<?php

namespace Framework;

class Router{

    private $uri;

    /**
     * Constructor method
     * Executed when an instance of the Router class is created
     */

    public function __construct(){
         $this->uri = parse_url($_SERVER['REQUEST_URI'])['path'];
    }

    /**
     * Method to route the request to the appropriate controller 
     * based on the provided routes
     */

    public function routeToController($routes){
        /**
         * Check if the requested URI exists in the routes array.
         * If it exists, require (include and execute) the file corresponding to the route.
         * If the route doesn't exist, call the abort method to handle the error
         */

        if(array_key_exists($this->uri, $routes)){
            list($controller, $method) = explode('@', $routes[$this->uri]);
            $controllerPath = __DIR__ . '/../app/controllers/' . $controller . '.php';

            if(file_exists($controllerPath)){
                require $controllerPath;
                $controller = new $controller();

                if(method_exists($controller, $method)){
                    $controller->$method();
                }else{
                    $this->abort();
                }
            }else{
                $this->abort();
            }
        }else{
            $this->abort();
        }
    }

    /**
     * Method to handle HTTP errors 
     * Default is 404 - Not Found
     */

    public function abort($code = 404){
        /**
         * Set the HTTP response code to the specified value.
         * Then include and execute the corresponding error view (e.g., "views/404.php") and Terminate the script execution
         */

        http_response_code($code);
        require "views/{$code}.php";
        die();
    }
}
?>