Area trigger

Scripts/Interactables/AreaTrigger.cs

@@ -0,0 +1,37 @@
+using Godot;
+
+namespace Cirno.Scripts.Interactables;
+
+public partial class AreaTrigger : Area2D
+{
+    [Export] public Activable Target { get; set; }
+    
+    [Export] public bool OneTime { get; set; }
+    [Export] public bool DoNotActivateOnFirst { get; set; }
+
+    private int _activations = 0;
+
+    public bool Activate(InteractionController player)
+    {
+        if (_activations == 0 && DoNotActivateOnFirst)
+        {
+            _activations++;
+            return false;
+        }
+        
+        if (OneTime && _activations > 0) return false;
+        
+        Target?.Activate();
+        
+        _activations++;
+        
+        return true;
+
+    }
+
+    private void _on_area_entered(Area2D area)
+    {
+        if (area is not InteractionController player) return;
+        Activate(player);
+    }
+}