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<?php

namespace Google\Site_Kit_Dependencies\GuzzleHttp;

use Google\Site_Kit_Dependencies\GuzzleHttp\Message\MessageFactoryInterface;
use Google\Site_Kit_Dependencies\GuzzleHttp\Message\RequestInterface;
use Google\Site_Kit_Dependencies\GuzzleHttp\Event\ProgressEvent;
use Google\Site_Kit_Dependencies\GuzzleHttp\Message\Request;
use Google\Site_Kit_Dependencies\GuzzleHttp\Ring\Core;
use Google\Site_Kit_Dependencies\GuzzleHttp\Stream\Stream;
use Google\Site_Kit_Dependencies\GuzzleHttp\Exception\RequestException;
/**
 * Provides the bridge between Guzzle requests and responses and Guzzle Ring.
 */
class RingBridge
{
    /**
     * Creates a Ring request from a request object.
     *
     * This function does not hook up the "then" and "progress" events that
     * would be required for actually sending a Guzzle request through a
     * RingPHP handler.
     *
     * @param RequestInterface $request Request to convert.
     *
     * @return array Converted Guzzle Ring request.
     */
    public static function createRingRequest(\Google\Site_Kit_Dependencies\GuzzleHttp\Message\RequestInterface $request)
    {
        $options = $request->getConfig()->toArray();
        $url = $request->getUrl();
        // No need to calculate the query string twice (in URL and query).
        $qs = ($pos = \strpos($url, '?')) ? \substr($url, $pos + 1) : null;
        return ['scheme' => $request->getScheme(), 'http_method' => $request->getMethod(), 'url' => $url, 'uri' => $request->getPath(), 'headers' => $request->getHeaders(), 'body' => $request->getBody(), 'version' => $request->getProtocolVersion(), 'client' => $options, 'query_string' => $qs, 'future' => isset($options['future']) ? $options['future'] : \false];
    }
    /**
     * Creates a Ring request from a request object AND prepares the callbacks.
     *
     * @param Transaction $trans Transaction to update.
     *
     * @return array Converted Guzzle Ring request.
     */
    public static function prepareRingRequest(\Google\Site_Kit_Dependencies\GuzzleHttp\Transaction $trans)
    {
        // Clear out the transaction state when initiating.
        $trans->exception = null;
        $request = self::createRingRequest($trans->request);
        // Emit progress events if any progress listeners are registered.
        if ($trans->request->getEmitter()->hasListeners('progress')) {
            $emitter = $trans->request->getEmitter();
            $request['client']['progress'] = function ($a, $b, $c, $d) use($trans, $emitter) {
                $emitter->emit('progress', new \Google\Site_Kit_Dependencies\GuzzleHttp\Event\ProgressEvent($trans, $a, $b, $c, $d));
            };
        }
        return $request;
    }
    /**
     * Handles the process of processing a response received from a ring
     * handler. The created response is added to the transaction, and the
     * transaction stat is set appropriately.
     *
     * @param Transaction             $trans          Owns request and response.
     * @param array                   $response       Ring response array
     * @param MessageFactoryInterface $messageFactory Creates response objects.
     */
    public static function completeRingResponse(\Google\Site_Kit_Dependencies\GuzzleHttp\Transaction $trans, array $response, \Google\Site_Kit_Dependencies\GuzzleHttp\Message\MessageFactoryInterface $messageFactory)
    {
        $trans->state = 'complete';
        $trans->transferInfo = isset($response['transfer_stats']) ? $response['transfer_stats'] : [];
        if (!empty($response['status'])) {
            $options = [];
            if (isset($response['version'])) {
                $options['protocol_version'] = $response['version'];
            }
            if (isset($response['reason'])) {
                $options['reason_phrase'] = $response['reason'];
            }
            $trans->response = $messageFactory->createResponse($response['status'], isset($response['headers']) ? $response['headers'] : [], isset($response['body']) ? $response['body'] : null, $options);
            if (isset($response['effective_url'])) {
                $trans->response->setEffectiveUrl($response['effective_url']);
            }
        } elseif (empty($response['error'])) {
            // When nothing was returned, then we need to add an error.
            $response['error'] = self::getNoRingResponseException($trans->request);
        }
        if (isset($response['error'])) {
            $trans->state = 'error';
            $trans->exception = $response['error'];
        }
    }
    /**
     * Creates a Guzzle request object using a ring request array.
     *
     * @param array $request Ring request
     *
     * @return Request
     * @throws \InvalidArgumentException for incomplete requests.
     */
    public static function fromRingRequest(array $request)
    {
        $options = [];
        if (isset($request['version'])) {
            $options['protocol_version'] = $request['version'];
        }
        if (!isset($request['http_method'])) {
            throw new \InvalidArgumentException('No http_method');
        }
        return new \Google\Site_Kit_Dependencies\GuzzleHttp\Message\Request($request['http_method'], \Google\Site_Kit_Dependencies\GuzzleHttp\Ring\Core::url($request), isset($request['headers']) ? $request['headers'] : [], isset($request['body']) ? \Google\Site_Kit_Dependencies\GuzzleHttp\Stream\Stream::factory($request['body']) : null, $options);
    }
    /**
     * Get an exception that can be used when a RingPHP handler does not
     * populate a response.
     *
     * @param RequestInterface $request
     *
     * @return RequestException
     */
    public static function getNoRingResponseException(\Google\Site_Kit_Dependencies\GuzzleHttp\Message\RequestInterface $request)
    {
        $message = <<<EOT
Sending the request did not return a response, exception, or populate the
transaction with a response. This is most likely due to an incorrectly
implemented RingPHP handler. If you are simply trying to mock responses,
then it is recommended to use the GuzzleHttp\\Ring\\Client\\MockHandler.
EOT;
        return new \Google\Site_Kit_Dependencies\GuzzleHttp\Exception\RequestException($message, $request);
    }
}