Content single product

<?php

// Remove reset variation button
add_filter('woocommerce_reset_variations_link', '__return_empty_string');

// Remove stock
add_filter( 'woocommerce_get_stock_html', '__return_empty_string' );

// Set product data tabs manually
add_action('woocommerce_after_single_product_summary', function() {
  global $product;
  ob_start();

  // wrapper
  echo '<div class="col-lg-7">';

  // Specs
  if($product->has_attributes() || $product->has_dimensions() || $product->has_weight()):
    echo '<h3>' . __('Specificaties', 'suiteseven') . '</h3>';
    wc_display_product_attributes($product);
  endif;

  // Description
  if(get_post()->post_content):
    echo '<h3>' . __('Productomschrijving', 'suiteseven') . '</h3>';
    echo nl2br(str_replace('<h2>'.get_the_title().'</h2>', '', get_the_content()));
  endif;

  // Youtube video
  $youtube_urls = wc_get_product_terms($product->get_id(), 'pa_youtube-embed-url', 'name');
  if(!empty($youtube_urls)) {
    foreach($youtube_urls as $youtube_url) {
      if(!preg_match('/\/|,/i', $youtube_url->name)) {
        ?>
        <div class="youtube-iframe my-2">
          <iframe width="560" height="315"
            src="https://www.youtube.com/embed/<?= $youtube_url->name; ?>" 
            frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen></iframe>
        </div>
        <?php
      }
    }
  }

  if($yt_id = get_field('youtube_link', get_the_ID())) {
    echo '<div class="youtube-iframe my-2">';
    echo preg_replace("/\s*[a-zA-Z\/\/:\.]*youtube.com\/watch\?v=([a-zA-Z0-9\-_]+)([a-zA-Z0-9\/\*\-\_\?\&\;\%\=\.]*)/i","<iframe width=\"620\" height=\"315\" src=\"//www.youtube.com/embed/$1\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen></iframe>",$yt_id);
    echo '</div>';
  }

  // Files
  if(have_rows('documents', get_the_ID())):
    echo '<h3>' . __('Documenten', 'suiteseven') . '</h3>';
    if(have_rows('documents', get_the_ID())):
      echo '<div class="mb-4">';
        while(have_rows('documents', get_the_ID())): the_row();
          echo '<a href="' . get_sub_field('document')['url'] . '" target="_blank" class="btn btn--primary mt-2">' . (get_sub_field('name') ?: get_sub_field('document')['title']) . '</a><br>';
        endwhile;
      echo '</div>';
    endif;
  endif;

  // wrapper
  echo '</div>';

  $html = ob_get_clean();
	echo $html;
}, 15);

// Set default value for amount input to 1
add_filter( 'woocommerce_quantity_input_args', function($args, $product) {
  if(is_product()) {
    $args['max_value'] = 1;
  }
  return $args;
}, 10, 2 );

add_action('woocommerce_product_thumbnails', function() {
  global $product;
  $brand = wc_get_product_terms($product->get_id(), 'pa_merk', 'name');
  if(!empty($brand)) {
    $brand = $brand[0];
    if($brand_image = get_field('logo', $brand)) {
      ob_start();
      wc_get_template(
          'suite7/product-image-brand.php',
          array(
              'product'      => $product,
              'image'        => $brand_image,
          )
      );
      $html = ob_get_clean();
      echo $html;
    }
  }
}, 999);