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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_SETSINKID_RESOLVER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_SETSINKID_RESOLVER_H_
#include "media/base/output_device_info.h"
#include "third_party/blink/public/platform/web_audio_sink_descriptor.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
namespace blink {
class AudioContext;
class V8UnionAudioSinkOptionsOrString;
class SetSinkIdResolver final : public GarbageCollected<SetSinkIdResolver> {
public:
SetSinkIdResolver(ScriptState*,
AudioContext&,
const V8UnionAudioSinkOptionsOrString&);
SetSinkIdResolver(const SetSinkIdResolver&) = delete;
SetSinkIdResolver& operator=(const SetSinkIdResolver&) = delete;
~SetSinkIdResolver() = default;
void Trace(Visitor*) const;
void Start();
// Resolves the promise and sets `resolver_` to nullptr.
void Resolve();
// Rejects the promise with a DOMException and sets `resolver_` to nullptr.
void Reject(DOMException* exception);
// Rejects the promise with a v8::Local<v8::Value> and sets `resolver_` to
// nullptr. Used when creating an exception with
// V8ThrowDOMException::CreateOrEmpty.
void Reject(v8::Local<v8::Value>);
ScriptPromise<IDLUndefined> GetPromise();
private:
// Will decide whether to resolve or reject the promise based on `status`.
// After this method returns, `resolver_` is set to nullptr.
void HandleOutputDeviceStatus(media::OutputDeviceStatus status);
// This callback function is passed to 'AudioDestinationNode::SetSinkId()'.
// When the device status is okay, 'NotifySetSinkIdIsDone()' gets invoked.
void OnSetSinkIdComplete(media::OutputDeviceStatus status);
WeakMember<AudioContext> audio_context_;
Member<ScriptPromiseResolver<IDLUndefined>> resolver_;
WebAudioSinkDescriptor sink_descriptor_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_SETSINKID_RESOLVER_H_
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