Yiisoft\RequestModel\CallableWrapper

Complexity

Total Complexity

4

Size/Duplication

Total Lines	23
Duplicated Lines	0 %

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	process()	0	5	2
A	__construct()	0	5	1
A	getHandlerParams()	0	3	1

<?php

declare(strict_types=1);

namespace Yiisoft\RequestModel;

use Psr\Container\ContainerInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use Yiisoft\Injector\Injector;
use ReflectionFunction;
use Closure;

final class CallableWrapper implements MiddlewareInterface
{
    private ContainerInterface $container;
    private RequestModelFactory $factory;
    private Closure $callback;

    public function __construct(ContainerInterface $container, RequestModelFactory $factory, Closure $callback)
    {
        $this->container = $container;
        $this->factory = $factory;
        $this->callback = $callback;
    }

    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $params = array_merge([$request, $handler], $this->factory->createInstances($request, $this->getHandlerParams()));
        $response = (new Injector($this->container))->invoke($this->callback, $params);
        return $response instanceof MiddlewareInterface ? $response->process($request, $handler) : $response;
    }

    private function getHandlerParams(): array
    {
        return (new ReflectionFunction($this->callback))->getParameters();
    }
}