/* -*- 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 "GamepadEventChannelChild.h"

#include "mozilla/dom/GamepadManager.h"

namespace mozilla {

namespace dom{

namespace {

class GamepadUpdateRunnable final : public Runnable

{

 public:

   explicit GamepadUpdateRunnable(const GamepadChangeEvent& aGamepadEvent)

     : Runnable("dom::GamepadUpdateRunnable")

     , mEvent(aGamepadEvent)

   {

   }

   NS_IMETHOD Run() override

   {

     RefPtr<GamepadManager> svc(GamepadManager::GetService());

     if (svc) {

       svc->Update(mEvent);

     }

     return NS_OK;

  }

 protected:

  GamepadChangeEvent mEvent;

};

} // namespace

mozilla::ipc::IPCResult

GamepadEventChannelChild::RecvGamepadUpdate(

                                       const GamepadChangeEvent& aGamepadEvent)

{

  DebugOnly<nsresult> rv =

    NS_DispatchToMainThread(new GamepadUpdateRunnable(aGamepadEvent));

  NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "NS_DispatchToMainThread failed");

  return IPC_OK();

}

void

GamepadEventChannelChild::AddPromise(const uint32_t& aID, dom::Promise* aPromise)

{

  MOZ_ASSERT(!mPromiseList.Get(aID, nullptr));

  mPromiseList.Put(aID, aPromise);

}

mozilla::ipc::IPCResult

GamepadEventChannelChild::RecvReplyGamepadVibrateHaptic(const uint32_t& aPromiseID)

{

  RefPtr<dom::Promise> p;

  if (!mPromiseList.Get(aPromiseID, getter_AddRefs(p))) {

    MOZ_CRASH("We should always have a promise.");

  }

  p->MaybeResolve(true);

  mPromiseList.Remove(aPromiseID);

  return IPC_OK();

}

} // namespace dom

} // namespace mozilla