// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef IOS_CHROME_BROWSER_APPLICATION_CONTEXT_MODEL_APPLICATION_CONTEXT_IMPL_H_
#define IOS_CHROME_BROWSER_APPLICATION_CONTEXT_MODEL_APPLICATION_CONTEXT_IMPL_H_
#include <memory>
#include <string>
#include "base/memory/ref_counted.h"
#include "base/sequence_checker.h"
#include "ios/chrome/browser/shared/model/application_context/application_context.h"
namespace base {
class CommandLine;
class SequencedTaskRunner;
} // namespace base
class ApplicationBreadcrumbsLogger;
namespace network {
class NetworkChangeManager;
}
class ApplicationContextImpl : public ApplicationContext {
public:
ApplicationContextImpl(base::SequencedTaskRunner* local_state_task_runner,
const base::CommandLine& command_line,
const std::string& locale,
const std::string& country);
ApplicationContextImpl(const ApplicationContextImpl&) = delete;
ApplicationContextImpl& operator=(const ApplicationContextImpl&) = delete;
~ApplicationContextImpl() override;
// Called before the browser threads are created.
void PreCreateThreads();
// Called after the browser threads are created.
void PostCreateThreads();
// Called after the threads have been created but before the message loops
// starts running. Allows the ApplicationContext to do any initialization
// that requres all threads running.
void PreMainMessageLoopRun();
// Most cleanup is done by these functions, driven from IOSChromeMainParts
// rather than in the destructor, so that we can interleave cleanup with
// threads being stopped.
void StartTearDown();
void PostDestroyThreads();
// ApplicationContext implementation.
void OnAppEnterForeground() override;
void OnAppEnterBackground() override;
bool WasLastShutdownClean() override;
PrefService* GetLocalState() override;
net::URLRequestContextGetter* GetSystemURLRequestContext() override;
scoped_refptr<network::SharedURLLoaderFactory> GetSharedURLLoaderFactory()
override;
network::mojom::NetworkContext* GetSystemNetworkContext() override;
const std::string& GetApplicationLocale() override;
const std::string& GetApplicationCountry() override;
ProfileManagerIOS* GetProfileManager() override;
metrics_services_manager::MetricsServicesManager* GetMetricsServicesManager()
override;
metrics::MetricsService* GetMetricsService() override;
signin::ActivePrimaryAccountsMetricsRecorder*
GetActivePrimaryAccountsMetricsRecorder() override;
ukm::UkmRecorder* GetUkmRecorder() override;
variations::VariationsService* GetVariationsService() override;
net::NetLog* GetNetLog() override;
net_log::NetExportFileWriter* GetNetExportFileWriter() override;
network_time::NetworkTimeTracker* GetNetworkTimeTracker() override;
IOSChromeIOThread* GetIOSChromeIOThread() override;
gcm::GCMDriver* GetGCMDriver() override;
component_updater::ComponentUpdateService* GetComponentUpdateService()
override;
SafeBrowsingService* GetSafeBrowsingService() override;
network::NetworkConnectionTracker* GetNetworkConnectionTracker() override;
BrowserPolicyConnectorIOS* GetBrowserPolicyConnector() override;
id<SingleSignOnService> GetSingleSignOnService() override;
SystemIdentityManager* GetSystemIdentityManager() override;
AccountProfileMapper* GetAccountProfileMapper() override;
IncognitoSessionTracker* GetIncognitoSessionTracker() override;
PushNotificationService* GetPushNotificationService() override;
os_crypt_async::OSCryptAsync* GetOSCryptAsync() override;
private:
// Represents the possible application states the app can be in.
enum class AppState {
kForeground,
kBackground,
};
// Helper method to implement the work required when transitioning between
// application states.
void OnAppEnterState(AppState app_state);
// Sets the locale used by the application.
void SetApplicationLocale(const std::string& locale);
// Create the local state.
void CreateLocalState();
// Create the gcm driver.
void CreateGCMDriver();
SEQUENCE_CHECKER(sequence_checker_);
// Used internally for tracking whether the call to StartTearDown() has
// happened already, to avoid recreating lazily-constructed objects after they
// have already been destroyed.
bool tearing_down_ = false;
// Logger which observers and logs application wide events to breadcrumbs.
// Will be null if breadcrumbs feature is not enabled.
std::unique_ptr<ApplicationBreadcrumbsLogger> application_breadcrumbs_logger_;
// Must be destroyed after `local_state_`. BrowserStatePolicyConnector isn't a
// keyed service because the pref service, which isn't a keyed service, has a
// hard dependency on the policy infrastructure. In order to outlive the pref
// service, the policy connector must live outside the keyed services.
std::unique_ptr<BrowserPolicyConnectorIOS> browser_policy_connector_;
// Must be destroyed after `profile_manager_` as some of the KeyedService
// register themselves as NetworkConnectionObserver and need to unregister
// themselves before NetworkConnectionTracker destruction. Must also be
// destroyed after `gcm_driver_` and `metrics_services_manager_` since these
// own objects that register themselves as NetworkConnectionObservers.
std::unique_ptr<network::NetworkChangeManager> network_change_manager_;
std::unique_ptr<network::NetworkConnectionTracker>
network_connection_tracker_;
std::unique_ptr<PrefService> local_state_;
std::unique_ptr<net_log::NetExportFileWriter> net_export_file_writer_;
std::unique_ptr<network_time::NetworkTimeTracker> network_time_tracker_;
std::unique_ptr<IOSChromeIOThread> ios_chrome_io_thread_;
std::unique_ptr<signin::ActivePrimaryAccountsMetricsRecorder>
active_primary_accounts_metrics_recorder_;
std::unique_ptr<metrics_services_manager::MetricsServicesManager>
metrics_services_manager_;
std::unique_ptr<gcm::GCMDriver> gcm_driver_;
std::unique_ptr<component_updater::ComponentUpdateService> component_updater_;
std::unique_ptr<ProfileManagerIOS> profile_manager_;
std::string application_locale_;
std::string application_country_;
// Sequenced task runner for local state related I/O tasks.
const scoped_refptr<base::SequencedTaskRunner> local_state_task_runner_;
scoped_refptr<SafeBrowsingService> safe_browsing_service_;
__strong id<SingleSignOnService> single_sign_on_service_ = nil;
std::unique_ptr<SystemIdentityManager> system_identity_manager_;
std::unique_ptr<AccountProfileMapper> account_profile_mapper_;
std::unique_ptr<IncognitoSessionTracker> incognito_session_tracker_;
std::unique_ptr<PushNotificationService> push_notification_service_;
std::unique_ptr<os_crypt_async::OSCryptAsync> os_crypt_async_;
};
#endif // IOS_CHROME_BROWSER_APPLICATION_CONTEXT_MODEL_APPLICATION_CONTEXT_IMPL_H_
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