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<?php
namespace Elements;
use Elements\Controller\Card;
use Elements\Controller\Home;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Matcher\UrlMatcher;
use Symfony\Component\Routing\RequestContext;
use Symfony\Component\Routing\Route;
use Symfony\Component\Routing\RouteCollection;
class Router
{
private ?RouteCollection $routes;
private array $routeFunctions = [];
/**
* Router constructor.
*/
public function __construct()
{
/**@var Request $request*/
$request = Request::createFromGlobals();
$response = new Response();
$this->routes = new RouteCollection();
$this->addRoute('GET', '/', [Home::class, 'index']);
$this->addRoute('GET', '/card/{id}', [Card::class, 'get']);
$this->addRoute('POST', '/card/add', [Card::class, 'add']);
$context = new RequestContext();
$context->fromRequest($request);
$matcher = new UrlMatcher($this->routes, $context);
try {
$match = $matcher->match($request->getPathInfo());
$request->attributes->set('route', $match);
// run controller function
$content = call_user_func($this->routeFunctions[$match['_route']], $request);
// set response to new response
if ($content instanceof Response) {
$response = $content;
}
// set content directly otherwise
else {
$response->setContent($content);
}
}
// catch any errors
catch (AppException $exception) {
$response->setStatusCode($exception->getCode());
$response->setContent($exception->getMessage());
} catch (\Exception $exception) {
$response->setStatusCode(Response::HTTP_BAD_REQUEST);
$response->setContent($exception->getMessage());
}
$response->send();
}
/**
* @param string|array $methods
* @param string $path
* @param callable $function
*/
public function addRoute(string|array $methods, string $path, array $function)
{
$name = "$function[0]::$function[1]";
$this->routes->add($name, new Route($path, methods: (array)$methods));
$this->routeFunctions[$name] = $function;
}
}
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