Add support for "Pronamic period information for Woo Subscriptions", f…

…ixes #9.

src/WooCommerceController.php

@@ -10,6 +10,7 @@
 
 namespace Pronamic\Moneybird;
 
+use Pronamic\WooSubscriptionsPeriod\Period as WooPeriod;
 use WP_CLI;
 use WC_Order;
 use WC_Product;
@@ -491,6 +492,23 @@ public function cli_create_external_sales_invoices_for_wc_orders( $args, $assoc_
 					}
 				}
 
+				/**
+				 * Pronamic period information for Woo Subscriptions.
+				 * 
+				 * @link https://github.com/pronamic/pronamic-woocommerce-subscriptions-period
+				 * @link https://github.com/pronamic/wp-pronamic-moneybird/issues/9
+				 */
+				if ( \class_exists( WooPeriod::class ) ) {
+					$woo_period = WooPeriod::from_woocommerce_order_item( $item );
+
+					if ( null !== $woo_period ) {
+						$detail->period = new Period(
+							$woo_period->start_date,
+							$woo_period->end_date->modify( '-1 day' )
+						);
+					}
+				}
+
 				if ( \method_exists( $item, 'get_taxes' ) ) {
 					$taxes = $item->get_taxes();