Issue #3268121 by jsacksick, mglaman: Allow disabling the automatically "fixing" of order includes.

namespace Drupal\commerce_api\Resource;

use Drupal\Core\Site\Settings;

use Symfony\Component\HttpFoundation\Request;

trait FixIncludeTrait {

   *   The current request.

   */

  protected function fixOrderInclude(Request $request) {

    if (Settings::get('commerce_api_fix_order_includes', TRUE)) {

      $include = $request->query->get('include');

      $request->query->set('include', $include . (empty($include) ? '' : ',') . 'order_items,order_items.purchased_entity');

    }

  }

}