NilPortugues\MessageBus\QueryBus\QueryBus::__invoke()

Complexity

Conditions	5
Paths	6

Size

Total Lines	20
Code Lines	12

Duplication

Lines	0
Ratio	0 %

<?php
    public function __invoke(Query $query, callable $next = null) : QueryResponse
    {
        $middleware = $this->middleware;
        $current = array_shift($middleware);

        if (!empty($middleware)) {
            foreach ($middleware as $queryBusMiddleware) {
                $callable = function ($query) use ($queryBusMiddleware) {
                    return $queryBusMiddleware->__invoke($query);
                };

                $response = $current->__invoke($query, $callable);
                $current = $queryBusMiddleware;
            }
        } elseif ($current) {
            $response = $current->__invoke($query);
        }

        return (!empty($response)) ? $response : EmptyResponse::create();
    }
}