using Godot;

namespace Babushka.scripts.CSharp.Common.Util;

public partial class Counter : Node2D
{
    [Export] private int _startFrom = 0;
    [Export] private int _goal = 0;

    private int _counter;
    
    [Signal] public delegate void CounterChangedEventHandler(int amount);
    [Signal] public delegate void GoalReachedEventHandler();

    public override void _Ready()
    {
        _counter = _startFrom;
    }

    public void Increment()
    {
        _counter++;
        EmitSignal(SignalName.CounterChanged, _counter);

        GD.Print(_counter);
        if (_counter == _goal)
        {
            GD.Print("Emitting goal reached signal");
            EmitSignal(SignalName.GoalReached);
        }
    }

    public void Decrement()
    {
        _counter--;
        EmitSignal(SignalName.CounterChanged, _counter);
        
        if (_counter == _goal)
        {
            EmitSignal(SignalName.GoalReached);
        }
    }
}