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// Copyright 2025 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/passage_embeddings/passage_embeddings_coordinator_factory.h"
#include "base/feature_list.h"
#include "base/no_destructor.h"
#include "chrome/browser/history_embeddings/history_embeddings_utils.h"
#include "chrome/browser/page_content_annotations/page_content_extraction_service_factory.h"
#include "chrome/browser/passage_embeddings/passage_embedder_model_observer_factory.h"
#include "chrome/browser/passage_embeddings/passage_embeddings_coordinator.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_selections.h"
#include "components/passage_embeddings/passage_embeddings_features.h"
namespace passage_embeddings {
// static
PassageEmbeddingsCoordinator*
PassageEmbeddingsCoordinatorFactory::GetForProfile(Profile* profile) {
return static_cast<PassageEmbeddingsCoordinator*>(
GetInstance()->GetServiceForBrowserContext(/*context=*/profile,
/*create=*/true));
}
// static
PassageEmbeddingsCoordinatorFactory*
PassageEmbeddingsCoordinatorFactory::GetInstance() {
static base::NoDestructor<PassageEmbeddingsCoordinatorFactory> instance;
return instance.get();
}
PassageEmbeddingsCoordinatorFactory::PassageEmbeddingsCoordinatorFactory()
: ProfileKeyedServiceFactory(
"PassageEmbeddingsCoordinator",
ProfileSelections::Builder()
.WithRegular(ProfileSelection::kOriginalOnly)
.Build()) {
DependsOn(page_content_annotations::PageContentExtractionServiceFactory::
GetInstance());
DependsOn(PassageEmbedderModelObserverFactory::GetInstance());
}
PassageEmbeddingsCoordinatorFactory::~PassageEmbeddingsCoordinatorFactory() =
default;
std::unique_ptr<KeyedService>
PassageEmbeddingsCoordinatorFactory::BuildServiceInstanceForBrowserContext(
content::BrowserContext* profile) const {
// Don't run the experiment for clients with history embeddings enabled.
if (history_embeddings::IsHistoryEmbeddingsEnabledForProfile(
Profile::FromBrowserContext(profile))) {
return nullptr;
}
// Don't bother running if we don't have a model observer since we won't have
// a model to run.
if (!PassageEmbedderModelObserverFactory::GetForProfile(
Profile::FromBrowserContext(profile))) {
return nullptr;
}
if (!base::FeatureList::IsEnabled(passage_embeddings::kPassageEmbedder)) {
return nullptr;
}
// Required to ensure the model observer starts.
PassageEmbedderModelObserverFactory::GetForProfile(
Profile::FromBrowserContext(profile));
return std::make_unique<PassageEmbeddingsCoordinator>(
page_content_annotations::PageContentExtractionServiceFactory::
GetForProfile(Profile::FromBrowserContext(profile)));
}
bool PassageEmbeddingsCoordinatorFactory::ServiceIsCreatedWithBrowserContext()
const {
return true;
}
} // namespace passage_embeddings
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