/* -*- 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 https://mozilla.org/MPL/2.0/. */

#ifndef AudioWorkletNode_h_
#define AudioWorkletNode_h_

#include "AudioNode.h"

namespace mozilla {
namespace dom {

class AudioParamMap;
struct AudioWorkletNodeOptions;
class MessagePort;
struct NamedAudioParamTimeline;
struct ProcessorErrorDetails;
template <typename KeyType, typename ValueType>
class Record;

class AudioWorkletNode : public AudioNode {
 public:
  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(AudioWorkletNode, AudioNode)

  IMPL_EVENT_HANDLER(processorerror)

  static already_AddRefed<AudioWorkletNode> Constructor(
      const GlobalObject& aGlobal, AudioContext& aAudioContext,
      const nsAString& aName, const AudioWorkletNodeOptions& aOptions,
      ErrorResult& aRv);

  AudioParamMap* GetParameters(ErrorResult& aRv);

  MessagePort* Port() const { return mPort; };

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

  // AudioNode methods
  uint16_t NumberOfInputs() const override { return mInputCount; }
  uint16_t NumberOfOutputs() const override { return mOutputCount; }
  const char* NodeType() const override { return "AudioWorkletNode"; }
  void DispatchProcessorErrorEvent(const ProcessorErrorDetails& aDetails);

  size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;
  size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;

 private:
  AudioWorkletNode(AudioContext* aAudioContext, const nsAString& aName,
                   const AudioWorkletNodeOptions& aOptions);
  ~AudioWorkletNode() = default;
  void InitializeParameters(nsTArray<NamedAudioParamTimeline>* aParamTimelines,
                            ErrorResult& aRv);
  void SendParameterData(
      const Optional<Record<nsString, double>>& aParameterData);

  nsString mNodeName;
  RefPtr<MessagePort> mPort;
  RefPtr<AudioParamMap> mParameters;
  uint16_t mInputCount;
  uint16_t mOutputCount;
};

}  // namespace dom
}  // namespace mozilla

#endif  // AudioWorkletNode_h_