Use shipping callback

modules/ppcp-api-client/factories.php

@@ -16,7 +16,8 @@ return array(
 
 	'wcgateway.builder.experience-context' => static function ( ContainerInterface $container ): ExperienceContextBuilder {
 		return new ExperienceContextBuilder(
-			$container->get( 'wcgateway.settings' )
+			$container->get( 'wcgateway.settings' ),
+			$container->get( 'wcgateway.shipping.callback.factory.url' )
 		);
 	},
 );

modules/ppcp-api-client/src/Factory/ExperienceContextBuilder.php

@@ -11,9 +11,11 @@ namespace WooCommerce\PayPalCommerce\ApiClient\Factory;
 
 use WC_AJAX;
 use WC_Order;
+use WooCommerce\PayPalCommerce\ApiClient\Entity\CallbackConfig;
 use WooCommerce\PayPalCommerce\ApiClient\Entity\ExperienceContext;
 use WooCommerce\PayPalCommerce\Vendor\Psr\Container\ContainerInterface;
 use WooCommerce\PayPalCommerce\WcGateway\Endpoint\ReturnUrlEndpoint;
+use WooCommerce\PayPalCommerce\WcGateway\Shipping\ShippingCallbackUrlFactory;
 
 /**
  * Class ExperienceContextBuilder
@@ -30,15 +32,16 @@ class ExperienceContextBuilder {
 	 */
 	private ContainerInterface $settings;
 
-	/**
-	 * ExperienceContextBuilder constructor.
-	 *
-	 * @param ContainerInterface $settings The settings.
-	 */
-	public function __construct( ContainerInterface $settings ) {
+	private ShippingCallbackUrlFactory $shipping_callback_url_factory;
+
+	public function __construct(
+		ContainerInterface $settings,
+		ShippingCallbackUrlFactory $shipping_callback_url_factory
+	) {
 		$this->experience_context = new ExperienceContext();
 
 		$this->settings                      = $settings;
+		$this->shipping_callback_url_factory = $shipping_callback_url_factory;
 	}
 
 	/**
@@ -161,6 +164,23 @@ class ExperienceContextBuilder {
 		return $builder;
 	}
 
+	/**
+	 * Uses the server-side shipping callback configuration.
+	 */
+	public function with_shipping_callback(): ExperienceContextBuilder {
+		$builder = clone $this;
+
+		$builder->experience_context = $builder->experience_context
+			->with_order_update_callback_config(
+				new CallbackConfig(
+					array( CallbackConfig::EVENT_SHIPPING_ADDRESS, CallbackConfig::EVENT_SHIPPING_OPTIONS ),
+					$this->shipping_callback_url_factory->create()
+				)
+			);
+
+		return $builder;
+	}
+
 	/**
 	 * Returns the ExperienceContext.
 	 */

modules/ppcp-blocks/resources/js/Components/paypal.js

@@ -352,6 +352,8 @@ export const PayPalComponent = ( {
 	);
 
 	const getOnShippingOptionsChange = ( fundingSource ) => {
+		return null;
+
 		if ( fundingSource === 'venmo' ) {
 			return null;
 		}
@@ -364,6 +366,8 @@ export const PayPalComponent = ( {
 	};
 
 	const getOnShippingAddressChange = ( fundingSource ) => {
+		return null;
+
 		if ( fundingSource === 'venmo' ) {
 			return null;
 		}

modules/ppcp-button/src/Endpoint/CreateOrderEndpoint.php

@@ -446,12 +446,15 @@ class CreateOrderEndpoint implements EndpointInterface {
 			$payment_source_key = $funding_source;
 		}
 
+		$experience_context = $this->experience_context_builder->with_default_paypal_config( $shipping_preference, $action );
+		if ( $shipping_preference === ExperienceContext::SHIPPING_PREFERENCE_GET_FROM_FILE ) {
+			$experience_context = $experience_context->with_shipping_callback();
+		}
+
 		$payment_source = new PaymentSource(
 			$payment_source_key,
 			(object) array(
-				'experience_context' => $this->experience_context_builder
-					->with_default_paypal_config( $shipping_preference, $action )
-					->build()->to_array(),
+				'experience_context' => $experience_context->build()->to_array(),
 			)
 		);
 

tests/PHPUnit/ApiClient/Factory/ExperienceContextBuilderTest.php

@@ -8,6 +8,7 @@ use WooCommerce\PayPalCommerce\ApiClient\Factory\ExperienceContextBuilder;
 use WooCommerce\PayPalCommerce\TestCase;
 use WooCommerce\PayPalCommerce\WcGateway\Endpoint\ReturnUrlEndpoint;
 use WooCommerce\PayPalCommerce\WcGateway\Settings\Settings;
+use WooCommerce\PayPalCommerce\WcGateway\Shipping\ShippingCallbackUrlFactory;
 use function Brain\Monkey\Functions\expect;
 use Mockery;
 
@@ -15,6 +16,8 @@ class ExperienceContextBuilderTest extends TestCase
 {
 	private $settings;
 
+	private $shipping_callback_url_factory;
+
 	private $sut;
 
 	public function setUp(): void
@@ -22,8 +25,9 @@ class ExperienceContextBuilderTest extends TestCase
 		parent::setUp();
 
 		$this->settings = Mockery::mock(Settings::class);
+		$this->shipping_callback_url_factory = Mockery::mock(ShippingCallbackUrlFactory::class);
 
-		$this->sut = new ExperienceContextBuilder($this->settings);
+		$this->sut = new ExperienceContextBuilder($this->settings, $this->shipping_callback_url_factory);
 	}
 
 	public function testOrderReturnUrls()