<?php

require './vendor/autoload.php';

use Szenis\Routing\Router;

$router = new Router();
$router->get('/{n:date}-{w:item}', function($date, $item) {
    return 'hello world';
});

$response = $router->resolve($_SERVER['REQUEST_URI'], $_SERVER['REQUEST_METHOD']);

switch ($response['code']) {
    case \Szenis\Routing\Route::STATUS_NOT_FOUND:
        // render your 404 page here...
        break;
    
    case \Szenis\Routing\Route::STATUS_FOUND:
        // the router only resolves the route, here is an example how to execute the route.
        if ($response['handler'] instanceof \Closure) {
            echo call_user_func_array($response['handler'], $response['arguments']);
        }
        
        break;
}

error_reporting(E_ALL);
ini_set('display_errors', 1);

/**
 * initialize the router class
 */
$router = new Router();

/**
 * Route matches the url '/' for the GET method
 */
$router->add('/', 'GET', function() {
    // the closure will be executed when route is triggerd and will return 'hello world'
    return 'hello world!'; 
});

/**
 * It is posible to add one or multiple wildcards in one route
 */
$router->add('/user/{id}', 'GET', function($id) {
    return $id;
});

/**
 * It is also posible to allow mulitple methods for one route (methods should be separated with a '|')
 */
$router->add('/user/{id}/edit', 'GET|POST', function($id) {
    return 'user id: '.$id;
});

/**
 * Or when u are using controllers in a namespace you could give the full path to a controller (controller::action)
 *
 * Since version 2.0 executing the handler is up to you.
 */
$router->add('/user/{id}/delete', 'DELETE', 'App\Controllers\UserController::delete');

/**
 * Since version 1.1 there are shortcut methods for get, post, put, patch, delete and any.
 * You can use them as follow
 */
$router->get('/example/get', function() {});        // Will match GET requests
$router->post('/example/post', function() {});      // Will match POST requests
$router->put('/example/put', function() {});        // Will match PUT requests
$router->patch('/example/patch', function() {});    // Will match PATCH requests
$router->delete('/example/delete', function() {});  // Will match DELETE requests
$router->any('/example/any', function() {});        // Will match GET, POST, PUT, PATCH, DELETE requests

/**
 * resolve the route and receive the response
 *
 * The response is an array with the following keys
 * - code (contains 200 if the route is found, else 404)
 * - handler (contains the handler, often a \Closure or full path to your controller action)
 * - arguments (contains the route arguments if any)
 */
$response = $router->resolve($_SERVER['REQUEST_URI'], $_SERVER['REQUEST_METHOD']);

/**
 * To execute your route you have to do the following
 */

switch ($response['code']) {
    case \Szenis\Routing\Route::STATUS_NOT_FOUND:
        // render your 404 page here...
        break;
    
    case \Szenis\Routing\Route::STATUS_FOUND:
        // the router only resolves the route, here is an example how to execute the route.
        if ($response['handler'] instanceof \Closure) {
            echo call_user_func_array($response['handler'], $response['arguments']);
        }
        
        // if your handler is a full path to your function you could execute it with this:
        $className = substr($response['handler'], 0, strpos($response['handler'], '::'));
        $functionName = substr($response['handler'], strpos($response['handler'], '::') + 2);

        echo call_user_func_array(array((new $className), $functionName), $response['arguments']);

        break;
}

// The id must be a number
$router->add('/user/{n:id}', 'GET', 'App\Controllers\UserController::show');

// The id must contain either alfabetic chars or numbers
$router->add('/user/{an:id}', 'GET', 'App\Controllers\UserController::show');

// Now we want everything behind docs/ in the page variable
// For example when we go to the url /docs/user/edit we will receive user/edit in the page variable
$router->add('/docs/{*:page}', 'GET', function($page) {
    // do something with $page
});

// Optional parameter example
$router->add('/hello/{a:name}/{?:lastname}', 'GET', function($name, $lastname = null) {
    // check if lastname is provided
    // if ($lastname) {...}
})