using Microsoft.VisualStudio.DebuggerVisualizers;
using NamedPipes;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Numerics;
using Frame = System.ValueTuple<System.Numerics.Vector3, System.Numerics.Quaternion, float>;
namespace NrxVisualizerObjectSource;
public class NrxVisualizerObjectSource : VisualizerObjectSource
{
    public NrxVisualizerObjectSource()
    {
        Debug.WriteLine($"new {nameof(NrxVisualizerObjectSource)}");
    }
    public override void GetData(object target, Stream outgoingData)
    {
        var fullname = target.GetType().FullName;
        Trace.WriteLine("GetData: objectType is: " + fullname);
        VisualizerModel visualizerModel = new();
        switch (fullname)
        {
            case "System.Numerics.Vector3":
                visualizerModel.Point = (Vector3)target;
                visualizerModel.Content = target.ToString();
                break;
            case "System.Numerics.Quaternion":
                visualizerModel.Orientation = (Quaternion)target;
                visualizerModel.Content = target.ToString();
                break;
            case "Num.Roto.Visualization.Math.Geometry.Frame":
                 var frame = (Frame)TypeDescriptor.GetConverter(target).ConvertTo(target, VisualizerModel.FrameType);
                visualizerModel.Frame = frame;
                visualizerModel.Content = frame.ToString();
                break;
        }
        if(target is IEnumerable<Vector3> enumerableVector3)
        {
            Trace.WriteLine($"enumerable type is {typeof(Vector3)}");
            if (enumerableVector3 is not null)
            {
                List<string> stringList = [];
                List<Vector3> pointList = [];
                foreach (var item in enumerableVector3)
                {
                    pointList.Add(item);
                    stringList.Add(TypeDescriptor.GetConverter(item).ConvertToString(item));
                }
                visualizerModel.PointArray = [.. pointList];
                visualizerModel.Content = string.Join(Environment.NewLine, stringList);
            }
        }
        else if (target is IEnumerable<object> enumerable)
        {
            var objectType = enumerable.First().GetType().FullName;
            Trace.WriteLine($"IEnumerable<object> objectType is {objectType}");
            switch (objectType)
            {
                 case "Num.Roto.Visualization.Math.Geometry.Frame":
                    {
                        List<Frame> frameList = [];
                        foreach (var item in enumerable)
                        {
                            var frame = (Frame)TypeDescriptor.GetConverter(item).ConvertTo(item, VisualizerModel.FrameType);
                            frameList.Add(frame);

                        }
                        visualizerModel.FrameArray = [.. frameList];
                        visualizerModel.Content = string.Join(Environment.NewLine, frameList);
                        Trace.WriteLine($"I visualizerModel.Content is {visualizerModel.Content}");
                        break;
                    }
                default:
                    visualizerModel.Content = $"unsupported enumerable of {objectType}";
                    break;
            }
        }
        Trace.WriteLine($"visualizerModel.Content =  {visualizerModel.Content}");
        SerializeAsJson(outgoingData, visualizerModel);
    }
    public override object CreateReplacementObject(object target, Stream incomingData)
    {
        throw new NotImplementedException();
        //Debug.WriteLine("CreateReplacementObject: objectType is: " + target.GetType().FullName);
        //return base.CreateReplacementObject(target, incomingData);
    }
    public override void TransferData(object target, Stream incomingData, Stream outgoingData)
    {
        throw new NotImplementedException();
        //Debug.WriteLine("TransferData: objectType is: " + target.GetType().FullName);
        //base.TransferData(target, incomingData, outgoingData);
    }
}