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

#include "mozilla/dom/FileSystemEntry.h"

namespace mozilla {
namespace dom {

class Directory;
class FileSystemDirectoryReader;

class FileSystemDirectoryEntry : public FileSystemEntry
{
public:
  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(FileSystemDirectoryEntry,
                                           FileSystemEntry)

  FileSystemDirectoryEntry(nsIGlobalObject* aGlobalObject,
                           Directory* aDirectory,
                           FileSystemDirectoryEntry* aParentEntry,
                           FileSystem* aFileSystem);

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

  virtual bool
  IsDirectory() const override
  {
    return true;
  }

  virtual void
  GetName(nsAString& aName, ErrorResult& aRv) const override;

  virtual void
  GetFullPath(nsAString& aFullPath, ErrorResult& aRv) const override;

  virtual already_AddRefed<FileSystemDirectoryReader>
  CreateReader();

  void
  GetFile(const Optional<nsAString>& aPath, const FileSystemFlags& aFlag,
          const Optional<OwningNonNull<FileSystemEntryCallback>>& aSuccessCallback,
          const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback)
  {
    GetInternal(aPath.WasPassed() ? aPath.Value() : EmptyString(),
                aFlag, aSuccessCallback, aErrorCallback, eGetFile);
  }

  void
  GetDirectory(const Optional<nsAString>& aPath, const FileSystemFlags& aFlag,
               const Optional<OwningNonNull<FileSystemEntryCallback>>& aSuccessCallback,
               const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback)
  {
    GetInternal(aPath.WasPassed() ? aPath.Value() : EmptyString(),
                aFlag, aSuccessCallback, aErrorCallback, eGetDirectory);
  }

  enum GetInternalType { eGetFile, eGetDirectory };

  virtual void
  GetInternal(const nsAString& aPath, const FileSystemFlags& aFlag,
              const Optional<OwningNonNull<FileSystemEntryCallback>>& aSuccessCallback,
              const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback,
              GetInternalType aType);

protected:
  virtual ~FileSystemDirectoryEntry();

private:
  RefPtr<Directory> mDirectory;
};

} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_FileSystemDirectoryEntry_h
