<?php
add_action('wp_enqueue_scripts','inc_style');
function inc_style(){
  $version = '2.8';

  if(is_page_template( 'tpl-referral.php' )){
	  custom_enqueu_style('tpl_referral', '/assets/css/', 'tpl-referral.css', [
      'tpl-referral.critical.css'
    ], $version);
    wp_enqueue_style('fullpage_css', get_template_directory_uri() . '/src/css/fullpage.css', array(), $version);
  } else {
	  custom_enqueu_style('front_css', '/assets/css/', 'front-page.css', [
      'front-page.critical.css',
      'post.critical.css'
    ], $version);
    wp_enqueue_style('fullpage_css', get_template_directory_uri() . '/src/css/fullpage.css',array(), $version);
  }

}

add_action('wp_footer', 'scripts_site');
function scripts_site()
{
  $version = '2.8';
  wp_enqueue_script('lozad_js', 'https://cdn.jsdelivr.net/npm/lozad/dist/lozad.min.js"', array('jquery'), $version, true);
  wp_enqueue_script('fullpage_js', get_template_directory_uri() . '/src/js/fullpage.min.js', array(), $version, true);
  wp_enqueue_script('front_js', get_hash_file('/assets/js/', 'front-page.js'), array('fullpage_js'), $version, true);
}
//add_action('wp_enqueue_scripts', 'shapeSpace_include_custom_jquery');
// ======================================

function custom_enqueu_style($handle, $path, $file, array $critical_files, $version = null)
{

  $critical_style = '';
  foreach ($critical_files as $critical_file) {
    $check_file = get_template_directory() . $path . $critical_file;
    if(file_exists($check_file)){
      $critical_style .= file_get_contents($check_file);
    }
  }

	if ($critical_style != '') {
    if(!empty($critical_style)){
      add_action('wp_head', function () use ($critical_style) {
        echo "<style>$critical_style</style>";
     });
     add_action('wp_footer', function () use ($handle, $path, $file, $version) {
       wp_enqueue_style($handle, get_hash_file($path,$file), array(), $version);
     });
    }
	}else{
		wp_enqueue_style($handle, get_hash_file($path, $file), array(), $version);
	}

}


function get_hash_file($path, $name)
{
	if (is_admin()) {
		return;
	}
	$hash_path = get_template_directory_uri() . $path . $name;

	$entry_points = get_template_directory() . $path . 'entrypoints.json';
	if (file_exists($entry_points)) {
		$entrypoints_data = file_get_contents($entry_points);
		$entrypoints_data = json_decode($entrypoints_data, true);

		foreach ($entrypoints_data as $key => $value) {
			if ($key == $name) {
				$hash_path = get_template_directory_uri() . $path . $value;
			}
		}
	}

	return $hash_path;
}

// ======================================

function add_async_attribute($tag, $handle)
{
	if ('front_js' !== $handle) {
		return $tag;
	}

	return str_replace(' src', ' async="async" src', $tag);
}
add_filter('script_loader_tag', 'add_async_attribute', 10, 2);

• [F] acf-fields.php
  Delete
• [F] custom-header.php
  Delete
• [F] customizer.php
  Delete
• [F] enqueue.php
  Delete
• [F] jetpack.php
  Delete
• [F] setup.php
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• [F] template-functions.php
  Delete
• [F] template-tags.php
  Delete