问添加到中间件中的日志记录头

EN

class GuzzleClientLoggingHandler
{
    /** @var HandlerStack */
    private $handlerStack;

    public function __construct(HandlerStack $handlerStack)
    {
        $this->handlerStack = $handlerStack;
    }

    public function log(): HandlerStack
    {
        $logger = Logger::getLogger(__CLASS__);

        $middleware = Middleware::log($logger, $this->request());
        $this->handlerStack->unshift($middleware);

        $middleware = Middleware::log($logger, $this->response());
        $this->handlerStack->unshift($middleware);

        return $this->handlerStack;
    }
}

new Client([
    'base_uri' => 'https://example.com',
    'handler' => (new GuzzleClientLoggingHandler($handlerStack))->log()
]);

$handlerStack->unshift(new LanguageMiddleware());

public function __invoke(callable $handler)
{
    return function (RequestInterface $request, array $options) use ($handler) {
        $request = modify_request($request, [
            'set_headers' => [
                'Accept-Language' => Session::get('language')
            ]
        ]);

        return $handler($request, $options);
    };
}