Implemented a very simple game to test the wager system

KfChatDotNetBot/Commands/KasinoGambaCommands.cs

@@ -0,0 +1,61 @@
+using System.Text.RegularExpressions;
+using KfChatDotNetBot.Extensions;
+using KfChatDotNetBot.Models;
+using KfChatDotNetBot.Models.DbModels;
+using KfChatDotNetBot.Services;
+using KfChatDotNetWsClient.Models.Events;
+
+namespace KfChatDotNetBot.Commands;
+
+[KasinoCommand]
+[WagerCommand]
+public class GuessWhatNumberCommand : ICommand
+{
+    public List<Regex> Patterns => [
+        new Regex(@"^guess (?<amount>\d+) (?<number>\d+)$", RegexOptions.IgnoreCase),
+        new Regex(@"^guess (?<amount>\d+\.\d+) (?<number>\d+)$", RegexOptions.IgnoreCase),
+        new Regex("^guess$")
+    ];
+    public string? HelpText => "What number am I thinking of?";
+    public UserRight RequiredRight => UserRight.TrueAndHonest;
+    public TimeSpan Timeout => TimeSpan.FromSeconds(10);
+    public RateLimitOptionsModel? RateLimitOptions => null;
+    public async Task RunCommand(ChatBot botInstance, MessageModel message, UserDbModel user, GroupCollection arguments,
+        CancellationToken ctx)
+    {
+        if (!arguments.TryGetValue("amount", out var amount))
+        {
+            await botInstance.SendChatMessageAsync($"{user.FormatUsername()}, not enough arguments. !guess <wager> <number between 1 and 10>", true);
+            return;
+        }
+
+        var wager = Convert.ToDecimal(amount);
+        var guess = Convert.ToInt32(arguments["number"].Value);
+        var gambler = await Money.GetGamblerEntityAsync(user.Id, ct: ctx);
+        if (gambler == null)
+            throw new InvalidOperationException($"Caught a null when retrieving gambler for {user.KfUsername}");
+        if (gambler.Balance < wager)
+        {
+            await botInstance.SendChatMessageAsync(
+                $"{user.FormatUsername()}, your balance of {await gambler.Balance.FormatKasinoCurrencyAsync()} isn't enough for this wager.",
+                true);
+            return;
+        }
+
+        var answer = Money.GetRandomNumber(gambler, 1, 10);
+        if (guess == answer)
+        {
+            var effect = wager * 9;
+            await Money.NewWagerAsync(gambler.Id, wager, effect, WagerGame.GuessWhatNumber, ct: ctx);
+            await botInstance.SendChatMessageAsync(
+                $"{user.FormatUsername()}, correct! You won {await effect.FormatKasinoCurrencyAsync()} and your balance is now {await (gambler.Balance + effect).FormatKasinoCurrencyAsync()}",
+                true);
+            return;
+        }
+
+        await Money.NewWagerAsync(gambler.Id, wager, -wager, WagerGame.GuessWhatNumber, ct: ctx);
+        await botInstance.SendChatMessageAsync(
+            $"{user.FormatUsername()}, wrong! I was thinking of {answer}. Your balance is now {await (gambler.Balance - wager).FormatKasinoCurrencyAsync()}",
+            true);
+    }
+}

KfChatDotNetBot/Models/DbModels/MoneyDbModels.cs

@@ -287,7 +287,9 @@ public enum WagerGame
     /// <summary>
     /// This is for betting pools based on some sort of event or outcome
     /// </summary>
-    Event
+    Event,
+    [Description("Guess what number I'm thinking of")]
+    GuessWhatNumber
 }
 
 public enum GamblerState