/* -*- 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 "RemoteQuotaObjectParent.h"

#include "CanonicalQuotaObject.h"
#include "mozilla/dom/quota/RemoteQuotaObjectParentTracker.h"
#include "mozilla/ipc/BackgroundParent.h"

namespace mozilla::dom::quota {

RemoteQuotaObjectParent::RemoteQuotaObjectParent(
    RefPtr<CanonicalQuotaObject> aCanonicalQuotaObject,
    nsCOMPtr<RemoteQuotaObjectParentTracker> aTracker)
    : mCanonicalQuotaObject(std::move(aCanonicalQuotaObject)),
      mTracker(std::move(aTracker)) {}

RemoteQuotaObjectParent::~RemoteQuotaObjectParent() { MOZ_ASSERT(!CanSend()); }

mozilla::ipc::IPCResult RemoteQuotaObjectParent::RecvMaybeUpdateSize(
    int64_t aSize, bool aTruncate, bool* aResult) {
  MOZ_ASSERT(!NS_IsMainThread());
  MOZ_ASSERT(!mozilla::ipc::IsOnBackgroundThread());
  MOZ_ASSERT(!GetCurrentThreadWorkerPrivate());

  *aResult = mCanonicalQuotaObject->MaybeUpdateSize(aSize, aTruncate);
  return IPC_OK();
}

void RemoteQuotaObjectParent::ActorDestroy(ActorDestroyReason aWhy) {
  // XXX Check that the child properly used `MaybeUpdateSize` before each
  // write, so the file size on disk matches mCanonicalQuotaObject::mSize.
  // If the size doesn't match, do necessary adjustments.

  mCanonicalQuotaObject = nullptr;

  if (mTracker) {
    mTracker->UnregisterRemoteQuotaObjectParent(WrapNotNullUnchecked(this));
  }
}

}  // namespace mozilla::dom::quota