Northwoods\Middleware\LazyMiddleware

Complexity

Total Complexity

3

Size/Duplication

Total Lines	27
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	10	2
A	process()	0	6	1

<?php
declare(strict_types=1);

namespace Northwoods\Middleware;

use InvalidArgumentException;
use Psr\Container\ContainerInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;

class LazyMiddleware implements MiddlewareInterface
{
    /** @var ContainerInterface */
    private $container;

    /** @var string */
    private $middleware;

    public function __construct(ContainerInterface $container, string $middleware)
    {
        if (! is_subclass_of($middleware, MiddlewareInterface::class, true)) {
            throw new InvalidArgumentException(
                sprintf('%s does not implement %s', $middleware, MiddlewareInterface::class)
            );
        }

        $this->container = $container;
        $this->middleware = $middleware;
    }

    // MiddlewareInterface
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        /** @var MiddlewareInterface */
        $middleware = $this->container->get($this->middleware);

        return $middleware->process($request, $handler);
    }
}