DataClientIdEndpoint.php

<?php

/**
 * The Data Client ID endpoint.
 *
 * @package WooCommerce\PayPalCommerce\Button\Endpoint
 */
declare (strict_types=1);
namespace WooCommerce\PayPalCommerce\Button\Endpoint;

use Exception;
use WooCommerce\PayPalCommerce\Vendor\Psr\Log\LoggerInterface;
use WooCommerce\PayPalCommerce\ApiClient\Endpoint\IdentityToken;
use WooCommerce\PayPalCommerce\ApiClient\Exception\PayPalApiException;
use WooCommerce\PayPalCommerce\ApiClient\Exception\RuntimeException;
use WooCommerce\PayPalCommerce\Button\Exception\NonceValidationException;
/**
 * Class DataClientIdEndpoint
 */
class DataClientIdEndpoint implements \WooCommerce\PayPalCommerce\Button\Endpoint\EndpointInterface
{
    const ENDPOINT = 'ppc-data-client-id';
    /**
     * The Request Data Helper.
     *
     * @var RequestData
     */
    private $request_data;
    /**
     * The Identity Token.
     *
     * @var IdentityToken
     */
    private $identity_token;
    /**
     * The logger.
     *
     * @var LoggerInterface
     */
    protected $logger;
    /**
     * DataClientIdEndpoint constructor.
     *
     * @param RequestData     $request_data The Request Data Helper.
     * @param IdentityToken   $identity_token The Identity Token.
     * @param LoggerInterface $logger The logger.
     */
    public function __construct(\WooCommerce\PayPalCommerce\Button\Endpoint\RequestData $request_data, IdentityToken $identity_token, LoggerInterface $logger)
    {
        $this->request_data = $request_data;
        $this->identity_token = $identity_token;
        $this->logger = $logger;
    }
    /**
     * Returns the nonce.
     *
     * @return string
     */
    public static function nonce(): string
    {
        return self::ENDPOINT;
    }
    /**
     * Handles the request.
     */
    public function handle_request(): void
    {
        try {
            $this->request_data->read_request($this->nonce());
            $user_id = get_current_user_id();
            $token = $this->identity_token->generate_for_user($user_id);
            wp_send_json(array('token' => $token->token(), 'expiration' => $token->expiration_timestamp(), 'user' => $user_id));
        } catch (NonceValidationException $error) {
            wp_send_json_error(array('message' => $error->getMessage()), 400);
        } catch (Exception $error) {
            $this->logger->error('Client ID retrieval failed: ' . $error->getMessage());
            wp_send_json_error(array('name' => $error instanceof PayPalApiException ? $error->name() : '', 'message' => $error->getMessage(), 'code' => $error->getCode(), 'details' => $error instanceof PayPalApiException ? $error->details() : array()));
        }
    }
}