function wc_refund_payment( $order, $amount, $reason = '' ) {
	try {
		if ( ! is_a( $order, 'WC_Order' ) ) {
			throw new Exception( __( 'Invalid order.', 'woocommerce' ) );
		}

		$gateway_controller = WC_Payment_Gateways::instance();
		$all_gateways       = $gateway_controller->payment_gateways();
		$payment_method     = $order->get_payment_method();
		$gateway            = isset( $all_gateways[ $payment_method ] ) ? $all_gateways[ $payment_method ] : false;

		if ( ! $gateway ) {
			throw new Exception( __( 'The payment gateway for this order does not exist.', 'woocommerce' ) );
		}

		if ( ! $gateway->supports( 'refunds' ) ) {
			throw new Exception( __( 'The payment gateway for this order does not support automatic refunds.', 'woocommerce' ) );
		}

		$result = $gateway->process_refund( $order->get_id(), $amount, $reason );

		if ( ! $result ) {
			throw new Exception( __( 'An error occurred while attempting to create the refund using the payment gateway API.', 'woocommerce' ) );
		}

		if ( is_wp_error( $result ) ) {
			throw new Exception( $result->get_error_message() );
		}

		return true;

	} catch ( Exception $e ) {
		return new WP_Error( 'error', $e->getMessage() );
	}
}