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File Content: `CartExtensionsSchema.php`

<?php
namespace Automattic\WooCommerce\StoreApi\Schemas\V1;

use Automattic\WooCommerce\StoreApi\Exceptions\RouteException;
use Automattic\WooCommerce\StoreApi\SchemaController;
use Automattic\WooCommerce\StoreApi\Schemas\ExtendSchema;
use Automattic\WooCommerce\StoreApi\Utilities\CartController;

/**
 * Class CartExtensionsSchema
 */
class CartExtensionsSchema extends AbstractSchema {
	/**
	 * The schema item name.
	 *
	 * @var string
	 */
	protected $title = 'cart-extensions';

	/**
	 * The schema item identifier.
	 *
	 * @var string
	 */
	const IDENTIFIER = 'cart-extensions';

	/**
	 * Cart schema instance.
	 *
	 * @var CartSchema
	 */
	public $cart_schema;

	/**
	 * Constructor.
	 *
	 * @param ExtendSchema     $extend Rest Extending instance.
	 * @param SchemaController $controller Schema Controller instance.
	 */
	public function __construct( ExtendSchema $extend, SchemaController $controller ) {
		parent::__construct( $extend, $controller );
		$this->cart_schema = $this->controller->get( CartSchema::IDENTIFIER );
	}

	/**
	 * Cart extensions schema properties.
	 *
	 * @return array
	 */
	public function get_properties() {
		return [];
	}

	/**
	 * Handle the request and return a valid response for this endpoint.
	 *
	 * @param \WP_REST_Request $request Request containing data for the extension callback.
	 * @throws RouteException When callback is not callable or parameters are incorrect.
	 *
	 * @return array
	 */
	public function get_item_response( $request = null ) {
		try {
			$callback = $this->extend->get_update_callback( $request['namespace'] );
		} catch ( \Exception $e ) {
			throw new RouteException(
				'woocommerce_rest_cart_extensions_error',
				esc_html( $e->getMessage() ),
				400
			);
		}

		// Run the callback. Exceptions are not caught here.
		$callback( $request['data'] );

		try {
			// We recalculate the cart if we had something to run.
			$controller = new CartController();
			$cart       = $controller->calculate_totals();
			$response   = $this->cart_schema->get_item_response( $cart );

			return rest_ensure_response( $response );
		} catch ( \Exception $e ) {
			throw new RouteException(
				'woocommerce_rest_cart_extensions_error',
				esc_html( $e->getMessage() ),
				400
			);
		}
	}
}

Name	Size	Permission
AI	---	0755
AbstractAddressSchema.php	10838 bytes	0644
AbstractSchema.php	13143 bytes	0644
BatchSchema.php	427 bytes	0644
BillingAddressSchema.php	4569 bytes	0644
CartCouponSchema.php	3047 bytes	0644
CartExtensionsSchema.php	2259 bytes	0644
CartFeeSchema.php	2169 bytes	0644
CartItemSchema.php	7739 bytes	0644
CartSchema.php	16203 bytes	0644
CartShippingRateSchema.php	11642 bytes	0644
CheckoutOrderSchema.php	752 bytes	0644
CheckoutSchema.php	15407 bytes	0644
ErrorSchema.php	1151 bytes	0644
ImageAttachmentSchema.php	2616 bytes	0644
ItemSchema.php	11538 bytes	0644
OrderCouponSchema.php	2468 bytes	0644
OrderFeeSchema.php	2253 bytes	0644
OrderItemSchema.php	2853 bytes	0644
OrderSchema.php	13047 bytes	0644
PatternsSchema.php	673 bytes	0644
ProductAttributeSchema.php	2555 bytes	0644
ProductBrandSchema.php	3575 bytes	0644
ProductCategorySchema.php	3579 bytes	0644
ProductCollectionDataSchema.php	5066 bytes	0644
ProductReviewSchema.php	6269 bytes	0644
ProductSchema.php	33579 bytes	0644
ShippingAddressSchema.php	2906 bytes	0644
TermSchema.php	2205 bytes	0644

File Content: CartExtensionsSchema.php

File Content: `CartExtensionsSchema.php`