/* -*- 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 "FileSystemEntry.h"

#include "FileSystemDirectoryEntry.h"

#include "FileSystemFileEntry.h"

#include "mozilla/dom/FileSystemEntryBinding.h"

#include "mozilla/dom/UnionTypes.h"

namespace mozilla {

namespace dom {

NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FileSystemEntry, mParent, mParentEntry,

                                      mFileSystem)

NS_IMPL_CYCLE_COLLECTING_ADDREF(FileSystemEntry)

NS_IMPL_CYCLE_COLLECTING_RELEASE(FileSystemEntry)

NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FileSystemEntry)

  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY

  NS_INTERFACE_MAP_ENTRY(nsISupports)

NS_INTERFACE_MAP_END

/* static */ already_AddRefed<FileSystemEntry>

FileSystemEntry::Create(nsIGlobalObject* aGlobalObject,

                        const OwningFileOrDirectory& aFileOrDirectory,

                        FileSystem* aFileSystem)

{

  MOZ_ASSERT(aGlobalObject);

  MOZ_ASSERT(aFileSystem);

  RefPtr<FileSystemEntry> entry;

  if (aFileOrDirectory.IsFile()) {

    entry = new FileSystemFileEntry(aGlobalObject,

                                    aFileOrDirectory.GetAsFile(),

                                    nullptr,

                                    aFileSystem);

  } else {

    MOZ_ASSERT(aFileOrDirectory.IsDirectory());

    entry = new FileSystemDirectoryEntry(aGlobalObject,

                                         aFileOrDirectory.GetAsDirectory(),

                                         nullptr,

                                         aFileSystem);

  }

  return entry.forget();

}

FileSystemEntry::FileSystemEntry(nsIGlobalObject* aGlobal,

                                 FileSystemEntry* aParentEntry,

                                 FileSystem* aFileSystem)

  : mParent(aGlobal)

  , mParentEntry(aParentEntry)

  , mFileSystem(aFileSystem)

{

  MOZ_ASSERT(aGlobal);

  MOZ_ASSERT(aFileSystem);

}

FileSystemEntry::~FileSystemEntry()

{}

JSObject*

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

{

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

}

void

FileSystemEntry::GetParent(const Optional<OwningNonNull<FileSystemEntryCallback>>& aSuccessCallback,

                           const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback)

{

  if (!aSuccessCallback.WasPassed() && !aErrorCallback.WasPassed()) {

    return;

  }

  if (mParentEntry) {

    FileSystemEntryCallbackHelper::Call(GetParentObject(), aSuccessCallback,

                                        mParentEntry);

    return;

  }

  FileSystemEntryCallbackHelper::Call(GetParentObject(), aSuccessCallback, this);

}

} // dom namespace

} // mozilla namespace