tdesktop/Telegram/SourceFiles/data/data_audio_msg_id.h

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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
class DocumentData;
class AudioMsgId final {
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public:
enum class Type {
Unknown,
Voice,
Song,
Video,
};
AudioMsgId();
AudioMsgId(
not_null<DocumentData*> audio,
FullMsgId msgId,
uint32 externalPlayId = 0);
[[nodiscard]] static uint32 CreateExternalPlayId();
[[nodiscard]] static AudioMsgId ForVideo();
[[nodiscard]] Type type() const;
[[nodiscard]] DocumentData *audio() const;
[[nodiscard]] FullMsgId contextId() const;
[[nodiscard]] uint32 externalPlayId() const;
[[nodiscard]] bool changeablePlaybackSpeed() const;
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[[nodiscard]] explicit operator bool() const;
bool operator<(const AudioMsgId &other) const;
bool operator==(const AudioMsgId &other) const;
bool operator!=(const AudioMsgId &other) const;
private:
void setTypeFromAudio();
DocumentData *_audio = nullptr;
Type _type = Type::Unknown;
FullMsgId _contextId;
uint32 _externalPlayId = 0;
bool _changeablePlaybackSpeed = false;
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};