cirnogodot/Scripts/Interactables/AreaTrigger.cs

using Godot;

namespace Cirno.Scripts.Interactables;

public partial class AreaTrigger : Area2D
{
    [Export] public Node2D 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;

        if (Target is not IActivable target)
        {
            GD.PrintErr($"Target {Target.Name} is not activable");
            return false;
        }
        target.Activate();
        
        _activations++;
        
        return true;

    }

    private void _on_area_entered(Area2D area)
    {
        if (area is not InteractionController player) return;
        Activate(player);
    }
}