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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/permissions/prediction_service/prediction_model_handler_provider_factory.h"
#include "base/no_destructor.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "chrome/browser/optimization_guide/optimization_guide_keyed_service.h"
#include "chrome/browser/optimization_guide/optimization_guide_keyed_service_factory.h"
#include "chrome/browser/passage_embeddings/chrome_passage_embeddings_service_controller.h"
#include "chrome/browser/passage_embeddings/passage_embedder_model_observer_factory.h"
#include "chrome/browser/permissions/prediction_service/prediction_model_handler_provider.h"
#include "chrome/browser/profiles/profile.h"
#include "components/passage_embeddings/passage_embedder_model_observer.h"
#include "components/permissions/features.h"
// static
PredictionModelHandlerProviderFactory*
PredictionModelHandlerProviderFactory::GetInstance() {
static base::NoDestructor<PredictionModelHandlerProviderFactory> instance;
return instance.get();
}
// static
permissions::PredictionModelHandlerProvider*
PredictionModelHandlerProviderFactory::GetForBrowserContext(
content::BrowserContext* context) {
return static_cast<permissions::PredictionModelHandlerProvider*>(
GetInstance()->GetServiceForBrowserContext(context, true));
}
PredictionModelHandlerProviderFactory::PredictionModelHandlerProviderFactory()
: ProfileKeyedServiceFactory(
"PredictionModelHandlerProvider",
ProfileSelections::Builder()
.WithRegular(ProfileSelection::kOwnInstance)
// TODO(crbug.com/40257657): Check if this service is needed in
// Guest mode.
.WithGuest(ProfileSelection::kOwnInstance)
// TODO(crbug.com/41488885): Check if this service is needed for
// Ash Internals.
.WithAshInternals(ProfileSelection::kOwnInstance)
.Build()) {
DependsOn(OptimizationGuideKeyedServiceFactory::GetInstance());
DependsOn(
passage_embeddings::PassageEmbedderModelObserverFactory::GetInstance());
}
PredictionModelHandlerProviderFactory::
~PredictionModelHandlerProviderFactory() = default;
std::unique_ptr<KeyedService>
PredictionModelHandlerProviderFactory::BuildServiceInstanceForBrowserContext(
content::BrowserContext* context) const {
Profile* profile = Profile::FromBrowserContext(context);
OptimizationGuideKeyedService* optimization_guide =
OptimizationGuideKeyedServiceFactory::GetForProfile(profile);
if (!optimization_guide) {
return nullptr;
}
passage_embeddings::Embedder* passage_embedder = nullptr;
if (base::FeatureList::IsEnabled(permissions::features::kPermissionsAIv4)) {
if (!passage_embeddings::PassageEmbedderModelObserverFactory::GetForProfile(
profile)) {
VLOG(1) << "[PermissionsAI]: PassageEmbedderModelObserver not available, "
"passage embedder not setup.";
} else if (auto* passage_embeddings_service_controller =
passage_embeddings::
ChromePassageEmbeddingsServiceController::Get()) {
passage_embedder = passage_embeddings_service_controller->GetEmbedder();
} else {
VLOG(1) << "[PermissionsAI]: PassageEmbeddingsServiceController not "
"available, passage embedder not setup.";
}
}
return std::make_unique<permissions::PredictionModelHandlerProvider>(
optimization_guide, passage_embedder);
}
bool PredictionModelHandlerProviderFactory::ServiceIsCreatedWithBrowserContext()
const {
return true;
}
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