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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.
#include "components/language_detection/ios/browser/language_detection_model_loader_service_ios.h"
#include <memory>
#include "components/language_detection/core/browser/language_detection_model_service.h"
#include "components/language_detection/core/language_detection_model.h"
#include "components/language_detection/core/language_detection_provider.h"
#include "components/translate/core/language_detection/language_detection_model.h"
namespace language_detection {
LanguageDetectionModelLoaderServiceIOS::LanguageDetectionModelLoaderServiceIOS(
language_detection::LanguageDetectionModelService*
language_detection_model_service)
: language_detection_model_service_(language_detection_model_service),
language_detection_model_(
std::make_unique<translate::LanguageDetectionModel>(
std::make_unique<language_detection::LanguageDetectionModel>())) {
if (language_detection_model_service_) {
language_detection_model_service_->GetLanguageDetectionModelFile(
base::BindOnce(&LanguageDetectionModelLoaderServiceIOS::
OnLanguageDetectionModelFileReceived,
weak_ptr_factory_.GetWeakPtr()));
}
}
LanguageDetectionModelLoaderServiceIOS::
~LanguageDetectionModelLoaderServiceIOS() = default;
translate::LanguageDetectionModel*
LanguageDetectionModelLoaderServiceIOS::GetLanguageDetectionModel() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
return language_detection_model_.get();
}
bool LanguageDetectionModelLoaderServiceIOS::IsModelAvailable() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
return language_detection_model_->IsAvailable();
}
void LanguageDetectionModelLoaderServiceIOS::
OnLanguageDetectionModelFileReceived(base::File model_file) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
language_detection_model_->UpdateWithFileAsync(std::move(model_file),
base::DoNothing());
}
} // namespace language_detection
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