// 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.

#define NTDDI_VERSION 0x06010000

#include <v8.h>
#include <string>
#include <node_object_wrap.h>
#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 namespace v8;
using namespace node;
using namespace concurrency;

namespace NodeRT { namespace Windows { namespace Security { namespace Credentials { namespace UI { 
  v8::Handle<v8::Value> WrapUserConsentVerifier(::Windows::Security::Credentials::UI::UserConsentVerifier^ wintRtInstance);
  ::Windows::Security::Credentials::UI::UserConsentVerifier^ UnwrapUserConsentVerifier(Handle<Value> value);
  
  v8::Handle<v8::Value> WrapCredentialPickerOptions(::Windows::Security::Credentials::UI::CredentialPickerOptions^ wintRtInstance);
  ::Windows::Security::Credentials::UI::CredentialPickerOptions^ UnwrapCredentialPickerOptions(Handle<Value> value);
  
  v8::Handle<v8::Value> WrapCredentialPickerResults(::Windows::Security::Credentials::UI::CredentialPickerResults^ wintRtInstance);
  ::Windows::Security::Credentials::UI::CredentialPickerResults^ UnwrapCredentialPickerResults(Handle<Value> value);
  
  v8::Handle<v8::Value> WrapCredentialPicker(::Windows::Security::Credentials::UI::CredentialPicker^ wintRtInstance);
  ::Windows::Security::Credentials::UI::CredentialPicker^ UnwrapCredentialPicker(Handle<Value> value);
  


  static v8::Handle<v8::Value> InitUserConsentVerifierAvailabilityEnum(const Handle<Object> exports)
  {
    HandleScope scope;
    
    Handle<Object> enumObject = Object::New();
    exports->Set(String::NewSymbol("UserConsentVerifierAvailability"), enumObject);

    enumObject->Set(String::NewSymbol("available"), Integer::New(0));
    enumObject->Set(String::NewSymbol("deviceNotPresent"), Integer::New(1));
    enumObject->Set(String::NewSymbol("notConfiguredForUser"), Integer::New(2));
    enumObject->Set(String::NewSymbol("disabledByPolicy"), Integer::New(3));
    enumObject->Set(String::NewSymbol("deviceBusy"), Integer::New(4));

    return scope.Close(Undefined());
  }


  static v8::Handle<v8::Value> InitUserConsentVerificationResultEnum(const Handle<Object> exports)
  {
    HandleScope scope;
    
    Handle<Object> enumObject = Object::New();
    exports->Set(String::NewSymbol("UserConsentVerificationResult"), enumObject);

    enumObject->Set(String::NewSymbol("verified"), Integer::New(0));
    enumObject->Set(String::NewSymbol("deviceNotPresent"), Integer::New(1));
    enumObject->Set(String::NewSymbol("notConfiguredForUser"), Integer::New(2));
    enumObject->Set(String::NewSymbol("disabledByPolicy"), Integer::New(3));
    enumObject->Set(String::NewSymbol("deviceBusy"), Integer::New(4));
    enumObject->Set(String::NewSymbol("retriesExhausted"), Integer::New(5));
    enumObject->Set(String::NewSymbol("canceled"), Integer::New(6));

    return scope.Close(Undefined());
  }


  static v8::Handle<v8::Value> InitAuthenticationProtocolEnum(const Handle<Object> exports)
  {
    HandleScope scope;
    
    Handle<Object> enumObject = Object::New();
    exports->Set(String::NewSymbol("AuthenticationProtocol"), enumObject);

    enumObject->Set(String::NewSymbol("basic"), Integer::New(0));
    enumObject->Set(String::NewSymbol("digest"), Integer::New(1));
    enumObject->Set(String::NewSymbol("ntlm"), Integer::New(2));
    enumObject->Set(String::NewSymbol("kerberos"), Integer::New(3));
    enumObject->Set(String::NewSymbol("negotiate"), Integer::New(4));
    enumObject->Set(String::NewSymbol("credSsp"), Integer::New(5));
    enumObject->Set(String::NewSymbol("custom"), Integer::New(6));

    return scope.Close(Undefined());
  }


  static v8::Handle<v8::Value> InitCredentialSaveOptionEnum(const Handle<Object> exports)
  {
    HandleScope scope;
    
    Handle<Object> enumObject = Object::New();
    exports->Set(String::NewSymbol("CredentialSaveOption"), enumObject);

    enumObject->Set(String::NewSymbol("unselected"), Integer::New(0));
    enumObject->Set(String::NewSymbol("selected"), Integer::New(1));
    enumObject->Set(String::NewSymbol("hidden"), Integer::New(2));

    return scope.Close(Undefined());
  }



  
  class UserConsentVerifier : public WrapperBase
  {
  public:    
    static v8::Handle<v8::Value> Init(const Handle<Object> exports)
    {
      HandleScope scope;
      
      s_constructorTemplate = Persistent<FunctionTemplate>::New(FunctionTemplate::New(New));
      s_constructorTemplate->SetClassName(String::NewSymbol("UserConsentVerifier"));
      s_constructorTemplate->InstanceTemplate()->SetInternalFieldCount(1);
      
      Handle<Value> asyncSymbol = String::NewSymbol("__winRtAsync__");
      Handle<Function> func;
                              
      Local<Function> constructor = s_constructorTemplate->GetFunction();

      func = FunctionTemplate::New(CheckAvailabilityAsync)->GetFunction();
      func->Set(asyncSymbol, True(), PropertyAttribute::DontEnum);
      constructor->Set(String::NewSymbol("checkAvailabilityAsync"), func);
      func = FunctionTemplate::New(RequestVerificationAsync)->GetFunction();
      func->Set(asyncSymbol, True(), PropertyAttribute::DontEnum);
      constructor->Set(String::NewSymbol("requestVerificationAsync"), func);

      exports->Set(String::NewSymbol("UserConsentVerifier"), constructor);
      return scope.Close(Undefined());
    }


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

  private:
    
    UserConsentVerifier(::Windows::Security::Credentials::UI::UserConsentVerifier^ instance)
    {
      _instance = instance;
    }
    
    
    static v8::Handle<v8::Value> New(const v8::Arguments& args)
    {
      HandleScope scope;

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

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

          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), constructorArgs.get());
        }
        else
        {
          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), nullptr);
        }
      }
      
      ::Windows::Security::Credentials::UI::UserConsentVerifier^ winRtInstance;


      if (args.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(args[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::UserConsentVerifier^>(args[0]))
      {
        try 
        {
          winRtInstance = (::Windows::Security::Credentials::UI::UserConsentVerifier^) NodeRT::Utils::GetObjectInstance(args[0]);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return scope.Close(Undefined());
      }

      args.This()->SetHiddenValue(String::NewSymbol("__winRtInstance__"), True());

      UserConsentVerifier *wrapperInstance = new UserConsentVerifier(winRtInstance);
      wrapperInstance->Wrap(args.This());

      return args.This();
    }


  

    static Handle<Value> CheckAvailabilityAsync(const v8::Arguments& args)
    {
      HandleScope scope;

      if (args.Length() == 0 || !args[args.Length() -1]->IsFunction())
      {
          ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Bad arguments: No callback was given")));
          return scope.Close(Undefined());
      }

      ::Windows::Foundation::IAsyncOperation<::Windows::Security::Credentials::UI::UserConsentVerifierAvailability>^ op;
      

      if (args.Length() == 1)
      {
        try
        {
          op = ::Windows::Security::Credentials::UI::UserConsentVerifier::CheckAvailabilityAsync();
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else 
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return scope.Close(Undefined());
      }
    
      auto opTask = create_task(op);
      uv_async_t* asyncToken = NodeUtils::Async::GetAsyncToken(args[args.Length() -1].As<Function>());

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

            
            TryCatch tryCatch;
            Handle<Value> error; 
            Handle<Value> arg1 = Integer::New(static_cast<int>(result));
            if (tryCatch.HasCaught())
            {
              error = tryCatch.Exception()->ToObject();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Handle<Value> args[] = {error, arg1};

            invokeCallback(_countof(args), args);
          });
        }
        catch (Platform::Exception^ exception)
        {
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [exception](NodeUtils::InvokeCallbackDelegate invokeCallback) {
          
            Handle<Value> error = NodeRT::Utils::WinRtExceptionToJsError(exception);
        
            Handle<Value> args[] = {error};
            invokeCallback(_countof(args), args);
          });
        }  		
      });

      return scope.Close(Undefined());
    }
    static Handle<Value> RequestVerificationAsync(const v8::Arguments& args)
    {
      HandleScope scope;

      if (args.Length() == 0 || !args[args.Length() -1]->IsFunction())
      {
          ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Bad arguments: No callback was given")));
          return scope.Close(Undefined());
      }

      ::Windows::Foundation::IAsyncOperation<::Windows::Security::Credentials::UI::UserConsentVerificationResult>^ op;
      

      if (args.Length() == 2
        && args[0]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(args[0])));
          
          op = ::Windows::Security::Credentials::UI::UserConsentVerifier::RequestVerificationAsync(arg0);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else 
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return scope.Close(Undefined());
      }
    
      auto opTask = create_task(op);
      uv_async_t* asyncToken = NodeUtils::Async::GetAsyncToken(args[args.Length() -1].As<Function>());

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

            
            TryCatch tryCatch;
            Handle<Value> error; 
            Handle<Value> arg1 = Integer::New(static_cast<int>(result));
            if (tryCatch.HasCaught())
            {
              error = tryCatch.Exception()->ToObject();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Handle<Value> args[] = {error, arg1};

            invokeCallback(_countof(args), args);
          });
        }
        catch (Platform::Exception^ exception)
        {
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [exception](NodeUtils::InvokeCallbackDelegate invokeCallback) {
          
            Handle<Value> error = NodeRT::Utils::WinRtExceptionToJsError(exception);
        
            Handle<Value> args[] = {error};
            invokeCallback(_countof(args), args);
          });
        }  		
      });

      return scope.Close(Undefined());
    }




  private:
    ::Windows::Security::Credentials::UI::UserConsentVerifier^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Handle<v8::Value> WrapUserConsentVerifier(::Windows::Security::Credentials::UI::UserConsentVerifier^ wintRtInstance);
    friend ::Windows::Security::Credentials::UI::UserConsentVerifier^ UnwrapUserConsentVerifier(Handle<Value> value);
    friend bool IsUserConsentVerifierWrapper(Handle<Value> value);
  };
  Persistent<FunctionTemplate> UserConsentVerifier::s_constructorTemplate;

  v8::Handle<v8::Value> WrapUserConsentVerifier(::Windows::Security::Credentials::UI::UserConsentVerifier^ winRtInstance)
  {
    HandleScope scope;

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

    Handle<Object> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Handle<Value> args[] = {opaqueWrapper};
    return scope.Close(UserConsentVerifier::s_constructorTemplate->GetFunction()->NewInstance(_countof(args), args));
  }

  ::Windows::Security::Credentials::UI::UserConsentVerifier^ UnwrapUserConsentVerifier(Handle<Value> value)
  {
     return UserConsentVerifier::Unwrap<UserConsentVerifier>(value.As<Object>())->_instance;
  }

  void InitUserConsentVerifier(Handle<Object> exports)
  {
    UserConsentVerifier::Init(exports);
  }

  class CredentialPickerOptions : public WrapperBase
  {
  public:    
    static v8::Handle<v8::Value> Init(const Handle<Object> exports)
    {
      HandleScope scope;
      
      s_constructorTemplate = Persistent<FunctionTemplate>::New(FunctionTemplate::New(New));
      s_constructorTemplate->SetClassName(String::NewSymbol("CredentialPickerOptions"));
      s_constructorTemplate->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("targetName"), TargetNameGetter, TargetNameSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("previousCredential"), PreviousCredentialGetter, PreviousCredentialSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("message"), MessageGetter, MessageSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("errorCode"), ErrorCodeGetter, ErrorCodeSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("customAuthenticationProtocol"), CustomAuthenticationProtocolGetter, CustomAuthenticationProtocolSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credentialSaveOption"), CredentialSaveOptionGetter, CredentialSaveOptionSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("caption"), CaptionGetter, CaptionSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("callerSavesCredential"), CallerSavesCredentialGetter, CallerSavesCredentialSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("authenticationProtocol"), AuthenticationProtocolGetter, AuthenticationProtocolSetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("alwaysDisplayDialog"), AlwaysDisplayDialogGetter, AlwaysDisplayDialogSetter);
      
      Local<Function> constructor = s_constructorTemplate->GetFunction();


      exports->Set(String::NewSymbol("CredentialPickerOptions"), constructor);
      return scope.Close(Undefined());
    }


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

  private:
    
    CredentialPickerOptions(::Windows::Security::Credentials::UI::CredentialPickerOptions^ instance)
    {
      _instance = instance;
    }
    
    
    static v8::Handle<v8::Value> New(const v8::Arguments& args)
    {
      HandleScope scope;

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

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

          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), constructorArgs.get());
        }
        else
        {
          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), nullptr);
        }
      }
      
      ::Windows::Security::Credentials::UI::CredentialPickerOptions^ winRtInstance;


      if (args.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(args[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(args[0]))
      {
        try 
        {
          winRtInstance = (::Windows::Security::Credentials::UI::CredentialPickerOptions^) NodeRT::Utils::GetObjectInstance(args[0]);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else if (args.Length() == 0)
      {
        try
        {
          winRtInstance = ref new ::Windows::Security::Credentials::UI::CredentialPickerOptions();
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return scope.Close(Undefined());
      }

      args.This()->SetHiddenValue(String::NewSymbol("__winRtInstance__"), True());

      CredentialPickerOptions *wrapperInstance = new CredentialPickerOptions(winRtInstance);
      wrapperInstance->Wrap(args.This());

      return args.This();
    }


  



    static Handle<Value> TargetNameGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->TargetName;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void TargetNameSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsString())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

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

        wrapper->_instance->TargetName = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> PreviousCredentialGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        ::Windows::Storage::Streams::IBuffer^ result = wrapper->_instance->PreviousCredential;
        return scope.Close(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage.Streams", "IBuffer", result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void PreviousCredentialSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Storage::Streams::IBuffer^>(value))
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

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

        wrapper->_instance->PreviousCredential = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> MessageGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->Message;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void MessageSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsString())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

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

        wrapper->_instance->Message = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> ErrorCodeGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        unsigned int result = wrapper->_instance->ErrorCode;
        return scope.Close(Integer::New(result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void ErrorCodeSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsUint32())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        unsigned int winRtValue = static_cast<unsigned int>(value->IntegerValue());

        wrapper->_instance->ErrorCode = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> CustomAuthenticationProtocolGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->CustomAuthenticationProtocol;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void CustomAuthenticationProtocolSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsString())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

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

        wrapper->_instance->CustomAuthenticationProtocol = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> CredentialSaveOptionGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        ::Windows::Security::Credentials::UI::CredentialSaveOption result = wrapper->_instance->CredentialSaveOption;
        return scope.Close(Integer::New(static_cast<int>(result)));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void CredentialSaveOptionSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsInt32())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        ::Windows::Security::Credentials::UI::CredentialSaveOption winRtValue = static_cast<::Windows::Security::Credentials::UI::CredentialSaveOption>(value->Int32Value());

        wrapper->_instance->CredentialSaveOption = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> CaptionGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->Caption;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void CaptionSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsString())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

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

        wrapper->_instance->Caption = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> CallerSavesCredentialGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        bool result = wrapper->_instance->CallerSavesCredential;
        return scope.Close(Boolean::New(result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void CallerSavesCredentialSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsBoolean())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        bool winRtValue = value->BooleanValue();

        wrapper->_instance->CallerSavesCredential = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> AuthenticationProtocolGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        ::Windows::Security::Credentials::UI::AuthenticationProtocol result = wrapper->_instance->AuthenticationProtocol;
        return scope.Close(Integer::New(static_cast<int>(result)));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void AuthenticationProtocolSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsInt32())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        ::Windows::Security::Credentials::UI::AuthenticationProtocol winRtValue = static_cast<::Windows::Security::Credentials::UI::AuthenticationProtocol>(value->Int32Value());

        wrapper->_instance->AuthenticationProtocol = winRtValue;
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
    
    static Handle<Value> AlwaysDisplayDialogGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        bool result = wrapper->_instance->AlwaysDisplayDialog;
        return scope.Close(Boolean::New(result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static void AlwaysDisplayDialogSetter(Local<String> property, Local<Value> value, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!value->IsBoolean())
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Value to set is of unexpected type")));
        return;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(info.This()))
      {
        return;
      }

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

      try 
      {
        
        bool winRtValue = value->BooleanValue();

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


  private:
    ::Windows::Security::Credentials::UI::CredentialPickerOptions^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Handle<v8::Value> WrapCredentialPickerOptions(::Windows::Security::Credentials::UI::CredentialPickerOptions^ wintRtInstance);
    friend ::Windows::Security::Credentials::UI::CredentialPickerOptions^ UnwrapCredentialPickerOptions(Handle<Value> value);
    friend bool IsCredentialPickerOptionsWrapper(Handle<Value> value);
  };
  Persistent<FunctionTemplate> CredentialPickerOptions::s_constructorTemplate;

  v8::Handle<v8::Value> WrapCredentialPickerOptions(::Windows::Security::Credentials::UI::CredentialPickerOptions^ winRtInstance)
  {
    HandleScope scope;

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

    Handle<Object> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Handle<Value> args[] = {opaqueWrapper};
    return scope.Close(CredentialPickerOptions::s_constructorTemplate->GetFunction()->NewInstance(_countof(args), args));
  }

  ::Windows::Security::Credentials::UI::CredentialPickerOptions^ UnwrapCredentialPickerOptions(Handle<Value> value)
  {
     return CredentialPickerOptions::Unwrap<CredentialPickerOptions>(value.As<Object>())->_instance;
  }

  void InitCredentialPickerOptions(Handle<Object> exports)
  {
    CredentialPickerOptions::Init(exports);
  }

  class CredentialPickerResults : public WrapperBase
  {
  public:    
    static v8::Handle<v8::Value> Init(const Handle<Object> exports)
    {
      HandleScope scope;
      
      s_constructorTemplate = Persistent<FunctionTemplate>::New(FunctionTemplate::New(New));
      s_constructorTemplate->SetClassName(String::NewSymbol("CredentialPickerResults"));
      s_constructorTemplate->InstanceTemplate()->SetInternalFieldCount(1);
      
                              
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credential"), CredentialGetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credentialDomainName"), CredentialDomainNameGetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credentialPassword"), CredentialPasswordGetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credentialSaveOption"), CredentialSaveOptionGetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credentialSaved"), CredentialSavedGetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("credentialUserName"), CredentialUserNameGetter);
      s_constructorTemplate->PrototypeTemplate()->SetAccessor(String::NewSymbol("errorCode"), ErrorCodeGetter);
      
      Local<Function> constructor = s_constructorTemplate->GetFunction();


      exports->Set(String::NewSymbol("CredentialPickerResults"), constructor);
      return scope.Close(Undefined());
    }


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

  private:
    
    CredentialPickerResults(::Windows::Security::Credentials::UI::CredentialPickerResults^ instance)
    {
      _instance = instance;
    }
    
    
    static v8::Handle<v8::Value> New(const v8::Arguments& args)
    {
      HandleScope scope;

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

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

          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), constructorArgs.get());
        }
        else
        {
          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), nullptr);
        }
      }
      
      ::Windows::Security::Credentials::UI::CredentialPickerResults^ winRtInstance;


      if (args.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(args[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(args[0]))
      {
        try 
        {
          winRtInstance = (::Windows::Security::Credentials::UI::CredentialPickerResults^) NodeRT::Utils::GetObjectInstance(args[0]);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return scope.Close(Undefined());
      }

      args.This()->SetHiddenValue(String::NewSymbol("__winRtInstance__"), True());

      CredentialPickerResults *wrapperInstance = new CredentialPickerResults(winRtInstance);
      wrapperInstance->Wrap(args.This());

      return args.This();
    }


  



    static Handle<Value> CredentialGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        ::Windows::Storage::Streams::IBuffer^ result = wrapper->_instance->Credential;
        return scope.Close(NodeRT::Utils::CreateExternalWinRTObject("Windows.Storage.Streams", "IBuffer", result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static Handle<Value> CredentialDomainNameGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->CredentialDomainName;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static Handle<Value> CredentialPasswordGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->CredentialPassword;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static Handle<Value> CredentialSaveOptionGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        ::Windows::Security::Credentials::UI::CredentialSaveOption result = wrapper->_instance->CredentialSaveOption;
        return scope.Close(Integer::New(static_cast<int>(result)));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static Handle<Value> CredentialSavedGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        bool result = wrapper->_instance->CredentialSaved;
        return scope.Close(Boolean::New(result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static Handle<Value> CredentialUserNameGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        Platform::String^ result = wrapper->_instance->CredentialUserName;
        return scope.Close(NodeRT::Utils::NewString(result->Data()));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    
    static Handle<Value> ErrorCodeGetter(Local<String> property, const AccessorInfo &info)
    {
      HandleScope scope;
      
      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerResults^>(info.This()))
      {
        return scope.Close(Undefined());
      }

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

      try 
      {
        unsigned int result = wrapper->_instance->ErrorCode;
        return scope.Close(Integer::New(result));
      }
      catch (Platform::Exception ^exception)
      {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return scope.Close(Undefined());
      }
    }
    


  private:
    ::Windows::Security::Credentials::UI::CredentialPickerResults^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Handle<v8::Value> WrapCredentialPickerResults(::Windows::Security::Credentials::UI::CredentialPickerResults^ wintRtInstance);
    friend ::Windows::Security::Credentials::UI::CredentialPickerResults^ UnwrapCredentialPickerResults(Handle<Value> value);
    friend bool IsCredentialPickerResultsWrapper(Handle<Value> value);
  };
  Persistent<FunctionTemplate> CredentialPickerResults::s_constructorTemplate;

  v8::Handle<v8::Value> WrapCredentialPickerResults(::Windows::Security::Credentials::UI::CredentialPickerResults^ winRtInstance)
  {
    HandleScope scope;

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

    Handle<Object> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Handle<Value> args[] = {opaqueWrapper};
    return scope.Close(CredentialPickerResults::s_constructorTemplate->GetFunction()->NewInstance(_countof(args), args));
  }

  ::Windows::Security::Credentials::UI::CredentialPickerResults^ UnwrapCredentialPickerResults(Handle<Value> value)
  {
     return CredentialPickerResults::Unwrap<CredentialPickerResults>(value.As<Object>())->_instance;
  }

  void InitCredentialPickerResults(Handle<Object> exports)
  {
    CredentialPickerResults::Init(exports);
  }

  class CredentialPicker : public WrapperBase
  {
  public:    
    static v8::Handle<v8::Value> Init(const Handle<Object> exports)
    {
      HandleScope scope;
      
      s_constructorTemplate = Persistent<FunctionTemplate>::New(FunctionTemplate::New(New));
      s_constructorTemplate->SetClassName(String::NewSymbol("CredentialPicker"));
      s_constructorTemplate->InstanceTemplate()->SetInternalFieldCount(1);
      
      Handle<Value> asyncSymbol = String::NewSymbol("__winRtAsync__");
      Handle<Function> func;
                              
      Local<Function> constructor = s_constructorTemplate->GetFunction();

      func = FunctionTemplate::New(PickAsync)->GetFunction();
      func->Set(asyncSymbol, True(), PropertyAttribute::DontEnum);
      constructor->Set(String::NewSymbol("pickAsync"), func);

      exports->Set(String::NewSymbol("CredentialPicker"), constructor);
      return scope.Close(Undefined());
    }


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

  private:
    
    CredentialPicker(::Windows::Security::Credentials::UI::CredentialPicker^ instance)
    {
      _instance = instance;
    }
    
    
    static v8::Handle<v8::Value> New(const v8::Arguments& args)
    {
      HandleScope scope;

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

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

          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), constructorArgs.get());
        }
        else
        {
          return s_constructorTemplate->GetFunction()->CallAsConstructor(args.Length(), nullptr);
        }
      }
      
      ::Windows::Security::Credentials::UI::CredentialPicker^ winRtInstance;


      if (args.Length() == 1 && OpaqueWrapper::IsOpaqueWrapper(args[0]) &&
        NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPicker^>(args[0]))
      {
        try 
        {
          winRtInstance = (::Windows::Security::Credentials::UI::CredentialPicker^) NodeRT::Utils::GetObjectInstance(args[0]);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Invalid arguments, no suitable constructor found")));
        return scope.Close(Undefined());
      }

      args.This()->SetHiddenValue(String::NewSymbol("__winRtInstance__"), True());

      CredentialPicker *wrapperInstance = new CredentialPicker(winRtInstance);
      wrapperInstance->Wrap(args.This());

      return args.This();
    }


  

    static Handle<Value> PickAsync(const v8::Arguments& args)
    {
      HandleScope scope;

      if (args.Length() == 0 || !args[args.Length() -1]->IsFunction())
      {
          ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Bad arguments: No callback was given")));
          return scope.Close(Undefined());
      }

      ::Windows::Foundation::IAsyncOperation<::Windows::Security::Credentials::UI::CredentialPickerResults^>^ op;
      

      if (args.Length() == 2
        && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Security::Credentials::UI::CredentialPickerOptions^>(args[0]))
      {
        try
        {
          ::Windows::Security::Credentials::UI::CredentialPickerOptions^ arg0 = UnwrapCredentialPickerOptions(args[0]);
          
          op = ::Windows::Security::Credentials::UI::CredentialPicker::PickAsync(arg0);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else if (args.Length() == 3
        && args[0]->IsString()
        && args[1]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(args[0])));
          Platform::String^ arg1 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(args[1])));
          
          op = ::Windows::Security::Credentials::UI::CredentialPicker::PickAsync(arg0,arg1);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else if (args.Length() == 4
        && args[0]->IsString()
        && args[1]->IsString()
        && args[2]->IsString())
      {
        try
        {
          Platform::String^ arg0 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(args[0])));
          Platform::String^ arg1 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(args[1])));
          Platform::String^ arg2 = ref new Platform::String(NodeRT::Utils::StringToWchar(v8::String::Value(args[2])));
          
          op = ::Windows::Security::Credentials::UI::CredentialPicker::PickAsync(arg0,arg1,arg2);
        }
        catch (Platform::Exception ^exception)
        {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return scope.Close(Undefined());
        }
      }
      else 
      {
        ThrowException(Exception::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return scope.Close(Undefined());
      }
    
      auto opTask = create_task(op);
      uv_async_t* asyncToken = NodeUtils::Async::GetAsyncToken(args[args.Length() -1].As<Function>());

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

            
            TryCatch tryCatch;
            Handle<Value> error; 
            Handle<Value> arg1 = WrapCredentialPickerResults(result);
            if (tryCatch.HasCaught())
            {
              error = tryCatch.Exception()->ToObject();
            }
            else 
            {
              error = Undefined();
            }
            if (arg1.IsEmpty()) arg1 = Undefined();
            Handle<Value> args[] = {error, arg1};

            invokeCallback(_countof(args), args);
          });
        }
        catch (Platform::Exception^ exception)
        {
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [exception](NodeUtils::InvokeCallbackDelegate invokeCallback) {
          
            Handle<Value> error = NodeRT::Utils::WinRtExceptionToJsError(exception);
        
            Handle<Value> args[] = {error};
            invokeCallback(_countof(args), args);
          });
        }  		
      });

      return scope.Close(Undefined());
    }




  private:
    ::Windows::Security::Credentials::UI::CredentialPicker^ _instance;
    static Persistent<FunctionTemplate> s_constructorTemplate;

    friend v8::Handle<v8::Value> WrapCredentialPicker(::Windows::Security::Credentials::UI::CredentialPicker^ wintRtInstance);
    friend ::Windows::Security::Credentials::UI::CredentialPicker^ UnwrapCredentialPicker(Handle<Value> value);
    friend bool IsCredentialPickerWrapper(Handle<Value> value);
  };
  Persistent<FunctionTemplate> CredentialPicker::s_constructorTemplate;

  v8::Handle<v8::Value> WrapCredentialPicker(::Windows::Security::Credentials::UI::CredentialPicker^ winRtInstance)
  {
    HandleScope scope;

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

    Handle<Object> opaqueWrapper = CreateOpaqueWrapper(winRtInstance);
    Handle<Value> args[] = {opaqueWrapper};
    return scope.Close(CredentialPicker::s_constructorTemplate->GetFunction()->NewInstance(_countof(args), args));
  }

  ::Windows::Security::Credentials::UI::CredentialPicker^ UnwrapCredentialPicker(Handle<Value> value)
  {
     return CredentialPicker::Unwrap<CredentialPicker>(value.As<Object>())->_instance;
  }

  void InitCredentialPicker(Handle<Object> exports)
  {
    CredentialPicker::Init(exports);
  }

} } } } } 

void init(Handle<Object> exports)
{
  if (FAILED(CoInitializeEx(nullptr, COINIT_MULTITHREADED)))
  {
    ThrowException(v8::Exception::Error(NodeRT::Utils::NewString(L"error in CoInitializeEx()")));
    return;
  }
  
  NodeRT::Windows::Security::Credentials::UI::InitUserConsentVerifierAvailabilityEnum(exports);
  NodeRT::Windows::Security::Credentials::UI::InitUserConsentVerificationResultEnum(exports);
  NodeRT::Windows::Security::Credentials::UI::InitAuthenticationProtocolEnum(exports);
  NodeRT::Windows::Security::Credentials::UI::InitCredentialSaveOptionEnum(exports);
  NodeRT::Windows::Security::Credentials::UI::InitUserConsentVerifier(exports);
  NodeRT::Windows::Security::Credentials::UI::InitCredentialPickerOptions(exports);
  NodeRT::Windows::Security::Credentials::UI::InitCredentialPickerResults(exports);
  NodeRT::Windows::Security::Credentials::UI::InitCredentialPicker(exports);

  NodeRT::Utils::RegisterNameSpace("Windows.Security.Credentials.UI", exports);
}


NODE_MODULE(binding, init)