Router.php

<?php
/**
 * User: grnspc
 * Date: 7/7/2020
 * Time: 10:01 AM
 */

namespace grnspc\phpmvc;

use grnspc\phpmvc\exception\NotFoundException;

/**
 * Class Router
 *
 * @author  Nathan Robinson <greenspace.nr@gmail.com>
 * @package grnspc\mvc
 */
class Router
{
    private Request $request;
    private Response $response;
    private array $routeMap = [];

    public function __construct(Request $request, Response $response)
    {
        $this->request = $request;
        $this->response = $response;
    }

    public function get(string $url, $callback)
    {
        $this->routeMap['get'][$url] = $callback;
    }

    public function post(string $url, $callback)
    {
        $this->routeMap['post'][$url] = $callback;
    }

    public function resolve()
    {
        $method = $this->request->getMethod();
        $url = $this->request->getUrl();
        $callback = $this->routeMap[$method][$url] ?? false;
        if (!$callback) {
            throw new NotFoundException();
        }
        if (is_string($callback)) {
            return $this->renderView($callback);
        }
        if (is_array($callback)) {
            /**
             * @var $controller \grnspc\phpmvc\Controller
             */
            $controller = new $callback[0];
            $controller->action = $callback[1];
            Application::$app->controller = $controller;
            $middlewares = $controller->getMiddlewares();
            foreach ($middlewares as $middleware) {
                $middleware->execute();
            }
            $callback[0] = $controller;
        }
        return call_user_func($callback, $this->request, $this->response);
    }

    public function renderView($view, $params = [])
    {
        return Application::$app->view->renderView($view, $params);
    }

    public function renderViewOnly($view, $params = [])
    {
        return Application::$app->view->renderViewOnly($view, $params);
    }
}