<?php

namespace DistributingCarriers\Infrastructure\Messaging;

class CommandBus
{
    private $handlers = [];

    public function register(string $commandClass, callable $handler): void
    {
        $this->handlers[$commandClass] = $handler;
    }

    public function dispatch(object $command): void
    {
        $commandClass = \get_class($command);
        if (!isset($this->handlers[$commandClass])) {
            throw new \Exception("No handler registered for command: $commandClass");
        }

        $handler = $this->handlers[$commandClass];
        $handler($command);
    }
}