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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.
#ifndef CHROME_BROWSER_PERMISSIONS_PREDICTION_SERVICE_PREDICTION_MODEL_HANDLER_PROVIDER_H_
#define CHROME_BROWSER_PERMISSIONS_PREDICTION_SERVICE_PREDICTION_MODEL_HANDLER_PROVIDER_H_
#include <memory>
#include "components/keyed_service/core/keyed_service.h"
#include "components/optimization_guide/core/delivery/optimization_guide_model_provider.h"
#include "components/optimization_guide/machine_learning_tflite_buildflags.h"
#include "components/passage_embeddings/passage_embeddings_types.h"
#include "components/permissions/request_type.h"
class OptimizationGuideKeyedService;
namespace permissions {
class PredictionModelHandler;
class PermissionsAiv1Handler;
class PermissionsAiv3Handler;
class PermissionsAiv4Handler;
class PredictionModelHandlerProvider : public KeyedService {
public:
explicit PredictionModelHandlerProvider(
OptimizationGuideKeyedService* optimization_guide,
passage_embeddings::Embedder* passage_embedder);
~PredictionModelHandlerProvider() override;
PredictionModelHandlerProvider(const PredictionModelHandlerProvider&) =
delete;
PredictionModelHandlerProvider& operator=(
const PredictionModelHandlerProvider&) = delete;
PermissionsAiv1Handler* GetPermissionsAiv1Handler();
#if BUILDFLAG(BUILD_WITH_TFLITE_LIB)
static bool IsAiv4ModelAvailable();
PredictionModelHandler* GetPredictionModelHandler(RequestType request_type);
PermissionsAiv3Handler* GetPermissionsAiv3Handler(RequestType request_type);
PermissionsAiv4Handler* GetPermissionsAiv4Handler(RequestType request_type);
passage_embeddings::Embedder* GetPassageEmbedder();
void set_permissions_aiv3_handler_for_testing(
RequestType request_type,
std::unique_ptr<PermissionsAiv3Handler> handler);
void set_permissions_aiv4_handler_for_testing(
RequestType request_type,
std::unique_ptr<PermissionsAiv4Handler> handler);
void set_passage_embedder_for_testing(
passage_embeddings::Embedder* passage_embedder_);
#endif // BUILDFLAG(BUILD_WITH_TFLITE_LIB)
private:
std::unique_ptr<PermissionsAiv1Handler> permissions_aiv1_handler_;
#if BUILDFLAG(BUILD_WITH_TFLITE_LIB)
std::unique_ptr<PredictionModelHandler>
notification_prediction_model_handler_;
std::unique_ptr<PredictionModelHandler> geolocation_prediction_model_handler_;
std::unique_ptr<PermissionsAiv3Handler> notification_aiv3_handler_;
std::unique_ptr<PermissionsAiv3Handler> geolocation_aiv3_handler_;
std::unique_ptr<PermissionsAiv4Handler> notification_aiv4_handler_;
std::unique_ptr<PermissionsAiv4Handler> geolocation_aiv4_handler_;
// This embedder is required to preprocess the inner_text to create the
// embeddings we use for the AIv4 tflite model as input.
raw_ptr<passage_embeddings::Embedder> passage_embedder_;
#endif // BUILDFLAG(BUILD_WITH_TFLITE_LIB)
};
} // namespace permissions
#endif // CHROME_BROWSER_PERMISSIONS_PREDICTION_SERVICE_PREDICTION_MODEL_HANDLER_PROVIDER_H_
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