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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/segmentation_platform/segmentation_platform_service_factory.h"
#include <memory>
#include "base/containers/span.h"
#include "base/files/file_path.h"
#include "base/hash/hash.h"
#include "base/no_destructor.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/thread_pool.h"
#include "base/time/default_clock.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/commerce/shopping_service_factory.h"
#include "chrome/browser/history/history_service_factory.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/profiles/profile.h"
#include "chrome/browser/segmentation_platform/client_util/local_tab_handler.h"
#include "chrome/browser/segmentation_platform/segmentation_platform_config.h"
#include "chrome/browser/segmentation_platform/segmentation_platform_profile_observer.h"
#include "chrome/browser/segmentation_platform/ukm_database_client.h"
#include "chrome/browser/sync/device_info_sync_service_factory.h"
#include "chrome/browser/sync/session_sync_service_factory.h"
#include "chrome/browser/sync/sync_service_factory.h"
#include "chrome/common/chrome_constants.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/segmentation_platform/embedder/default_model/device_switcher_result_dispatcher.h"
#include "components/segmentation_platform/embedder/home_modules/home_modules_card_registry.h"
#include "components/segmentation_platform/embedder/input_delegate/shopping_service_input_delegate.h"
#include "components/segmentation_platform/embedder/input_delegate/tab_rank_dispatcher.h"
#include "components/segmentation_platform/embedder/input_delegate/tab_session_source.h"
#include "components/segmentation_platform/embedder/model_provider_factory_impl.h"
#include "components/segmentation_platform/embedder/tab_fetcher.h"
#include "components/segmentation_platform/internal/dummy_segmentation_platform_service.h"
#include "components/segmentation_platform/internal/segmentation_platform_service_impl.h"
#include "components/segmentation_platform/internal/ukm_data_manager.h"
#include "components/segmentation_platform/public/config.h"
#include "components/segmentation_platform/public/features.h"
#include "components/segmentation_platform/public/model_provider.h"
#include "components/segmentation_platform/public/proto/model_metadata.pb.h"
#include "components/sync_device_info/device_info_sync_service.h"
#include "components/sync_sessions/session_sync_service.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/web_contents.h"
#if BUILDFLAG(IS_ANDROID)
#include "chrome/browser/segmentation_platform/client_util/tab_data_collection_util.h"
#endif
namespace segmentation_platform {
namespace {
const char kSegmentationPlatformProfileObserverKey[] =
"segmentation_platform_profile_observer";
const char kSegmentationDeviceSwitcherUserDataKey[] =
"segmentation_device_switcher_data";
const char kSegmentationTabRankDispatcherUserDataKey[] =
"segmentation_tab_rank_dispatcher_data";
const char kSegmentationHomeModulesCardRegistryDataKey[] =
"segmentation_home_modules_card_registry";
std::unique_ptr<processing::InputDelegateHolder> SetUpInputDelegates(
std::vector<std::unique_ptr<Config>>& configs,
sync_sessions::SessionSyncService* session_sync_service,
TabFetcher* tab_fetcher) {
auto input_delegate_holder =
std::make_unique<processing::InputDelegateHolder>();
for (auto& config : configs) {
for (auto& id : config->input_delegates) {
input_delegate_holder->SetDelegate(id.first, std::move(id.second));
}
}
input_delegate_holder->SetDelegate(
proto::CustomInput::FILL_TAB_METRICS,
std::make_unique<segmentation_platform::processing::LocalTabSource>(
session_sync_service, tab_fetcher));
// Input delegates that are shared by multiple models.are added here.
return input_delegate_holder;
}
void InitTabDataCollection(
SegmentationPlatformService* service,
sync_sessions::SessionSyncService* session_sync_service,
std::unique_ptr<TabFetcher> tab_fetcher) {
auto rank_dispatcher = std::make_unique<TabRankDispatcher>(
service, session_sync_service, std::move(tab_fetcher));
#if BUILDFLAG(IS_ANDROID)
if (base::FeatureList::IsEnabled(
features::kSegmentationPlatformCollectTabRankData)) {
const char kSegmentationTabDataCollectionUtilUserDataKey[] =
"segmentation_tab_tab_data_collection_util";
auto tab_collection_util =
std::make_unique<TabDataCollectionUtil>(service, rank_dispatcher.get());
service->SetUserData(kSegmentationTabDataCollectionUtilUserDataKey,
std::move(tab_collection_util));
}
#endif
service->SetUserData(kSegmentationTabRankDispatcherUserDataKey,
std::move(rank_dispatcher));
}
void InitializeUkmDatabaseIfNeeded(Profile* profile) {
// The client is initialized in
// `ChromeBrowserMainExtraPartsSegmentationPlatform::PreProfileInit()` for
// production scenarios. But unit tests do not initialize the browser process,
// so this code path initializes the UKM client. Use in-memory since only
// tests should use this path.
UkmDatabaseClientHolder::GetClientInstance(profile).PreProfileInit(
/*in_memory_database=*/true);
}
} // namespace
// static
SegmentationPlatformServiceFactory*
SegmentationPlatformServiceFactory::GetInstance() {
static base::NoDestructor<SegmentationPlatformServiceFactory> instance;
return instance.get();
}
// static
SegmentationPlatformService* SegmentationPlatformServiceFactory::GetForProfile(
Profile* profile) {
return static_cast<SegmentationPlatformService*>(
GetInstance()->GetServiceForBrowserContext(profile, true));
}
SegmentationPlatformServiceFactory::SegmentationPlatformServiceFactory()
: ProfileKeyedServiceFactory(
"SegmentationPlatformService",
ProfileSelections::Builder()
.WithRegular(ProfileSelection::kOriginalOnly)
// TODO(crbug.com/40257657): Check if this service is needed in
// Guest mode.
.WithGuest(ProfileSelection::kOriginalOnly)
// TODO(crbug.com/41488885): Check if this service is needed for
// Ash Internals.
.WithAshInternals(ProfileSelection::kOriginalOnly)
.Build()) {
DependsOn(OptimizationGuideKeyedServiceFactory::GetInstance());
DependsOn(HistoryServiceFactory::GetInstance());
DependsOn(DeviceInfoSyncServiceFactory::GetInstance());
DependsOn(SyncServiceFactory::GetInstance());
DependsOn(SessionSyncServiceFactory::GetInstance());
}
SegmentationPlatformServiceFactory::~SegmentationPlatformServiceFactory() =
default;
void SegmentationPlatformServiceFactory::RegisterProfilePrefs(
user_prefs::PrefRegistrySyncable* registry) {
home_modules::HomeModulesCardRegistry::RegisterProfilePrefs(registry);
}
std::unique_ptr<KeyedService>
SegmentationPlatformServiceFactory::BuildServiceInstanceForBrowserContext(
content::BrowserContext* context) const {
if (context->IsOffTheRecord())
return nullptr;
if (!base::FeatureList::IsEnabled(features::kSegmentationPlatformFeature))
return std::make_unique<DummySegmentationPlatformService>();
Profile* profile = Profile::FromBrowserContext(context);
OptimizationGuideKeyedService* optimization_guide =
OptimizationGuideKeyedServiceFactory::GetForProfile(profile);
sync_sessions::SessionSyncService* session_sync_service =
SessionSyncServiceFactory::GetForProfile(profile);
auto tab_fetcher = std::make_unique<processing::LocalTabHandler>(
session_sync_service, profile);
auto home_modules_card_registry =
std::make_unique<home_modules::HomeModulesCardRegistry>(
profile->GetPrefs());
InitializeUkmDatabaseIfNeeded(profile);
auto params = std::make_unique<SegmentationPlatformServiceImpl::InitParams>();
auto profile_path = profile->GetPath().value();
params->profile_id = base::NumberToString(
base::PersistentHash(base::as_byte_span(profile_path)));
params->history_service = HistoryServiceFactory::GetForProfile(
profile, ServiceAccessType::IMPLICIT_ACCESS);
base::TaskPriority priority = base::TaskPriority::BEST_EFFORT;
if (base::FeatureList::IsEnabled(features::kSegmentationPlatformUserVisibleTaskRunner)) {
priority = base::TaskPriority::USER_VISIBLE;
}
params->task_runner = base::ThreadPool::CreateSequencedTaskRunner(
{base::MayBlock(), priority});
params->storage_dir =
profile->GetPath().Append(chrome::kSegmentationPlatformStorageDirName);
params->db_provider =
profile->GetDefaultStoragePartition()->GetProtoDatabaseProvider();
params->clock = base::DefaultClock::GetInstance();
params->ukm_data_manager =
UkmDatabaseClientHolder::GetClientInstance(profile).GetUkmDataManager();
params->profile_prefs = profile->GetPrefs();
params->configs =
GetSegmentationPlatformConfig(context, home_modules_card_registry.get());
params->input_delegate_holder = SetUpInputDelegates(
params->configs, session_sync_service, tab_fetcher.get());
params->field_trial_register = std::make_unique<FieldTrialRegisterImpl>();
raw_ptr<FieldTrialRegister> field_trial_register =
params->field_trial_register.get();
params->model_provider = std::make_unique<ModelProviderFactoryImpl>(
optimization_guide, params->configs, params->task_runner);
// Guaranteed to outlive the SegmentationPlatformService, which depends on the
// DeviceInfoSynceService.
params->device_info_tracker =
DeviceInfoSyncServiceFactory::GetForProfile(profile)
->GetDeviceInfoTracker();
// Set up Shopping Service input delegate.
auto shopping_service_callback = base::BindRepeating(
[](base::WeakPtr<content::BrowserContext> context) -> ShoppingService* {
content::BrowserContext* context_ptr = context.get();
if (!context_ptr) {
return nullptr;
}
return commerce::ShoppingServiceFactory::GetForBrowserContextIfExists(
context_ptr);
},
context->GetWeakPtr());
params->input_delegate_holder->SetDelegate(
proto::CustomInput::FILL_FROM_SHOPPING_SERVICE,
std::make_unique<ShoppingServiceInputDelegate>(
shopping_service_callback));
std::unique_ptr<SegmentationPlatformServiceImpl> service =
std::make_unique<SegmentationPlatformServiceImpl>(std::move(params));
// Profile manager can be null in unit tests.
if (g_browser_process->profile_manager()) {
service->SetUserData(
kSegmentationPlatformProfileObserverKey,
std::make_unique<SegmentationPlatformProfileObserver>(
service.get(), g_browser_process->profile_manager()));
}
service->SetUserData(kSegmentationDeviceSwitcherUserDataKey,
std::make_unique<DeviceSwitcherResultDispatcher>(
service.get(),
DeviceInfoSyncServiceFactory::GetForProfile(profile)
->GetDeviceInfoTracker(),
profile->GetPrefs(), field_trial_register));
service->SetUserData(kSegmentationHomeModulesCardRegistryDataKey,
std::move(home_modules_card_registry));
InitTabDataCollection(service.get(), session_sync_service,
std::move(tab_fetcher));
return service;
}
// static
home_modules::HomeModulesCardRegistry*
SegmentationPlatformServiceFactory::GetHomeModulesCardRegistry(
content::BrowserContext* context) {
CHECK(!context->IsOffTheRecord());
Profile* profile = Profile::FromBrowserContext(context);
SegmentationPlatformService* service = GetForProfile(profile);
if (!service) {
return nullptr;
}
return static_cast<
segmentation_platform::home_modules::HomeModulesCardRegistry*>(
service->GetUserData(kSegmentationHomeModulesCardRegistryDataKey));
}
} // namespace segmentation_platform
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