// 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 Networking { namespace Proximity { 

  v8::Local<v8::Value> WrapProximityMessage(::Windows::Networking::Proximity::ProximityMessage^ wintRtInstance);
  ::Windows::Networking::Proximity::ProximityMessage^ UnwrapProximityMessage(Local<Value> value);
  
  v8::Local<v8::Value> WrapProximityDevice(::Windows::Networking::Proximity::ProximityDevice^ wintRtInstance);
  ::Windows::Networking::Proximity::ProximityDevice^ UnwrapProximityDevice(Local<Value> value);
  
  v8::Local<v8::Value> WrapTriggeredConnectionStateChangedEventArgs(::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ wintRtInstance);
  ::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ UnwrapTriggeredConnectionStateChangedEventArgs(Local<Value> value);
  
  v8::Local<v8::Value> WrapPeerInformation(::Windows::Networking::Proximity::PeerInformation^ wintRtInstance);
  ::Windows::Networking::Proximity::PeerInformation^ UnwrapPeerInformation(Local<Value> value);
  
  v8::Local<v8::Value> WrapConnectionRequestedEventArgs(::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ wintRtInstance);
  ::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ UnwrapConnectionRequestedEventArgs(Local<Value> value);
  
  v8::Local<v8::Value> WrapPeerWatcher(::Windows::Networking::Proximity::PeerWatcher^ wintRtInstance);
  ::Windows::Networking::Proximity::PeerWatcher^ UnwrapPeerWatcher(Local<Value> value);
  
  v8::Local<v8::Value> WrapPeerFinder(::Windows::Networking::Proximity::PeerFinder^ wintRtInstance);
  ::Windows::Networking::Proximity::PeerFinder^ UnwrapPeerFinder(Local<Value> value);
  


  static void InitTriggeredConnectStateEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("TriggeredConnectState").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("peerFound").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::TriggeredConnectState::PeerFound)));
	Nan::Set(enumObject, Nan::New<String>("listening").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::TriggeredConnectState::Listening)));
	Nan::Set(enumObject, Nan::New<String>("connecting").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::TriggeredConnectState::Connecting)));
	Nan::Set(enumObject, Nan::New<String>("completed").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::TriggeredConnectState::Completed)));
	Nan::Set(enumObject, Nan::New<String>("canceled").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::TriggeredConnectState::Canceled)));
	Nan::Set(enumObject, Nan::New<String>("failed").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::TriggeredConnectState::Failed)));
  }


  static void InitPeerWatcherStatusEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("PeerWatcherStatus").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("created").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerWatcherStatus::Created)));
	Nan::Set(enumObject, Nan::New<String>("started").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerWatcherStatus::Started)));
	Nan::Set(enumObject, Nan::New<String>("enumerationCompleted").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerWatcherStatus::EnumerationCompleted)));
	Nan::Set(enumObject, Nan::New<String>("stopping").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerWatcherStatus::Stopping)));
	Nan::Set(enumObject, Nan::New<String>("stopped").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerWatcherStatus::Stopped)));
	Nan::Set(enumObject, Nan::New<String>("aborted").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerWatcherStatus::Aborted)));
  }


  static void InitPeerDiscoveryTypesEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("PeerDiscoveryTypes").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("none").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerDiscoveryTypes::None)));
	Nan::Set(enumObject, Nan::New<String>("browse").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerDiscoveryTypes::Browse)));
	Nan::Set(enumObject, Nan::New<String>("triggered").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerDiscoveryTypes::Triggered)));
  }


  static void InitPeerRoleEnum(const Local<Object> exports)
  {
    HandleScope scope;
    
	Local<Object> enumObject = Nan::New<Object>();
    Nan::Set(exports, Nan::New<String>("PeerRole").ToLocalChecked(), enumObject);
	Nan::Set(enumObject, Nan::New<String>("peer").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerRole::Peer)));
	Nan::Set(enumObject, Nan::New<String>("host").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerRole::Host)));
	Nan::Set(enumObject, Nan::New<String>("client").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Networking::Proximity::PeerRole::Client)));
  }



  
  class ProximityMessage : 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>("ProximityMessage").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("data").ToLocalChecked(), DataGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("dataAsString").ToLocalChecked(), DataAsStringGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("messageType").ToLocalChecked(), MessageTypeGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("subscriptionId").ToLocalChecked(), SubscriptionIdGetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


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


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

  private:
    
    ProximityMessage(::Windows::Networking::Proximity::ProximityMessage^ 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::Networking::Proximity::ProximityMessage^ winRtInstance;


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

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

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


  



    static void DataGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityMessage^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Storage::Streams::IBuffer^ result = wrapper->_instance->Data;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage.Streams", "IBuffer", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void DataAsStringGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityMessage^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->DataAsString;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void MessageTypeGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityMessage^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->MessageType;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void SubscriptionIdGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityMessage^>(info.This()))
      {
        return;
      }

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

      try 
      {
        __int64 result = wrapper->_instance->SubscriptionId;
        info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(result)));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    


  private:
    ::Windows::Networking::Proximity::ProximityMessage^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapProximityMessage(::Windows::Networking::Proximity::ProximityMessage^ wintRtInstance);
    friend ::Windows::Networking::Proximity::ProximityMessage^ UnwrapProximityMessage(Local<Value> value);
  };
  Persistent<FunctionTemplate> ProximityMessage::s_constructorTemplate;

  v8::Local<v8::Value> WrapProximityMessage(::Windows::Networking::Proximity::ProximityMessage^ 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>(ProximityMessage::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::ProximityMessage^ UnwrapProximityMessage(Local<Value> value)
  {
     return ProximityMessage::Unwrap<ProximityMessage>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitProximityMessage(Local<Object> exports)
  {
    ProximityMessage::Init(exports);
  }

  class ProximityDevice : 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>("ProximityDevice").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "subscribeForMessage", SubscribeForMessage);
      Nan::SetPrototypeMethod(localRef, "publishMessage", PublishMessage);
      Nan::SetPrototypeMethod(localRef, "publishBinaryMessage", PublishBinaryMessage);
      Nan::SetPrototypeMethod(localRef, "publishUriMessage", PublishUriMessage);
      Nan::SetPrototypeMethod(localRef, "stopSubscribingForMessage", StopSubscribingForMessage);
      Nan::SetPrototypeMethod(localRef, "stopPublishingMessage", StopPublishingMessage);
      
                  
      Nan::SetPrototypeMethod(localRef,"addListener", AddListener);
      Nan::SetPrototypeMethod(localRef,"on", AddListener);
      Nan::SetPrototypeMethod(localRef,"removeListener", RemoveListener);
      Nan::SetPrototypeMethod(localRef, "off", RemoveListener);
            
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("bitsPerSecond").ToLocalChecked(), BitsPerSecondGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("deviceId").ToLocalChecked(), DeviceIdGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("maxMessageBytes").ToLocalChecked(), MaxMessageBytesGetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);

      Nan::SetMethod(constructor, "getDeviceSelector", GetDeviceSelector);
      Nan::SetMethod(constructor, "getDefault", GetDefault);
      Nan::SetMethod(constructor, "fromId", FromId);

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


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

  private:
    
    ProximityDevice(::Windows::Networking::Proximity::ProximityDevice^ 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::Networking::Proximity::ProximityDevice^ winRtInstance;


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

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 2
        && info[0]->IsString()
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::MessageReceivedHandler^>(info[1]))
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          ::Windows::Networking::Proximity::MessageReceivedHandler^ arg1 = dynamic_cast<::Windows::Networking::Proximity::MessageReceivedHandler^>(NodeRT::Utils::GetObjectInstance(info[1]));
          
          __int64 result;
          result = wrapper->_instance->SubscribeForMessage(arg0, arg1);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(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 PublishMessage(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 2
        && info[0]->IsString()
        && info[1]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          Platform::String^ arg1 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[1])));
          
          __int64 result;
          result = wrapper->_instance->PublishMessage(arg0, arg1);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(result)));
          return;
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else if (info.Length() == 3
        && info[0]->IsString()
        && info[1]->IsString()
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::MessageTransmittedHandler^>(info[2]))
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          Platform::String^ arg1 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[1])));
          ::Windows::Networking::Proximity::MessageTransmittedHandler^ arg2 = dynamic_cast<::Windows::Networking::Proximity::MessageTransmittedHandler^>(NodeRT::Utils::GetObjectInstance(info[2]));
          
          __int64 result;
          result = wrapper->_instance->PublishMessage(arg0, arg1, arg2);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(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 PublishBinaryMessage(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 2
        && info[0]->IsString()
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IBuffer^>(info[1]))
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          ::Windows::Storage::Streams::IBuffer^ arg1 = dynamic_cast<::Windows::Storage::Streams::IBuffer^>(NodeRT::Utils::GetObjectInstance(info[1]));
          
          __int64 result;
          result = wrapper->_instance->PublishBinaryMessage(arg0, arg1);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(result)));
          return;
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else if (info.Length() == 3
        && info[0]->IsString()
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IBuffer^>(info[1])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::MessageTransmittedHandler^>(info[2]))
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          ::Windows::Storage::Streams::IBuffer^ arg1 = dynamic_cast<::Windows::Storage::Streams::IBuffer^>(NodeRT::Utils::GetObjectInstance(info[1]));
          ::Windows::Networking::Proximity::MessageTransmittedHandler^ arg2 = dynamic_cast<::Windows::Networking::Proximity::MessageTransmittedHandler^>(NodeRT::Utils::GetObjectInstance(info[2]));
          
          __int64 result;
          result = wrapper->_instance->PublishBinaryMessage(arg0, arg1, arg2);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(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 PublishUriMessage(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 1
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Foundation::Uri^>(info[0]))
      {
        try
        {
          ::Windows::Foundation::Uri^ arg0 = dynamic_cast<::Windows::Foundation::Uri^>(NodeRT::Utils::GetObjectInstance(info[0]));
          
          __int64 result;
          result = wrapper->_instance->PublishUriMessage(arg0);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(result)));
          return;
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Foundation::Uri^>(info[0])
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::MessageTransmittedHandler^>(info[1]))
      {
        try
        {
          ::Windows::Foundation::Uri^ arg0 = dynamic_cast<::Windows::Foundation::Uri^>(NodeRT::Utils::GetObjectInstance(info[0]));
          ::Windows::Networking::Proximity::MessageTransmittedHandler^ arg1 = dynamic_cast<::Windows::Networking::Proximity::MessageTransmittedHandler^>(NodeRT::Utils::GetObjectInstance(info[1]));
          
          __int64 result;
          result = wrapper->_instance->PublishUriMessage(arg0, arg1);
          info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(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 StopSubscribingForMessage(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 1
        && info[0]->IsNumber())
      {
        try
        {
          __int64 arg0 = Nan::To<int64_t>(info[0]).FromMaybe(0);
          
          wrapper->_instance->StopSubscribingForMessage(arg0);
          return;   
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else 
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }
    static void StopPublishingMessage(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 1
        && info[0]->IsNumber())
      {
        try
        {
          __int64 arg0 = Nan::To<int64_t>(info[0]).FromMaybe(0);
          
          wrapper->_instance->StopPublishingMessage(arg0);
          return;   
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else 
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }


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

      if (info.Length() == 0)
      {
        try
        {
          Platform::String^ result;
          result = ::Windows::Networking::Proximity::ProximityDevice::GetDeviceSelector();
          info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
          return;
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else 
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }
    static void GetDefault(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Networking::Proximity::ProximityDevice^ result;
          result = ::Windows::Networking::Proximity::ProximityDevice::GetDefault();
          info.GetReturnValue().Set(WrapProximityDevice(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 FromId(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 1
        && info[0]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          
          ::Windows::Networking::Proximity::ProximityDevice^ result;
          result = ::Windows::Networking::Proximity::ProximityDevice::FromId(arg0);
          info.GetReturnValue().Set(WrapProximityDevice(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 BitsPerSecondGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      try 
      {
        unsigned __int64 result = wrapper->_instance->BitsPerSecond;
        info.GetReturnValue().Set(Nan::New<Number>(static_cast<double>(result)));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void DeviceIdGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->DeviceId;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void MaxMessageBytesGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
      {
        return;
      }

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

      try 
      {
        unsigned int result = wrapper->_instance->MaxMessageBytes;
        info.GetReturnValue().Set(Nan::New<Integer>(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"deviceArrived", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        ProximityDevice *wrapper = ProximityDevice::Unwrap<ProximityDevice>(info.This());
      
        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 = wrapper->_instance->DeviceArrived::add(
            ref new ::Windows::Networking::Proximity::DeviceArrivedEventHandler(
            [callbackObjPtr](::Windows::Networking::Proximity::ProximityDevice^ arg0) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapProximityDevice(arg0);

                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();

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

      }
      else if (NodeRT::Utils::CaseInsenstiveEquals(L"deviceDeparted", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        ProximityDevice *wrapper = ProximityDevice::Unwrap<ProximityDevice>(info.This());
      
        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 = wrapper->_instance->DeviceDeparted::add(
            ref new ::Windows::Networking::Proximity::DeviceDepartedEventHandler(
            [callbackObjPtr](::Windows::Networking::Proximity::ProximityDevice^ arg0) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapProximityDevice(arg0);

                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();

                Local<Value> args[] = { wrappedArg0 };
                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"deviceArrived", str)) &&(NodeRT::Utils::CaseInsenstiveEquals(L"deviceDeparted", 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"deviceArrived", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          ProximityDevice *wrapper = ProximityDevice::Unwrap<ProximityDevice>(info.This());
          wrapper->_instance->DeviceArrived::remove(registrationToken);
        }
        else if (NodeRT::Utils::CaseInsenstiveEquals(L"deviceDeparted", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ProximityDevice^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          ProximityDevice *wrapper = ProximityDevice::Unwrap<ProximityDevice>(info.This());
          wrapper->_instance->DeviceDeparted::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::Networking::Proximity::ProximityDevice^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapProximityDevice(::Windows::Networking::Proximity::ProximityDevice^ wintRtInstance);
    friend ::Windows::Networking::Proximity::ProximityDevice^ UnwrapProximityDevice(Local<Value> value);
  };
  Persistent<FunctionTemplate> ProximityDevice::s_constructorTemplate;

  v8::Local<v8::Value> WrapProximityDevice(::Windows::Networking::Proximity::ProximityDevice^ 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>(ProximityDevice::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::ProximityDevice^ UnwrapProximityDevice(Local<Value> value)
  {
     return ProximityDevice::Unwrap<ProximityDevice>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitProximityDevice(Local<Object> exports)
  {
    ProximityDevice::Init(exports);
  }

  class TriggeredConnectionStateChangedEventArgs : 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>("TriggeredConnectionStateChangedEventArgs").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("id").ToLocalChecked(), IdGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("socket").ToLocalChecked(), SocketGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("state").ToLocalChecked(), StateGetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


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


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

  private:
    
    TriggeredConnectionStateChangedEventArgs(::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ 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::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ winRtInstance;


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

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

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


  



    static void IdGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^>(info.This()))
      {
        return;
      }

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

      try 
      {
        unsigned int result = wrapper->_instance->Id;
        info.GetReturnValue().Set(Nan::New<Integer>(result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void SocketGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Networking::Sockets::StreamSocket^ result = wrapper->_instance->Socket;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Networking.Sockets", "StreamSocket", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void StateGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Networking::Proximity::TriggeredConnectState result = wrapper->_instance->State;
        info.GetReturnValue().Set(Nan::New<Integer>(static_cast<int>(result)));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    


  private:
    ::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapTriggeredConnectionStateChangedEventArgs(::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ wintRtInstance);
    friend ::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ UnwrapTriggeredConnectionStateChangedEventArgs(Local<Value> value);
  };
  Persistent<FunctionTemplate> TriggeredConnectionStateChangedEventArgs::s_constructorTemplate;

  v8::Local<v8::Value> WrapTriggeredConnectionStateChangedEventArgs(::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ 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>(TriggeredConnectionStateChangedEventArgs::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ UnwrapTriggeredConnectionStateChangedEventArgs(Local<Value> value)
  {
     return TriggeredConnectionStateChangedEventArgs::Unwrap<TriggeredConnectionStateChangedEventArgs>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitTriggeredConnectionStateChangedEventArgs(Local<Object> exports)
  {
    TriggeredConnectionStateChangedEventArgs::Init(exports);
  }

  class PeerInformation : 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>("PeerInformation").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("displayName").ToLocalChecked(), DisplayNameGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("discoveryData").ToLocalChecked(), DiscoveryDataGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("id").ToLocalChecked(), IdGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("hostName").ToLocalChecked(), HostNameGetter);
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("serviceName").ToLocalChecked(), ServiceNameGetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


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


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

  private:
    
    PeerInformation(::Windows::Networking::Proximity::PeerInformation^ 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::Networking::Proximity::PeerInformation^ winRtInstance;


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

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

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


  



    static void DisplayNameGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->DisplayName;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void DiscoveryDataGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Storage::Streams::IBuffer^ result = wrapper->_instance->DiscoveryData;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage.Streams", "IBuffer", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void IdGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->Id;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void HostNameGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Networking::HostName^ result = wrapper->_instance->HostName;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Networking", "HostName", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void ServiceNameGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(info.This()))
      {
        return;
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->ServiceName;
        info.GetReturnValue().Set(NodeRT::Utils::NewString(result->Data()));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    


  private:
    ::Windows::Networking::Proximity::PeerInformation^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapPeerInformation(::Windows::Networking::Proximity::PeerInformation^ wintRtInstance);
    friend ::Windows::Networking::Proximity::PeerInformation^ UnwrapPeerInformation(Local<Value> value);
  };
  Persistent<FunctionTemplate> PeerInformation::s_constructorTemplate;

  v8::Local<v8::Value> WrapPeerInformation(::Windows::Networking::Proximity::PeerInformation^ 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>(PeerInformation::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::PeerInformation^ UnwrapPeerInformation(Local<Value> value)
  {
     return PeerInformation::Unwrap<PeerInformation>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitPeerInformation(Local<Object> exports)
  {
    PeerInformation::Init(exports);
  }

  class ConnectionRequestedEventArgs : 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>("ConnectionRequestedEventArgs").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("peerInformation").ToLocalChecked(), PeerInformationGetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


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


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

  private:
    
    ConnectionRequestedEventArgs(::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ 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::Networking::Proximity::ConnectionRequestedEventArgs^ winRtInstance;


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

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

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


  



    static void PeerInformationGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::ConnectionRequestedEventArgs^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Networking::Proximity::PeerInformation^ result = wrapper->_instance->PeerInformation;
        info.GetReturnValue().Set(WrapPeerInformation(result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    


  private:
    ::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapConnectionRequestedEventArgs(::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ wintRtInstance);
    friend ::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ UnwrapConnectionRequestedEventArgs(Local<Value> value);
  };
  Persistent<FunctionTemplate> ConnectionRequestedEventArgs::s_constructorTemplate;

  v8::Local<v8::Value> WrapConnectionRequestedEventArgs(::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ 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>(ConnectionRequestedEventArgs::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ UnwrapConnectionRequestedEventArgs(Local<Value> value)
  {
     return ConnectionRequestedEventArgs::Unwrap<ConnectionRequestedEventArgs>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitConnectionRequestedEventArgs(Local<Object> exports)
  {
    ConnectionRequestedEventArgs::Init(exports);
  }

  class PeerWatcher : 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>("PeerWatcher").ToLocalChecked());
      localRef->InstanceTemplate()->SetInternalFieldCount(1);
      
            
      Nan::SetPrototypeMethod(localRef, "start", Start);
      Nan::SetPrototypeMethod(localRef, "stop", Stop);
      
                  
      Nan::SetPrototypeMethod(localRef,"addListener", AddListener);
      Nan::SetPrototypeMethod(localRef,"on", AddListener);
      Nan::SetPrototypeMethod(localRef,"removeListener", RemoveListener);
      Nan::SetPrototypeMethod(localRef, "off", RemoveListener);
            
      Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("status").ToLocalChecked(), StatusGetter);
      
      Local<Object> constructor = Nan::To<Object>(Nan::GetFunction(localRef).ToLocalChecked()).ToLocalChecked();
	  Nan::SetMethod(constructor, "castFrom", CastFrom);


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


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

  private:
    
    PeerWatcher(::Windows::Networking::Proximity::PeerWatcher^ 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::Networking::Proximity::PeerWatcher^ winRtInstance;


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

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
      {
        return;
      }

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

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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
      {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          wrapper->_instance->Stop();
          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 StatusGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
      {
        return;
      }

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

      try 
      {
        ::Windows::Networking::Proximity::PeerWatcherStatus result = wrapper->_instance->Status;
        info.GetReturnValue().Set(Nan::New<Integer>(static_cast<int>(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"added", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
      
        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 = wrapper->_instance->Added::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Windows::Networking::Proximity::PeerWatcher^, ::Windows::Networking::Proximity::PeerInformation^>(
            [callbackObjPtr](::Windows::Networking::Proximity::PeerWatcher^ arg0, ::Windows::Networking::Proximity::PeerInformation^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapPeerWatcher(arg0);
                Local<Value> wrappedArg1 = WrapPeerInformation(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 if (NodeRT::Utils::CaseInsenstiveEquals(L"enumerationCompleted", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
      
        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 = wrapper->_instance->EnumerationCompleted::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Windows::Networking::Proximity::PeerWatcher^, ::Platform::Object^>(
            [callbackObjPtr](::Windows::Networking::Proximity::PeerWatcher^ arg0, ::Platform::Object^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapPeerWatcher(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 if (NodeRT::Utils::CaseInsenstiveEquals(L"removed", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
      
        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 = wrapper->_instance->Removed::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Windows::Networking::Proximity::PeerWatcher^, ::Windows::Networking::Proximity::PeerInformation^>(
            [callbackObjPtr](::Windows::Networking::Proximity::PeerWatcher^ arg0, ::Windows::Networking::Proximity::PeerInformation^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapPeerWatcher(arg0);
                Local<Value> wrappedArg1 = WrapPeerInformation(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 if (NodeRT::Utils::CaseInsenstiveEquals(L"stopped", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
      
        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 = wrapper->_instance->Stopped::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Windows::Networking::Proximity::PeerWatcher^, ::Platform::Object^>(
            [callbackObjPtr](::Windows::Networking::Proximity::PeerWatcher^ arg0, ::Platform::Object^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapPeerWatcher(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 if (NodeRT::Utils::CaseInsenstiveEquals(L"updated", str))
      {
        if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
        {
          Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
		  return;
        }
        PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
      
        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 = wrapper->_instance->Updated::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Windows::Networking::Proximity::PeerWatcher^, ::Windows::Networking::Proximity::PeerInformation^>(
            [callbackObjPtr](::Windows::Networking::Proximity::PeerWatcher^ arg0, ::Windows::Networking::Proximity::PeerInformation^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = WrapPeerWatcher(arg0);
                Local<Value> wrappedArg1 = WrapPeerInformation(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"added", str)) &&(NodeRT::Utils::CaseInsenstiveEquals(L"enumerationCompleted", str)) &&(NodeRT::Utils::CaseInsenstiveEquals(L"removed", str)) &&(NodeRT::Utils::CaseInsenstiveEquals(L"stopped", str)) &&(NodeRT::Utils::CaseInsenstiveEquals(L"updated", 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"added", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
          wrapper->_instance->Added::remove(registrationToken);
        }
        else if (NodeRT::Utils::CaseInsenstiveEquals(L"enumerationCompleted", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
          wrapper->_instance->EnumerationCompleted::remove(registrationToken);
        }
        else if (NodeRT::Utils::CaseInsenstiveEquals(L"removed", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
          wrapper->_instance->Removed::remove(registrationToken);
        }
        else if (NodeRT::Utils::CaseInsenstiveEquals(L"stopped", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
          wrapper->_instance->Stopped::remove(registrationToken);
        }
        else if (NodeRT::Utils::CaseInsenstiveEquals(L"updated", str))
        {
          if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerWatcher^>(info.This()))
          {
            Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"The caller of this method isn't of the expected type or internal WinRt object was disposed")));
            return;
          }
          PeerWatcher *wrapper = PeerWatcher::Unwrap<PeerWatcher>(info.This());
          wrapper->_instance->Updated::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::Networking::Proximity::PeerWatcher^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapPeerWatcher(::Windows::Networking::Proximity::PeerWatcher^ wintRtInstance);
    friend ::Windows::Networking::Proximity::PeerWatcher^ UnwrapPeerWatcher(Local<Value> value);
  };
  Persistent<FunctionTemplate> PeerWatcher::s_constructorTemplate;

  v8::Local<v8::Value> WrapPeerWatcher(::Windows::Networking::Proximity::PeerWatcher^ 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>(PeerWatcher::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::PeerWatcher^ UnwrapPeerWatcher(Local<Value> value)
  {
     return PeerWatcher::Unwrap<PeerWatcher>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitPeerWatcher(Local<Object> exports)
  {
    PeerWatcher::Init(exports);
  }

  class PeerFinder : 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>("PeerFinder").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, "createWatcher", CreateWatcher);
      Nan::SetMethod(constructor, "start", Start);
      Nan::SetMethod(constructor, "stop", Stop);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(FindAllPeersAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("findAllPeersAsync").ToLocalChecked(), func);
      func = Nan::GetFunction(Nan::New<FunctionTemplate>(ConnectAsync)).ToLocalChecked();
      Nan::Set(constructor, Nan::New<String>("connectAsync").ToLocalChecked(), func);
      Nan::SetAccessor(constructor, Nan::New<String>("displayName").ToLocalChecked(), DisplayNameGetter, DisplayNameSetter);
      Nan::SetAccessor(constructor, Nan::New<String>("allowWiFiDirect").ToLocalChecked(), AllowWiFiDirectGetter, AllowWiFiDirectSetter);
      Nan::SetAccessor(constructor, Nan::New<String>("allowInfrastructure").ToLocalChecked(), AllowInfrastructureGetter, AllowInfrastructureSetter);
      Nan::SetAccessor(constructor, Nan::New<String>("allowBluetooth").ToLocalChecked(), AllowBluetoothGetter, AllowBluetoothSetter);
      Nan::SetAccessor(constructor, Nan::New<String>("alternateIdentities").ToLocalChecked(), AlternateIdentitiesGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("supportedDiscoveryTypes").ToLocalChecked(), SupportedDiscoveryTypesGetter);
      Nan::SetAccessor(constructor, Nan::New<String>("role").ToLocalChecked(), RoleGetter, RoleSetter);
      Nan::SetAccessor(constructor, Nan::New<String>("discoveryData").ToLocalChecked(), DiscoveryDataGetter, DiscoveryDataSetter);
      
      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>("PeerFinder").ToLocalChecked(), constructor);
    }


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

  private:
    
    PeerFinder(::Windows::Networking::Proximity::PeerFinder^ 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::Networking::Proximity::PeerFinder^ winRtInstance;


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

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

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


  

    static void FindAllPeersAsync(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::Collections::IVectorView<::Windows::Networking::Proximity::PeerInformation^>^>^ op;
      

      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::Networking::Proximity::PeerFinder::FindAllPeersAsync();
        }
        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::Collections::IVectorView<::Windows::Networking::Proximity::PeerInformation^>^> t) 
      {	
        try
        {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {

            
            TryCatch tryCatch;
            Local<Value> error; 
            Local<Value> arg1 = NodeRT::Collections::VectorViewWrapper<::Windows::Networking::Proximity::PeerInformation^>::CreateVectorViewWrapper(result, 
            [](::Windows::Networking::Proximity::PeerInformation^ val) -> Local<Value> {
              return WrapPeerInformation(val);
            },
            [](Local<Value> value) -> bool {
              return NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(value);
            },
            [](Local<Value> value) -> ::Windows::Networking::Proximity::PeerInformation^ {
              return UnwrapPeerInformation(value);
            }
          );
            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 ConnectAsync(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::Networking::Sockets::StreamSocket^>^ op;
      

      if (info.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Networking::Proximity::PeerInformation^>(info[0]))
      {
        try
        {
          ::Windows::Networking::Proximity::PeerInformation^ arg0 = UnwrapPeerInformation(info[0]);
          
          op = ::Windows::Networking::Proximity::PeerFinder::ConnectAsync(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::Networking::Sockets::StreamSocket^> 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.Networking.Sockets", "StreamSocket", 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 CreateWatcher(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Networking::Proximity::PeerWatcher^ result;
          result = ::Windows::Networking::Proximity::PeerFinder::CreateWatcher();
          info.GetReturnValue().Set(WrapPeerWatcher(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 Start(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Networking::Proximity::PeerFinder::Start();
          return;   
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else if (info.Length() == 1
        && info[0]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(info[0])));
          
          ::Windows::Networking::Proximity::PeerFinder::Start(arg0);
          return;   
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
      else 
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }
    static void Stop(Nan::NAN_METHOD_ARGS_TYPE info)
    {
      HandleScope scope;

      if (info.Length() == 0)
      {
        try
        {
          ::Windows::Networking::Proximity::PeerFinder::Stop();
          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 DisplayNameGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

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

      try 
      {

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

        ::Windows::Networking::Proximity::PeerFinder::DisplayName = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void AllowWiFiDirectGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

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

      try 
      {

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

        ::Windows::Networking::Proximity::PeerFinder::AllowWiFiDirect = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void AllowInfrastructureGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

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

      try 
      {

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

        ::Windows::Networking::Proximity::PeerFinder::AllowInfrastructure = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void AllowBluetoothGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

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

      try 
      {

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

        ::Windows::Networking::Proximity::PeerFinder::AllowBluetooth = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void AlternateIdentitiesGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Foundation::Collections::IMap<::Platform::String^, ::Platform::String^>^ result = ::Windows::Networking::Proximity::PeerFinder::AlternateIdentities;
        info.GetReturnValue().Set(NodeRT::Collections::MapWrapper<::Platform::String^,::Platform::String^>::CreateMapWrapper(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)));
            },
            [](::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 SupportedDiscoveryTypesGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Networking::Proximity::PeerDiscoveryTypes result = ::Windows::Networking::Proximity::PeerFinder::SupportedDiscoveryTypes;
        info.GetReturnValue().Set(Nan::New<Integer>(static_cast<int>(result)));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void RoleGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Networking::Proximity::PeerRole result = ::Windows::Networking::Proximity::PeerFinder::Role;
        info.GetReturnValue().Set(Nan::New<Integer>(static_cast<int>(result)));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void RoleSetter(Local<String> property, Local<Value> value, const Nan::PropertyCallbackInfo<void> &info)
    {
      HandleScope scope;
      
      if (!value->IsInt32())
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      try 
      {

        
        ::Windows::Networking::Proximity::PeerRole winRtValue = static_cast<::Windows::Networking::Proximity::PeerRole>(Nan::To<int32_t>(value).FromMaybe(0));

        ::Windows::Networking::Proximity::PeerFinder::Role = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static void DiscoveryDataGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info)
    {
      HandleScope scope;

      try 
      {
        ::Windows::Storage::Streams::IBuffer^ result = ::Windows::Networking::Proximity::PeerFinder::DiscoveryData;
        info.GetReturnValue().Set(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage.Streams", "IBuffer", result));
        return;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
    
    static void DiscoveryDataSetter(Local<String> property, Local<Value> value, const Nan::PropertyCallbackInfo<void> &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IBuffer^>(value))
      {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      try 
      {

        
        ::Windows::Storage::Streams::IBuffer^ winRtValue = dynamic_cast<::Windows::Storage::Streams::IBuffer^>(NodeRT::Utils::GetObjectInstance(value));

        ::Windows::Networking::Proximity::PeerFinder::DiscoveryData = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    

    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"connectionRequested", 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::Networking::Proximity::PeerFinder::ConnectionRequested::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Platform::Object^, ::Windows::Networking::Proximity::ConnectionRequestedEventArgs^>(
            [callbackObjPtr](::Platform::Object^ arg0, ::Windows::Networking::Proximity::ConnectionRequestedEventArgs^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = CreateOpaqueWrapper(arg0);
                Local<Value> wrappedArg1 = WrapConnectionRequestedEventArgs(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 if (NodeRT::Utils::CaseInsenstiveEquals(L"triggeredConnectionStateChanged", 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::Networking::Proximity::PeerFinder::TriggeredConnectionStateChanged::add(
            ref new ::Windows::Foundation::TypedEventHandler<::Platform::Object^, ::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^>(
            [callbackObjPtr](::Platform::Object^ arg0, ::Windows::Networking::Proximity::TriggeredConnectionStateChangedEventArgs^ arg1) {
              NodeUtils::Async::RunOnMain([callbackObjPtr , arg0, arg1]() {
           	    HandleScope scope;
                TryCatch tryCatch;
              
                Local<Value> error;

                Local<Value> wrappedArg0 = CreateOpaqueWrapper(arg0);
                Local<Value> wrappedArg1 = WrapTriggeredConnectionStateChangedEventArgs(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"connectionRequested", str)) &&(NodeRT::Utils::CaseInsenstiveEquals(L"triggeredConnectionStateChanged", 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"connectionRequested", str))
        {
          ::Windows::Networking::Proximity::PeerFinder::ConnectionRequested::remove(registrationToken);
        }
        else if (NodeRT::Utils::CaseInsenstiveEquals(L"triggeredConnectionStateChanged", str))
        {
          ::Windows::Networking::Proximity::PeerFinder::TriggeredConnectionStateChanged::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::Networking::Proximity::PeerFinder^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Local<v8::Value> WrapPeerFinder(::Windows::Networking::Proximity::PeerFinder^ wintRtInstance);
    friend ::Windows::Networking::Proximity::PeerFinder^ UnwrapPeerFinder(Local<Value> value);
  };
  Persistent<FunctionTemplate> PeerFinder::s_constructorTemplate;

  v8::Local<v8::Value> WrapPeerFinder(::Windows::Networking::Proximity::PeerFinder^ 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>(PeerFinder::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Networking::Proximity::PeerFinder^ UnwrapPeerFinder(Local<Value> value)
  {
     return PeerFinder::Unwrap<PeerFinder>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitPeerFinder(Local<Object> exports)
  {
    PeerFinder::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::Networking::Proximity::InitTriggeredConnectStateEnum(target);
  NodeRT::Windows::Networking::Proximity::InitPeerWatcherStatusEnum(target);
  NodeRT::Windows::Networking::Proximity::InitPeerDiscoveryTypesEnum(target);
  NodeRT::Windows::Networking::Proximity::InitPeerRoleEnum(target);
  NodeRT::Windows::Networking::Proximity::InitProximityMessage(target);
  NodeRT::Windows::Networking::Proximity::InitProximityDevice(target);
  NodeRT::Windows::Networking::Proximity::InitTriggeredConnectionStateChangedEventArgs(target);
  NodeRT::Windows::Networking::Proximity::InitPeerInformation(target);
  NodeRT::Windows::Networking::Proximity::InitConnectionRequestedEventArgs(target);
  NodeRT::Windows::Networking::Proximity::InitPeerWatcher(target);
  NodeRT::Windows::Networking::Proximity::InitPeerFinder(target);

  NodeRT::Utils::RegisterNameSpace("Windows.Networking.Proximity", target);
}


NODE_MODULE(binding, init)