*/
	public static function course_progress( $atts ) {

		$course_id = self::get_course_id();
		if ( ! $course_id ) {
			return '';
		}

		if ( ! empty( $atts['check_enrollment'] ) && ! llms_is_user_enrolled( get_current_user_id(), $course_id ) ) {
			return '';
		}

		$course = new LLMS_Course( $course_id );

		$course_progress = $course->get_percent_complete();

		return lifterlms_course_progress_bar( $course_progress, false, false, false );