Basic enemy attack pattern

src/enemy/Enemy.cs

@@ -19,6 +19,10 @@ public interface IEnemy : ICharacterBody3D
   public NavigationAgent3D NavAgent { get; set; }
 
   public Area3D LineOfSight { get; set; }
+
+  public AnimationPlayer AnimationPlayer { get; set; }
+
+  public Timer AttackTimer { get; set; }
 }
 
 [Meta(typeof(IAutoNode))]
@@ -49,6 +53,10 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
 
   [Node] public Timer PatrolTimer { get; set; } = default!;
 
+  [Node] public Timer AttackTimer { get; set; } = default!;
+
+  [Node] public AnimationPlayer AnimationPlayer { get; set; } = default!;
+
   public void Setup()
   {
     EnemyLogic = new EnemyLogic();
@@ -63,6 +71,7 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
     CurrentHP.Sync += OnHPChanged;
     LineOfSight.BodyEntered += LineOfSight_BodyEntered;
     PatrolTimer.Timeout += OnPatrolTimeout;
+    AttackTimer.Timeout += OnAttackTimeout;
     var rng = new RandomNumberGenerator();
     rng.Randomize();
     PatrolTimer.WaitTime = rng.RandfRange(7.0f, 15.0f);
@@ -77,6 +86,17 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
     PatrolTimer.WaitTime = rng.RandfRange(7.0f, 15.0f);
   }
 
+  private void OnAttackTimeout()
+  {
+    if (GlobalPosition.DistanceTo(GameRepo.PlayerGlobalPosition.Value) > 2.5f)
+      return;
+
+    var rng = new RandomNumberGenerator();
+    rng.Randomize();
+    EnemyLogic.Input(new EnemyLogic.Input.AttackTimer());
+    AttackTimer.WaitTime = rng.RandfRange(2f, 3.0f);
+  }
+
   private void LineOfSight_BodyEntered(Node3D body)
   {
     EnemyLogic.Input(new EnemyLogic.Input.Alerted());