testing something, won't compile

NadekoBot.Core/Modules/Gambling/Common/CurrencyRaffleGame.cs

@@ -0,0 +1,40 @@
+using NadekoBot.Core.Services;
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace NadekoBot.Core.Modules.Gambling.Common
+{
+    public class CurrencyRaffleGame
+    {
+        private readonly HashSet<(string, ulong)> _users = new HashSet<(string, ulong)>();
+        private readonly int _amount;
+        private readonly CurrencyService _cs;
+        private readonly DbService _db;
+        private bool running;
+
+        public CurrencyRaffleGame(int amount, CurrencyService cs, DbService db)
+        {
+            if (amount < 1)
+                throw new ArgumentOutOfRangeException();
+
+            _amount = amount;
+            _cs = cs;
+            _db = db;
+        }
+
+        public async Task<bool> AddUser(string username, ulong userId)
+        {
+            
+        }
+
+        public void ForceStop()
+        {
+            lock (_locker)
+            {
+                running = false;
+            }
+        }
+    }
+}