using System.Numerics;

using Voile;
using Voile.Rendering;
using Voile.Audio;
using Voile.Resources;
using Voile.SceneGraph;
using Voile.Utils;


public class TestGame : Game
{
    public override string ResourceRoot => "Resources/";

    public override void Initialize()
    {
        _renderer = new StandardRenderer();
        _audioBackend = new FmodAudioBackend();
        // _inputHandler = new RaylibInputHandler();

        _resourceManager.AddResourceSaverAssociation(new SerializedSceneSaver());

        _renderer.CreateAndInitialize(new WindowSettings()
        {
            Title = "Test Game",
            Size = new Vector2(1280, 720),
        }, new RendererSettings()
        {
            UseVSync = true,
            Fullscreen = false
        });

        _audioBackend.Initialize();

        _scene = new Scene(new SceneSettings()
        {
            Renderer = _renderer,
            AudioBackend = _audioBackend,
            InputHandler = _inputHandler,
            ResourceManager = _resourceManager
        });

        _uiLayer = new UiLayer();
        _worldLayer = new EntityLayer();
    }

    public override void Shutdown()
    {
        _renderer!.Shutdown();
        _audioBackend?.Shutdown();
    }

    protected override void LoadResources()
    {
        if (_resourceManager.TryLoad<Sound>("my_sound", "sounds/test_sound.ogg"))
        {
            _resourceManager.TryGetResource("my_sound", out _testSound);
        }

        if (_resourceManager.TryLoad<Font>("inter_regular", "fonts/Inter-Regular.ttf"))
        {
            _resourceManager.TryGetResource("inter_regular", out _font);

            if (_font is not null)
            {
                _font.Size = 20;
            }
        }
    }

    protected override void Ready()
    {
        // _inputHandler!.AddInputMapping("play", new InputAction[] { new KeyInputAction(KeyboardKey.Spacebar) });
        // _inputHandler.AddInputMapping("sprint", new InputAction[] { new KeyInputAction(KeyboardKey.LeftShift) });
        // _inputHandler.AddInputMapping("toggle_fullscreen", new InputAction[] { new KeyInputAction(KeyboardKey.F11) });

        // _scene!.AddLayer("World", _worldLayer!);

        // _worldLayer!.AddEntity(new World());
        // _worldLayer.AddEntity(new TestPlayer());

        // _scene.AddLayer("UI", _uiLayer!);
        // _scene.Start();
    }

    protected override void Run()
    {
        while (_renderer.ShouldRun)
        {
            // _scene.Update();

            // if (_inputHandler!.IsActionPressed("toggle_fullscreen"))
            // {
            //     _renderer!.Fullscreen = !_renderer.Fullscreen;
            //     _logger.Info($"Fullscreen: {_renderer.Fullscreen}");
            // }

            // _scene.BeginDraw();
            // _scene.EndDraw();
            _renderer.BeginFrame();
            _renderer.ClearBackground(Color.Red);
            _renderer.ClearBackground(Color.Blue);
            _renderer.EndFrame();
        }
    }

    private Renderer? _renderer;
    private ResourceManager _resourceManager = new();
    private Sound? _testSound;
    private Font? _font;
    private FmodAudioBackend? _audioBackend;
    private InputHandler? _inputHandler;
    private Scene? _scene;

    private UiLayer? _uiLayer;
    private EntityLayer? _worldLayer;
    private Logger _logger = new(nameof(TestGame));
}