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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "SpeechRecognitionConnectionClientIdentifier.h"
#include "SpeechRecognitionError.h"
#include "SpeechRecognitionResultData.h"
#include <variant>
#include <wtf/EnumTraits.h>
namespace WebCore {
enum class SpeechRecognitionUpdateType {
Start,
AudioStart,
SoundStart,
SpeechStart,
SpeechEnd,
SoundEnd,
AudioEnd,
Result,
NoMatch,
Error,
End
};
String convertEnumerationToString(SpeechRecognitionUpdateType);
class SpeechRecognitionUpdate {
public:
WEBCORE_EXPORT static SpeechRecognitionUpdate create(SpeechRecognitionConnectionClientIdentifier, SpeechRecognitionUpdateType);
WEBCORE_EXPORT static SpeechRecognitionUpdate createError(SpeechRecognitionConnectionClientIdentifier, const SpeechRecognitionError&);
WEBCORE_EXPORT static SpeechRecognitionUpdate createResult(SpeechRecognitionConnectionClientIdentifier, const Vector<SpeechRecognitionResultData>&);
SpeechRecognitionConnectionClientIdentifier clientIdentifier() const { return m_clientIdentifier; }
SpeechRecognitionUpdateType type() const { return m_type; }
WEBCORE_EXPORT SpeechRecognitionError error() const;
WEBCORE_EXPORT Vector<SpeechRecognitionResultData> result() const;
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static std::optional<SpeechRecognitionUpdate> decode(Decoder&);
private:
using Content = std::variant<std::monostate, SpeechRecognitionError, Vector<SpeechRecognitionResultData>>;
WEBCORE_EXPORT SpeechRecognitionUpdate(SpeechRecognitionConnectionClientIdentifier, SpeechRecognitionUpdateType, Content);
SpeechRecognitionConnectionClientIdentifier m_clientIdentifier;
SpeechRecognitionUpdateType m_type;
Content m_content;
};
template<class Encoder>
void SpeechRecognitionUpdate::encode(Encoder& encoder) const
{
encoder << m_clientIdentifier << m_type << m_content;
}
template<class Decoder>
std::optional<SpeechRecognitionUpdate> SpeechRecognitionUpdate::decode(Decoder& decoder)
{
std::optional<SpeechRecognitionConnectionClientIdentifier> clientIdentifier;
decoder >> clientIdentifier;
if (!clientIdentifier)
return std::nullopt;
std::optional<SpeechRecognitionUpdateType> type;
decoder >> type;
if (!type)
return std::nullopt;
std::optional<Content> content;
decoder >> content;
if (!content)
return std::nullopt;
return SpeechRecognitionUpdate { WTFMove(*clientIdentifier), WTFMove(*type), WTFMove(*content) };
}
} // namespace WebCore
namespace WTF {
template<> struct EnumTraits<WebCore::SpeechRecognitionUpdateType> {
using values = EnumValues<
WebCore::SpeechRecognitionUpdateType,
WebCore::SpeechRecognitionUpdateType::Start,
WebCore::SpeechRecognitionUpdateType::AudioStart,
WebCore::SpeechRecognitionUpdateType::SoundStart,
WebCore::SpeechRecognitionUpdateType::SpeechStart,
WebCore::SpeechRecognitionUpdateType::SpeechEnd,
WebCore::SpeechRecognitionUpdateType::SoundEnd,
WebCore::SpeechRecognitionUpdateType::AudioEnd,
WebCore::SpeechRecognitionUpdateType::Result,
WebCore::SpeechRecognitionUpdateType::NoMatch,
WebCore::SpeechRecognitionUpdateType::Error,
WebCore::SpeechRecognitionUpdateType::End
>;
};
template<typename> struct LogArgument;
template<> struct LogArgument<WebCore::SpeechRecognitionUpdateType> {
static String toString(const WebCore::SpeechRecognitionUpdateType type)
{
return convertEnumerationToString(type);
}
};
} // namespace WTF
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