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<?php declare(strict_types=1);
/**
 * Copyright (c) 2017 Holger Woltersdorf & Contributors
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 */
namespace IceHawk\IceHawk\Routing;
use IceHawk\IceHawk\Interfaces\HandlesWriteRequest;
use IceHawk\IceHawk\Routing\Interfaces\ProvidesMatchResult;
use IceHawk\IceHawk\Routing\Interfaces\RoutesToWriteHandler;
use IceHawk\IceHawk\Routing\Patterns\NamedRegExp;
/**
 * Class WriteRouteGroup
 * @package IceHawk\IceHawk\Routing
 */
final class WriteRouteGroup implements RoutesToWriteHandler
{
    /** @var NamedRegExp */
    private $pattern;
    /** @var HandlesWriteRequest */
    private $requestHandler;
    /** @var array|RoutesToWriteHandler[] */
    private $routes;
    /** @var array */
    private $uriParams = [];
    public function __construct( ProvidesMatchResult $pattern, array $routes = [] )
    {
        $this->pattern = $pattern;
        foreach ( $routes as $route )
        {
            $this->addRoute( $route );
        }
    }
    public function addRoute( RoutesToWriteHandler $route ) : self
    {
        $this->routes[] = $route;
        return $this;
    }
    public function matches( string $uri ) : bool
    {
        if ( !$this->pattern->matches( $uri ) )
        {
            return false;
        }
        $this->uriParams = $this->pattern->getMatches();
        foreach ( $this->routes as $route )
        {
            if ( !$route->matches( $uri ) )
            {
                continue;
            }
            $this->requestHandler = $route->getRequestHandler();
            foreach ( $route->getUriParams() as $key => $param )
            {
                $this->uriParams[ $key ] = $param;
            }
            return true;
        }
        return false;
    }
    public function getUriParams() : array
    {
        return $this->uriParams;
    }
    /**
     * @return HandlesWriteRequest|null
     */
    public function getRequestHandler()
    {
        return $this->requestHandler;
    }
}