class RequestContext

class RequestContext {
    private string $baseUrl;
    private string $pathInfo;
    private string $method;
    private string $host;
    private string $scheme;
    private int $httpPort;
    private int $httpsPort;
    private string $queryString;
    private array $parameters = [];
    public function __construct(string $baseUrl = '', string $method = 'GET', string $host = 'localhost', string $scheme = 'http', int $httpPort = 80, int $httpsPort = 443, string $path = '/', string $queryString = '') {
        $this->setBaseUrl($baseUrl);
        $this->setMethod($method);
        $this->setHost($host);
        $this->setScheme($scheme);
        $this->setHttpPort($httpPort);
        $this->setHttpsPort($httpsPort);
        $this->setPathInfo($path);
        $this->setQueryString($queryString);
    }
    public static function fromUri(string $uri, string $host = 'localhost', string $scheme = 'http', int $httpPort = 80, int $httpsPort = 443) : self {
        if (false !== ($i = strpos($uri, '\\')) && $i < strcspn($uri, '?#')) {
            $uri = '';
        }
        if ('' !== $uri && (\ord($uri[0]) <= 32 || \ord($uri[-1]) <= 32 || \strlen($uri) !== strcspn($uri, "\r\n\t"))) {
            $uri = '';
        }
        $uri = parse_url($uri);
        $scheme = $uri['scheme'] ?? $scheme;
        $host = $uri['host'] ?? $host;
        if (isset($uri['port'])) {
            if ('http' === $scheme) {
                $httpPort = $uri['port'];
            }
            elseif ('https' === $scheme) {
                $httpsPort = $uri['port'];
            }
        }
        return new self($uri['path'] ?? '', 'GET', $host, $scheme, $httpPort, $httpsPort);
    }
    
    /**
     * Updates the RequestContext information based on a HttpFoundation Request.
     *
     * @return $this
     */
    public function fromRequest(Request $request) : static {
        $this->setBaseUrl($request->getBaseUrl());
        $this->setPathInfo($request->getPathInfo());
        $this->setMethod($request->getMethod());
        $this->setHost($request->getHost());
        $this->setScheme($request->getScheme());
        $this->setHttpPort($request->isSecure() || null === $request->getPort() ? $this->httpPort : $request->getPort());
        $this->setHttpsPort($request->isSecure() && null !== $request->getPort() ? $request->getPort() : $this->httpsPort);
        $this->setQueryString($request->server
            ->get('QUERY_STRING', ''));
        return $this;
    }
    
    /**
     * Gets the base URL.
     */
    public function getBaseUrl() : string {
        return $this->baseUrl;
    }
    
    /**
     * Sets the base URL.
     *
     * @return $this
     */
    public function setBaseUrl(string $baseUrl) : static {
        $this->baseUrl = rtrim($baseUrl, '/');
        return $this;
    }
    
    /**
     * Gets the path info.
     */
    public function getPathInfo() : string {
        return $this->pathInfo;
    }
    
    /**
     * Sets the path info.
     *
     * @return $this
     */
    public function setPathInfo(string $pathInfo) : static {
        $this->pathInfo = $pathInfo;
        return $this;
    }
    
    /**
     * Gets the HTTP method.
     *
     * The method is always an uppercased string.
     */
    public function getMethod() : string {
        return $this->method;
    }
    
    /**
     * Sets the HTTP method.
     *
     * @return $this
     */
    public function setMethod(string $method) : static {
        $this->method = strtoupper($method);
        return $this;
    }
    
    /**
     * Gets the HTTP host.
     *
     * The host is always lowercased because it must be treated case-insensitive.
     */
    public function getHost() : string {
        return $this->host;
    }
    
    /**
     * Sets the HTTP host.
     *
     * @return $this
     */
    public function setHost(string $host) : static {
        $this->host = strtolower($host);
        return $this;
    }
    
    /**
     * Gets the HTTP scheme.
     */
    public function getScheme() : string {
        return $this->scheme;
    }
    
    /**
     * Sets the HTTP scheme.
     *
     * @return $this
     */
    public function setScheme(string $scheme) : static {
        $this->scheme = strtolower($scheme);
        return $this;
    }
    
    /**
     * Gets the HTTP port.
     */
    public function getHttpPort() : int {
        return $this->httpPort;
    }
    
    /**
     * Sets the HTTP port.
     *
     * @return $this
     */
    public function setHttpPort(int $httpPort) : static {
        $this->httpPort = $httpPort;
        return $this;
    }
    
    /**
     * Gets the HTTPS port.
     */
    public function getHttpsPort() : int {
        return $this->httpsPort;
    }
    
    /**
     * Sets the HTTPS port.
     *
     * @return $this
     */
    public function setHttpsPort(int $httpsPort) : static {
        $this->httpsPort = $httpsPort;
        return $this;
    }
    
    /**
     * Gets the query string without the "?".
     */
    public function getQueryString() : string {
        return $this->queryString;
    }
    
    /**
     * Sets the query string.
     *
     * @return $this
     */
    public function setQueryString(?string $queryString) : static {
        // string cast to be fault-tolerant, accepting null
        $this->queryString = (string) $queryString;
        return $this;
    }
    
    /**
     * Returns the parameters.
     */
    public function getParameters() : array {
        return $this->parameters;
    }
    
    /**
     * Sets the parameters.
     *
     * @param array $parameters The parameters
     *
     * @return $this
     */
    public function setParameters(array $parameters) : static {
        $this->parameters = $parameters;
        return $this;
    }
    
    /**
     * Gets a parameter value.
     */
    public function getParameter(string $name) : mixed {
        return $this->parameters[$name] ?? null;
    }
    
    /**
     * Checks if a parameter value is set for the given parameter.
     */
    public function hasParameter(string $name) : bool {
        return \array_key_exists($name, $this->parameters);
    }
    
    /**
     * Sets a parameter value.
     *
     * @return $this
     */
    public function setParameter(string $name, mixed $parameter) : static {
        $this->parameters[$name] = $parameter;
        return $this;
    }
    public function isSecure() : bool {
        return 'https' === $this->scheme;
    }

}