/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "AbortController.h"

#include "AbortSignal.h"

#include "mozilla/dom/AbortControllerBinding.h"

#include "mozilla/dom/WorkerPrivate.h"

namespace mozilla {

namespace dom {

NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(AbortController, mGlobal, mSignal)

NS_IMPL_CYCLE_COLLECTING_ADDREF(AbortController)

NS_IMPL_CYCLE_COLLECTING_RELEASE(AbortController)

NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AbortController)

  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY

  NS_INTERFACE_MAP_ENTRY(nsISupports)

NS_INTERFACE_MAP_END

/* static */ already_AddRefed<AbortController>

AbortController::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv)

{

  nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());

  if (!global) {

    aRv.Throw(NS_ERROR_FAILURE);

    return nullptr;

  }

  RefPtr<AbortController> abortController = new AbortController(global);

  return abortController.forget();

}

AbortController::AbortController(nsIGlobalObject* aGlobal)

  : mGlobal(aGlobal)

  , mAborted(false)

{}

JSObject*

AbortController::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)

{

  return AbortController_Binding::Wrap(aCx, this, aGivenProto);

}

nsIGlobalObject*

AbortController::GetParentObject() const

{

  return mGlobal;

}

AbortSignal*

AbortController::Signal()

{

  if (!mSignal) {

    mSignal = new AbortSignal(mGlobal, mAborted);

  }

  return mSignal;

}

void

AbortController::Abort()

{

  if (mAborted) {

    return;

  }

  mAborted = true;

  if (mSignal) {

    mSignal->Abort();

  }

}

} // dom namespace

} // mozilla namespace