/**
* Execute a http request. If payload == null no body will be sent. Empty body ('{}') is supported by sending a
* empty stdClass.
*
* @param string $path
* @param string $method
* @param mixed|null $payload
*
* @throws Exceptions\ValidationException if the API returns a 4xx http status code. Usually means invalid data was sent.
* @throws Exceptions\UnautorizedException if the API returns a 401 http status code. Check API token and key.
* @throws Exceptions\UnexpectedException if the API returns a 500 http status code or something unexpected happens (ie.: Network error).
*
* @return stdClass
*/
protected function httpRequest($path, $method, $payload = null)
{
$http_sess = $this->moip->getSession();
$headers = [];
$body = null;
if ($payload !== null) {
$body = json_encode($payload, JSON_UNESCAPED_SLASHES);
if ($body) {
// if it's json serializable
$headers['Content-Type'] = 'application/json';
} else {
$body = null;
}
}
try {
$http_response = $http_sess->request($path, $headers, $body, $method);
} catch (Requests_Exception $e) {
throw new Exceptions\UnexpectedException($e);
}
$code = $http_response->status_code;
$response_body = $http_response->body;
if ($code >= 200 && $code < 300) {
return json_decode($response_body);
} elseif ($code == 401) {
throw new Exceptions\UnautorizedException();
} elseif ($code >= 400 && $code <= 499) {
$errors = Exceptions\Error::parseErrors($response_body);
throw new Exceptions\ValidationException($code, $errors);
}
throw new Exceptions\UnexpectedException();
}
