From f90562dc9d31d0f36203ad9213a1de912cf6380c Mon Sep 17 00:00:00 2001
From: Erb3 <49862976+Erb3@users.noreply.github.com>
Date: Mon, 3 Jun 2024 21:29:11 +0200
Subject: [PATCH] Check if username is taken Fixes #46

---
 src/game.rs | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/game.rs b/src/game.rs
index 1ccfd25..578ac03 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -40,7 +40,29 @@ pub fn on_connect(socket: SocketRef) {
 						"join-response",
 						packets::JoinResponsePacket {
 							ok: false,
-							error: Some("Bad username!".to_string()),
+							error: Some("Bad username".to_string()),
+						},
+					)
+					.unwrap();
+
+				socket.disconnect().unwrap();
+				return;
+			}
+
+			if state
+				.lock()
+				.unwrap()
+				.leaderboard
+				.clone()
+				.into_iter()
+				.any(|v| v.1 .0 .0 == data.username)
+			{
+				socket
+					.emit(
+						"join-response",
+						packets::JoinResponsePacket {
+							ok: false,
+							error: Some("Username taken".to_string()),
 						},
 					)
 					.unwrap();