add: MessageBus

src/Agents/World.cs

@@ -1,27 +1,27 @@
-using Godot;
-using Polonium.Resources;
+using Polonium.MessageManager;
 
 namespace Polonium.Agents;
 
-public abstract partial class World : Node 
+public abstract partial class World : MessageBus
 {
     protected WorldModel Model { get; set; }
-    public HashSet<Agent> Agents { get; } = new();
     public Knowledge CommonKnowledge { get; set; }
+    
 
     public override void _Ready()
     {
         Model = GetNode<WorldModel>("WorldModel");
+        Model.WorldKnowledge.PostCode = "WorldKnowledge";
+        Register(Model.WorldKnowledge);
         CommonKnowledge = GetNode<Knowledge>("CommonKnowledge");
-        Model.CommonKnowledgeUpdated += CommonKnowledgeUpdated;
-        Model.PrivateKnowledgeUpdated += ForwardPrivateKnowledgeUpdated;
+        CommonKnowledge.PostCode = "CommonKnowledge";
+        Register(CommonKnowledge);
         base._Ready();
     }
 
-    public void RegisterAgent(Agent agent)
+    public void Register(Agent agent)
     {
-        Agents.Add(agent);
-        agent.ActionExecuted += Model.ActionExecuted;
+        Register(agent.Knowledge);
     }
 
     public virtual void Enter()
@@ -34,12 +34,4 @@ public abstract partial class World : Node
         PoloniumRegistry.Instance.CurrentWorld = null;
     }
     
-    public void CommonKnowledgeUpdated(KnowledgePatch update) => update.Patch(CommonKnowledge);
-
-    public void ForwardPrivateKnowledgeUpdated(SignalHeader header, KnowledgePatch update)
-    {
-        foreach (Agent receiver in header.ResolveReceivers())
-            receiver.UpdateKnowledge(update);
-    }
-    
 }