using System.Numerics;

using DaggerFramework;
using DaggerFramework.Rendering;
using DaggerFramework.Audio;
using DaggerFramework.Resources;


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

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

        _renderer.CreateAndInitialize(new WindowSettings()
        {
            Title = "Test Game",
            Size = new Vector2(1280, 720)
        }, RendererSettings.Default);
        _renderer.SetTargetFps(60);

        _audioBackend.Initialize();
    }

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

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

    protected override void Ready()
    {
        // _audioBackend.AddBusEffect<AudioEffectReverb>(new AudioEffectReverb());
        _inputHandler.AddInputMapping("play", new InputAction[] { new KeyInputAction(KeyboardKey.Spacebar) });
        _fontHandle = _renderer.LoadFont(_font);
    }

    protected override void Run()
    {
        while (_renderer.ShouldRun)
        {
            _renderer.BeginFrame();
            _renderer.ClearBackground(Color.Black);

            if (_inputHandler.IsActionJustPressed("play"))
            {
                var instance = _audioBackend.CreateInstance(_testSound)
                    .PitchVariation(min: 0.9f, max: 1.2f)
                    .VolumeVariation(min: 0.90f, max: 1.0f);
                instance.Play();
            }

            _audioBackend.Update();

            _renderer.SetTransform(new Vector2(640, 480));
            _renderer.DrawCircle(16f, Color.Chocolate);

            _renderer.DrawText(_fontHandle, "Hello World!", 24, Color.White);

            _renderer.EndFrame();
        }
    }

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

    private Renderer _renderer;
    private ResourceManager _resourceManager = new();
    private Sound? _testSound;
    private Font? _font;
    private int _fontHandle;
    private FmodAudioBackend _audioBackend;
    private InputHandler _inputHandler;
}