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

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

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

#using <Windows.WinMD>

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

const char* REGISTRATION_TOKEN_MAP_PROPERTY_NAME = "__registrationTokenMap__";

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

namespace NodeRT { namespace Windows { namespace Devices { namespace Adc { 
  v8::Local<v8::Value> WrapAdcChannel(::Windows::Devices::Adc::AdcChannel^ wintRtInstance);
  ::Windows::Devices::Adc::AdcChannel^ UnwrapAdcChannel(Local<Value> value);
  
  v8::Local<v8::Value> WrapAdcController(::Windows::Devices::Adc::AdcController^ wintRtInstance);
  ::Windows::Devices::Adc::AdcController^ UnwrapAdcController(Local<Value> value);
  



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

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

    Nan::Set(exports, Nan::New<String>("AdcChannelMode").ToLocalChecked(), enumObject);
    Nan::Set(enumObject, Nan::New<String>("singleEnded").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Devices::Adc::AdcChannelMode::SingleEnded)));
    Nan::Set(enumObject, Nan::New<String>("differential").ToLocalChecked(), Nan::New<Integer>(static_cast<int>(::Windows::Devices::Adc::AdcChannelMode::Differential)));
  }



  class AdcChannel : 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>("AdcChannel").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);


          
            Nan::SetPrototypeMethod(localRef, "readValue", ReadValue);
            Nan::SetPrototypeMethod(localRef, "readRatio", ReadRatio);
            Nan::SetPrototypeMethod(localRef, "close", Close);
          



          
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("controller").ToLocalChecked(), ControllerGetter);

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



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

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

    private:

      AdcChannel(::Windows::Devices::Adc::AdcChannel^ 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::Devices::Adc::AdcChannel^ winRtInstance;


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

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcChannel^>(info.This())) {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          int result;
          result = wrapper->_instance->ReadValue();
          info.GetReturnValue().Set(Nan::New<Integer>(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 ReadRatio(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcChannel^>(info.This())) {
        return;
      }

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

      if (info.Length() == 0)
      {
        try
        {
          double result;
          result = wrapper->_instance->ReadRatio();
          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 Close(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcChannel^>(info.This())) {
        return;
      }

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

      if (info.Length() == 0) {
        try {
          delete wrapper->_instance;
          wrapper->_instance = nullptr;
          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 ControllerGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcChannel^>(info.This())) {
        return;
      }

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

      try  {
        ::Windows::Devices::Adc::AdcController^ result = wrapper->_instance->Controller;
        info.GetReturnValue().Set(WrapAdcController(result));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      


    private:
      ::Windows::Devices::Adc::AdcChannel^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapAdcChannel(::Windows::Devices::Adc::AdcChannel^ wintRtInstance);
      friend ::Windows::Devices::Adc::AdcChannel^ UnwrapAdcChannel(Local<Value> value);
  };

  Persistent<FunctionTemplate> AdcChannel::s_constructorTemplate;

  v8::Local<v8::Value> WrapAdcChannel(::Windows::Devices::Adc::AdcChannel^ 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>(AdcChannel::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Devices::Adc::AdcChannel^ UnwrapAdcChannel(Local<Value> value) {
     return AdcChannel::Unwrap<AdcChannel>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitAdcChannel(Local<Object> exports) {
    AdcChannel::Init(exports);
  }

  class AdcController : 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>("AdcController").ToLocalChecked());
        localRef->InstanceTemplate()->SetInternalFieldCount(1);

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

          
            Nan::SetPrototypeMethod(localRef, "isChannelModeSupported", IsChannelModeSupported);
            Nan::SetPrototypeMethod(localRef, "openChannel", OpenChannel);
          



          
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("channelMode").ToLocalChecked(), ChannelModeGetter, ChannelModeSetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("channelCount").ToLocalChecked(), ChannelCountGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("maxValue").ToLocalChecked(), MaxValueGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("minValue").ToLocalChecked(), MinValueGetter);
            Nan::SetAccessor(localRef->PrototypeTemplate(), Nan::New<String>("resolutionInBits").ToLocalChecked(), ResolutionInBitsGetter);

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

        func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetDefaultAsync)).ToLocalChecked();
        Nan::Set(constructor, Nan::New<String>("getDefaultAsync").ToLocalChecked(), func);
        func = Nan::GetFunction(Nan::New<FunctionTemplate>(GetControllersAsync)).ToLocalChecked();
        Nan::Set(constructor, Nan::New<String>("getControllersAsync").ToLocalChecked(), func);


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

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

    private:

      AdcController(::Windows::Devices::Adc::AdcController^ 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::Devices::Adc::AdcController^ winRtInstance;


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

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

      if (info.Length() == 1
        && info[0]->IsInt32())
      {
        try
        {
          ::Windows::Devices::Adc::AdcChannelMode arg0 = static_cast<::Windows::Devices::Adc::AdcChannelMode>(Nan::To<int32_t>(info[0]).FromMaybe(0));
          
          bool result;
          result = wrapper->_instance->IsChannelModeSupported(arg0);
          info.GetReturnValue().Set(Nan::New<Boolean>(result));
          return;
        } catch (Platform::Exception ^exception) {
          NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
          return;
        }
      }
 else {
        Nan::ThrowError(Nan::Error(NodeRT::Utils::NewString(L"Bad arguments: no suitable overload found")));
        return;
      }
    }
    static void OpenChannel(Nan::NAN_METHOD_ARGS_TYPE info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

      if (info.Length() == 1
        && info[0]->IsInt32())
      {
        try
        {
          int arg0 = static_cast<int>(Nan::To<int32_t>(info[0]).FromMaybe(0));
          
          ::Windows::Devices::Adc::AdcChannel^ result;
          result = wrapper->_instance->OpenChannel(arg0);
          info.GetReturnValue().Set(WrapAdcChannel(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 GetDefaultAsync(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::Devices::Adc::AdcController^>^ op;


      if (info.Length() == 1)
      {
        try
        {
          op = ::Windows::Devices::Adc::AdcController::GetDefaultAsync();
        } 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::Devices::Adc::AdcController^> t)
      {
        try {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {


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


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

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

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

    static void GetControllersAsync(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::Devices::Adc::AdcController^>^>^ op;


      if (info.Length() == 2
          && NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::Provider::IAdcProvider^>(info[0]))
      {
        try
        {
          ::Windows::Devices::Adc::Provider::IAdcProvider^ arg0 = dynamic_cast<::Windows::Devices::Adc::Provider::IAdcProvider^>(NodeRT::Utils::GetObjectInstance(info[0]));
            
          op = ::Windows::Devices::Adc::AdcController::GetControllersAsync(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::Foundation::Collections::IVectorView<::Windows::Devices::Adc::AdcController^>^> t)
      {
        try {
          auto result = t.get();
          NodeUtils::Async::RunCallbackOnMain(asyncToken, [result](NodeUtils::InvokeCallbackDelegate invokeCallback) {


            Local<Value> error;
            Local<Value> arg1;
            {
              TryCatch tryCatch;
              arg1 = NodeRT::Collections::VectorViewWrapper<::Windows::Devices::Adc::AdcController^>::CreateVectorViewWrapper(result, 
            [](::Windows::Devices::Adc::AdcController^ val) -> Local<Value> {
              return WrapAdcController(val);
            },
            [](Local<Value> value) -> bool {
              return NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(value);
            },
            [](Local<Value> value) -> ::Windows::Devices::Adc::AdcController^ {
              return UnwrapAdcController(value);
            }
          );
              if (tryCatch.HasCaught())
              {
                error = Nan::To<Object>(tryCatch.Exception()).ToLocalChecked();
              }
              else
              {
                error = Undefined();
              }
              if (arg1.IsEmpty()) arg1 = Undefined();
            }
            Local<Value> args[] = {error, arg1};


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

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

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


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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

      try  {
        ::Windows::Devices::Adc::AdcChannelMode result = wrapper->_instance->ChannelMode;
        info.GetReturnValue().Set(Nan::New<Integer>(static_cast<int>(result)));
        return;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
        return;
      }
    }
      
    static void ChannelModeSetter(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;
      }

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

      try {

        ::Windows::Devices::Adc::AdcChannelMode winRtValue = static_cast<::Windows::Devices::Adc::AdcChannelMode>(Nan::To<int32_t>(value).FromMaybe(0));

        wrapper->_instance->ChannelMode = winRtValue;
      } catch (Platform::Exception ^exception) {
        NodeRT::Utils::ThrowWinRtExceptionInJs(exception);
      }
    }
      
    static void ChannelCountGetter(Local<String> property, const Nan::PropertyCallbackInfo<v8::Value> &info) {
      HandleScope scope;

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

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

      if (!NodeRT::Utils::IsWinRtWrapperOf<::Windows::Devices::Adc::AdcController^>(info.This())) {
        return;
      }

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

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


    private:
      ::Windows::Devices::Adc::AdcController^ _instance;
      static Persistent<FunctionTemplate> s_constructorTemplate;

      friend v8::Local<v8::Value> WrapAdcController(::Windows::Devices::Adc::AdcController^ wintRtInstance);
      friend ::Windows::Devices::Adc::AdcController^ UnwrapAdcController(Local<Value> value);
  };

  Persistent<FunctionTemplate> AdcController::s_constructorTemplate;

  v8::Local<v8::Value> WrapAdcController(::Windows::Devices::Adc::AdcController^ 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>(AdcController::s_constructorTemplate);
    return scope.Escape(Nan::NewInstance(Nan::GetFunction(localRef).ToLocalChecked(),_countof(args), args).ToLocalChecked());
  }

  ::Windows::Devices::Adc::AdcController^ UnwrapAdcController(Local<Value> value) {
     return AdcController::Unwrap<AdcController>(Nan::To<Object>(value).ToLocalChecked())->_instance;
  }

  void InitAdcController(Local<Object> exports) {
    AdcController::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::Devices::Adc::InitAdcChannelModeEnum(target);
      NodeRT::Windows::Devices::Adc::InitAdcChannel(target);
      NodeRT::Windows::Devices::Adc::InitAdcController(target);


  NodeRT::Utils::RegisterNameSpace("Windows.Devices.Adc", target);
}



NODE_MODULE(binding, init)