Automattic\WooCommerce\StoreApi\Routes\V1\Agentic

CheckoutSessionsUpdate::get_route_post_response │ protected │ WC 1.0

Handle the request and return a valid response for this endpoint.

Method of the class: CheckoutSessionsUpdate{}

No Hooks.

Returns

\WP_REST_Response|\WP_Error.

Usage

// protected - for code of main (parent) or child class
$result = $this->get_route_post_response( $request );

$request(WP_REST_Request) (required)

Request object.

CheckoutSessionsUpdate::get_route_post_response() CheckoutSessionsUpdate::get route post response code ^{WC 10.7.0}

protected function get_route_post_response( \WP_REST_Request $request ) {
	$cart             = $this->cart_controller->get_cart_instance();
	$checkout_session = new AgenticCheckoutSession( $cart );

	$current_status = AgenticCheckoutUtils::calculate_status( $checkout_session );
	if ( ! in_array( $current_status, CheckoutSessionStatus::ALLOWED_STATUSES_FOR_UPDATE, true ) ) {
		$allowed_statuses = implode( ', ', CheckoutSessionStatus::ALLOWED_STATUSES_FOR_UPDATE );
		$message          = sprintf(
			/* translators: 1: current session status, 2: allowed statuses */
			__( 'Checkout session cannot be updated. Current status: %1$s. Allowed statuses: %2$s', 'woocommerce' ),
			$current_status,
			$allowed_statuses
		);
		return Error::invalid_request( ErrorCode::INVALID, $message )->to_rest_response();
	}

	// Update items if provided.
	$items = $request->get_param( 'items' );
	if ( null !== $items ) {
		// Clear existing cart items and replace with new ones.
		$this->cart_controller->empty_cart();

		$error = AgenticCheckoutUtils::add_items_to_cart(
			$items,
			$this->cart_controller,
			$checkout_session->get_messages()
		);
		if ( $error instanceof Error ) {
			return $error->to_rest_response();
		}
	}

	// Update buyer information if provided.
	$buyer = $request->get_param( 'buyer' );
	if ( null !== $buyer ) {
		AgenticCheckoutUtils::set_buyer_data( $buyer, WC()->customer );
	}

	// Update fulfillment address if provided.
	$address = $request->get_param( 'fulfillment_address' );
	if ( null !== $address ) {
		AgenticCheckoutUtils::set_fulfillment_address( $address, WC()->customer );
	}

	// Update selected shipping method if provided.
	$fulfillment_option_id = $request->get_param( 'fulfillment_option_id' );
	if ( null !== $fulfillment_option_id ) {
		$option_id = wc_clean( (string) $fulfillment_option_id );
		$packages  = WC()->shipping()->get_packages();
		foreach ( $packages as $package ) {
			foreach ( (array) ( $package['rates'] ?? array() ) as $rate ) {
				if ( $rate->get_id() === $option_id ) {
					WC()->session->set( SessionKey::CHOSEN_SHIPPING_METHODS, array( $option_id ) );
					break 2;
				}
			}
		}
	}

	// Calculate totals after all updates.
	try {
		$this->cart_controller->calculate_totals();
	} catch ( \Exception $e ) {
		$message = wp_specialchars_decode( $e->getMessage(), ENT_QUOTES );
		return Error::processing_error( 'totals_calculation_error', $message )->to_rest_response();
	}

	// Build response from canonical cart schema.
	$response = $this->schema->get_item_response( $checkout_session );

	// Add protocol headers.
	return AgenticCheckoutUtils::add_protocol_headers( rest_ensure_response( $response ), $request );
}