Suspicion on the Space Station gamemode (#849)

Content.Server/GameTicking/GamePresets/PresetDeathMatch.cs

@@ -1,5 +1,7 @@
-using Content.Server.GameTicking.GameRules;
+using System.Collections.Generic;
+using Content.Server.GameTicking.GameRules;
 using Content.Server.Interfaces.GameTicking;
+using Robust.Server.Interfaces.Player;
 using Robust.Shared.IoC;
 
 namespace Content.Server.GameTicking.GamePresets
@@ -10,9 +12,10 @@ namespace Content.Server.GameTicking.GamePresets
         [Dependency] private readonly IGameTicker _gameTicker;
 #pragma warning restore 649
 
-        public override void Start()
+        public override bool Start(IReadOnlyList<IPlayerSession> readyPlayers)
         {
             _gameTicker.AddGameRule<RuleDeathMatch>();
+            return true;
         }
 
         public override string ModeTitle => "Deathmatch";

Content.Server/GameTicking/GamePresets/PresetSandbox.cs

@@ -1,4 +1,6 @@
-using Content.Server.Sandbox;
+using System.Collections.Generic;
+using Content.Server.Sandbox;
+using Robust.Server.Interfaces.Player;
 using Robust.Shared.IoC;
 
 namespace Content.Server.GameTicking.GamePresets
@@ -9,9 +11,10 @@ namespace Content.Server.GameTicking.GamePresets
         [Dependency] private readonly ISandboxManager _sandboxManager;
 #pragma warning restore 649
 
-        public override void Start()
+        public override bool Start(IReadOnlyList<IPlayerSession> readyPlayers)
         {
             _sandboxManager.IsSandboxEnabled = true;
+            return true;
         }
 
         public override string ModeTitle => "Sandbox";

Content.Server/GameTicking/GamePresets/PresetSuspicion.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Content.Server.GameTicking.GameRules;
+using Content.Server.Interfaces.Chat;
+using Content.Server.Interfaces.GameTicking;
+using Content.Server.Mobs.Roles;
+using Content.Server.Players;
+using Content.Server.Sandbox;
+using NFluidsynth;
+using Robust.Server.Interfaces.Player;
+using Robust.Shared.Interfaces.Random;
+using Robust.Shared.IoC;
+using Robust.Shared.Random;
+using Logger = Robust.Shared.Log.Logger;
+
+namespace Content.Server.GameTicking.GamePresets
+{
+    public class PresetSuspicion : GamePreset
+    {
+#pragma warning disable 649
+        [Dependency] private readonly ISandboxManager _sandboxManager;
+        [Dependency] private readonly IChatManager _chatManager;
+        [Dependency] private readonly IGameTicker _gameTicker;
+        [Dependency] private readonly IRobustRandom _random;
+#pragma warning restore 649
+
+        public int MinPlayers { get; set; } = 5;
+        public int MinTraitors { get; set; } = 2;
+        public int PlayersPerTraitor { get; set; } = 5;
+
+        public override bool Start(IReadOnlyList<IPlayerSession> readyPlayers)
+        {
+            if (readyPlayers.Count < MinPlayers)
+            {
+                _chatManager.DispatchServerAnnouncement($"Not enough players readied up for the game! There were {readyPlayers.Count} players readied up out of {MinPlayers} needed.");
+                return false;
+            }
+
+            var list = new List<IPlayerSession>(readyPlayers);
+            var numTraitors = Math.Max(readyPlayers.Count() % PlayersPerTraitor, MinTraitors);
+
+            for (var i = 0; i < numTraitors; i++)
+            {
+                var traitor = _random.PickAndTake(list);
+                var mind = traitor.Data.ContentData().Mind;
+                mind.AddRole(new SuspicionTraitorRole(mind));
+            }
+
+            foreach (var player in list)
+            {
+                var mind = player.Data.ContentData().Mind;
+                mind.AddRole(new SuspicionInnocentRole(mind));
+            }
+
+            _gameTicker.AddGameRule<RuleSuspicion>();
+            return true;
+        }
+
+        public override string ModeTitle => "Suspicion";
+        public override string Description => "Suspicion on the Space Station. There are traitors on board... Can you kill them before they kill you?";
+    }
+}