Initial Checkin of Code

Library/Utilities/State.cs

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+using Godot;
+using PokemonLike.Library.Support;
+
+namespace PokemonLike.Library.Utilities;
+
+[GlobalClass]
+public abstract partial class State : Node
+{
+    [Export] public Node StateOwner;
+
+    public virtual void EnterState()
+    {
+        Logger.Info($"Entering {GetType().Name} state ...");
+    }
+
+    public virtual void ExitState()
+    {
+        Logger.Info($"Exiting {GetType().Name} state ...");
+    }
+}

Library/Utilities/State.cs.uid

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+uid://drebiluk2m8ft

Library/Utilities/StateMachine.cs

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+using Godot;
+using PokemonLike.Library.Support;
+
+namespace PokemonLike.Library.Utilities;
+
+[GlobalClass]
+public partial class StateMachine : Node
+{
+    [ExportCategory("State Machine Vars")]
+    [Export] public Node Customer;
+    [Export] public State CurrentState;
+
+    public override void _Ready()
+    {
+        Logger.Info("Loading state machine...");
+        foreach (Node child in GetChildren())
+        {
+            if (child is State state)
+            {
+                state.StateOwner = Customer;
+                state.SetProcess(false);
+            }
+        }
+    }
+    
+    public string GetCurrentState() => CurrentState.Name.ToString();
+
+    public void ChangeState(State newState)
+    {
+        CurrentState?.ExitState();
+        CurrentState = newState;
+        CurrentState?.EnterState();
+        foreach (Node child in GetChildren())
+            if (child is State state)
+                state.SetProcess(state == CurrentState);
+    }
+}

Library/Utilities/StateMachine.cs.uid

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+uid://dxo0eunwolubm