/* -*- 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_StreamBlobImpl_h

#define mozilla_dom_StreamBlobImpl_h

#include "BaseBlobImpl.h"

#include "nsIMemoryReporter.h"

namespace mozilla {

namespace dom {

class StreamBlobImpl final : public BaseBlobImpl, public nsIMemoryReporter {

  MOZ_DEFINE_MALLOC_SIZE_OF(MallocSizeOf)

 public:

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_NSIMEMORYREPORTER

  static already_AddRefed<StreamBlobImpl> Create(nsIInputStream* aInputStream,

                                                 const nsAString& aContentType,

                                                 uint64_t aLength);

  static already_AddRefed<StreamBlobImpl> Create(nsIInputStream* aInputStream,

                                                 const nsAString& aName,

                                                 const nsAString& aContentType,

                                                 int64_t aLastModifiedDate,

                                                 uint64_t aLength);

  virtual void CreateInputStream(nsIInputStream** aStream,

                                 ErrorResult& aRv) override;

  virtual already_AddRefed<BlobImpl> CreateSlice(uint64_t aStart,

                                                 uint64_t aLength,

                                                 const nsAString& aContentType,

                                                 ErrorResult& aRv) override;

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

  int64_t GetFileId() override { return mFileId; }

  void SetFileId(int64_t aFileId) { mFileId = aFileId; }

  void SetFullPath(const nsAString& aFullPath) { mFullPath = aFullPath; }

  void GetMozFullPathInternal(nsAString& aFullPath,

                              ErrorResult& aRv) const override {

    aFullPath = mFullPath;

  }

  void SetIsDirectory(bool aIsDirectory) { mIsDirectory = aIsDirectory; }

  bool IsDirectory() const override { return mIsDirectory; }

  size_t GetAllocationSize() const override;

 private:

  StreamBlobImpl(nsIInputStream* aInputStream, const nsAString& aContentType,

                 uint64_t aLength);

  StreamBlobImpl(nsIInputStream* aInputStream, const nsAString& aName,

                 const nsAString& aContentType, int64_t aLastModifiedDate,

                 uint64_t aLength);

  ~StreamBlobImpl();

  void MaybeRegisterMemoryReporter();

  nsCOMPtr<nsIInputStream> mInputStream;

  nsString mFullPath;

  bool mIsDirectory;

  int64_t mFileId;

};

}  // namespace dom

}  // namespace mozilla

#endif  // mozilla_dom_StreamBlobImpl_h