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/*
* Open Chinese Convert
*
* Copyright 2010-2026 Carbo Kuo and contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <utility>
#include "Converter.hpp"
namespace opencc {
/**
* A @c Converter produced by loading a JSON config that includes a
* @c normalization pre-pass.
*
* Internally it runs @p normConverter then @p mainConverter, exactly like a
* two-stage @c PipelineConverter. The difference is that
* @c GetConversionChain() and @c GetSegmentation() delegate to
* @p mainConverter rather than returning @c nullptr, so that external
* consumers (e.g. librime) that introspect the converter see the config's
* primary conversion chain instead of a null pointer.
*/
class ConfigBasedConverter : public Converter {
public:
ConfigBasedConverter(ConverterPtr normConverter, ConverterPtr mainConverter)
: normConverter(std::move(normConverter)),
mainConverter(std::move(mainConverter)) {}
std::string Convert(std::string_view text) const override {
return mainConverter->Convert(normConverter->Convert(text));
}
ConversionInspectionResult Inspect(std::string_view text) const override {
ConversionInspectionResult result;
result.input = text;
ConversionInspectionResult normResult = normConverter->Inspect(text);
ConversionInspectionResult mainResult =
mainConverter->Inspect(normResult.output);
result.pipelineStages = {std::move(normResult), std::move(mainResult)};
result.output = result.pipelineStages.back().output;
return result;
}
SegmentationPtr GetSegmentation() const override {
return mainConverter->GetSegmentation();
}
ConversionChainPtr GetConversionChain() const override {
return mainConverter->GetConversionChain();
}
private:
const ConverterPtr normConverter;
const ConverterPtr mainConverter;
};
} // namespace opencc