From 024f509b0e268b64c342312dd91b1eca500fe382 Mon Sep 17 00:00:00 2001
From: RHM <righthandman176@proton.me>
Date: Sat, 13 Sep 2025 21:58:10 +0200
Subject: [PATCH] abc

---
 backend/src/api.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/backend/src/api.js b/backend/src/api.js
index 215ab04..e541135 100644
--- a/backend/src/api.js
+++ b/backend/src/api.js
@@ -213,8 +213,9 @@ router.post("/games", asyncHandler(async (req, res) => {
 
     try {
         await conn.beginTransaction();
+
         const [gameResult] = await conn.query(
-            "INSERT INTO current_games (is_open, is_local) VALUES (?, ?, ?)",
+            "INSERT INTO current_games (is_open, is_local) VALUES (?, ?)",
             [true, is_local]
         );
 
@@ -279,6 +280,13 @@ router.post("/games/:id/players", asyncHandler(async (req, res) => {
 
     try {
         await conn.beginTransaction();
+
+        const [alreadyJoined] = await conn.query(
+            "SELECT 1 FROM game_players WHERE game = ? AND user = ?",
+            [gameId, user]
+        );
+        if (alreadyJoined.length) throw new ApiError(400, "User already joined this game");
+
         const [gameRows] = await conn.query(
             "SELECT * FROM current_games WHERE id = ? AND is_open = TRUE AND is_local = FALSE",
             [gameId]