<?php
declare(strict_types=1);
namespace Kreait\Firebase\AppCheck;
use Beste\Json;
use GuzzleHttp\ClientInterface;
use Kreait\Firebase\Exception\AppCheckApiExceptionConverter;
use Kreait\Firebase\Exception\AppCheckException;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\UriInterface;
use Throwable;
/**
* @internal
*
* @phpstan-import-type AppCheckTokenShape from AppCheckToken
*/
final class ApiClient
{
public function __construct(
private readonly ClientInterface $client,
private readonly AppCheckApiExceptionConverter $errorHandler,
) {
}
/**
* @throws AppCheckException
*
* @return AppCheckTokenShape
*/
public function exchangeCustomToken(string $appId, string $customToken): array
{
$response = $this->requestApi('POST', 'apps/'.$appId.':exchangeCustomToken', [
'headers' => [
'Content-Type' => 'application/json; UTF-8',
],
'body' => Json::encode([
'customToken' => $customToken,
]),
]);
/** @var AppCheckTokenShape $decoded */
$decoded = Json::decode((string) $response->getBody(), true);
return $decoded;
}
/**
* @param non-empty-string $method
* @param array<string, mixed>|null $options
* @throws AppCheckException
*/
private function requestApi(string $method, string|UriInterface $uri, ?array $options = null): ResponseInterface
{
$options ??= [];
try {
return $this->client->request($method, $uri, $options);
} catch (Throwable $e) {
throw $this->errorHandler->convertException($e);
}
}
}