/**
* @param callable[] $middleware
* @param callable $last
* @return callable
*/
private function getNext(array $middleware, callable $last)
{
return function (ServerRequestInterface $request, ResponseInterface $response) use($middleware, $last) {
if (!$request instanceof ActionRequest) {
$request = new ActionRequest($request);
}
$this->request = $request;
if (count($middleware)) {
$next = array_shift($middleware);
$response = $next($request, $response, $this->getNext($middleware, $last));
if (!$response instanceof ResponseInterface) {
throw new InvalidResponseException('Invalid response returned from: ' . \Jivoo\Utilities::callableToString($next));
}
return $response;
}
$response = $last($request, $response);
if (!$response instanceof ResponseInterface) {
throw new InvalidResponseException('Invalid response returned from: ' . \Jivoo\Utilities::callableToString($last));
}
return $response;
};
}
