New Objective: Ensure another traitor stays alive. (#6020)

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Server/GameTicking/Rules/TraitorRuleSystem.cs

@@ -42,6 +42,8 @@ public class TraitorRuleSystem : GameRuleSystem
 
     private const string TraitorPrototypeID = "Traitor";
     
+    public int TotalTraitors => _traitors.Count;
+
     public override void Initialize()
     {
         base.Initialize();

Content.Server/Objectives/Conditions/RandomTraitorAliveCondition.cs

@@ -0,0 +1,79 @@
+using System.Collections.Generic;
+using Content.Server.Mind.Components;
+using Content.Server.Objectives.Interfaces;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Random;
+using Robust.Shared.Localization;
+using Robust.Shared.Utility;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Content.Server.Traitor;
+
+namespace Content.Server.Objectives.Conditions
+{
+    [DataDefinition]
+    public class RandomTraitorAliveCondition : IObjectiveCondition
+    {
+        protected Mind.Mind? Target;
+
+        public IObjectiveCondition GetAssigned(Mind.Mind mind)
+        {
+            var entityMgr = IoCManager.Resolve<IEntityManager>();
+            List<Mind.Mind> _allOtherTraitors = new List<Mind.Mind>();
+
+            foreach (var targetMind in entityMgr.EntityQuery<MindComponent>())
+            {
+                if (targetMind.Mind?.CharacterDeadIC == false && targetMind.Mind != mind && targetMind.Mind?.HasRole<TraitorRole>() == true)
+                {
+                        _allOtherTraitors.Add(targetMind.Mind);
+                }
+            }
+
+            return new RandomTraitorAliveCondition {Target = IoCManager.Resolve<IRobustRandom>().Pick(_allOtherTraitors)};
+        }
+
+        public string Title
+        {
+            get
+            {
+                var targetName = string.Empty;
+
+                if (Target == null)
+                    return Loc.GetString("objective-condition-other-traitor-alive-title", ("targetName", targetName));
+
+                if (Target.CharacterName != null)
+                    targetName = Target.CharacterName;
+                else if (Target.OwnedEntity is {Valid: true} owned)
+                    targetName = IoCManager.Resolve<IEntityManager>().GetComponent<MetaDataComponent>(owned).EntityName;
+
+                return Loc.GetString("objective-condition-other-traitor-alive-title", ("targetName", targetName));
+            }
+        }
+
+        public string Description => Loc.GetString("objective-condition-other-traitor-alive-description");
+
+        public SpriteSpecifier Icon => new SpriteSpecifier.Rsi(new ResourcePath("Objects/Misc/bureaucracy.rsi"), "folder_red");
+
+        public float Progress => (!Target?.CharacterDeadIC ?? true) ? 1f : 0f;
+
+        public float Difficulty => 1.75f;
+
+        public bool Equals(IObjectiveCondition? other)
+        {
+            return other is RandomTraitorAliveCondition kpc && Equals(Target, kpc.Target);
+        }
+
+        public override bool Equals(object? obj)
+        {
+            if (ReferenceEquals(null, obj)) return false;
+            if (ReferenceEquals(this, obj)) return true;
+            return obj is RandomTraitorAliveCondition alive && alive.Equals(this);
+        }
+
+        public override int GetHashCode()
+        {
+            return Target?.GetHashCode() ?? 0;
+        }
+    }
+}

Content.Server/Objectives/Conditions/StayAliveCondition.cs

@@ -21,7 +21,7 @@ namespace Content.Server.Objectives.Conditions
 
         public string Description => Loc.GetString("objective-condition-stay-alive-description");
 
-        public SpriteSpecifier Icon => new SpriteSpecifier.Rsi(new ResourcePath("Objects/Misc/skub.rsi"), "icon"); //didn't know what else would have been a good icon for staying alive
+        public SpriteSpecifier Icon => new SpriteSpecifier.Rsi(new ResourcePath("Objects/Misc/bureaucracy.rsi"), "folder_white");
 
         public float Progress => (_mind?.CharacterDeadIC ?? false) ? 0f : 1f;
 

Content.Server/Objectives/Requirements/MultipleTraitorsRequirement.cs

@@ -0,0 +1,21 @@
+using System;
+using Content.Server.Objectives.Interfaces;
+using Content.Server.Traitor;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.GameObjects;
+using Content.Server.GameTicking.Rules;
+
+namespace Content.Server.Objectives.Requirements
+{
+    [DataDefinition]
+    public class MultipleTraitorsRequirement : IObjectiveRequirement
+    {
+        [DataField("traitors")]
+        private readonly int _requiredTraitors = 2;
+
+        public bool CanBeAssigned(Mind.Mind mind)
+        {
+            return EntitySystem.Get<TraitorRuleSystem>().TotalTraitors >= _requiredTraitors;
+        }
+    }
+}

Resources/Locale/en-US/objectives/conditions/other-traitor-alive-condition.ftl

@@ -0,0 +1,2 @@
+objective-condition-other-traitor-alive-title = Ensure fellow traitor {$targetName} stays alive.
+objective-condition-other-traitor-alive-description = Identify yourself at your own risk. We just need them alive.

Resources/Locale/en-US/objectives/conditions/steal-condition.ftl

@@ -1,2 +1,2 @@
-objective-condition-steal-title = Steal {$amount}{$itemName}
+objective-condition-steal-title = Steal {$amount}{$itemName}.
 objective-condition-steal-description = We need you to steal {$itemName}. Don't get caught.

Resources/Prototypes/Objectives/traitorObjectives..yml

@@ -15,10 +15,26 @@
   issuer: syndicate
   requirements:
     - !type:TraitorRequirement {}
+    - !type:IncompatibleConditionsRequirement
+        conditions:
+          - RandomTraitorAliveCondition
   conditions:
     - !type:KillRandomPersonCondition {}
   canBeDuplicate: true
   
+- type: objective
+  id: RandomTraitorAliveObjective
+  issuer: syndicate
+  requirements:
+    - !type:TraitorRequirement {}
+    - !type:IncompatibleConditionsRequirement
+        conditions:
+          - KillRandomPersonCondition
+    - !type:MultipleTraitorsRequirement
+  conditions:
+    - !type:RandomTraitorAliveCondition {}
+  canBeDuplicate: true
+
 - type: objective
   id: StayAliveObjective
   issuer: syndicate