first commit

wp-content/plugins/woocommerce/src/Utilities/ShippingUtil.php

@@ -0,0 +1,34 @@
+<?php
+/**
+ * ShippingUtil class file.
+ */
+
+declare( strict_types = 1 );
+namespace Automattic\WooCommerce\Utilities;
+
+/**
+ * The ShippingUtil class provides utilities for working with shipping and shipping packages.
+ */
+class ShippingUtil {
+
+	/**
+	 * Get the selected shipping rates from the packages.
+	 *
+	 * @param array $packages The packages to get the selected shipping rates from.
+	 * @return \WC_Shipping_Rate[] The selected shipping rates.
+	 */
+	public static function get_selected_shipping_rates_from_packages( $packages ) {
+		return array_filter(
+			array_map(
+				function ( $package_id, $package ) {
+					$selected_rate_id = wc_get_chosen_shipping_method_for_package( $package_id, $package );
+					$selected_rate    = false !== $selected_rate_id && isset( $package['rates'][ $selected_rate_id ] ) ? $package['rates'][ $selected_rate_id ] : null;
+
+					return $selected_rate instanceof \WC_Shipping_Rate ? $selected_rate : null;
+				},
+				array_keys( $packages ),
+				array_values( $packages )
+			)
+		);
+	}
+}