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<?php |
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declare(strict_types=1); |
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namespace R3bers\BittrexApi\Message; |
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use Psr\Http\Message\ResponseInterface; |
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use R3bers\BittrexApi\Exception\TransformResponseException; |
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/** |
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* Class ResponseTransformer |
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* @package R3bers\BittrexApi\Message |
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*/ |
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class ResponseTransformer |
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{ |
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/** |
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* @param ResponseInterface $response |
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* @param bool|null $needSequence |
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* @return array |
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* @throws TransformResponseException |
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*/ |
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public function transform(ResponseInterface $response, ?bool $needSequence = null): array |
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{ |
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$body = (string)$response->getBody(); |
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if (strpos($response->getHeaderLine('Content-Type'), 'application/json') === 0) { |
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$content = json_decode($body, true); |
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if (JSON_ERROR_NONE === json_last_error()) { |
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if ($needSequence) |
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$content = array_merge($content, $this->transformHeader($response)); |
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return $content; |
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} |
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throw new TransformResponseException('Error transforming response to array. JSON_ERROR: ' |
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. json_last_error()); |
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} |
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throw new TransformResponseException('Error transforming response to array. Content-Type |
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is not application/json'); |
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} |
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/** |
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* @param ResponseInterface $response |
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* @return array |
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* @throws TransformResponseException |
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*/ |
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public function transformHeader(ResponseInterface $response): array |
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{ |
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$responseHeaders = $response->getHeaders(); |
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if (!(isset($responseHeaders['Sequence'][0]) and is_numeric($responseHeaders['Sequence'][0]))) |
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throw new TransformResponseException('Error getting sequence from response headers.'); |
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else { |
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$content = []; |
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$content['Sequence'] = (int)$responseHeaders['Sequence'][0]; |
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return $content; |
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} |
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} |
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} |
r3bers /
bittrex-api
