/**
* {@inheritdoc}
*/
public function retrieveResponse(UriInterface $endpoint, $requestBody, array $extraHeaders = [], $method = 'POST')
{
if (!$this->client) {
$this->client = new BaseHttpClient();
}
$request = new Request(new Uri($endpoint->getAbsoluteUri()));
$request->setMethod($method);
if ($requestBody && is_array($requestBody)) {
$request->setPosts($requestBody);
}
foreach ($extraHeaders as $name => $value) {
$request->addHeader($name, $value);
}
$response = $this->client->send($request);
return $response->getBody();
}
