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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SYNC_SERVICE_SYNC_CLIENT_H_
#define COMPONENTS_SYNC_SERVICE_SYNC_CLIENT_H_
#include "base/files/file_path.h"
#include "base/functional/callback_forward.h"
#include "base/memory/ref_counted.h"
#include "components/sync/base/data_type.h"
#include "components/sync/base/extensions_activity.h"
class PrefService;
namespace signin {
class IdentityManager;
}
namespace trusted_vault {
class TrustedVaultClient;
}
namespace syncer {
class SyncEngineFactory;
class SyncInvalidationsService;
class TrustedVaultAutoUpgradeSyntheticFieldTrialGroup;
// Interface for clients of the Sync API to plumb through necessary dependent
// components. This interface is purely for abstracting dependencies, and
// should not contain any non-trivial functional logic.
//
// Note: on some platforms, getters might return nullptr. Callers are expected
// to handle these scenarios gracefully.
class SyncClient {
public:
SyncClient() = default;
SyncClient(const SyncClient&) = delete;
SyncClient& operator=(const SyncClient&) = delete;
virtual ~SyncClient() = default;
// Returns the current profile's preference service.
virtual PrefService* GetPrefService() = 0;
virtual signin::IdentityManager* GetIdentityManager() = 0;
// Returns the path to the folder used for storing the local sync database.
// It is only used when sync is running against a local backend.
virtual base::FilePath GetLocalSyncBackendFolder() = 0;
virtual SyncInvalidationsService* GetSyncInvalidationsService() = 0;
virtual trusted_vault::TrustedVaultClient* GetTrustedVaultClient() = 0;
virtual scoped_refptr<ExtensionsActivity> GetExtensionsActivity() = 0;
// Returns the current SyncEngineFactory instance.
virtual SyncEngineFactory* GetSyncEngineFactory() = 0;
// Returns whether custom passphrase is allowed for the current user.
virtual bool IsCustomPassphraseAllowed() = 0;
// Necessary but not sufficient condition for password sync to be enabled,
// i.e. it influences the value of SyncUserSettings::GetSelectedTypes().
// TODO(crbug.com/328190573): Remove this and SetPasswordSyncAllowedChangeCb()
// below when the local UPM migration is gone.
virtual bool IsPasswordSyncAllowed() = 0;
// Causes `cb` to be invoked whenever the value of IsPasswordSyncAllowed()
// changes. Spurious invocations can occur too. This method must be called at
// most once.
virtual void SetPasswordSyncAllowedChangeCb(
const base::RepeatingClosure& cb) = 0;
// Registers synthetic field trials corresponding to autoupgrading users to
// trusted vault passphrase type. `group` must be valid. Must be invoked at
// most once.
virtual void RegisterTrustedVaultAutoUpgradeSyntheticFieldTrial(
const TrustedVaultAutoUpgradeSyntheticFieldTrialGroup& group) = 0;
};
} // namespace syncer
#endif // COMPONENTS_SYNC_SERVICE_SYNC_CLIENT_H_
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