using BlurgText;
using Dashboard.BlurgText;
using Dashboard.BlurgText.OpenGL;
using Dashboard.Controls;
using Dashboard.Drawing;
using Dashboard.Events;
using Dashboard.OpenGL;
using Dashboard.OpenTK.PAL2;
using Dashboard.Pal;
using Dashboard.StbImage;
using OpenTK.Graphics.OpenGL;
using OpenTK.Mathematics;
using OpenTK.Platform;
using TK = OpenTK.Platform.Toolkit;

TK.Init(new ToolkitOptions()
{
    ApplicationName = "DashTerm",
    Windows = new ToolkitOptions.WindowsOptions()
    {
        EnableVisualStyles = true,
        IsDPIAware = true,
    },
    FeatureFlags = ToolkitFlags.EnableOpenGL,
});

Application app = new Pal2Application()
{
    GraphicsApiHints = new OpenGLGraphicsApiHints()
    {
        Version = new Version(3, 2),
        ForwardCompatibleFlag = true,
        DebugFlag = true,
        Profile = OpenGLProfile.Core,
        sRGBFramebuffer = true,

        SwapMethod = ContextSwapMethod.Undefined,

        RedColorBits = 8,
        GreenColorBits = 8,
        BlueColorBits = 8,
        AlphaColorBits = 8,
        Multisamples = 0,

        SupportTransparentFramebufferX11 = true,
    }
};

CancellationTokenSource source = new CancellationTokenSource();

app.Initialize();
app.ExtensionRequire<StbImageLoader>();
app.ExtensionLoad(new BlurgTextExtension(new BlurgTextExtensionFactory()));


PhysicalWindow window = (PhysicalWindow)app.CreatePhysicalWindow();
MessageBox box = MessageBox.Create(window, "Are you sure you want to exit?", "Confirm Exit", MessageBoxIcon.Question,
    MessageBoxButtons.YesNo);

// window.Title = "DashTerm";
TK.Window.SetMinClientSize(window.WindowHandle, 300, 200);
TK.Window.SetClientSize(window.WindowHandle, new Vector2i(320, 240));
TK.Window.SetBorderStyle(window.WindowHandle, WindowBorderStyle.ResizableBorder);
// TK.Window.SetTransparencyMode(wnd, WindowTransparencyMode.TransparentFramebuffer, 0.1f);

GLDeviceContext context = (GLDeviceContext)window.DeviceContext;

context.GLContext.MakeCurrent();
context.GLContext.SwapGroup.SwapInterval = 1;

GL.Disable(EnableCap.DepthTest);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
GL.ColorMask(true, true, true, true);

TK.Window.SetMode(window.WindowHandle, WindowMode.Normal);

BlurgFont font = context.ExtensionRequire<BlurgDcExtension>().Blurg
    .QueryFont("Rec Mono Linear", FontWeight.Regular, false) ?? throw new Exception("Font not found");

window.EventRaised += (sender, ea) => {
        if (ea is not PaintEventArgs paint)
            return;

        paint.DeviceContext.ExtensionRequire<IDeviceContextBase>().ScaleOverride = 1.5f;

        ITexture texture = MessageBox.s_questionIcon.InternTexture(context);
        context.Begin();

        BlurgDcExtension blurg = context.ExtensionRequire<BlurgDcExtension>();
        blurg.DrawBlurgFormattedText(new BlurgFormattedText("Hello world!", font) { DefaultSize = 64f }, new System.Numerics.Vector3(24, 24, 1));

        context.End();
};

app.Run(true, source.Token);


class BlurgTextExtensionFactory : IBlurgDcExtensionFactory
{
    public BlurgDcExtension CreateExtension(BlurgTextExtension appExtension, DeviceContext dc)
    {
        return new BlurgGLExtension();
    }
};