using Voile;
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()
    {
        InitializeDefault();

        _audioSystem = new FmodAudioSystem();
        _audioSystem.Start();
    }

    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()
    {
        _scene = new Scene(new SceneSettings()
        {
            Renderer = Renderer,
            AudioBackend = _audioSystem!,
            InputHandler = Input,
            ResourceManager = ResourceManager
        });

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

        _testSoundInstance = _audioSystem!.CreateInstance(_testSound!);

        Input.AddInputMapping("play", new InputAction[] { new KeyInputAction(KeyboardKey.Spacebar) });
        Input.AddInputMapping("sprint", new InputAction[] { new KeyInputAction(KeyboardKey.LeftShift) });
        Input.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 (_scene!.ShouldRun)
        {
            if (Input.IsActionPressed("play"))
            {
                _testSoundInstance!.PitchVariation(0.9f, 1.1f)
                    .VolumeVariation(0.98f, 1.02f);

                _testSoundInstance!.Play();
            }
            _scene.Update();
            _scene.BeginDraw();
            _scene.EndDraw();
        }
    }

    public override void Shutdown()
    {
        ShutdownDefault();
        _audioSystem!.Dispose();
    }

    private Sound? _testSound;
    private SoundInstance? _testSoundInstance;
    private Font? _font;
    private FmodAudioSystem? _audioSystem;
    private Scene? _scene;

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