// 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 System { namespace UserProfile { 

  v8::Local<v8::Value> WrapAdvertisingManager(::Windows::System::UserProfile::AdvertisingManager^ wintRtInstance);
  ::Windows::System::UserProfile::AdvertisingManager^ UnwrapAdvertisingManager(Local<Value> value);
  
  v8::Local<v8::Value> WrapUserProfilePersonalizationSettings(::Windows::System::UserProfile::UserProfilePersonalizationSettings^ wintRtInstance);
  ::Windows::System::UserProfile::UserProfilePersonalizationSettings^ UnwrapUserProfilePersonalizationSettings(Local<Value> value);
  
  v8::Local<v8::Value> WrapGlobalizationPreferences(::Windows::System::UserProfile::GlobalizationPreferences^ wintRtInstance);
  ::Windows::System::UserProfile::GlobalizationPreferences^ UnwrapGlobalizationPreferences(Local<Value> value);
  
  v8::Local<v8::Value> WrapFirstSignInSettings(::Windows::System::UserProfile::FirstSignInSettings^ wintRtInstance);
  ::Windows::System::UserProfile::FirstSignInSettings^ UnwrapFirstSignInSettings(Local<Value> value);
  
  v8::Local<v8::Value> WrapUserInformation(::Windows::System::UserProfile::UserInformation^ wintRtInstance);
  ::Windows::System::UserProfile::UserInformation^ UnwrapUserInformation(Local<Value> value);
  
  v8::Local<v8::Value> WrapLockScreen(::Windows::System::UserProfile::LockScreen^ wintRtInstance);
  ::Windows::System::UserProfile::LockScreen^ UnwrapLockScreen(Local<Value> value);
  


  static void InitAccountPictureKindEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("AccountPictureKind").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("smallImage").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::AccountPictureKind::SmallImage)));
	Nan::Set(enumObject, Nan::New<String>("largeImage").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::AccountPictureKind::LargeImage)));
	Nan::Set(enumObject, Nan::New<String>("video").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::AccountPictureKind::Video)));
  }


  static void InitSetAccountPictureResultEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("SetAccountPictureResult").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("success").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetAccountPictureResult::Success)));
	Nan::Set(enumObject, Nan::New<String>("changeDisabled").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetAccountPictureResult::ChangeDisabled)));
	Nan::Set(enumObject, Nan::New<String>("largeOrDynamicError").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetAccountPictureResult::LargeOrDynamicError)));
	Nan::Set(enumObject, Nan::New<String>("videoFrameSizeError").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetAccountPictureResult::VideoFrameSizeError)));
	Nan::Set(enumObject, Nan::New<String>("fileSizeError").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetAccountPictureResult::FileSizeError)));
	Nan::Set(enumObject, Nan::New<String>("failure").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetAccountPictureResult::Failure)));
  }


  static void InitSetImageFeedResultEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("SetImageFeedResult").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("success").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetImageFeedResult::Success)));
	Nan::Set(enumObject, Nan::New<String>("changeDisabled").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetImageFeedResult::ChangeDisabled)));
	Nan::Set(enumObject, Nan::New<String>("userCanceled").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::System::UserProfile::SetImageFeedResult::UserCanceled)));
  }



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

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

    return true;
  }

  ::Windows::System::UserProfile::UserProfileContract UserProfileContractFromJsObject(Local<Value> value)
  {
    HandleScope scope;
    ::Windows::System::UserProfile::UserProfileContract 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> UserProfileContractToJsObject(::Windows::System::UserProfile::UserProfileContract value)
  {
    EscapableHandleScope scope;

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

    
    return scope.Escape(obj);
  }

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

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

    return true;
  }

  ::Windows::System::UserProfile::UserProfileLockScreenContract UserProfileLockScreenContractFromJsObject(Local<Value> value)
  {
    HandleScope scope;
    ::Windows::System::UserProfile::UserProfileLockScreenContract 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> UserProfileLockScreenContractToJsObject(::Windows::System::UserProfile::UserProfileLockScreenContract value)
  {
    EscapableHandleScope scope;

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

    
    return scope.Escape(obj);
  }

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

      Nan::SetAccessor(constructor, Nan::New<String>("advertisingId").ToLocalChecked(), AdvertisingIdGetter);

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


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

  private:
    
    AdvertisingManager(::Windows::System::UserProfile::AdvertisingManager^ 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::System::UserProfile::AdvertisingManager^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::AdvertisingManager^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::System::UserProfile::AdvertisingManager^) 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());

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

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


  




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

      try 
      {
        Platform::String^ result = ::Windows::System::UserProfile::AdvertisingManager::AdvertisingId;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    

  private:
    ::Windows::System::UserProfile::AdvertisingManager^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapAdvertisingManager(::Windows::System::UserProfile::AdvertisingManager^ wintRtInstance);
    friend ::Windows::System::UserProfile::AdvertisingManager^ UnwrapAdvertisingManager(Local<Value> value);
  };
  Persistent<FunctionTemplate> AdvertisingManager::s_constructorTemplate;

  v8::Local<v8::Value> WrapAdvertisingManager(::Windows::System::UserProfile::AdvertisingManager^ 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>(AdvertisingManager::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::System::UserProfile::AdvertisingManager^ UnwrapAdvertisingManager(Local<Value> value)
  {
     return AdvertisingManager::Unwrap<AdvertisingManager>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitAdvertisingManager(Local<Object> exports)
  {
    AdvertisingManager::Init(exports);
  }

  class UserProfilePersonalizationSettings : 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>("UserProfilePersonalizationSettings").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
      Local<Function> func;
      Local<FunctionTemplate> funcTemplate;
                  
      Nan::SetPrototypeMethod(localRef, "trySetLockScreenImageAsync", TrySetLockScreenImageAsync);
      Nan::SetPrototypeMethod(localRef, "trySetWallpaperImageAsync", TrySetWallpaperImageAsync);
      
                  
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);

      Nan::SetMethod(constructor, "isSupported", IsSupported);
      Nan::SetAccessor(constructor, Nan::New<String>("current").ToLocalChecked(), CurrentGetter);

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


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

  private:
    
    UserProfilePersonalizationSettings(::Windows::System::UserProfile::UserProfilePersonalizationSettings^ 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::System::UserProfile::UserProfilePersonalizationSettings^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::UserProfilePersonalizationSettings^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::System::UserProfile::UserProfilePersonalizationSettings^) 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());

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::UserProfilePersonalizationSettings^>(info.This()))
      {
        return;
      }

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

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

      ::Windows::Foundation::IAsyncOperation<bool>^ op;
    

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::StorageFile^>(info[0]))
      {
        try
        {
          ::Windows::Storage::StorageFile^ arg0 = dynamic_cast<::Windows::Storage::StorageFile^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = wrapper->_instance->TrySetLockScreenImageAsync(arg0);
        }
        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<bool> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {


            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = Nan::New<Boolean>(result);
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

		    
            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 TrySetWallpaperImageAsync(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::UserProfilePersonalizationSettings^>(info.This()))
      {
        return;
      }

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

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

      ::Windows::Foundation::IAsyncOperation<bool>^ op;
    

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::StorageFile^>(info[0]))
      {
        try
        {
          ::Windows::Storage::StorageFile^ arg0 = dynamic_cast<::Windows::Storage::StorageFile^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = wrapper->_instance->TrySetWallpaperImageAsync(arg0);
        }
        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<bool> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {


            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = Nan::New<Boolean>(result);
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

		    
            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::System::UserProfile::UserProfilePersonalizationSettings::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 CurrentGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::System::UserProfile::UserProfilePersonalizationSettings^ result = ::Windows::System::UserProfile::UserProfilePersonalizationSettings::Current;
        info.GetReturnValue().Set(WrapUserProfilePersonalizationSettings(result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    

  private:
    ::Windows::System::UserProfile::UserProfilePersonalizationSettings^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapUserProfilePersonalizationSettings(::Windows::System::UserProfile::UserProfilePersonalizationSettings^ wintRtInstance);
    friend ::Windows::System::UserProfile::UserProfilePersonalizationSettings^ UnwrapUserProfilePersonalizationSettings(Local<Value> value);
  };
  Persistent<FunctionTemplate> UserProfilePersonalizationSettings::s_constructorTemplate;

  v8::Local<v8::Value> WrapUserProfilePersonalizationSettings(::Windows::System::UserProfile::UserProfilePersonalizationSettings^ 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>(UserProfilePersonalizationSettings::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::System::UserProfile::UserProfilePersonalizationSettings^ UnwrapUserProfilePersonalizationSettings(Local<Value> value)
  {
     return UserProfilePersonalizationSettings::Unwrap<UserProfilePersonalizationSettings>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitUserProfilePersonalizationSettings(Local<Object> exports)
  {
    UserProfilePersonalizationSettings::Init(exports);
  }

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

      Nan::SetAccessor(constructor, Nan::New<String>("calendars").ToLocalChecked(), CalendarsGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("clocks").ToLocalChecked(), ClocksGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("currencies").ToLocalChecked(), CurrenciesGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("homeGeographicRegion").ToLocalChecked(), HomeGeographicRegionGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("languages").ToLocalChecked(), LanguagesGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("weekStartsOn").ToLocalChecked(), WeekStartsOnGetter);

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


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

  private:
    
    GlobalizationPreferences(::Windows::System::UserProfile::GlobalizationPreferences^ 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::System::UserProfile::GlobalizationPreferences^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::GlobalizationPreferences^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::System::UserProfile::GlobalizationPreferences^) 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());

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

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


  




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

      try 
      {
        ::Windows::Foundation::Collections::IVectorView<::Platform::String^>^ result = ::Windows::System::UserProfile::GlobalizationPreferences::Calendars;
        info.GetReturnValue().Set(NodeRT::Collections::VectorViewWrapper<::Platform::String^>::CreateVectorViewWrapper(result, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](Local<Value> value) -> bool {
              return value->IsString();
            },
            [](Local<Value> value) -> ::Platform::String^ {
              return ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));
            }
          ));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void ClocksGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Foundation::Collections::IVectorView<::Platform::String^>^ result = ::Windows::System::UserProfile::GlobalizationPreferences::Clocks;
        info.GetReturnValue().Set(NodeRT::Collections::VectorViewWrapper<::Platform::String^>::CreateVectorViewWrapper(result, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](Local<Value> value) -> bool {
              return value->IsString();
            },
            [](Local<Value> value) -> ::Platform::String^ {
              return ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));
            }
          ));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void CurrenciesGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Foundation::Collections::IVectorView<::Platform::String^>^ result = ::Windows::System::UserProfile::GlobalizationPreferences::Currencies;
        info.GetReturnValue().Set(NodeRT::Collections::VectorViewWrapper<::Platform::String^>::CreateVectorViewWrapper(result, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](Local<Value> value) -> bool {
              return value->IsString();
            },
            [](Local<Value> value) -> ::Platform::String^ {
              return ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));
            }
          ));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void HomeGeographicRegionGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        Platform::String^ result = ::Windows::System::UserProfile::GlobalizationPreferences::HomeGeographicRegion;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void LanguagesGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Foundation::Collections::IVectorView<::Platform::String^>^ result = ::Windows::System::UserProfile::GlobalizationPreferences::Languages;
        info.GetReturnValue().Set(NodeRT::Collections::VectorViewWrapper<::Platform::String^>::CreateVectorViewWrapper(result, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](Local<Value> value) -> bool {
              return value->IsString();
            },
            [](Local<Value> value) -> ::Platform::String^ {
              return ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));
            }
          ));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void WeekStartsOnGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Globalization::DayOfWeek result = ::Windows::System::UserProfile::GlobalizationPreferences::WeekStartsOn;
        info.GetReturnValue().Set(Nan::New<Integer>(static_cast<int>(result)));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    

  private:
    ::Windows::System::UserProfile::GlobalizationPreferences^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapGlobalizationPreferences(::Windows::System::UserProfile::GlobalizationPreferences^ wintRtInstance);
    friend ::Windows::System::UserProfile::GlobalizationPreferences^ UnwrapGlobalizationPreferences(Local<Value> value);
  };
  Persistent<FunctionTemplate> GlobalizationPreferences::s_constructorTemplate;

  v8::Local<v8::Value> WrapGlobalizationPreferences(::Windows::System::UserProfile::GlobalizationPreferences^ 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>(GlobalizationPreferences::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::System::UserProfile::GlobalizationPreferences^ UnwrapGlobalizationPreferences(Local<Value> value)
  {
     return GlobalizationPreferences::Unwrap<GlobalizationPreferences>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitGlobalizationPreferences(Local<Object> exports)
  {
    GlobalizationPreferences::Init(exports);
  }

  class FirstSignInSettings : 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>("FirstSignInSettings").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "lookup", Lookup);
      Nan::SetPrototypeMethod(localRef, "hasKey", HasKey);
      Nan::SetPrototypeMethod(localRef, "split", Split);
      Nan::SetPrototypeMethod(localRef, "first", First);
      
                        
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);

      Nan::SetMethod(constructor, "getDefault", GetDefault);

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


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

  private:
    
    FirstSignInSettings(::Windows::System::UserProfile::FirstSignInSettings^ 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::System::UserProfile::FirstSignInSettings^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::FirstSignInSettings^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::System::UserProfile::FirstSignInSettings^) 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());

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::FirstSignInSettings^>(info.This()))
      {
        return;
      }

      FirstSignInSettings *wrapper = FirstSignInSettings::Unwrap<FirstSignInSettings>(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::Object^ result;
          result = wrapper->_instance->Lookup(arg0);
          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;
      }
    }
    static void HasKey(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::FirstSignInSettings^>(info.This()))
      {
        return;
      }

      FirstSignInSettings *wrapper = FirstSignInSettings::Unwrap<FirstSignInSettings>(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])));
          
          bool result;
          result = wrapper->_instance->HasKey(arg0);
          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 Split(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::FirstSignInSettings^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Foundation::Collections::IMapView<::Platform::String^, ::Platform::Object^>^ arg0;
          ::Windows::Foundation::Collections::IMapView<::Platform::String^, ::Platform::Object^>^ arg1;
          
          wrapper->_instance->Split(&arg0, &arg1);
          Local<Object> resObj = Nan::New<Object>();
          Nan::Set(resObj, Nan::New<String>("first").ToLocalChecked(), NodeRT::Collections::MapViewWrapper<::Platform::String^,::Platform::Object^>::CreateMapViewWrapper(arg0, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](Local<Value> value) -> bool {
              return value->IsString();
            },
            [](Local<Value> value) -> ::Platform::String^ {
              return ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));
            },
            [](::Platform::Object^ val) -> Local<Value> {
              return CreateOpaqueWrapper(val);
            }
          ));
          Nan::Set(resObj, Nan::New<String>("second").ToLocalChecked(), NodeRT::Collections::MapViewWrapper<::Platform::String^,::Platform::Object^>::CreateMapViewWrapper(arg1, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](Local<Value> value) -> bool {
              return value->IsString();
            },
            [](Local<Value> value) -> ::Platform::String^ {
              return ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(value)));
            },
            [](::Platform::Object^ val) -> Local<Value> {
              return CreateOpaqueWrapper(val);
            }
          ));
          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 First(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::FirstSignInSettings^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Foundation::Collections::IIterator<::Windows::Foundation::Collections::IKeyValuePair<::Platform::String^, ::Platform::Object^>^>^ result;
          result = wrapper->_instance->First();
          info.GetReturnValue().Set(NodeRT::Collections::IteratorWrapper<::Windows::Foundation::Collections::IKeyValuePair<::Platform::String^, ::Platform::Object^>^>::CreateIteratorWrapper(result, 
            [](::Windows::Foundation::Collections::IKeyValuePair<::Platform::String^, ::Platform::Object^>^ val) -> Local<Value> {
              return NodeRT::Collections::KeyValuePairWrapper<::Platform::String^,::Platform::Object^>::CreateKeyValuePairWrapper(val, 
            [](::Platform::String^ val) -> Local<Value> {
              return NodeRT::Utils::NewString(val->Data());
            },
            [](::Platform::Object^ val) -> Local<Value> {
              return CreateOpaqueWrapper(val);
            }
          );
            }
          ));
          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 GetDefault(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::System::UserProfile::FirstSignInSettings^ result;
          result = ::Windows::System::UserProfile::FirstSignInSettings::GetDefault();
          info.GetReturnValue().Set(WrapFirstSignInSettings(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::System::UserProfile::FirstSignInSettings^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapFirstSignInSettings(::Windows::System::UserProfile::FirstSignInSettings^ wintRtInstance);
    friend ::Windows::System::UserProfile::FirstSignInSettings^ UnwrapFirstSignInSettings(Local<Value> value);
  };
  Persistent<FunctionTemplate> FirstSignInSettings::s_constructorTemplate;

  v8::Local<v8::Value> WrapFirstSignInSettings(::Windows::System::UserProfile::FirstSignInSettings^ 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>(FirstSignInSettings::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::System::UserProfile::FirstSignInSettings^ UnwrapFirstSignInSettings(Local<Value> value)
  {
     return FirstSignInSettings::Unwrap<FirstSignInSettings>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitFirstSignInSettings(Local<Object> exports)
  {
    FirstSignInSettings::Init(exports);
  }

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

      Nan::SetMethod(constructor, "getAccountPicture", GetAccountPicture);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(SetAccountPictureAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("setAccountPictureAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(SetAccountPicturesAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("setAccountPicturesAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(SetAccountPictureFromStreamAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("setAccountPictureFromStreamAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(SetAccountPicturesFromStreamsAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("setAccountPicturesFromStreamsAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetDisplayNameAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("getDisplayNameAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetFirstNameAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("getFirstNameAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetLastNameAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("getLastNameAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetPrincipalNameAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("getPrincipalNameAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetSessionInitiationProtocolUriAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("getSessionInitiationProtocolUriAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetDomainNameAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("getDomainNameAsync").ToLocalChecked(), func);
      Nan::SetAccessor(constructor, Nan::New<String>("accountPictureChangeEnabled").ToLocalChecked(), AccountPictureChangeEnabledGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("nameAccessAllowed").ToLocalChecked(), NameAccessAllowedGetter);
      
      Local<Function> addListenerFunc = Nan::GetFunction(Nan::New<FunctionTemplate>(AddListener)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("addListener").ToLocalChecked(), addListenerFunc);
      Nan::Set(constructor, Nan::New<String>("on").ToLocalChecked(), addListenerFunc);
      Local<Function> removeListenerFunc = Nan::GetFunction(Nan::New<FunctionTemplate>(RemoveListener)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("removeListener").ToLocalChecked(), removeListenerFunc);
      Nan::Set(constructor, Nan::New<String>("off").ToLocalChecked(), removeListenerFunc);

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


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

  private:
    
    UserInformation(::Windows::System::UserProfile::UserInformation^ 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::System::UserProfile::UserInformation^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::UserInformation^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::System::UserProfile::UserInformation^) 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());

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

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


  

    static void SetAccountPictureAsync(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::System::UserProfile::SetAccountPictureResult>^ op;
      

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::IStorageFile^>(info[0]))
      {
        try
        {
          ::Windows::Storage::IStorageFile^ arg0 = dynamic_cast<::Windows::Storage::IStorageFile^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = ::Windows::System::UserProfile::UserInformation::SetAccountPictureAsync(arg0);
        }
        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::System::UserProfile::SetAccountPictureResult> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> 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};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 SetAccountPicturesAsync(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::System::UserProfile::SetAccountPictureResult>^ op;
      

      if (info.Length() == 4
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::IStorageFile^>(info[0])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::IStorageFile^>(info[1])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::IStorageFile^>(info[2]))
      {
        try
        {
          ::Windows::Storage::IStorageFile^ arg0 = dynamic_cast<::Windows::Storage::IStorageFile^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Windows::Storage::IStorageFile^ arg1 = dynamic_cast<::Windows::Storage::IStorageFile^>(NodeRT::Utils::GetObjectInstance(info[1]));
          ::Windows::Storage::IStorageFile^ arg2 = dynamic_cast<::Windows::Storage::IStorageFile^>(NodeRT::Utils::GetObjectInstance(info[2]));
          
          op = ::Windows::System::UserProfile::UserInformation::SetAccountPicturesAsync(arg0,arg1,arg2);
        }
        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::System::UserProfile::SetAccountPictureResult> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> 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};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 SetAccountPictureFromStreamAsync(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::System::UserProfile::SetAccountPictureResult>^ op;
      

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IRandomAccessStream^>(info[0]))
      {
        try
        {
          ::Windows::Storage::Streams::IRandomAccessStream^ arg0 = dynamic_cast<::Windows::Storage::Streams::IRandomAccessStream^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = ::Windows::System::UserProfile::UserInformation::SetAccountPictureFromStreamAsync(arg0);
        }
        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::System::UserProfile::SetAccountPictureResult> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> 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};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 SetAccountPicturesFromStreamsAsync(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::System::UserProfile::SetAccountPictureResult>^ op;
      

      if (info.Length() == 4
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IRandomAccessStream^>(info[0])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IRandomAccessStream^>(info[1])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IRandomAccessStream^>(info[2]))
      {
        try
        {
          ::Windows::Storage::Streams::IRandomAccessStream^ arg0 = dynamic_cast<::Windows::Storage::Streams::IRandomAccessStream^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Windows::Storage::Streams::IRandomAccessStream^ arg1 = dynamic_cast<::Windows::Storage::Streams::IRandomAccessStream^>(NodeRT::Utils::GetObjectInstance(info[1]));
          ::Windows::Storage::Streams::IRandomAccessStream^ arg2 = dynamic_cast<::Windows::Storage::Streams::IRandomAccessStream^>(NodeRT::Utils::GetObjectInstance(info[2]));
          
          op = ::Windows::System::UserProfile::UserInformation::SetAccountPicturesFromStreamsAsync(arg0,arg1,arg2);
        }
        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::System::UserProfile::SetAccountPictureResult> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> 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};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetDisplayNameAsync(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<::Platform::String^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::System::UserProfile::UserInformation::GetDisplayNameAsync();
        }
        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<::Platform::String^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Utils::NewString(result->Data());
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetFirstNameAsync(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<::Platform::String^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::System::UserProfile::UserInformation::GetFirstNameAsync();
        }
        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<::Platform::String^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Utils::NewString(result->Data());
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetLastNameAsync(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<::Platform::String^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::System::UserProfile::UserInformation::GetLastNameAsync();
        }
        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<::Platform::String^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Utils::NewString(result->Data());
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetPrincipalNameAsync(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<::Platform::String^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::System::UserProfile::UserInformation::GetPrincipalNameAsync();
        }
        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<::Platform::String^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Utils::NewString(result->Data());
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetSessionInitiationProtocolUriAsync(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::Foundation::Uri^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::System::UserProfile::UserInformation::GetSessionInitiationProtocolUriAsync();
        }
        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::Foundation::Uri^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Utils::CreateExternalWinRTObject("Windows.Foundation", "Uri", result);
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetDomainNameAsync(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<::Platform::String^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::System::UserProfile::UserInformation::GetDomainNameAsync();
        }
        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<::Platform::String^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Utils::NewString(result->Data());
            if (tryCatch.HasCaught())
            {
              error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Local<Value> args[] = {error, arg1};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 GetAccountPicture(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 1
        && info[0]->IsInt32())
      {
        try
        {
          ::Windows::System::UserProfile::AccountPictureKind arg0 = static_cast<::Windows::System::UserProfile::AccountPictureKind>(Nan::To<int32_t>(info[0]).FromMaybe(0));
          
          ::Windows::Storage::IStorageFile^ result;
          result = ::Windows::System::UserProfile::UserInformation::GetAccountPicture(arg0);
          info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage", "IStorageFile", 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 AccountPictureChangeEnabledGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        bool result = ::Windows::System::UserProfile::UserInformation::AccountPictureChangeEnabled;
        info.GetReturnValue().Set(Nan::New<Boolean>(result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void NameAccessAllowedGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        bool result = ::Windows::System::UserProfile::UserInformation::NameAccessAllowed;
        info.GetReturnValue().Set(Nan::New<Boolean>(result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    

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

      if (info.Length() < 2 || !info[0]->IsString() || !info[1]->IsFunction())
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"wrong arguments, expected arguments are eventName(string),callback(function)")));
		return;
      }

      String::Value eventName(info[0]);
      auto str = *eventName;
      
      Local<Function> callback = info[1].As<Function>();
      
      ::Windows::Foundation::EventRegistrationToken registrationToken;
      if (NodeRT::Utils::CaseInsenstiveEquals(L"accountPictureChanged", str))
      {
      
        try
        {
          Persistent<Object>* perstPtr = new Persistent<Object>();
          perstPtr->Reset(NodeRT::Utils::CreateCallbackObjectInDomain(callback));
          std::shared_ptr<Persistent<Object>> callbackObjPtr(perstPtr, 
            [] (Persistent<Object> *ptr ) {
              NodeUtils::Async::RunOnMain([ptr]() {
                ptr->Reset();
                delete ptr;
            });
          });

          registrationToken = ::Windows::System::UserProfile::UserInformation::AccountPictureChanged::add(
            ref new ::Windows::Foundation::EventHandler<::Platform::Object^>(
            [callbackObjPtr](::Platform::Object^ arg0, ::Platform::Object^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = CreateOpaqueWrapper(arg0);
                Local<Value> wrappedArg1 = CreateOpaqueWrapper(arg1);

                if (tryCatch.HasCaught())
                {
                  error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
                }
                else 
                {
                  error = Undefined();
                }

				// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
				// can be fixed by wrapping the conversion code in a function and calling it on the fly
				// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
				tryCatch.~TryCatch();


                if (wrappedArg0.IsEmpty()) wrappedArg0 = Undefined();
                if (wrappedArg1.IsEmpty()) wrappedArg1 = Undefined();

                Local<Value> args[] = { wrappedArg0, wrappedArg1 };
                Local<Object> callbackObjLocalRef = Nan::New<Object>(*callbackObjPtr);
                NodeRT::Utils::CallCallbackInDomain(callbackObjLocalRef, _countof(args), args);
              });
            })
          );
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }

      }
      else 
      {
        Nan::ThrowError(Nan::Error(String::Concat(NodeRT::Utils::NewString(L"given event name isn't supported: "), info[0].As<String>())));
		return;
      }

      Local<Value> tokenMapVal = NodeRT::Utils::GetHiddenValue(callback, Nan::New<String>(REGISTRATION_TOKEN_MAP_PROPERTY_NAME).ToLocalChecked());
      Local<Object> tokenMap;

      if (tokenMapVal.IsEmpty() || Nan::Equals(tokenMapVal, Undefined()).FromMaybe(false))
      {
        tokenMap = Nan::New<Object>();
        NodeRT::Utils::SetHiddenValueWithObject(callback, Nan::New<String>(REGISTRATION_TOKEN_MAP_PROPERTY_NAME).ToLocalChecked(), tokenMap);
      }
      else
      {
        tokenMap = Nan::To<Object>(tokenMapVal).ToLocalChecked();
      }

      Nan::Set(tokenMap, info[0], CreateOpaqueWrapper(::Windows::Foundation::PropertyValue::CreateInt64(registrationToken.Value)));
    }

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

      if (info.Length() < 2 || !info[0]->IsString() || !info[1]->IsFunction())
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"wrong arguments, expected a string and a callback")));
        return;
      }

      String::Value eventName(info[0]);
      auto str = *eventName;

      if ((NodeRT::Utils::CaseInsenstiveEquals(L"accountPictureChanged", str)))
      {
        Nan::ThrowError(Nan::Error(String::Concat(NodeRT::Utils::NewString(L"given event name isn't supported: "), info[0].As<String>())));
        return;
      }

      Local<Function> callback = info[1].As<Function>();
      Local<Value> tokenMap = NodeRT::Utils::GetHiddenValue(callback, Nan::New<String>(REGISTRATION_TOKEN_MAP_PROPERTY_NAME).ToLocalChecked());
                
      if (tokenMap.IsEmpty() || Nan::Equals(tokenMap, Undefined()).FromMaybe(false))
      {
        return;
      }

      Local<Value> opaqueWrapperObj =  Nan::Get(Nan::To<Object>(tokenMap).ToLocalChecked(), info[0]).ToLocalChecked();

      if (opaqueWrapperObj.IsEmpty() || Nan::Equals(opaqueWrapperObj,Undefined()).FromMaybe(false))
      {
        return;
      }

      OpaqueWrapper *opaqueWrapper = OpaqueWrapper::Unwrap<OpaqueWrapper>(opaqueWrapperObj.As<Object>());
            
      long long tokenValue = (long long) opaqueWrapper->GetObjectInstance();
      ::Windows::Foundation::EventRegistrationToken registrationToken;
      registrationToken.Value = tokenValue;
        
      try 
      {
        if (NodeRT::Utils::CaseInsenstiveEquals(L"accountPictureChanged", str))
        {
          ::Windows::System::UserProfile::UserInformation::AccountPictureChanged::remove(registrationToken);
        }
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }

      Nan::Delete(Nan::To<Object>(tokenMap).ToLocalChecked(), Nan::To<String>(info[0]).ToLocalChecked());
    }
  private:
    ::Windows::System::UserProfile::UserInformation^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapUserInformation(::Windows::System::UserProfile::UserInformation^ wintRtInstance);
    friend ::Windows::System::UserProfile::UserInformation^ UnwrapUserInformation(Local<Value> value);
  };
  Persistent<FunctionTemplate> UserInformation::s_constructorTemplate;

  v8::Local<v8::Value> WrapUserInformation(::Windows::System::UserProfile::UserInformation^ 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>(UserInformation::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::System::UserProfile::UserInformation^ UnwrapUserInformation(Local<Value> value)
  {
     return UserInformation::Unwrap<UserInformation>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitUserInformation(Local<Object> exports)
  {
    UserInformation::Init(exports);
  }

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

      Nan::SetMethod(constructor, "tryRemoveImageFeed", TryRemoveImageFeed);
      Nan::SetMethod(constructor, "getImageStream", GetImageStream);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(RequestSetImageFeedAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("requestSetImageFeedAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(SetImageFileAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("setImageFileAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(SetImageStreamAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("setImageStreamAsync").ToLocalChecked(), func);
      Nan::SetAccessor(constructor, Nan::New<String>("originalImageFile").ToLocalChecked(), OriginalImageFileGetter);

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


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

  private:
    
    LockScreen(::Windows::System::UserProfile::LockScreen^ 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::System::UserProfile::LockScreen^ winRtInstance;


      if (info.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(info[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::System::UserProfile::LockScreen^>(info[0]))
      {
        try 
        {
          winRtInstance = (::Windows::System::UserProfile::LockScreen^) 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());

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

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


  

    static void RequestSetImageFeedAsync(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::System::UserProfile::SetImageFeedResult>^ op;
      

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Foundation::Uri^>(info[0]))
      {
        try
        {
          ::Windows::Foundation::Uri^ arg0 = dynamic_cast<::Windows::Foundation::Uri^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = ::Windows::System::UserProfile::LockScreen::RequestSetImageFeedAsync(arg0);
        }
        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::System::UserProfile::SetImageFeedResult> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> 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};
			// TODO: this is ugly! Needed due to the possibility of expception occuring inside object convertors
			// can be fixed by wrapping the conversion code in a function and calling it on the fly
			// we must clear the try catch block here so the invoked inner method exception won't get swollen (issue #52) 
			tryCatch.~TryCatch();

	  	    
            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 SetImageFileAsync(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::IAsyncAction^ op;
      

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::IStorageFile^>(info[0]))
      {
        try
        {
          ::Windows::Storage::IStorageFile^ arg0 = dynamic_cast<::Windows::Storage::IStorageFile^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = ::Windows::System::UserProfile::LockScreen::SetImageFileAsync(arg0);
        }
        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<void> t) 
      {	
        try
        {
          t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            Local<Value> args[] = {Undefined()};

	  	    
            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 SetImageStreamAsync(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::IAsyncAction^ op;
      

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IRandomAccessStream^>(info[0]))
      {
        try
        {
          ::Windows::Storage::Streams::IRandomAccessStream^ arg0 = dynamic_cast<::Windows::Storage::Streams::IRandomAccessStream^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          op = ::Windows::System::UserProfile::LockScreen::SetImageStreamAsync(arg0);
        }
        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<void> t) 
      {	
        try
        {
          t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            Local<Value> args[] = {Undefined()};

	  	    
            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 TryRemoveImageFeed(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          bool result;
          result = ::Windows::System::UserProfile::LockScreen::TryRemoveImageFeed();
          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 GetImageStream(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Storage::Streams::IRandomAccessStream^ result;
          result = ::Windows::System::UserProfile::LockScreen::GetImageStream();
          info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage.Streams", "IRandomAccessStream", 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 OriginalImageFileGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Foundation::Uri^ result = ::Windows::System::UserProfile::LockScreen::OriginalImageFile;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Foundation", "Uri", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    

  private:
    ::Windows::System::UserProfile::LockScreen^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapLockScreen(::Windows::System::UserProfile::LockScreen^ wintRtInstance);
    friend ::Windows::System::UserProfile::LockScreen^ UnwrapLockScreen(Local<Value> value);
  };
  Persistent<FunctionTemplate> LockScreen::s_constructorTemplate;

  v8::Local<v8::Value> WrapLockScreen(::Windows::System::UserProfile::LockScreen^ 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>(LockScreen::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::System::UserProfile::LockScreen^ UnwrapLockScreen(Local<Value> value)
  {
     return LockScreen::Unwrap<LockScreen>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitLockScreen(Local<Object> exports)
  {
    LockScreen::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::System::UserProfile::InitAccountPictureKindEnum(target);
  NodeRT::Windows::System::UserProfile::InitSetAccountPictureResultEnum(target);
  NodeRT::Windows::System::UserProfile::InitSetImageFeedResultEnum(target);
  NodeRT::Windows::System::UserProfile::InitAdvertisingManager(target);
  NodeRT::Windows::System::UserProfile::InitUserProfilePersonalizationSettings(target);
  NodeRT::Windows::System::UserProfile::InitGlobalizationPreferences(target);
  NodeRT::Windows::System::UserProfile::InitFirstSignInSettings(target);
  NodeRT::Windows::System::UserProfile::InitUserInformation(target);
  NodeRT::Windows::System::UserProfile::InitLockScreen(target);

  NodeRT::Utils::RegisterNameSpace("Windows.System.UserProfile", target);
}


NODE_MODULE(binding, init)