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<?php |
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namespace Softonic\GraphQL; |
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use Psr\Http\Message\ResponseInterface; |
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class ResponseBuilder |
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{ |
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private $dataObjectBuilder; |
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public function __construct(DataObjectBuilder $dataObjectBuilder = null) |
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{ |
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$this->dataObjectBuilder = $dataObjectBuilder; |
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} |
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public function build(ResponseInterface $httpResponse) |
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{ |
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$body = $httpResponse->getBody(); |
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$normalizedResponse = $this->getNormalizedResponse($body); |
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$dataObject = array_key_exists('dataObject', $normalizedResponse) |
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? $normalizedResponse['dataObject'] |
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: []; |
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return new Response( |
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$normalizedResponse['data'], |
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$normalizedResponse['errors'], |
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$dataObject |
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); |
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} |
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private function getNormalizedResponse(string $body) |
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{ |
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$decodedResponse = $this->getJsonDecodedResponse($body); |
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if (false === array_key_exists('data', $decodedResponse) && empty($decodedResponse['errors'])) { |
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throw new \UnexpectedValueException( |
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'Invalid GraphQL JSON response. Response body: ' . json_encode($decodedResponse) |
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); |
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} |
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$result = [ |
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'data' => $decodedResponse['data'] ?? [], |
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'errors' => $decodedResponse['errors'] ?? [], |
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]; |
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if (!is_null($this->dataObjectBuilder)) { |
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$result['dataObject'] = $this->dataObjectBuilder->buildQuery($decodedResponse['data'] ?? []); |
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} |
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return $result; |
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} |
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private function getJsonDecodedResponse(string $body) |
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{ |
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$response = json_decode($body, true); |
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$error = json_last_error(); |
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if (JSON_ERROR_NONE !== $error) { |
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throw new \UnexpectedValueException( |
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'Invalid JSON response. Response body: ' . $body |
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); |
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} |
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return $response; |
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} |
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} |
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softonic /
graphql-client
