public function device($attributes = [])
{
if (!$this->isAlexaRequest()) {
return null;
}
if (!is_null($this->device)) {
return $this->device;
}
if (!array_key_exists($this->alexaConfig['device']['device_identifier'], $attributes)) {
$attributes[$this->alexaConfig['device']['device_identifier']] = $this->alexaRequest->getUserId();
}
$result = $this->deviceProvider->retrieveByCredentials($attributes);
if ($result instanceof AmazonEchoDevice) {
$this->device = $result;
}
return $result;
}
