From 33ac8ab1b662751862c23709a8245046184e4cea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Reinert?= <reinerttomas@gmail.com>
Date: Thu, 7 Mar 2024 16:18:06 +0100
Subject: [PATCH] publisher / dispatcher pattern

---
 src/Event/FightStartingEvent.php            | 16 +++++++++++++
 src/Event/OutputFightStartingSubscriber.php | 26 +++++++++++++++++++++
 src/Game.php                                |  5 ++++
 3 files changed, 47 insertions(+)
 create mode 100644 src/Event/FightStartingEvent.php
 create mode 100644 src/Event/OutputFightStartingSubscriber.php

diff --git a/src/Event/FightStartingEvent.php b/src/Event/FightStartingEvent.php
new file mode 100644
index 0000000..10fa78e
--- /dev/null
+++ b/src/Event/FightStartingEvent.php
@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Event;
+
+use App\Character\Character;
+
+readonly class FightStartingEvent
+{
+    public function __construct(
+        public Character $player,
+        public Character $ai,
+    ) {
+    }
+}
diff --git a/src/Event/OutputFightStartingSubscriber.php b/src/Event/OutputFightStartingSubscriber.php
new file mode 100644
index 0000000..a4750a8
--- /dev/null
+++ b/src/Event/OutputFightStartingSubscriber.php
@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Event;
+
+use Symfony\Component\Console\Input\ArrayInput;
+use Symfony\Component\Console\Output\ConsoleOutput;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+class OutputFightStartingSubscriber implements EventSubscriberInterface
+{
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            FightStartingEvent::class => 'onFightStart',
+        ];
+    }
+
+    public function onFightStart(FightStartingEvent $event): void
+    {
+        $io = new SymfonyStyle(new ArrayInput([]), new ConsoleOutput());
+        $io->note('Fight is starting against: ' . $event->ai->getNickname());
+    }
+}
diff --git a/src/Game.php b/src/Game.php
index 43345c7..fdac92f 100644
--- a/src/Game.php
+++ b/src/Game.php
@@ -13,8 +13,10 @@
 use App\Builder\CharacterBuilderFactory;
 use App\Character\Character;
 use App\Character\CharacterType;
+use App\Event\FightStartingEvent;
 use App\Observer\CanObserverFight;
 use Random\RandomException;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 
 class Game
 {
@@ -23,11 +25,14 @@ class Game
 
     public function __construct(
         private CharacterBuilderFactory $characterBuilderFactory,
+        private EventDispatcherInterface $eventDispatcher,
     ) {
     }
 
     public function play(Character $player, Character $enemy): Fight
     {
+        $this->eventDispatcher->dispatch(new FightStartingEvent($player, $enemy));
+
         $player->rest();
 
         $fight = new Fight();