Pong/Scripts/Managers/UI/Menus/Settings.cs

using Godot;

namespace Pong.Scripts.Managers.UI.Menus;

public partial class Settings : BaseMenu
{
	private SettingsManager _settings;
	private SpinBox _scale;
	private Button _saveButton;

	private bool _scaleModified;

	protected override void EnterTree()
	{
		GetNodes();

		_scale.Value = _settings.SettingsData.Scale;
	}

	private void OnBackButtonPressed()
	{
		GetTree().ChangeSceneToFile("res://Scenes/UI/Menus/MainMenu.tscn");
	}

	private void GetNodes()
	{
		_settings = GetNode<SettingsManager>("/root/SettingsManager");
		_scale = GetNode<SpinBox>("ScrollContainer/InternalMainContainer/ScaleContainer/Scale");
		_saveButton = GetNode<Button>("SaveButton");

		_scale.ValueChanged += ScaleChanged;
	}

	private void ScaleChanged(double value)
	{
		_scaleModified = !value.Equals(_settings.SettingsData.Scale);
		CheckIfModified();
	}

	private bool CheckIfModified()
	{
		var isModified = _scaleModified;
		_saveButton.Disabled = !isModified;
		return isModified;
	}

	private async void OnSaveButtonPressed()
	{
		if (!await _settings.SaveSettings(_settings.SettingsData with { Scale = _scale.Value })) return;
		_saveButton.Disabled = true;
	}
}