From 2db3e3da852261cc44bffc818600aaaf506df6e3 Mon Sep 17 00:00:00 2001
From: ritwik-69 <72665321+ritwik-69@users.noreply.github.com>
Date: Thu, 13 Jun 2024 15:08:44 +0530
Subject: [PATCH] server:Add game event handler for JOIN_GAME event

This commit creates the event handler for JOIN_GAME event to let new
players join the server before the game is started by the host.

Fixes:#93
---
 backend/src/uno-game-engine/events/joinGame.ts | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 backend/src/uno-game-engine/events/joinGame.ts

diff --git a/backend/src/uno-game-engine/events/joinGame.ts b/backend/src/uno-game-engine/events/joinGame.ts
new file mode 100644
index 0000000..1697a57
--- /dev/null
+++ b/backend/src/uno-game-engine/events/joinGame.ts
@@ -0,0 +1,12 @@
+import { assert } from 'console';
+import { GameEngine } from '../engine';
+import { registerEventHandler } from '../gameEvents';
+
+export function joinGame(game: GameEngine, event: GameEvent): EventResult {
+    assert(event.type === 'JOIN_GAME', 'Invalid event type');
+    const player: Player = { id: event.playerId, cards: [] };
+    game.addPlayer(player);
+    return { type: 'SUCCESS', message: 'player joined successfully' };
+}
+
+registerEventHandler('JOIN_GAME', joinGame);