<?php

require __DIR__ . "/../vendor/autoload.php";

use Ratchet\MessageComponentInterface;
use Ratchet\ConnectionInterface;
use Ratchet\Server\IoServer;
use Ratchet\Http\HttpServer;
use Ratchet\Http\Router;
use Ratchet\WebSocket\WsServer;
use Symfony\Component\Routing\RouteCollection;
use Symfony\Component\Routing\Route;
use Symfony\Component\Routing\RequestContext;
use Symfony\Component\Routing\Matcher\UrlMatcher;
use ComCen\Http\LoginController;
use ComCen\Http\RegisterController;
use ComCen\Database\Handler;

class WebSocketServer implements MessageComponentInterface
{
    private array $connectedUsers = [];

    private function deleteGivenId(int $id): void
    {
        foreach ($this->connectedUsers as $key => $conn) {
            if ($conn->resourceId === $id) {
                unset($this->connectedUsers[$key]);
                return;
            }
        }
    }
    public function onOpen(ConnectionInterface $conn): void
    {
        $this->connectedUsers[] = $conn;
        $conn->send("Connected users: " . count($this->connectedUsers) . " (One is you)");
        echo "New connection: {$conn->resourceId}\n";
    }

    public function onMessage(ConnectionInterface $from, $msg): void
    {
        foreach ($this->connectedUsers as $conn) {
            if ($from->resourceId !== $conn->resourceId) {
                $conn->send("From user " . $from->resourceId . ": " . $msg);
            }
        }
        $from->send("Message sent to others");
    }

    public function onClose(ConnectionInterface $conn): void
    {
        $this->deleteGivenId($conn->resourceId);
        echo "Connection {$conn->resourceId} closed\n";
    }

    public function onError(ConnectionInterface $conn, \Exception $e): void
    {
        echo "Error: {$e->getMessage()}\n";
        $this->onClose($conn);
    }
}

$routes = new RouteCollection();
$routes->add("login",    new Route("/login",    ["_controller" => new LoginController()]));
$routes->add("register", new Route("/register", ["_controller" => new RegisterController()]));
$routes->add("ws",       new Route("/ws",       ["_controller" => new WsServer(new WebSocketServer())]));

$server = IoServer::factory(
    new HttpServer(new Router(new UrlMatcher($routes, new RequestContext()))),
    8080,
    "0.0.0.0"
);

Handler::getInstance()->init();
echo "Server running on http://localhost:8080\n";

$server->run();