Rework enemy behavior (still in progress but shouldn't crash)

Zennysoft.Game.Ma/src/enemy/behaviors/EngagePlayerBehavior.cs

@@ -0,0 +1,63 @@
+using Chickensoft.AutoInject;
+using Chickensoft.Introspection;
+using Godot;
+
+namespace Zennysoft.Game.Ma;
+
+[Meta(typeof(IAutoNode))]
+public partial class EngagePlayerBehavior : Node, IEngagePlayerBehavior
+{
+  public override void _Notification(int what) => this.Notify(what);
+
+  [Export] public float _minimumAttackTime { get; set; } = 2f;
+  [Export] public float _maximumAttackTime { get; set; } = 5f;
+  [Export] public float _acquireTargetTime { get; set; } = 1f;
+
+  private Timer _actionTimer { get; set; } = default!;
+  private Timer _acquireTargetTimer { get; set; } = default!;
+
+  [Signal] public delegate void TakeActionEventHandler();
+  [Signal] public delegate void AcquireTargetEventHandler();
+
+  public void OnReady()
+  {
+    _actionTimer = new Timer();
+    _acquireTargetTimer = new Timer() { WaitTime = _acquireTargetTime };
+    _actionTimer.WaitTime = RandomizeTimer(_minimumAttackTime, _maximumAttackTime);
+    _actionTimer.Timeout += OnAttackTimeout;
+    _acquireTargetTimer.Timeout += OnAcquireTargetTimeout;
+    AddChild(_actionTimer);
+    AddChild(_acquireTargetTimer);
+  }
+
+  public void Engage()
+  {
+    _actionTimer.Start();
+    _acquireTargetTimer.Start();
+  }
+
+  public void Disengage()
+  {
+    _actionTimer.Stop();
+    _acquireTargetTimer.Stop();
+  }
+
+  private void OnAttackTimeout()
+  {
+    _actionTimer.WaitTime = RandomizeTimer(_minimumAttackTime, _maximumAttackTime);
+    _actionTimer.Start();
+    EmitSignal(SignalName.TakeAction);
+  }
+
+  private void OnAcquireTargetTimeout()
+  {
+    EmitSignal(SignalName.AcquireTarget);
+  }
+
+  private float RandomizeTimer(float min, float max)
+  {
+    var rng = new RandomNumberGenerator();
+    rng.Randomize();
+    return rng.RandfRange(min, max);
+  }
+}