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<?php |
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/* |
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* Copyright (c) Nate Brunette. |
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* Distributed under the MIT License (http://opensource.org/licenses/MIT) |
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*/ |
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declare(strict_types=1); |
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namespace Tebru\Retrofit\Internal\ServiceMethod; |
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use LogicException; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Tebru\Retrofit\Call; |
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use Tebru\Retrofit\CallAdapter; |
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use Tebru\Retrofit\Internal\RequestBuilder; |
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use Tebru\Retrofit\ParameterHandler; |
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use Tebru\Retrofit\ResponseBodyConverter; |
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use Tebru\Retrofit\Internal\ServiceMethod; |
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/** |
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* Class DefaultServiceMethod |
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* |
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* This is the class that [@see Call]s will interact with. Its main responsibility is taking |
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* known request parameters and applying arguments supplied at runtime to build a PSR-7 request |
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* object. Additionally, it converts responses and adapts [@Call]s. |
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* |
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* @author Nate Brunette <[email protected]> |
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*/ |
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final class DefaultServiceMethod implements ServiceMethod |
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{ |
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/** |
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* Request method |
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* |
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* @var string |
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*/ |
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private $method; |
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/** |
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* Request base url |
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* |
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* @var string |
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*/ |
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private $baseUrl; |
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/** |
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* Request path |
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* |
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* @var string |
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*/ |
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private $path; |
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/** |
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* @var array |
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*/ |
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private $headers; |
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/** |
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* Array of parameter handlers |
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* |
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* @var ParameterHandler[] |
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*/ |
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private $parameterHandlers; |
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/** |
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* The call adapter to use |
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* |
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* @var CallAdapter |
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*/ |
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private $callAdapter; |
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/** |
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* Response body converter |
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* |
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* @var ResponseBodyConverter |
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*/ |
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private $responseBodyConverter; |
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/** |
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* Error body converter |
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* |
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* @var ResponseBodyConverter |
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*/ |
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private $errorBodyConverter; |
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/** |
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* Constructor |
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* |
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* @param string $method |
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* @param string $baseUrl |
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* @param string $uri |
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* @param array $headers |
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* @param array $parameterHandlers |
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* @param CallAdapter $callAdapter |
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* @param ResponseBodyConverter $responseBodyConverter |
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* @param ResponseBodyConverter $errorBodyConverter |
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*/ |
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public function __construct( |
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string $method, |
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string $baseUrl, |
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string $uri, |
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array $headers, |
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array $parameterHandlers, |
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CallAdapter $callAdapter, |
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ResponseBodyConverter $responseBodyConverter, |
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ResponseBodyConverter $errorBodyConverter |
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) { |
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$this->method = $method; |
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$this->baseUrl = $baseUrl; |
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$this->path = $uri; |
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$this->headers = $headers; |
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$this->parameterHandlers = $parameterHandlers; |
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$this->callAdapter = $callAdapter; |
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$this->responseBodyConverter = $responseBodyConverter; |
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$this->errorBodyConverter = $errorBodyConverter; |
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} |
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/** |
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* Apply runtime arguments and build request |
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* |
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* @param array $args |
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* @return RequestInterface |
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* @throws \LogicException |
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*/ |
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public function toRequest(array $args): RequestInterface |
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{ |
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if (\count($this->parameterHandlers) !== \count($args)) { |
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throw new LogicException(sprintf( |
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'Retrofit: Incompatible number of arguments. Expected %d and got %s. This either ' . |
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'means that the service method was not called with the correct number of parameters, ' . |
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'or there is not an annotation for every parameter.', |
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\count($this->parameterHandlers), |
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\count($args) |
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)); |
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} |
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$requestBuilder = new RequestBuilder( |
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$this->method, |
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$this->baseUrl, |
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$this->path, |
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$this->headers |
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); |
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foreach ($this->parameterHandlers as $index => $parameterHandler) { |
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$parameterHandler->apply($requestBuilder, $args[$index]); |
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} |
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return $requestBuilder->build(); |
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} |
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/** |
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* Take a response and convert it to expected value |
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* |
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* @param ResponseInterface $response |
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* @return mixed |
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*/ |
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public function toResponseBody(ResponseInterface $response) |
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{ |
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return $this->responseBodyConverter->convert($response->getBody()); |
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} |
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/** |
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* Take a response and convert it to expected value |
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* |
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* @param ResponseInterface $response |
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* @return mixed |
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*/ |
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public function toErrorBody(ResponseInterface $response) |
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{ |
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return $this->errorBodyConverter->convert($response->getBody()); |
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} |
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/** |
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* Take a [@see Call] and adapt to expected value |
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* |
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* @param Call $call |
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* @return mixed |
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*/ |
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public function adapt(Call $call) |
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{ |
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return $this->callAdapter->adapt($call); |
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} |
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} |
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tebru /
retrofit-php
