using Godot;

namespace Babushka.scripts.CSharp.Common;

/// <summary>
/// Switches between two available Sprite Options.
/// </summary>
public partial class SpriteSwitcher2D : Node2D
{
    [Export] private Sprite2D _firstSprite;
    [Export] private Sprite2D _secondSprite;
    [Export] private bool _state = true;
    
    [Signal]
    public delegate void SwitchEventHandler(bool state);

    public override void _Ready()
    {
        SetState();
    }
    
    public void SwitchState()
    {
        _state = !_state;
        EmitSignal(SignalName.Switch, _state);
        SetState();
    }

    private void SetState()
    {
        if(_firstSprite != null)
            _firstSprite.Visible = _state;
        if(_secondSprite != null)
            _secondSprite.Visible = !_state;
    }
}