = [];
        $counters = []; // for counting same layout blocks on a page

        if ($page_builder) {
            foreach ($page_builder as $block) {
                // update counter
                if( !isset($counters[ $block['acf_fc_layout'] ] ) ) {
                    // initialize counter
                    $counters[ $block['acf_fc_layout'] ] = 1;
                }
                else {
                    // increase existing counter
                    $counters[ $block['acf_fc_layout'] ]++;
                }
                $this_block = [
                    'block_type' => $block['acf_fc_layout'],
                    'block_counter' => $counters[$block['acf_fc_layout']],
                ];
                unset($block['acf_fc_layout']);
                $this_block = (object) array_merge($this_block, $block);
                array_push($data, $this_block);
            }
            $data = (object) $data;
            return $data;
        }
    }

}