From fa12fcea58dc4f1cf8f4f52d78b59ba477bbf248 Mon Sep 17 00:00:00 2001
From: Kwoth <master.kwoth@gmail.com>
Date: Tue, 5 Nov 2024 04:17:52 +0000
Subject: [PATCH] change: .race will now have 82-94% payout rate based on the
 number of players playign (1-12, x0.01 per player). Any player over 12 won't
 increase payout

---
 CHANGELOG.md                                  |  2 ++
 .../Gambling/AnimalRacing/AnimalRace.cs       | 12 +++++++++--
 .../AnimalRacing/AnimalRacingCommands.cs      | 20 +++++++++++--------
 3 files changed, 24 insertions(+), 10 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83c0512b5..1566397a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,8 @@ Mostly based on [keepachangelog](https://keepachangelog.com/en/1.0.0/) except da
 ### Changed
 
 - `.plant/pick` password font size will be slightly bigger
+- `.race` will now have 82-94% payout rate based on the number of players playing (1-12, x0.01 per player).
+  - Any player over 12 won't increase payout
 
 ### Fixed
 
diff --git a/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRace.cs b/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRace.cs
index e82f622e1..5b5e439f3 100644
--- a/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRace.cs
+++ b/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRace.cs
@@ -6,6 +6,10 @@ namespace NadekoBot.Modules.Gambling.Common.AnimalRacing;
 
 public sealed class AnimalRace : IDisposable
 {
+    public const double BASE_MULTIPLIER = 0.82;
+    public const double MAX_MULTIPLIER = 0.94;
+    public const double MULTI_PER_USER = 0.01;
+
     public enum Phase
     {
         WaitingForPlayers,
@@ -100,7 +104,7 @@ public sealed class AnimalRace : IDisposable
             foreach (var user in _users)
             {
                 if (user.Bet > 0)
-                    await _currency.AddAsync(user.UserId, user.Bet, new("animalrace", "refund"));
+                    await _currency.AddAsync(user.UserId, (long)(user.Bet * BASE_MULTIPLIER), new("animalrace", "refund"));
             }
 
             _ = OnStartingFailed?.Invoke(this);
@@ -131,8 +135,10 @@ public sealed class AnimalRace : IDisposable
 
             if (FinishedUsers[0].Bet > 0)
             {
+                Multi = FinishedUsers.Count
+                        * Math.Min(MAX_MULTIPLIER, BASE_MULTIPLIER + (MULTI_PER_USER * FinishedUsers.Count));
                 await _currency.AddAsync(FinishedUsers[0].UserId,
-                    FinishedUsers[0].Bet * (_users.Count - 1),
+                    (long)(FinishedUsers[0].Bet * Multi),
                     new("animalrace", "win"));
             }
 
@@ -140,6 +146,8 @@ public sealed class AnimalRace : IDisposable
         });
     }
 
+    public double Multi { get; set; } = BASE_MULTIPLIER;
+
     public void Dispose()
     {
         CurrentPhase = Phase.Ended;
diff --git a/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRacingCommands.cs b/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRacingCommands.cs
index 48bc21c4e..01523c064 100644
--- a/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRacingCommands.cs
+++ b/src/NadekoBot/Modules/Gambling/AnimalRacing/AnimalRacingCommands.cs
@@ -74,10 +74,14 @@ public partial class Gambling
                 if (race.FinishedUsers[0].Bet > 0)
                 {
                     return Response()
-                           .Confirm(GetText(strs.animal_race),
-                               GetText(strs.animal_race_won_money(Format.Bold(winner.Username),
-                                   winner.Animal.Icon,
-                                   (race.FinishedUsers[0].Bet * (race.Users.Count - 1)) + CurrencySign)))
+                           .Embed(_sender.CreateEmbed()
+                                         .WithOkColor()
+                                         .WithTitle(GetText(strs.animal_race))
+                                         .WithDescription(GetText(strs.animal_race_won_money(
+                                             Format.Bold(winner.Username),
+                                             winner.Animal.Icon,
+                                             N(race.FinishedUsers[0].Bet * race.Multi))))
+                                         .WithFooter($"x{race.Multi:F2}"))
                            .SendAsync();
                 }
 
@@ -129,10 +133,10 @@ public partial class Gambling
             else
             {
                 await msg.ModifyAsync(x => x.Embed = _sender.CreateEmbed()
-                                                        .WithTitle(GetText(strs.animal_race))
-                                                        .WithDescription(text)
-                                                        .WithOkColor()
-                                                        .Build());
+                                                            .WithTitle(GetText(strs.animal_race))
+                                                            .WithDescription(text)
+                                                            .WithOkColor()
+                                                            .Build());
             }
         }