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<?php
/**
 * The Payment Method Tokens endpoint.
 *
 * @package WooCommerce\PayPalCommerce\ApiClient\Endpoint
 */

declare(strict_types=1);

namespace WooCommerce\PayPalCommerce\ApiClient\Endpoint;

use Psr\Log\LoggerInterface;
use stdClass;
use WooCommerce\PayPalCommerce\ApiClient\Authentication\Bearer;
use WooCommerce\PayPalCommerce\ApiClient\Entity\PaymentSource;
use WooCommerce\PayPalCommerce\ApiClient\Exception\PayPalApiException;
use WooCommerce\PayPalCommerce\ApiClient\Exception\RuntimeException;

/**
 * Class PaymentMethodTokensEndpoint
 */
class PaymentMethodTokensEndpoint {

use RequestTrait;

/**
	 * The host.
	 *
	 * @var string
	 */
	private $host;

/**
	 * The bearer.
	 *
	 * @var Bearer
	 */
	private $bearer;

/**
	 * The logger.
	 *
	 * @var LoggerInterface
	 */
	private $logger;

/**
	 * PaymentMethodTokensEndpoint constructor.
	 *
	 * @param string          $host The host.
	 * @param Bearer          $bearer The bearer.
	 * @param LoggerInterface $logger The logger.
	 */
	public function __construct( string $host, Bearer $bearer, LoggerInterface $logger ) {
		$this->host   = $host;
		$this->bearer = $bearer;
		$this->logger = $logger;
	}

/**
	 * Creates a setup token.
	 *
	 * @param PaymentSource $payment_source The payment source.
	 *
	 * @return stdClass
	 *
	 * @throws RuntimeException When something when wrong with the request.
	 * @throws PayPalApiException When something when wrong setting up the token.
	 */
	public function setup_tokens( PaymentSource $payment_source ): stdClass {
		$data = array(
			'payment_source' => array(
				$payment_source->name() => $payment_source->properties(),
			),
		);

$bearer = $this->bearer->bearer();
		$url    = trailingslashit( $this->host ) . 'v3/vault/setup-tokens';

$args = array(
			'method'  => 'POST',
			'headers' => array(
				'Authorization'     => 'Bearer ' . $bearer->token(),
				'Content-Type'      => 'application/json',
				'PayPal-Request-Id' => uniqid( 'ppcp-', true ),
			),
			'body'    => wp_json_encode( $data ),
		);

$response = $this->request( $url, $args );

if ( is_wp_error( $response ) || ! is_array( $response ) ) {
			throw new RuntimeException( 'Not able to create setup token.' );
		}

$json        = json_decode( $response['body'] );
		$status_code = (int) wp_remote_retrieve_response_code( $response );
		if ( ! in_array( $status_code, array( 200, 201 ), true ) ) {
			throw new PayPalApiException(
				$json,
				$status_code
			);
		}

return $json;
	}

/**
	 * Creates a payment token for the given payment source.
	 *
	 * @param PaymentSource $payment_source The payment source.
	 *
	 * @return stdClass
	 *
	 * @throws RuntimeException When something when wrong with the request.
	 * @throws PayPalApiException When something when wrong setting up the token.
	 */
	public function create_payment_token( PaymentSource $payment_source ): stdClass {
		$data = array(
			'payment_source' => array(
				$payment_source->name() => $payment_source->properties(),
			),
		);

$bearer = $this->bearer->bearer();
		$url    = trailingslashit( $this->host ) . 'v3/vault/payment-tokens';

$response = $this->request( $url, $args );

if ( is_wp_error( $response ) || ! is_array( $response ) ) {
			throw new RuntimeException( 'Not able to create setup token.' );
		}

return $json;
	}
}