<?php

declare(strict_types=1);

namespace Nyholm\Psr7;

use Psr\Http\Message\{RequestInterface, StreamInterface, UriInterface};

/**
* @author Tobias Nyholm <tobias.nyholm@gmail.com>
* @author Martijn van der Ven <martijn@vanderven.se>
*
* @final This class should never be extended. See https://github.com/Nyholm/psr7/blob/master/doc/final.md
*/
class Request implements RequestInterface
{
use MessageTrait;
use RequestTrait;

/**
* @param string $method HTTP method
* @param string|UriInterface $uri URI
* @param array $headers Request headers
* @param string|resource|StreamInterface|null $body Request body
* @param string $version Protocol version
*/
public function __construct(string $method, $uri, array $headers = [], $body = null, string $version = '1.1')
{
if (!($uri instanceof UriInterface)) {
$uri = new Uri($uri);
}

$this->method = $method;
$this->uri = $uri;
$this->setHeaders($headers);
$this->protocol = $version;

if (!$this->hasHeader('Host')) {
$this->updateHostFromUri();
}

// If we got no body, defer initialization of the stream until Request::getBody()
if ('' !== $body && null !== $body) {
$this->stream = Stream::create($body);
}
}
}