/* 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_BodyExtractor_h
#define mozilla_dom_BodyExtractor_h

#include "nsString.h"

class nsIInputStream;
class nsIGlobalObject;

namespace mozilla::dom {

class BodyExtractorBase {
 public:
  virtual nsresult GetAsStream(nsIInputStream** aResult,
                               uint64_t* aContentLength,
                               nsACString& aContentTypeWithCharset,
                               nsACString& aCharset) const = 0;
};

// The implementation versions of this template are:
// ArrayBuffer, ArrayBufferView, Blob, FormData,
// URLSearchParams, nsAString, Document, nsIInputStream.
template <typename Type>
class BodyExtractor final : public BodyExtractorBase {
  Type* mBody;

 public:
  explicit BodyExtractor(Type* aBody) : mBody(aBody) {}

  nsresult GetAsStream(nsIInputStream** aResult, uint64_t* aContentLength,
                       nsACString& aContentTypeWithCharset,
                       nsACString& aCharset) const override;
};

}  // namespace mozilla::dom

#endif  // mozilla_dom_BodyExtractor_h