/**
* @param Delivery $message
*
* @return Response
*
* @throws ReplyException
*/
protected function createResponse(Delivery $message)
{
$headers = $message->getHeaders();
if (!empty($headers['x-error'])) {
throw new ReplyException($headers['x-error'], isset($headers['x-error-code']) ? $headers['x-error-code'] : 0);
}
$value = $this->getEncoder()->decode(new Encoded($message->getProperty('content-type', null), $message->getBody()));
return new Response($value, $headers);
}
/**
* @param Delivery $message
*
* @return Request
*
* @throws \Exception
*/
private function createRequest(Delivery $message)
{
$topic = (string) $message->getRoutingKey();
$headers = $message->getHeaders();
$arguments = json_decode($message->getBody(), true);
if (json_last_error() !== JSON_ERROR_NONE) {
throw new EncodingException('Unable to decode request: ' . json_last_error_msg());
}
return new Request($topic, $arguments, $headers);
}
/**
* Create and publish reply message for given request message.
*
* @param Delivery $request
* @param string $body
*/
private function reply(Delivery $request, $body)
{
$reply = new Message($body, ['correlation-id' => $request->getProperty('correlation-id')]);
$this->channel->publish($reply, '', $request->getProperty('reply-to'));
}