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<?php |
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namespace Vindi; |
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use Psr\Http\Message\ResponseInterface; |
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use GuzzleHttp\Exception\ClientException; |
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use Vindi\Exceptions\ValidationException; |
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use Vindi\Http\Client; |
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use Vindi\Exceptions\RequestException; |
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use Vindi\Exceptions\RateLimitException; |
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/** |
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* Class ApiRequester |
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* |
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* @package Vindi |
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*/ |
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class ApiRequester |
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{ |
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/** |
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* @var \Vindi\Http\Client |
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*/ |
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public $client; |
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/** |
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* @var ResponseInterface |
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*/ |
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public $lastResponse; |
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/** |
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* @var array |
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*/ |
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public $lastOptions; |
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/** |
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* ApiRequester constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->client = new Client; |
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} |
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/** |
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* @param string $method HTTP Method. |
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* @param string $endpoint Relative to API base path. |
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* @param array $options Options for the request. |
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* |
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* @return mixed |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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* @throws \Vindi\Exceptions\RateLimitException |
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* @throws \Vindi\Exceptions\RequestException |
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*/ |
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public function request($method, $endpoint, array $options = []) |
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{ |
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$this->lastOptions = $options; |
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try { |
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$response = $this->client->request($method, $endpoint, $options); |
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} catch (ClientException $e) { |
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$response = $e->getResponse(); |
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} |
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return $this->response($response); |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @return object |
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* @throws RateLimitException |
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* @throws \Vindi\Exceptions\RequestException |
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*/ |
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public function response(ResponseInterface $response) |
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{ |
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$this->lastResponse = $response; |
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$content = $response->getBody()->getContents(); |
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$decoded = json_decode($content); // parse as object |
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$data = $decoded; |
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if (!empty($decoded)) { |
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reset($decoded); |
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$data = current($decoded); // get first attribute from array, e.g.: subscription, subscriptions, errors. |
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} |
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$this->checkRateLimit($response) |
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->checkForErrors($response, $data); |
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return $data; |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @return $this |
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* @throws RateLimitException |
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*/ |
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private function checkRateLimit(ResponseInterface $response) |
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{ |
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if (429 === $response->getStatusCode()) { |
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throw new RateLimitException($response); |
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} |
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return $this; |
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} |
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/** |
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* @param ResponseInterface $response |
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* @param mixed $data |
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8 |
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* |
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* @return $this |
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* @throws \Vindi\Exceptions\RequestException |
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*/ |
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private function checkForErrors(ResponseInterface $response, $data) |
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{ |
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$status = $response->getStatusCode(); |
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$data = (array)$data; |
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$statusClass = (int)($status / 100); |
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if (($statusClass === 4) || ($statusClass === 5)) { |
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switch ($status) { |
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case 422: |
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throw new ValidationException($status, $data, $this->lastOptions); |
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default: |
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throw new RequestException($status, $data, $this->lastOptions); |
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} |
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} |
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return $this; |
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} |
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} |
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Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: