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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/components/quick_answers/translation_response_parser.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "chromeos/components/quick_answers/quick_answers_model.h"
#include "chromeos/components/quick_answers/search_result_parsers/result_parser.h"
#include "chromeos/components/quick_answers/utils/quick_answers_utils.h"
namespace quick_answers {
TranslationResponseParser::TranslationResponseParser(
TranslationResponseParserCallback complete_callback)
: complete_callback_(std::move(complete_callback)) {}
TranslationResponseParser::~TranslationResponseParser() {
if (complete_callback_)
std::move(complete_callback_).Run(/*quick_answer=*/nullptr);
}
void TranslationResponseParser::ProcessResponse(
std::unique_ptr<std::string> response_body) {
data_decoder::DataDecoder::ParseJsonIsolated(
response_body->c_str(),
base::BindOnce(&TranslationResponseParser::OnJsonParsed,
weak_factory_.GetWeakPtr()));
}
void TranslationResponseParser::OnJsonParsed(
data_decoder::DataDecoder::ValueOrError result) {
DCHECK(complete_callback_);
if (!result.has_value()) {
LOG(ERROR) << "JSON parsing failed: " << result.error();
std::move(complete_callback_).Run(nullptr);
return;
}
auto* translations =
result->GetDict().FindListByDottedPath("data.translations");
if (!translations) {
LOG(ERROR) << "Can't find translations result list.";
std::move(complete_callback_).Run(nullptr);
return;
}
DCHECK_EQ(translations->size(), 1ul);
const std::string* translated_text_ptr =
translations->front().GetDict().FindStringByDottedPath("translatedText");
if (!translated_text_ptr) {
LOG(ERROR) << "Can't find a translated text.";
std::move(complete_callback_).Run(nullptr);
return;
}
std::string translated_text = UnescapeStringForHTML(*translated_text_ptr);
std::unique_ptr<TranslationResult> translation_result =
std::make_unique<TranslationResult>();
translation_result->translated_text = translated_text;
std::move(complete_callback_).Run(std::move(translation_result));
}
} // namespace quick_answers
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