Events WebSocket

common/Service/Event/Dispatcher.php

@@ -0,0 +1,29 @@
+<?php
+namespace ProVM\Common\Service\Event;
+
+use Psr\Container\ContainerInterface as Container;
+use Psr\EventDispatcher\EventDispatcherInterface;
+use ProVM\Common\Define\Event\Request;
+use ProVM\Common\Factory\Event\{Response as ResponseBuilder, Listener};
+
+class Dispatcher implements EventDispatcherInterface {
+  protected $container;
+  public function __construct(Container $container) {
+    $this->container = $container;
+  }
+  protected $listeners;
+  public function register(string $action, callable $listener) {
+    $this->listeners[$action] = $listener;
+  }
+  public function dispatch(object $event) {
+    if (!is_a($event, Request::class)) {
+      throw new \InvalidArgumentException('Argument passed for dispatch NEEDS to be a ' . Request::class);
+    }
+    $action = $event->getAction();
+    if (!isset($this->listeners[$action])) {
+      throw new \InvalidArgumentException($action . ' not set.');
+    }
+    $response = $this->container->get(ResponseBuilder::class)->build($event);
+    return $this->container->get(Listener::class)->build($this->listeners[$action], $event, $response);
+  }
+}