/* -*- 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_Response_h

#define mozilla_dom_Response_h

#include "nsWrapperCache.h"

#include "nsISupportsImpl.h"

#include "mozilla/dom/Fetch.h"

#include "mozilla/dom/ResponseBinding.h"

#include "InternalHeaders.h"

#include "InternalResponse.h"

namespace mozilla {

namespace ipc {

class PrincipalInfo;

} // namespace ipc

namespace dom {

class Headers;

class Response final : public nsISupports

                     , public FetchBody<Response>

                     , public nsWrapperCache

{

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS

  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Response)

public:

  Response(nsIGlobalObject* aGlobal, InternalResponse* aInternalResponse,

           AbortSignalImpl* aSignalImpl);

  Response(const Response& aOther) = delete;

  JSObject*

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

  {

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

  }

  ResponseType

  Type() const

  {

    return mInternalResponse->Type();

  }

  void

  GetUrl(nsAString& aUrl) const

  {

    CopyUTF8toUTF16(mInternalResponse->GetURL(), aUrl);

  }

  bool

  Redirected() const

  {

    return mInternalResponse->IsRedirected();

  }

  uint16_t

  Status() const

  {

    return mInternalResponse->GetStatus();

  }

  bool

  Ok() const

  {

    return mInternalResponse->GetStatus() >= 200 &&

           mInternalResponse->GetStatus() <= 299;

  }

  void

  GetStatusText(nsCString& aStatusText) const

  {

    aStatusText = mInternalResponse->GetStatusText();

  }

  InternalHeaders*

  GetInternalHeaders() const

  {

    return mInternalResponse->Headers();

  }

  void

  InitChannelInfo(nsIChannel* aChannel)

  {

    mInternalResponse->InitChannelInfo(aChannel);

  }

  const ChannelInfo&

  GetChannelInfo() const

  {

    return mInternalResponse->GetChannelInfo();

  }

  const UniquePtr<mozilla::ipc::PrincipalInfo>&

  GetPrincipalInfo() const

  {

    return mInternalResponse->GetPrincipalInfo();

  }

  Headers* Headers_();

  void

  GetBody(nsIInputStream** aStream, int64_t* aBodyLength = nullptr)

  {

    mInternalResponse->GetBody(aStream, aBodyLength);

  }

  using FetchBody::GetBody;

  using FetchBody::BodyLocalPath;

  const nsAString&

  BodyLocalPath() const

  {

    return mInternalResponse->BodyLocalPath();

  }

  static already_AddRefed<Response>

  Error(const GlobalObject& aGlobal);

  static already_AddRefed<Response>

  Redirect(const GlobalObject& aGlobal, const nsAString& aUrl, uint16_t aStatus, ErrorResult& aRv);

  static already_AddRefed<Response>

  Constructor(const GlobalObject& aGlobal,

              const Optional<Nullable<fetch::ResponseBodyInit>>& aBody,

              const ResponseInit& aInit, ErrorResult& rv);

  nsIGlobalObject* GetParentObject() const

  {

    return mOwner;

  }

  already_AddRefed<Response>

  Clone(JSContext* aCx, ErrorResult& aRv);

  already_AddRefed<Response>

  CloneUnfiltered(JSContext* aCx, ErrorResult& aRv);

  void

  SetBody(nsIInputStream* aBody, int64_t aBodySize);

  already_AddRefed<InternalResponse>

  GetInternalResponse() const;

  AbortSignalImpl*

  GetSignalImpl() const override

  {

    return mSignalImpl;

  }

private:

  ~Response();

  RefPtr<InternalResponse> mInternalResponse;

  // Lazily created

  RefPtr<Headers> mHeaders;

  RefPtr<AbortSignalImpl> mSignalImpl;

};

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_Response_h