Add new components: HealComponent, HitComponent, HomingMissileMotionComponent, LeverComponent, and TriggerLeverComponent

scripts/components/LeverComponent.cs

@@ -0,0 +1,66 @@
+using System.Threading.Tasks;
+using Godot;
+
+namespace Mr.BrickAdventures.scripts.components;
+
+public partial class LeverComponent : Node
+{
+    [Export] public Area2D Area { get; set; }
+    [Export] public Sprite2D Sprite { get; set; }
+    [Export] public int StartAnimationIndex { get; set; } = 0;
+    [Export] public float AnimationDuration { get; set; } = 0.5f;
+    [Export] public AudioStreamPlayer2D Sfx { get; set; }
+
+    [Signal]
+    public delegate void ActivatedEventHandler();
+
+    public override void _Ready()
+    {
+        if (Area == null)
+        {
+            GD.PushError("LeverComponent: Area is not set.");
+            return;
+        }
+        
+        if (Sprite == null)
+        {
+            GD.PushError("LeverComponent: Sprite is not set.");
+            return;
+        }
+        
+        Area.BodyEntered += OnBodyEntered;
+        Area.AreaEntered += OnAreaEntered;
+    }
+
+    private void OnAreaEntered(Area2D area)
+    {
+        HandleTriggerLogic(area);
+    }
+
+    private void OnBodyEntered(Node2D body)
+    {
+        HandleTriggerLogic(body);
+    }
+
+    private async Task Activate()
+    {
+        EmitSignalActivated();
+        Sfx?.Play();
+        Sprite.Frame = StartAnimationIndex + 1;
+        var timer = GetTree().CreateTimer(AnimationDuration);
+        await timer.ToSignal(timer, Timer.SignalName.Timeout);
+        Sprite.Frame = StartAnimationIndex;
+    }
+    
+    private void HandleTriggerLogic(Node2D obj)
+    {
+        var triggerLever = obj.GetNodeOrNull<TriggerLeverComponent>("TriggerLeverComponent");
+        if (triggerLever == null)
+        {
+            GD.PushWarning("LeverComponent: TriggerLeverComponent not found in body.");
+            return;
+        }
+
+        _ = Activate();
+    }
+}