/**
* Returns the complete data layer and Google Tag Manager snippet. Inject in
* the container ID (GTM-XXXXX). Only the XXXXX part is required for injection.
* Creating the data layer and snippet this way stops any issues with data layer
* values being populated after the snippet is called.
*
* @since 1.0.0
*
* @param string $id Your container ID
*
* @return string
*/
public static function snippet($id)
{
return Controller::curr()->customise(['ID' => $id, 'Data' => GTMdata::getDataLayer()])->renderWith('TagManager');
}
