// Copyright (c) Microsoft Corporation
// 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::Handle;
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 UI { namespace Xaml { namespace Hosting { 

  v8::Local<v8::Value> WrapElementCompositionPreview(::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ wintRtInstance);
  ::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ UnwrapElementCompositionPreview(Local<Value> value);
  
  v8::Local<v8::Value> WrapIXamlUIPresenterHost(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ wintRtInstance);
  ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ UnwrapIXamlUIPresenterHost(Local<Value> value);
  
  v8::Local<v8::Value> WrapIXamlUIPresenterHost2(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ wintRtInstance);
  ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ UnwrapIXamlUIPresenterHost2(Local<Value> value);
  
  v8::Local<v8::Value> WrapIXamlUIPresenterHost3(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ wintRtInstance);
  ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ UnwrapIXamlUIPresenterHost3(Local<Value> value);
  
  v8::Local<v8::Value> WrapXamlUIPresenter(::Windows::UI::Xaml::Hosting::XamlUIPresenter^ wintRtInstance);
  ::Windows::UI::Xaml::Hosting::XamlUIPresenter^ UnwrapXamlUIPresenter(Local<Value> value);
  



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

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

    return true;
  }

  ::Windows::UI::Xaml::Hosting::HostingContract HostingContractFromJsObject(Local<Value> value)
  {
    HandleScope scope;
    ::Windows::UI::Xaml::Hosting::HostingContract 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;

    return returnValue;
  }

  Local<Value> HostingContractToJsObject(::Windows::UI::Xaml::Hosting::HostingContract value)
  {
    EscapableHandleScope scope;

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

    
    return scope.Escape(obj);
  }

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

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

    return true;
  }

  ::Windows::Foundation::Rect RectFromJsObject(Local<Value> value)
  {
    HandleScope scope;
    ::Windows::Foundation::Rect 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;

    return returnValue;
  }

  Local<Value> RectToJsObject(::Windows::Foundation::Rect value)
  {
    EscapableHandleScope scope;

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

    
    return scope.Escape(obj);
  }

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

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

    return true;
  }

  ::Windows::Foundation::Size SizeFromJsObject(Local<Value> value)
  {
    HandleScope scope;
    ::Windows::Foundation::Size 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;

    return returnValue;
  }

  Local<Value> SizeToJsObject(::Windows::Foundation::Size value)
  {
    EscapableHandleScope scope;

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

    
    return scope.Escape(obj);
  }

  
  class ElementCompositionPreview : 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>("ElementCompositionPreview").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);

      Nan::SetMethod(constructor, "getElementVisual", GetElementVisual);
      Nan::SetMethod(constructor, "getElementChildVisual", GetElementChildVisual);
      Nan::SetMethod(constructor, "setElementChildVisual", SetElementChildVisual);
      Nan::SetMethod(constructor, "getScrollViewerManipulationPropertySet", GetScrollViewerManipulationPropertySet);

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


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

  private:
    
    ElementCompositionPreview(::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ 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::UI::Xaml::Hosting::ElementCompositionPreview^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::ElementCompositionPreview^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::UI::Xaml::Hosting::ElementCompositionPreview^) 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());

      ElementCompositionPreview *wrapperInstance = new ElementCompositionPreview(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::UI::Xaml::Hosting::ElementCompositionPreview^>(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::UI::Xaml::Hosting::ElementCompositionPreview^ winRtInstance;
		try
		{
			winRtInstance = (::Windows::UI::Xaml::Hosting::ElementCompositionPreview^) NodeRT::Utils::GetObjectInstance(info[0]);
		}
		catch (Platform::Exception ^exception)
		{
			NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
			return;
		}

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


  


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

      if (info.Length() == 1
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::UIElement^>(info[0]))
      {
        try
        {
          ::Windows::UI::Xaml::UIElement^ arg0 = dynamic_cast<::Windows::UI::Xaml::UIElement^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          ::Windows::UI::Composition::Visual^ result;
          result = ::Windows::UI::Xaml::Hosting::ElementCompositionPreview::GetElementVisual(arg0);
          info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.UI.Composition", "Visual", 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 GetElementChildVisual(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 1
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::UIElement^>(info[0]))
      {
        try
        {
          ::Windows::UI::Xaml::UIElement^ arg0 = dynamic_cast<::Windows::UI::Xaml::UIElement^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          ::Windows::UI::Composition::Visual^ result;
          result = ::Windows::UI::Xaml::Hosting::ElementCompositionPreview::GetElementChildVisual(arg0);
          info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.UI.Composition", "Visual", 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 SetElementChildVisual(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::UIElement^>(info[0])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Composition::Visual^>(info[1]))
      {
        try
        {
          ::Windows::UI::Xaml::UIElement^ arg0 = dynamic_cast<::Windows::UI::Xaml::UIElement^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Windows::UI::Composition::Visual^ arg1 = dynamic_cast<::Windows::UI::Composition::Visual^>(NodeRT::Utils::GetObjectInstance(info[1]));
          
          ::Windows::UI::Xaml::Hosting::ElementCompositionPreview::SetElementChildVisual(arg0, arg1);
          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 GetScrollViewerManipulationPropertySet(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 1
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Controls::ScrollViewer^>(info[0]))
      {
        try
        {
          ::Windows::UI::Xaml::Controls::ScrollViewer^ arg0 = dynamic_cast<::Windows::UI::Xaml::Controls::ScrollViewer^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          ::Windows::UI::Composition::CompositionPropertySet^ result;
          result = ::Windows::UI::Xaml::Hosting::ElementCompositionPreview::GetScrollViewerManipulationPropertySet(arg0);
          info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.UI.Composition", "CompositionPropertySet", 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;
      }
    }



  private:
    ::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapElementCompositionPreview(::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ wintRtInstance);
    friend ::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ UnwrapElementCompositionPreview(Local<Value> value);
  };
  Persistent<FunctionTemplate> ElementCompositionPreview::s_constructorTemplate;

  v8::Local<v8::Value> WrapElementCompositionPreview(::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ 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>(ElementCompositionPreview::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::UI::Xaml::Hosting::ElementCompositionPreview^ UnwrapElementCompositionPreview(Local<Value> value)
  {
     return ElementCompositionPreview::Unwrap<ElementCompositionPreview>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitElementCompositionPreview(Local<Object> exports)
  {
    ElementCompositionPreview::Init(exports);
  }

  class IXamlUIPresenterHost : 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>("IXamlUIPresenterHost").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "resolveFileResource", ResolveFileResource);
      
                        
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


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


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

  private:
    
    IXamlUIPresenterHost(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ 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::UI::Xaml::Hosting::IXamlUIPresenterHost^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^) 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());

      IXamlUIPresenterHost *wrapperInstance = new IXamlUIPresenterHost(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::UI::Xaml::Hosting::IXamlUIPresenterHost^>(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::UI::Xaml::Hosting::IXamlUIPresenterHost^ winRtInstance;
		try
		{
			winRtInstance = (::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^) NodeRT::Utils::GetObjectInstance(info[0]);
		}
		catch (Platform::Exception ^exception)
		{
			NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
			return;
		}

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 1
        && info[0]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          
          Platform::String^ result;
          result = wrapper->_instance->ResolveFileResource(arg0);
          info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
          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;
      }
    }





  private:
    ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapIXamlUIPresenterHost(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ wintRtInstance);
    friend ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ UnwrapIXamlUIPresenterHost(Local<Value> value);
  };
  Persistent<FunctionTemplate> IXamlUIPresenterHost::s_constructorTemplate;

  v8::Local<v8::Value> WrapIXamlUIPresenterHost(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ 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>(IXamlUIPresenterHost::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ UnwrapIXamlUIPresenterHost(Local<Value> value)
  {
     return IXamlUIPresenterHost::Unwrap<IXamlUIPresenterHost>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitIXamlUIPresenterHost(Local<Object> exports)
  {
    IXamlUIPresenterHost::Init(exports);
  }

  class IXamlUIPresenterHost2 : 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>("IXamlUIPresenterHost2").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "getGenericXamlFilePath", GetGenericXamlFilePath);
      
                        
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


      Nan::Set(exports, Nan::New<String>("IXamlUIPresenterHost2").ToLocalChecked(), constructor);
    }


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

  private:
    
    IXamlUIPresenterHost2(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ 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::UI::Xaml::Hosting::IXamlUIPresenterHost2^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^) 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());

      IXamlUIPresenterHost2 *wrapperInstance = new IXamlUIPresenterHost2(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::UI::Xaml::Hosting::IXamlUIPresenterHost2^>(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::UI::Xaml::Hosting::IXamlUIPresenterHost2^ winRtInstance;
		try
		{
			winRtInstance = (::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^) NodeRT::Utils::GetObjectInstance(info[0]);
		}
		catch (Platform::Exception ^exception)
		{
			NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
			return;
		}

		info.GetReturnValue().Set(WrapIXamlUIPresenterHost2(winRtInstance));
    }


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^>(info.This()))
      {
        return;
      }

      IXamlUIPresenterHost2 *wrapper = IXamlUIPresenterHost2::Unwrap<IXamlUIPresenterHost2>(info.This());

      if (info.Length() == 0)
      {
        try
        {
          Platform::String^ result;
          result = wrapper->_instance->GetGenericXamlFilePath();
          info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
          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;
      }
    }





  private:
    ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapIXamlUIPresenterHost2(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ wintRtInstance);
    friend ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ UnwrapIXamlUIPresenterHost2(Local<Value> value);
  };
  Persistent<FunctionTemplate> IXamlUIPresenterHost2::s_constructorTemplate;

  v8::Local<v8::Value> WrapIXamlUIPresenterHost2(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ 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>(IXamlUIPresenterHost2::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost2^ UnwrapIXamlUIPresenterHost2(Local<Value> value)
  {
     return IXamlUIPresenterHost2::Unwrap<IXamlUIPresenterHost2>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitIXamlUIPresenterHost2(Local<Object> exports)
  {
    IXamlUIPresenterHost2::Init(exports);
  }

  class IXamlUIPresenterHost3 : 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>("IXamlUIPresenterHost3").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "resolveDictionaryResource", ResolveDictionaryResource);
      
                        
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


      Nan::Set(exports, Nan::New<String>("IXamlUIPresenterHost3").ToLocalChecked(), constructor);
    }


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

  private:
    
    IXamlUIPresenterHost3(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ 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::UI::Xaml::Hosting::IXamlUIPresenterHost3^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^) 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());

      IXamlUIPresenterHost3 *wrapperInstance = new IXamlUIPresenterHost3(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::UI::Xaml::Hosting::IXamlUIPresenterHost3^>(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::UI::Xaml::Hosting::IXamlUIPresenterHost3^ winRtInstance;
		try
		{
			winRtInstance = (::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^) NodeRT::Utils::GetObjectInstance(info[0]);
		}
		catch (Platform::Exception ^exception)
		{
			NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
			return;
		}

		info.GetReturnValue().Set(WrapIXamlUIPresenterHost3(winRtInstance));
    }


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^>(info.This()))
      {
        return;
      }

      IXamlUIPresenterHost3 *wrapper = IXamlUIPresenterHost3::Unwrap<IXamlUIPresenterHost3>(info.This());

      if (info.Length() == 3
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::ResourceDictionary^>(info[0])
        && NodeRT::Utils::IsWinRtWrapperOf<::Platform::Object^>(info[1])
        && NodeRT::Utils::IsWinRtWrapperOf<::Platform::Object^>(info[2]))
      {
        try
        {
          ::Windows::UI::Xaml::ResourceDictionary^ arg0 = dynamic_cast<::Windows::UI::Xaml::ResourceDictionary^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Platform::Object^ arg1 = dynamic_cast<::Platform::Object^>(NodeRT::Utils::GetObjectInstance(info[1]));
          ::Platform::Object^ arg2 = dynamic_cast<::Platform::Object^>(NodeRT::Utils::GetObjectInstance(info[2]));
          
          ::Platform::Object^ result;
          result = wrapper->_instance->ResolveDictionaryResource(arg0, arg1, arg2);
          info.GetReturnValue().Set(CreateOpaqueWrapper(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;
      }
    }





  private:
    ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapIXamlUIPresenterHost3(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ wintRtInstance);
    friend ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ UnwrapIXamlUIPresenterHost3(Local<Value> value);
  };
  Persistent<FunctionTemplate> IXamlUIPresenterHost3::s_constructorTemplate;

  v8::Local<v8::Value> WrapIXamlUIPresenterHost3(::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ 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>(IXamlUIPresenterHost3::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost3^ UnwrapIXamlUIPresenterHost3(Local<Value> value)
  {
     return IXamlUIPresenterHost3::Unwrap<IXamlUIPresenterHost3>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitIXamlUIPresenterHost3(Local<Object> exports)
  {
    IXamlUIPresenterHost3::Init(exports);
  }

  class XamlUIPresenter : 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>("XamlUIPresenter").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "setSize", SetSize);
      Nan::SetPrototypeMethod(localRef, "render", Render);
      Nan::SetPrototypeMethod(localRef, "present", Present);
      
                        
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("themeResourcesXaml").ToLocalChecked(), ThemeResourcesXamlGetter, ThemeResourcesXamlSetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("themeKey").ToLocalChecked(), ThemeKeyGetter, ThemeKeySetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("rootElement").ToLocalChecked(), RootElementGetter, RootElementSetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);

      Nan::SetMethod(constructor, "getFlyoutPlacementTargetInfo", GetFlyoutPlacementTargetInfo);
      Nan::SetMethod(constructor, "getFlyoutPlacement", GetFlyoutPlacement);
      Nan::SetMethod(constructor, "setHost", SetHost);
      Nan::SetMethod(constructor, "notifyWindowSizeChanged", NotifyWindowSizeChanged);
      Nan::SetAccessor(constructor, Nan::New<String>("completeTimelinesAutomatically").ToLocalChecked(), CompleteTimelinesAutomaticallyGetter, CompleteTimelinesAutomaticallySetter);

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


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

  private:
    
    XamlUIPresenter(::Windows::UI::Xaml::Hosting::XamlUIPresenter^ 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::UI::Xaml::Hosting::XamlUIPresenter^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::UI::Xaml::Hosting::XamlUIPresenter^) 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());

      XamlUIPresenter *wrapperInstance = new XamlUIPresenter(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::UI::Xaml::Hosting::XamlUIPresenter^>(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::UI::Xaml::Hosting::XamlUIPresenter^ winRtInstance;
		try
		{
			winRtInstance = (::Windows::UI::Xaml::Hosting::XamlUIPresenter^) NodeRT::Utils::GetObjectInstance(info[0]);
		}
		catch (Platform::Exception ^exception)
		{
			NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
			return;
		}

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 2
        && info[0]->IsInt32()
        && info[1]->IsInt32())
      {
        try
        {
          int arg0 = static_cast<int>(Nan::To<int32_t>(info[0]).FromMaybe(0));
          int arg1 = static_cast<int>(Nan::To<int32_t>(info[1]).FromMaybe(0));
          
          wrapper->_instance->SetSize(arg0, arg1);
          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 Render(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          wrapper->_instance->Render();
          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 Present(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          wrapper->_instance->Present();
          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 GetFlyoutPlacementTargetInfo(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::FrameworkElement^>(info[0])
        && info[1]->IsInt32())
      {
        try
        {
          ::Windows::UI::Xaml::FrameworkElement^ arg0 = dynamic_cast<::Windows::UI::Xaml::FrameworkElement^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Windows::UI::Xaml::Controls::Primitives::FlyoutPlacementMode arg1 = static_cast<::Windows::UI::Xaml::Controls::Primitives::FlyoutPlacementMode>(Nan::To<int32_t>(info[1]).FromMaybe(0));
          ::Windows::UI::Xaml::Controls::Primitives::FlyoutPlacementMode arg2;  
          bool arg3;  
          
          ::Windows::Foundation::Rect result;
          result = ::Windows::UI::Xaml::Hosting::XamlUIPresenter::GetFlyoutPlacementTargetInfo(arg0, arg1, &arg2, &arg3);
          Local<Object> resObj = Nan::New<Object>();
          Nan::Set(resObj, Nan::New<String>("rect").ToLocalChecked(), NodeRT::Utils::RectToJs(result));
          Nan::Set(resObj, Nan::New<String>("targetPreferredPlacement").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(arg2)));
          Nan::Set(resObj, Nan::New<String>("allowFallbacks").ToLocalChecked(), Nan::New<Boolean>(arg3));
          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 GetFlyoutPlacement(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 6
        && NodeRT::Utils::IsRect(info[0])
        && NodeRT::Utils::IsSize(info[1])
        && NodeRT::Utils::IsSize(info[2])
        && NodeRT::Utils::IsRect(info[3])
        && info[4]->IsInt32()
        && info[5]->IsBoolean())
      {
        try
        {
          ::Windows::Foundation::Rect arg0 = NodeRT::Utils::RectFromJs(info[0]);
          ::Windows::Foundation::Size arg1 = NodeRT::Utils::SizeFromJs(info[1]);
          ::Windows::Foundation::Size arg2 = NodeRT::Utils::SizeFromJs(info[2]);
          ::Windows::Foundation::Rect arg3 = NodeRT::Utils::RectFromJs(info[3]);
          ::Windows::UI::Xaml::Controls::Primitives::FlyoutPlacementMode arg4 = static_cast<::Windows::UI::Xaml::Controls::Primitives::FlyoutPlacementMode>(Nan::To<int32_t>(info[4]).FromMaybe(0));
          bool arg5 = Nan::To<bool>(info[5]).FromMaybe(false);
          ::Windows::UI::Xaml::Controls::Primitives::FlyoutPlacementMode arg6;  
          
          ::Windows::Foundation::Rect result;
          result = ::Windows::UI::Xaml::Hosting::XamlUIPresenter::GetFlyoutPlacement(arg0, arg1, arg2, arg3, arg4, arg5, &arg6);
          Local<Object> resObj = Nan::New<Object>();
          Nan::Set(resObj, Nan::New<String>("rect").ToLocalChecked(), NodeRT::Utils::RectToJs(result));
          Nan::Set(resObj, Nan::New<String>("chosenPlacement").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(arg6)));
          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 SetHost(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 1
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^>(info[0]))
      {
        try
        {
          ::Windows::UI::Xaml::Hosting::IXamlUIPresenterHost^ arg0 = UnwrapIXamlUIPresenterHost(info[0]);
          
          ::Windows::UI::Xaml::Hosting::XamlUIPresenter::SetHost(arg0);
          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 NotifyWindowSizeChanged(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::UI::Xaml::Hosting::XamlUIPresenter::NotifyWindowSizeChanged();
          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 ThemeResourcesXamlGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->ThemeResourcesXaml;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void ThemeResourcesXamlSetter(Local<String> property, Local<Value> value, const Nan::PropertyCallbackInfo<void> &info)
    {
      HandleScope scope;
      
      if (!value->IsString())
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        Platform::String^ winRtValue = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));

        wrapper->_instance->ThemeResourcesXaml = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void ThemeKeyGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->ThemeKey;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void ThemeKeySetter(Local<String> property, Local<Value> value, const Nan::PropertyCallbackInfo<void> &info)
    {
      HandleScope scope;
      
      if (!value->IsString())
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        Platform::String^ winRtValue = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));

        wrapper->_instance->ThemeKey = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void RootElementGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::UI::Xaml::UIElement^ result = wrapper->_instance->RootElement;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.UI.Xaml", "UIElement", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void RootElementSetter(Local<String> property, Local<Value> value, const Nan::PropertyCallbackInfo<void> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::UIElement^>(value))
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::UI::Xaml::Hosting::XamlUIPresenter^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        ::Windows::UI::Xaml::UIElement^ winRtValue = dynamic_cast<::Windows::UI::Xaml::UIElement^>(NodeRT::Utils::GetObjectInstance(value));

        wrapper->_instance->RootElement = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    

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

      try 
      {
        bool result = ::Windows::UI::Xaml::Hosting::XamlUIPresenter::CompleteTimelinesAutomatically;
        info.GetReturnValue().Set(Nan::New<Boolean>(result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void CompleteTimelinesAutomaticallySetter(Local<String> property, Local<Value> value, const Nan::PropertyCallbackInfo<void> &info)
    {
      HandleScope scope;
      
      if (!value->IsBoolean())
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      try 
      {

        
        bool winRtValue = Nan::To<bool>(value).FromMaybe(false);

        ::Windows::UI::Xaml::Hosting::XamlUIPresenter::CompleteTimelinesAutomatically = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    

  private:
    ::Windows::UI::Xaml::Hosting::XamlUIPresenter^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapXamlUIPresenter(::Windows::UI::Xaml::Hosting::XamlUIPresenter^ wintRtInstance);
    friend ::Windows::UI::Xaml::Hosting::XamlUIPresenter^ UnwrapXamlUIPresenter(Local<Value> value);
  };
  Persistent<FunctionTemplate> XamlUIPresenter::s_constructorTemplate;

  v8::Local<v8::Value> WrapXamlUIPresenter(::Windows::UI::Xaml::Hosting::XamlUIPresenter^ 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>(XamlUIPresenter::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::UI::Xaml::Hosting::XamlUIPresenter^ UnwrapXamlUIPresenter(Local<Value> value)
  {
     return XamlUIPresenter::Unwrap<XamlUIPresenter>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitXamlUIPresenter(Local<Object> exports)
  {
    XamlUIPresenter::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::UI::Xaml::Hosting::InitElementCompositionPreview(target);
  NodeRT::Windows::UI::Xaml::Hosting::InitIXamlUIPresenterHost(target);
  NodeRT::Windows::UI::Xaml::Hosting::InitIXamlUIPresenterHost2(target);
  NodeRT::Windows::UI::Xaml::Hosting::InitIXamlUIPresenterHost3(target);
  NodeRT::Windows::UI::Xaml::Hosting::InitXamlUIPresenter(target);

  NodeRT::Utils::RegisterNameSpace("Windows.UI.Xaml.Hosting", target);
}


NODE_MODULE(binding, init)