// Copyright (c) The NodeRT Contributors
// All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the ""License""); you may
// not use this file except in compliance with the License. You may obtain a
// copy of the License at http://www.apache.org/licenses/LICENSE-2.0
//
// THIS CODE IS PROVIDED ON AN  *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS
// OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY
// IMPLIED WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
// MERCHANTABLITY OR NON-INFRINGEMENT.
//
// See the Apache Version 2.0 License for specific language governing permissions
// and limitations under the License.

// TODO: Verify that this is is still needed..
#define NTDDI_VERSION 0x06010000

#include <v8.h>
#include "nan.h"
#include <string>
#include <ppltasks.h>
#include "CollectionsConverter.h"
#include "CollectionsWrap.h"
#include "node-async.h"
#include "NodeRtUtils.h"
#include "OpaqueWrapper.h"
#include "WrapperBase.h"

#using <Windows.WinMD>

// this undefs fixes the issues of compiling Windows.Data.Json, Windows.Storag.FileProperties, and Windows.Stroage.Search
// Some of the node header files brings windows definitions with the same names as some of the WinRT methods
#undef DocumentProperties
#undef GetObject
#undef CreateEvent
#undef FindText
#undef SendMessage

const char* REGISTRATION_TOKEN_MAP_PROPERTY_NAME = "__registrationTokenMap__";

using v8::Array;
using v8::String;
using v8::Value;
using v8::Boolean;
using v8::Integer;
using v8::FunctionTemplate;
using v8::Object;
using v8::Local;
using v8::Function;
using v8::Date;
using v8::Number;
using v8::PropertyAttribute;
using v8::Primitive;
using Nan::HandleScope;
using Nan::Persistent;
using Nan::Undefined;
using Nan::True;
using Nan::False;
using Nan::Null;
using Nan::MaybeLocal;
using Nan::EscapableHandleScope;
using Nan::HandleScope;
using Nan::TryCatch;
using namespace concurrency;

namespace NodeRT { namespace Windows { namespace Perception { namespace People { 
  v8::Local<v8::Value> WrapEyesPose(::Windows::Perception::People::EyesPose^ wintRtInstance);
  ::Windows::Perception::People::EyesPose^ UnwrapEyesPose(Local<Value> value);
  
  v8::Local<v8::Value> WrapHandMeshObserver(::Windows::Perception::People::HandMeshObserver^ wintRtInstance);
  ::Windows::Perception::People::HandMeshObserver^ UnwrapHandMeshObserver(Local<Value> value);
  
  v8::Local<v8::Value> WrapHandMeshVertexState(::Windows::Perception::People::HandMeshVertexState^ wintRtInstance);
  ::Windows::Perception::People::HandMeshVertexState^ UnwrapHandMeshVertexState(Local<Value> value);
  
  v8::Local<v8::Value> WrapHandPose(::Windows::Perception::People::HandPose^ wintRtInstance);
  ::Windows::Perception::People::HandPose^ UnwrapHandPose(Local<Value> value);
  
  v8::Local<v8::Value> WrapHeadPose(::Windows::Perception::People::HeadPose^ wintRtInstance);
  ::Windows::Perception::People::HeadPose^ UnwrapHeadPose(Local<Value> value);
  



  static void InitHandJointKindEnum(const Local<Object> exports) {
    HandleScope scope;

    Local<Object> enumObject = Nan::New<Object>();

    Nan::Set(exports, Nan::New<String>("HandJointKind").ToLocalChecked(), enumObject);
    Nan::Set(enumObject, Nan::New<String>("palm").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::Palm)));
    Nan::Set(enumObject, Nan::New<String>("wrist").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::Wrist)));
    Nan::Set(enumObject, Nan::New<String>("thumbMetacarpal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::ThumbMetacarpal)));
    Nan::Set(enumObject, Nan::New<String>("thumbProximal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::ThumbProximal)));
    Nan::Set(enumObject, Nan::New<String>("thumbDistal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::ThumbDistal)));
    Nan::Set(enumObject, Nan::New<String>("thumbTip").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::ThumbTip)));
    Nan::Set(enumObject, Nan::New<String>("indexMetacarpal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::IndexMetacarpal)));
    Nan::Set(enumObject, Nan::New<String>("indexProximal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::IndexProximal)));
    Nan::Set(enumObject, Nan::New<String>("indexIntermediate").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::IndexIntermediate)));
    Nan::Set(enumObject, Nan::New<String>("indexDistal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::IndexDistal)));
    Nan::Set(enumObject, Nan::New<String>("indexTip").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::IndexTip)));
    Nan::Set(enumObject, Nan::New<String>("middleMetacarpal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::MiddleMetacarpal)));
    Nan::Set(enumObject, Nan::New<String>("middleProximal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::MiddleProximal)));
    Nan::Set(enumObject, Nan::New<String>("middleIntermediate").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::MiddleIntermediate)));
    Nan::Set(enumObject, Nan::New<String>("middleDistal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::MiddleDistal)));
    Nan::Set(enumObject, Nan::New<String>("middleTip").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::MiddleTip)));
    Nan::Set(enumObject, Nan::New<String>("ringMetacarpal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::RingMetacarpal)));
    Nan::Set(enumObject, Nan::New<String>("ringProximal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::RingProximal)));
    Nan::Set(enumObject, Nan::New<String>("ringIntermediate").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::RingIntermediate)));
    Nan::Set(enumObject, Nan::New<String>("ringDistal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::RingDistal)));
    Nan::Set(enumObject, Nan::New<String>("ringTip").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::RingTip)));
    Nan::Set(enumObject, Nan::New<String>("littleMetacarpal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::LittleMetacarpal)));
    Nan::Set(enumObject, Nan::New<String>("littleProximal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::LittleProximal)));
    Nan::Set(enumObject, Nan::New<String>("littleIntermediate").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::LittleIntermediate)));
    Nan::Set(enumObject, Nan::New<String>("littleDistal").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::LittleDistal)));
    Nan::Set(enumObject, Nan::New<String>("littleTip").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::HandJointKind::LittleTip)));
  }

  static void InitJointPoseAccuracyEnum(const Local<Object> exports) {
    HandleScope scope;

    Local<Object> enumObject = Nan::New<Object>();

    Nan::Set(exports, Nan::New<String>("JointPoseAccuracy").ToLocalChecked(), enumObject);
    Nan::Set(enumObject, Nan::New<String>("high").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::JointPoseAccuracy::High)));
    Nan::Set(enumObject, Nan::New<String>("approximate").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Perception::People::JointPoseAccuracy::Approximate)));
  }

  static bool IsHandMeshVertexJsObject(Local<Value> value) {
    if (!value->IsObject()) {
      return false;
    }

    Local<String> symbol;
    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();

    symbol = Nan::New<String>("position").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!IsVector3JsObject(Nan::Get(obj,symbol).ToLocalChecked())) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("normal").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!IsVector3JsObject(Nan::Get(obj,symbol).ToLocalChecked())) {
        return false;
      }
    }
    
    return true;
  }

  ::Windows::Perception::People::HandMeshVertex HandMeshVertexFromJsObject(Local<Value> value) {
    HandleScope scope;
    ::Windows::Perception::People::HandMeshVertex returnValue;

    if (!value->IsObject()) {
      Nan::ThrowError(Nan::TypeError(NodeRT::Utils::NewString(L"Unexpected type, expected an object")));
      return returnValue;
    }

    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();
    Local<String> symbol;

    symbol = Nan::New<String>("position").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Position = Vector3FromJsObject(Nan::Get(obj,symbol).ToLocalChecked());
    }
    
    symbol = Nan::New<String>("normal").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Normal = Vector3FromJsObject(Nan::Get(obj,symbol).ToLocalChecked());
    }
    
    return returnValue;
  }

  Local<Value> HandMeshVertexToJsObject(::Windows::Perception::People::HandMeshVertex value) {
    EscapableHandleScope scope;

    Local<Object> obj = Nan::New<Object>();

    Nan::Set(obj, Nan::New<String>("position").ToLocalChecked(), Vector3ToJsObject(value.Position));
    Nan::Set(obj, Nan::New<String>("normal").ToLocalChecked(), Vector3ToJsObject(value.Normal));

    return scope.Escape(obj);
  }
  static bool IsJointPoseJsObject(Local<Value> value) {
    if (!value->IsObject()) {
      return false;
    }

    Local<String> symbol;
    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();

    symbol = Nan::New<String>("orientation").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!IsQuaternionJsObject(Nan::Get(obj,symbol).ToLocalChecked())) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("position").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!IsVector3JsObject(Nan::Get(obj,symbol).ToLocalChecked())) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("radius").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!Nan::Get(obj,symbol).ToLocalChecked()->IsNumber()) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("accuracy").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!Nan::Get(obj,symbol).ToLocalChecked()->IsInt32()) {
        return false;
      }
    }
    
    return true;
  }

  ::Windows::Perception::People::JointPose JointPoseFromJsObject(Local<Value> value) {
    HandleScope scope;
    ::Windows::Perception::People::JointPose returnValue;

    if (!value->IsObject()) {
      Nan::ThrowError(Nan::TypeError(NodeRT::Utils::NewString(L"Unexpected type, expected an object")));
      return returnValue;
    }

    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();
    Local<String> symbol;

    symbol = Nan::New<String>("orientation").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Orientation = QuaternionFromJsObject(Nan::Get(obj,symbol).ToLocalChecked());
    }
    
    symbol = Nan::New<String>("position").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Position = Vector3FromJsObject(Nan::Get(obj,symbol).ToLocalChecked());
    }
    
    symbol = Nan::New<String>("radius").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Radius = static_cast<float>(Nan::To<double>(Nan::Get(obj,symbol).ToLocalChecked()).FromMaybe(0.0));
    }
    
    symbol = Nan::New<String>("accuracy").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Accuracy = static_cast<::Windows::Perception::People::JointPoseAccuracy>(Nan::To<int32_t>(Nan::Get(obj,symbol).ToLocalChecked()).FromMaybe(0));
    }
    
    return returnValue;
  }

  Local<Value> JointPoseToJsObject(::Windows::Perception::People::JointPose value) {
    EscapableHandleScope scope;

    Local<Object> obj = Nan::New<Object>();

    Nan::Set(obj, Nan::New<String>("orientation").ToLocalChecked(), QuaternionToJsObject(value.Orientation));
    Nan::Set(obj, Nan::New<String>("position").ToLocalChecked(), Vector3ToJsObject(value.Position));
    Nan::Set(obj, Nan::New<String>("radius").ToLocalChecked(), Nan::New<Number>(static_cast<double>(value.Radius)));
    Nan::Set(obj, Nan::New<String>("accuracy").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(value.Accuracy)));

    return scope.Escape(obj);
  }

  static bool IsSpatialRayJsObject(Local<Value> value) {
    if (!value->IsObject()) {
      return false;
    }

    Local<String> symbol;
    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();

    symbol = Nan::New<String>("origin").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!IsVector3JsObject(Nan::Get(obj,symbol).ToLocalChecked())) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("direction").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!IsVector3JsObject(Nan::Get(obj,symbol).ToLocalChecked())) {
        return false;
      }
    }
    
    return true;
  }

  ::Windows::Perception::Spatial::SpatialRay SpatialRayFromJsObject(Local<Value> value) {
    HandleScope scope;
    ::Windows::Perception::Spatial::SpatialRay returnValue;

    if (!value->IsObject()) {
      Nan::ThrowError(Nan::TypeError(NodeRT::Utils::NewString(L"Unexpected type, expected an object")));
      return returnValue;
    }

    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();
    Local<String> symbol;

    symbol = Nan::New<String>("origin").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Origin = Vector3FromJsObject(Nan::Get(obj,symbol).ToLocalChecked());
    }
    
    symbol = Nan::New<String>("direction").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Direction = Vector3FromJsObject(Nan::Get(obj,symbol).ToLocalChecked());
    }
    
    return returnValue;
  }

  Local<Value> SpatialRayToJsObject(::Windows::Perception::Spatial::SpatialRay value) {
    EscapableHandleScope scope;

    Local<Object> obj = Nan::New<Object>();

    Nan::Set(obj, Nan::New<String>("origin").ToLocalChecked(), Vector3ToJsObject(value.Origin));
    Nan::Set(obj, Nan::New<String>("direction").ToLocalChecked(), Vector3ToJsObject(value.Direction));

    return scope.Escape(obj);
  }
  static bool IsVector3JsObject(Local<Value> value) {
    if (!value->IsObject()) {
      return false;
    }

    Local<String> symbol;
    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();

    symbol = Nan::New<String>("x").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!Nan::Get(obj,symbol).ToLocalChecked()->IsNumber()) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("y").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!Nan::Get(obj,symbol).ToLocalChecked()->IsNumber()) {
        return false;
      }
    }
    
    symbol = Nan::New<String>("z").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      if (!Nan::Get(obj,symbol).ToLocalChecked()->IsNumber()) {
        return false;
      }
    }
    
    return true;
  }

  ::Platform::Numerics::Vector3 Vector3FromJsObject(Local<Value> value) {
    HandleScope scope;
    ::Platform::Numerics::Vector3 returnValue;

    if (!value->IsObject()) {
      Nan::ThrowError(Nan::TypeError(NodeRT::Utils::NewString(L"Unexpected type, expected an object")));
      return returnValue;
    }

    Local<Object> obj = Nan::To<Object>(value).ToLocalChecked();
    Local<String> symbol;

    symbol = Nan::New<String>("x").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.X = static_cast<float>(Nan::To<double>(Nan::Get(obj,symbol).ToLocalChecked()).FromMaybe(0.0));
    }
    
    symbol = Nan::New<String>("y").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Y = static_cast<float>(Nan::To<double>(Nan::Get(obj,symbol).ToLocalChecked()).FromMaybe(0.0));
    }
    
    symbol = Nan::New<String>("z").ToLocalChecked();
    if (Nan::Has(obj, symbol).FromMaybe(false)) {
      returnValue.Z = static_cast<float>(Nan::To<double>(Nan::Get(obj,symbol).ToLocalChecked()).FromMaybe(0.0));
    }
    
    return returnValue;
  }

  Local<Value> Vector3ToJsObject(::Platform::Numerics::Vector3 value) {
    EscapableHandleScope scope;

    Local<Object> obj = Nan::New<Object>();

    Nan::Set(obj, Nan::New<String>("x").ToLocalChecked(), Nan::New<Number>(static_cast<double>(value.X)));
    Nan::Set(obj, Nan::New<String>("y").ToLocalChecked(), Nan::New<Number>(static_cast<double>(value.Y)));
    Nan::Set(obj, Nan::New<String>("z").ToLocalChecked(), Nan::New<Number>(static_cast<double>(value.Z)));

    return scope.Escape(obj);
  }

  class EyesPose : public WrapperBase {
    public:
      
      static void Init(const Local<Object> exports) {
        HandleScope scope;

        Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(New);
        s_constructorTemplate.Reset(localRef);
        localRef->SetClassName(Nan::New<String>("EyesPose").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);

        Local<Function> func;
        Local<FunctionTemplate> funcTemplate;




          
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("gaze").ToLocalChecked(), GazeGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("isCalibrationValid").ToLocalChecked(), IsCalibrationValidGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("updateTimestamp").ToLocalChecked(), UpdateTimestampGetter);

        Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
        Nan::SetMethod(constructor, "castFrom", CastFrom);

        Nan::SetMethod(constructor, "isSupported", IsSupported);
        func = Nan::GetFunction(Nan::New<FunctionTemplate>(RequestAccessAsync)).ToLocalChecked();
        Nan::Set(constructor, Nan::New<String>("requestAccessAsync").ToLocalChecked(), func);


        Nan::Set(exports, Nan::New<String>("EyesPose").ToLocalChecked(), constructor);
      }

      virtual ::Platform::Object^ GetObjectInstance() const override {
        return _instance;
      }

    private:

      EyesPose(::Windows::Perception::People::EyesPose^ instance) {
        _instance = instance;
      }

      
    static void New(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(s_constructorTemplate);

      // in case the constructor was called without the new operator
      if (!localRef->HasInstance(info.This())) {
        if (info.Length() > 0) {
          std::unique_ptr<Local<Value> []> constructorArgs(new Local<Value>[info.Length()]);

          Local<Value> *argsPtr = constructorArgs.get();
          for (int i = 0; i < info.Length(); i++) {
            argsPtr[i] = info[i];
          }

          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), constructorArgs.get());
          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        } else {
          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), nullptr);

          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        }
      }

      ::Windows::Perception::People::EyesPose^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::EyesPose^>(info[0])) {
        try {
          winRtInstance = (::Windows::Perception::People::EyesPose^) NodeRT::Utils::GetObjectInstance(info[0]);
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return;
      }

      NodeRT::Utils::SetHiddenValue(info.This(), Nan::New<String>("__winRtInstance__").ToLocalChecked(), True());

      EyesPose *wrapperInstance = new EyesPose(winRtInstance);
      wrapperInstance->Wrap(info.This());

      info.GetReturnValue().Set(info.This());
    }


      
    static void CastFrom(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      if (info.Length() < 1 || !NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::EyesPose^>(info[0])) {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no object provided, or given object could not be casted to requested type")));
        return;
      }

      ::Windows::Perception::People::EyesPose^ winRtInstance;
      try {
        winRtInstance = (::Windows::Perception::People::EyesPose^) NodeRT::Utils::GetObjectInstance(info[0]);
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }

      info.GetReturnValue().Set(WrapEyesPose(winRtInstance));
    }




    static void RequestAccessAsync(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (info.Length() == 0 || !info[info.Length() -1]->IsFunction()) {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: No callback was given")));
        return;
      }

      ::Windows::Foundation::IAsyncOperation<::Windows::UI::Input::GazeInputAccessStatus>^ op;


      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::Perception::People::EyesPose::RequestAccessAsync();
        } catch (Platform::Exception ^exception) {
            NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
            return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }

      auto opTask = create_task(op);
      uv_async_t* asyncToken = NodeUtils::Async::GetAsyncToken(info[info.Length() -1].As<Function>());

      opTask.then( [asyncToken] (task<::Windows::UI::Input::GazeInputAccessStatus> t)
      {
        try {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {


            Local<Value> error;
            Local<Value> arg1;
            {
              TryCatch tryCatch;
              arg1 = Nan::New<Integer>(static_cast<int>(result));
              if (tryCatch.HasCaught())
              {
                error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
              }
              else
              {
                error = Undefined();
              }
              if (arg1.IsEmpty()) arg1 = Undefined();
            }
            Local<Value> args[] = {error, arg1};


            invokeCallback(_countof(args), args);
          });
        }
        catch (Platform::Exception^ exception)
        {
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [exception](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            Local<Value> error = NodeRT::Utils::WinRtExceptionToJsError(exception);

            Local<Value> args[] = {error};
            invokeCallback(_countof(args), args);
          });
        }
      });
    }


    static void IsSupported(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          bool result;
          result = ::Windows::Perception::People::EyesPose::IsSupported();
          info.GetReturnValue().Set(Nan::New<Boolean>(result));
          return;
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else  {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }

    static void GazeGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::EyesPose^>(info.This())) {
        return;
      }

      EyesPose *wrapper = EyesPose::Unwrap<EyesPose>(info.This());

      try  {
        ::Platform::IBox<::Windows::Perception::Spatial::SpatialRay>^ result = wrapper->_instance->Gaze;
        info.GetReturnValue().Set(result ? static_cast<Local<Value>>(SpatialRayToJsObject(result->Value)) : Undefined());
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void IsCalibrationValidGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::EyesPose^>(info.This())) {
        return;
      }

      EyesPose *wrapper = EyesPose::Unwrap<EyesPose>(info.This());

      try  {
        bool result = wrapper->_instance->IsCalibrationValid;
        info.GetReturnValue().Set(Nan::New<Boolean>(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void UpdateTimestampGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::EyesPose^>(info.This())) {
        return;
      }

      EyesPose *wrapper = EyesPose::Unwrap<EyesPose>(info.This());

      try  {
        ::Windows::Perception::PerceptionTimestamp^ result = wrapper->_instance->UpdateTimestamp;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Perception", "PerceptionTimestamp", result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      


    private:
      ::Windows::Perception::People::EyesPose^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapEyesPose(::Windows::Perception::People::EyesPose^ wintRtInstance);
      friend ::Windows::Perception::People::EyesPose^ UnwrapEyesPose(Local<Value> value);
  };

  Persistent<FunctionTemplate> EyesPose::s_constructorTemplate;

  v8::Local<v8::Value> WrapEyesPose(::Windows::Perception::People::EyesPose^ winRtInstance) {
    EscapableHandleScope scope;

    if (winRtInstance == nullptr) {
      return scope.Escape(Undefined());
    }

    Local<Value> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Local<Value> args[] = {opaqueWrapper};
    Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(EyesPose::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Perception::People::EyesPose^ UnwrapEyesPose(Local<Value> value) {
     return EyesPose::Unwrap<EyesPose>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitEyesPose(Local<Object> exports) {
    EyesPose::Init(exports);
  }

  class HandMeshObserver : public WrapperBase {
    public:
      
      static void Init(const Local<Object> exports) {
        HandleScope scope;

        Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(New);
        s_constructorTemplate.Reset(localRef);
        localRef->SetClassName(Nan::New<String>("HandMeshObserver").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);


          
            Nan::SetPrototypeMethod(localRef, "getTriangleIndices", GetTriangleIndices);
            Nan::SetPrototypeMethod(localRef, "getVertexStateForPose", GetVertexStateForPose);
          



          
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("modelId").ToLocalChecked(), ModelIdGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("neutralPose").ToLocalChecked(), NeutralPoseGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("neutralPoseVersion").ToLocalChecked(), NeutralPoseVersionGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("source").ToLocalChecked(), SourceGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("triangleIndexCount").ToLocalChecked(), TriangleIndexCountGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("vertexCount").ToLocalChecked(), VertexCountGetter);

        Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
        Nan::SetMethod(constructor, "castFrom", CastFrom);



        Nan::Set(exports, Nan::New<String>("HandMeshObserver").ToLocalChecked(), constructor);
      }

      virtual ::Platform::Object^ GetObjectInstance() const override {
        return _instance;
      }

    private:

      HandMeshObserver(::Windows::Perception::People::HandMeshObserver^ instance) {
        _instance = instance;
      }

      
    static void New(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(s_constructorTemplate);

      // in case the constructor was called without the new operator
      if (!localRef->HasInstance(info.This())) {
        if (info.Length() > 0) {
          std::unique_ptr<Local<Value> []> constructorArgs(new Local<Value>[info.Length()]);

          Local<Value> *argsPtr = constructorArgs.get();
          for (int i = 0; i < info.Length(); i++) {
            argsPtr[i] = info[i];
          }

          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), constructorArgs.get());
          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        } else {
          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), nullptr);

          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        }
      }

      ::Windows::Perception::People::HandMeshObserver^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info[0])) {
        try {
          winRtInstance = (::Windows::Perception::People::HandMeshObserver^) NodeRT::Utils::GetObjectInstance(info[0]);
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return;
      }

      NodeRT::Utils::SetHiddenValue(info.This(), Nan::New<String>("__winRtInstance__").ToLocalChecked(), True());

      HandMeshObserver *wrapperInstance = new HandMeshObserver(winRtInstance);
      wrapperInstance->Wrap(info.This());

      info.GetReturnValue().Set(info.This());
    }


      
    static void CastFrom(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      if (info.Length() < 1 || !NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info[0])) {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no object provided, or given object could not be casted to requested type")));
        return;
      }

      ::Windows::Perception::People::HandMeshObserver^ winRtInstance;
      try {
        winRtInstance = (::Windows::Perception::People::HandMeshObserver^) NodeRT::Utils::GetObjectInstance(info[0]);
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }

      info.GetReturnValue().Set(WrapHandMeshObserver(winRtInstance));
    }


    static void GetTriangleIndices(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Not implemented")));
    }
    static void GetVertexStateForPose(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      if (info.Length() == 1
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandPose^>(info[0]))
      {
        try
        {
          ::Windows::Perception::People::HandPose^ arg0 = UnwrapHandPose(info[0]);
          
          ::Windows::Perception::People::HandMeshVertexState^ result;
          result = wrapper->_instance->GetVertexStateForPose(arg0);
          info.GetReturnValue().Set(WrapHandMeshVertexState(result));
          return;
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }



    static void ModelIdGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      try  {
        int result = wrapper->_instance->ModelId;
        info.GetReturnValue().Set(Nan::New<Integer>(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void NeutralPoseGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      try  {
        ::Windows::Perception::People::HandPose^ result = wrapper->_instance->NeutralPose;
        info.GetReturnValue().Set(WrapHandPose(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void NeutralPoseVersionGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      try  {
        int result = wrapper->_instance->NeutralPoseVersion;
        info.GetReturnValue().Set(Nan::New<Integer>(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void SourceGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      try  {
        ::Windows::UI::Input::Spatial::SpatialInteractionSource^ result = wrapper->_instance->Source;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.UI.Input.Spatial", "SpatialInteractionSource", result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void TriangleIndexCountGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      try  {
        unsigned int result = wrapper->_instance->TriangleIndexCount;
        info.GetReturnValue().Set(Nan::New<Integer>(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void VertexCountGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshObserver^>(info.This())) {
        return;
      }

      HandMeshObserver *wrapper = HandMeshObserver::Unwrap<HandMeshObserver>(info.This());

      try  {
        unsigned int result = wrapper->_instance->VertexCount;
        info.GetReturnValue().Set(Nan::New<Integer>(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      


    private:
      ::Windows::Perception::People::HandMeshObserver^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapHandMeshObserver(::Windows::Perception::People::HandMeshObserver^ wintRtInstance);
      friend ::Windows::Perception::People::HandMeshObserver^ UnwrapHandMeshObserver(Local<Value> value);
  };

  Persistent<FunctionTemplate> HandMeshObserver::s_constructorTemplate;

  v8::Local<v8::Value> WrapHandMeshObserver(::Windows::Perception::People::HandMeshObserver^ winRtInstance) {
    EscapableHandleScope scope;

    if (winRtInstance == nullptr) {
      return scope.Escape(Undefined());
    }

    Local<Value> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Local<Value> args[] = {opaqueWrapper};
    Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(HandMeshObserver::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Perception::People::HandMeshObserver^ UnwrapHandMeshObserver(Local<Value> value) {
     return HandMeshObserver::Unwrap<HandMeshObserver>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitHandMeshObserver(Local<Object> exports) {
    HandMeshObserver::Init(exports);
  }

  class HandMeshVertexState : public WrapperBase {
    public:
      
      static void Init(const Local<Object> exports) {
        HandleScope scope;

        Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(New);
        s_constructorTemplate.Reset(localRef);
        localRef->SetClassName(Nan::New<String>("HandMeshVertexState").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);


          
            Nan::SetPrototypeMethod(localRef, "getVertices", GetVertices);
          



          
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("coordinateSystem").ToLocalChecked(), CoordinateSystemGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("updateTimestamp").ToLocalChecked(), UpdateTimestampGetter);

        Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
        Nan::SetMethod(constructor, "castFrom", CastFrom);



        Nan::Set(exports, Nan::New<String>("HandMeshVertexState").ToLocalChecked(), constructor);
      }

      virtual ::Platform::Object^ GetObjectInstance() const override {
        return _instance;
      }

    private:

      HandMeshVertexState(::Windows::Perception::People::HandMeshVertexState^ instance) {
        _instance = instance;
      }

      
    static void New(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(s_constructorTemplate);

      // in case the constructor was called without the new operator
      if (!localRef->HasInstance(info.This())) {
        if (info.Length() > 0) {
          std::unique_ptr<Local<Value> []> constructorArgs(new Local<Value>[info.Length()]);

          Local<Value> *argsPtr = constructorArgs.get();
          for (int i = 0; i < info.Length(); i++) {
            argsPtr[i] = info[i];
          }

          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), constructorArgs.get());
          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        } else {
          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), nullptr);

          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        }
      }

      ::Windows::Perception::People::HandMeshVertexState^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshVertexState^>(info[0])) {
        try {
          winRtInstance = (::Windows::Perception::People::HandMeshVertexState^) NodeRT::Utils::GetObjectInstance(info[0]);
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return;
      }

      NodeRT::Utils::SetHiddenValue(info.This(), Nan::New<String>("__winRtInstance__").ToLocalChecked(), True());

      HandMeshVertexState *wrapperInstance = new HandMeshVertexState(winRtInstance);
      wrapperInstance->Wrap(info.This());

      info.GetReturnValue().Set(info.This());
    }


      
    static void CastFrom(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      if (info.Length() < 1 || !NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshVertexState^>(info[0])) {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no object provided, or given object could not be casted to requested type")));
        return;
      }

      ::Windows::Perception::People::HandMeshVertexState^ winRtInstance;
      try {
        winRtInstance = (::Windows::Perception::People::HandMeshVertexState^) NodeRT::Utils::GetObjectInstance(info[0]);
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }

      info.GetReturnValue().Set(WrapHandMeshVertexState(winRtInstance));
    }


    static void GetVertices(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Not implemented")));
    }



    static void CoordinateSystemGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshVertexState^>(info.This())) {
        return;
      }

      HandMeshVertexState *wrapper = HandMeshVertexState::Unwrap<HandMeshVertexState>(info.This());

      try  {
        ::Windows::Perception::Spatial::SpatialCoordinateSystem^ result = wrapper->_instance->CoordinateSystem;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Perception.Spatial", "SpatialCoordinateSystem", result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void UpdateTimestampGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandMeshVertexState^>(info.This())) {
        return;
      }

      HandMeshVertexState *wrapper = HandMeshVertexState::Unwrap<HandMeshVertexState>(info.This());

      try  {
        ::Windows::Perception::PerceptionTimestamp^ result = wrapper->_instance->UpdateTimestamp;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Perception", "PerceptionTimestamp", result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      


    private:
      ::Windows::Perception::People::HandMeshVertexState^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapHandMeshVertexState(::Windows::Perception::People::HandMeshVertexState^ wintRtInstance);
      friend ::Windows::Perception::People::HandMeshVertexState^ UnwrapHandMeshVertexState(Local<Value> value);
  };

  Persistent<FunctionTemplate> HandMeshVertexState::s_constructorTemplate;

  v8::Local<v8::Value> WrapHandMeshVertexState(::Windows::Perception::People::HandMeshVertexState^ winRtInstance) {
    EscapableHandleScope scope;

    if (winRtInstance == nullptr) {
      return scope.Escape(Undefined());
    }

    Local<Value> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Local<Value> args[] = {opaqueWrapper};
    Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(HandMeshVertexState::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Perception::People::HandMeshVertexState^ UnwrapHandMeshVertexState(Local<Value> value) {
     return HandMeshVertexState::Unwrap<HandMeshVertexState>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitHandMeshVertexState(Local<Object> exports) {
    HandMeshVertexState::Init(exports);
  }

  class HandPose : public WrapperBase {
    public:
      
      static void Init(const Local<Object> exports) {
        HandleScope scope;

        Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(New);
        s_constructorTemplate.Reset(localRef);
        localRef->SetClassName(Nan::New<String>("HandPose").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);


          
            Nan::SetPrototypeMethod(localRef, "tryGetJoint", TryGetJoint);
            Nan::SetPrototypeMethod(localRef, "tryGetJoints", TryGetJoints);
            Nan::SetPrototypeMethod(localRef, "getRelativeJoint", GetRelativeJoint);
            Nan::SetPrototypeMethod(localRef, "getRelativeJoints", GetRelativeJoints);
          




        Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
        Nan::SetMethod(constructor, "castFrom", CastFrom);



        Nan::Set(exports, Nan::New<String>("HandPose").ToLocalChecked(), constructor);
      }

      virtual ::Platform::Object^ GetObjectInstance() const override {
        return _instance;
      }

    private:

      HandPose(::Windows::Perception::People::HandPose^ instance) {
        _instance = instance;
      }

      
    static void New(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(s_constructorTemplate);

      // in case the constructor was called without the new operator
      if (!localRef->HasInstance(info.This())) {
        if (info.Length() > 0) {
          std::unique_ptr<Local<Value> []> constructorArgs(new Local<Value>[info.Length()]);

          Local<Value> *argsPtr = constructorArgs.get();
          for (int i = 0; i < info.Length(); i++) {
            argsPtr[i] = info[i];
          }

          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), constructorArgs.get());
          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        } else {
          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), nullptr);

          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        }
      }

      ::Windows::Perception::People::HandPose^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandPose^>(info[0])) {
        try {
          winRtInstance = (::Windows::Perception::People::HandPose^) NodeRT::Utils::GetObjectInstance(info[0]);
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return;
      }

      NodeRT::Utils::SetHiddenValue(info.This(), Nan::New<String>("__winRtInstance__").ToLocalChecked(), True());

      HandPose *wrapperInstance = new HandPose(winRtInstance);
      wrapperInstance->Wrap(info.This());

      info.GetReturnValue().Set(info.This());
    }


      
    static void CastFrom(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      if (info.Length() < 1 || !NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandPose^>(info[0])) {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no object provided, or given object could not be casted to requested type")));
        return;
      }

      ::Windows::Perception::People::HandPose^ winRtInstance;
      try {
        winRtInstance = (::Windows::Perception::People::HandPose^) NodeRT::Utils::GetObjectInstance(info[0]);
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }

      info.GetReturnValue().Set(WrapHandPose(winRtInstance));
    }


    static void TryGetJoint(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandPose^>(info.This())) {
        return;
      }

      HandPose *wrapper = HandPose::Unwrap<HandPose>(info.This());

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::Spatial::SpatialCoordinateSystem^>(info[0])
        && info[1]->IsInt32())
      {
        try
        {
          ::Windows::Perception::Spatial::SpatialCoordinateSystem^ arg0 = dynamic_cast<::Windows::Perception::Spatial::SpatialCoordinateSystem^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Windows::Perception::People::HandJointKind arg1 = static_cast<::Windows::Perception::People::HandJointKind>(Nan::To<int32_t>(info[1]).FromMaybe(0));
          ::Windows::Perception::People::JointPose arg2;
          
          bool result;
          result = wrapper->_instance->TryGetJoint(arg0, arg1, &arg2);
          Local<Object> resObj = Nan::New<Object>();
          Nan::Set(resObj, Nan::New<String>("boolean").ToLocalChecked(), Nan::New<Boolean>(result));
          Nan::Set(resObj, Nan::New<String>("jointPose").ToLocalChecked(), JointPoseToJsObject(arg2));
          info.GetReturnValue().Set(resObj);
          return;
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }
    static void TryGetJoints(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Not implemented")));
    }
    static void GetRelativeJoint(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HandPose^>(info.This())) {
        return;
      }

      HandPose *wrapper = HandPose::Unwrap<HandPose>(info.This());

      if (info.Length() == 2
        && info[0]->IsInt32()
        && info[1]->IsInt32())
      {
        try
        {
          ::Windows::Perception::People::HandJointKind arg0 = static_cast<::Windows::Perception::People::HandJointKind>(Nan::To<int32_t>(info[0]).FromMaybe(0));
          ::Windows::Perception::People::HandJointKind arg1 = static_cast<::Windows::Perception::People::HandJointKind>(Nan::To<int32_t>(info[1]).FromMaybe(0));
          
          ::Windows::Perception::People::JointPose result;
          result = wrapper->_instance->GetRelativeJoint(arg0, arg1);
          info.GetReturnValue().Set(JointPoseToJsObject(result));
          return;
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }
    static void GetRelativeJoints(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Not implemented")));
    }





    private:
      ::Windows::Perception::People::HandPose^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapHandPose(::Windows::Perception::People::HandPose^ wintRtInstance);
      friend ::Windows::Perception::People::HandPose^ UnwrapHandPose(Local<Value> value);
  };

  Persistent<FunctionTemplate> HandPose::s_constructorTemplate;

  v8::Local<v8::Value> WrapHandPose(::Windows::Perception::People::HandPose^ winRtInstance) {
    EscapableHandleScope scope;

    if (winRtInstance == nullptr) {
      return scope.Escape(Undefined());
    }

    Local<Value> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Local<Value> args[] = {opaqueWrapper};
    Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(HandPose::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Perception::People::HandPose^ UnwrapHandPose(Local<Value> value) {
     return HandPose::Unwrap<HandPose>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitHandPose(Local<Object> exports) {
    HandPose::Init(exports);
  }

  class HeadPose : public WrapperBase {
    public:
      
      static void Init(const Local<Object> exports) {
        HandleScope scope;

        Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(New);
        s_constructorTemplate.Reset(localRef);
        localRef->SetClassName(Nan::New<String>("HeadPose").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);





          
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("forwardDirection").ToLocalChecked(), ForwardDirectionGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("position").ToLocalChecked(), PositionGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("upDirection").ToLocalChecked(), UpDirectionGetter);

        Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
        Nan::SetMethod(constructor, "castFrom", CastFrom);



        Nan::Set(exports, Nan::New<String>("HeadPose").ToLocalChecked(), constructor);
      }

      virtual ::Platform::Object^ GetObjectInstance() const override {
        return _instance;
      }

    private:

      HeadPose(::Windows::Perception::People::HeadPose^ instance) {
        _instance = instance;
      }

      
    static void New(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(s_constructorTemplate);

      // in case the constructor was called without the new operator
      if (!localRef->HasInstance(info.This())) {
        if (info.Length() > 0) {
          std::unique_ptr<Local<Value> []> constructorArgs(new Local<Value>[info.Length()]);

          Local<Value> *argsPtr = constructorArgs.get();
          for (int i = 0; i < info.Length(); i++) {
            argsPtr[i] = info[i];
          }

          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), constructorArgs.get());
          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        } else {
          MaybeLocal<Object> res = Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(), info.Length(), nullptr);

          if (res.IsEmpty()) {
            return;
          }

          info.GetReturnValue().Set(res.ToLocalChecked());
          return;
        }
      }

      ::Windows::Perception::People::HeadPose^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HeadPose^>(info[0])) {
        try {
          winRtInstance = (::Windows::Perception::People::HeadPose^) NodeRT::Utils::GetObjectInstance(info[0]);
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return;
      }

      NodeRT::Utils::SetHiddenValue(info.This(), Nan::New<String>("__winRtInstance__").ToLocalChecked(), True());

      HeadPose *wrapperInstance = new HeadPose(winRtInstance);
      wrapperInstance->Wrap(info.This());

      info.GetReturnValue().Set(info.This());
    }


      
    static void CastFrom(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;
      if (info.Length() < 1 || !NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HeadPose^>(info[0])) {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Invalid arguments, no object provided, or given object could not be casted to requested type")));
        return;
      }

      ::Windows::Perception::People::HeadPose^ winRtInstance;
      try {
        winRtInstance = (::Windows::Perception::People::HeadPose^) NodeRT::Utils::GetObjectInstance(info[0]);
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }

      info.GetReturnValue().Set(WrapHeadPose(winRtInstance));
    }





    static void ForwardDirectionGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HeadPose^>(info.This())) {
        return;
      }

      HeadPose *wrapper = HeadPose::Unwrap<HeadPose>(info.This());

      try  {
        ::Platform::Numerics::Vector3 result = wrapper->_instance->ForwardDirection;
        info.GetReturnValue().Set(Vector3ToJsObject(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void PositionGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HeadPose^>(info.This())) {
        return;
      }

      HeadPose *wrapper = HeadPose::Unwrap<HeadPose>(info.This());

      try  {
        ::Platform::Numerics::Vector3 result = wrapper->_instance->Position;
        info.GetReturnValue().Set(Vector3ToJsObject(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void UpDirectionGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Perception::People::HeadPose^>(info.This())) {
        return;
      }

      HeadPose *wrapper = HeadPose::Unwrap<HeadPose>(info.This());

      try  {
        ::Platform::Numerics::Vector3 result = wrapper->_instance->UpDirection;
        info.GetReturnValue().Set(Vector3ToJsObject(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      


    private:
      ::Windows::Perception::People::HeadPose^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapHeadPose(::Windows::Perception::People::HeadPose^ wintRtInstance);
      friend ::Windows::Perception::People::HeadPose^ UnwrapHeadPose(Local<Value> value);
  };

  Persistent<FunctionTemplate> HeadPose::s_constructorTemplate;

  v8::Local<v8::Value> WrapHeadPose(::Windows::Perception::People::HeadPose^ winRtInstance) {
    EscapableHandleScope scope;

    if (winRtInstance == nullptr) {
      return scope.Escape(Undefined());
    }

    Local<Value> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Local<Value> args[] = {opaqueWrapper};
    Local<FunctionTemplate> localRef = Nan::New<FunctionTemplate>(HeadPose::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Perception::People::HeadPose^ UnwrapHeadPose(Local<Value> value) {
     return HeadPose::Unwrap<HeadPose>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitHeadPose(Local<Object> exports) {
    HeadPose::Init(exports);
  }


} } } } 

NAN_MODULE_INIT(init) {
  // We ignore failures for now since it probably means that
  // the initialization already happened for STA, and that's cool

  CoInitializeEx(nullptr, COINIT_MULTITHREADED);

  /*
  if (FAILED(CoInitializeEx(nullptr, COINIT_MULTITHREADED))) {
    Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"error in CoInitializeEx()")));
    return;
  }
  */

      NodeRT::Windows::Perception::People::InitHandJointKindEnum(target);
      NodeRT::Windows::Perception::People::InitJointPoseAccuracyEnum(target);
      NodeRT::Windows::Perception::People::InitEyesPose(target);
      NodeRT::Windows::Perception::People::InitHandMeshObserver(target);
      NodeRT::Windows::Perception::People::InitHandMeshVertexState(target);
      NodeRT::Windows::Perception::People::InitHandPose(target);
      NodeRT::Windows::Perception::People::InitHeadPose(target);


  NodeRT::Utils::RegisterNameSpace("Windows.Perception.People", target);
}



NODE_MODULE(binding, init)