public function get_switch_source_action() {

		$action = null;
		if ( $this->can_switch_source() ) {
			$action = in_array( $this->get( 'status' ), array( 'llms-active', 'llms-pending-cancel' ), true ) ? 'switch' : 'pay';
		}

		/**
		 * Filters the required user action for the order when switching the order's payment source.
		 *
		 * @since 7.0.0
		 *
		 * @param null|string $action The switch action ID or `null` when the payment source cannot be switched.
		 * @param LLMS_Order  $order  The order object.
		 */
		return apply_filters( 'llms_order_switch_source_action', $action, $this );
	}