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/* -*- 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/. */

#ifndef mozilla_dom_StorageManager_h
#define mozilla_dom_StorageManager_h

#include "js/TypeDecls.h"
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/Assertions.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsISupports.h"
#include "nsWrapperCache.h"

class JSObject;
class nsIGlobalObject;
struct JSContext;

namespace mozilla {
class ErrorResult;

namespace dom {

class FileSystemManager;
class Promise;
struct StorageEstimate;

class StorageManager final : public nsISupports, public nsWrapperCache {
  nsCOMPtr<nsIGlobalObject> mOwner;

 public:
  explicit StorageManager(nsIGlobalObject* aGlobal);

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(StorageManager)

  void Shutdown();

  already_AddRefed<FileSystemManager> GetFileSystemManager();

  // WebIDL Boilerplate
  nsIGlobalObject* GetParentObject() const { return mOwner; }

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

  // WebIDL Interface
  already_AddRefed<Promise> Persisted(ErrorResult& aRv);

  already_AddRefed<Promise> Persist(ErrorResult& aRv);

  already_AddRefed<Promise> Estimate(ErrorResult& aRv);

  already_AddRefed<Promise> GetDirectory(ErrorResult& aRv);

 private:
  ~StorageManager();

  RefPtr<FileSystemManager> mFileSystemManager;
};

}  // namespace dom
}  // namespace mozilla

#endif  // mozilla_dom_StorageManager_h