using Serilog;

namespace Automata.Screen;

public class FramePipelineService : IDisposable
{
    public FramePipeline Pipeline { get; }
    public IScreenCapture Backend { get; }

    public FramePipelineService()
    {
        Backend = CreateBackend();
        Pipeline = new FramePipeline(Backend);
    }

    private static IScreenCapture CreateBackend()
    {
        try
        {
            var dxgi = new DesktopDuplication();
            Log.Information("Screen capture: DXGI Desktop Duplication");
            return dxgi;
        }
        catch (Exception ex)
        {
            Log.Warning(ex, "DXGI unavailable, falling back to GDI");
        }

        Log.Information("Screen capture: GDI (CopyFromScreen)");
        return new GdiCapture();
    }

    public void Dispose()
    {
        Pipeline.Dispose();
    }
}