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// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef IOS_CHROME_BROWSER_SYNC_SYNC_SETUP_SERVICE_H_
#define IOS_CHROME_BROWSER_SYNC_SYNC_SETUP_SERVICE_H_
#include <map>
#include "base/macros.h"
#include "base/strings/string16.h"
#include "components/keyed_service/core/keyed_service.h"
#include "sync/internal_api/public/base/model_type.h"
#include "sync/internal_api/public/util/syncer_error.h"
namespace sync_driver {
class SyncService;
}
class PrefService;
// Class that allows configuring sync. It handles enabling and disabling it, as
// well as choosing datatypes. Most actions are delayed until a commit is done,
// to allow the complex sync setup flow on iOS.
class SyncSetupService : public KeyedService {
public:
typedef enum {
kNoSyncServiceError,
kSyncServiceSignInNeedsUpdate,
kSyncServiceCouldNotConnect,
kSyncServiceServiceUnavailable,
kSyncServiceNeedsPassphrase,
kSyncServiceUnrecoverableError,
kLastSyncServiceError = kSyncServiceUnrecoverableError
} SyncServiceState;
// The set of user-selectable datatypes handled by Chrome for iOS.
typedef enum {
kSyncBookmarks,
kSyncOmniboxHistory,
kSyncPasswords,
kSyncOpenTabs,
kSyncAutofill,
kNumberOfSyncableDatatypes
} SyncableDatatype;
SyncSetupService(sync_driver::SyncService* sync_service, PrefService* prefs);
~SyncSetupService() override;
// Returns the |syncer::ModelType| associated to the given
// |SyncableDatatypes|.
syncer::ModelType GetModelType(SyncableDatatype datatype);
// Returns whether sync is enabled.
virtual bool IsSyncEnabled() const;
// Enables or disables sync. Changes won't take effect in the sync backend
// before the next call to |CommitChanges|.
virtual void SetSyncEnabled(bool sync_enabled);
// Returns all currently enabled datatypes.
syncer::ModelTypeSet GetDataTypes() const;
// Returns whether the given datatype is enabled.
virtual bool IsDataTypeEnabled(syncer::ModelType datatype) const;
// Enables or disables the given datatype. To be noted: this can be called at
// any time, but will only be meaningful if |IsSyncEnabled| is true and
// |IsSyncingAllDataTypes| is false. Changes won't take effect in the sync
// backend before the next call to |CommitChanges|.
void SetDataTypeEnabled(syncer::ModelType datatype, bool enabled);
// Returns whether the user needs to enter a passphrase or enable sync to make
// sync work.
bool UserActionIsRequiredToHaveSyncWork();
// Returns whether all datatypes are being synced.
virtual bool IsSyncingAllDataTypes() const;
// Sets whether all datatypes should be synced or not. Changes won't take
// effect before the next call to |CommitChanges|.
virtual void SetSyncingAllDataTypes(bool sync_all);
// Returns the current sync service state.
virtual SyncServiceState GetSyncServiceState();
// Returns true if the user has gone through the initial sync configuration.
// This method is guaranteed not to start the sync backend so it can be
// called at start-up.
bool HasFinishedInitialSetup();
// Pauses sync allowing the user to configure what data to sync before
// actually starting to sync data with the server.
void PrepareForFirstSyncSetup();
// Commit the current state of the configuration to the sync backend.
void CommitChanges();
// Returns true if there are uncommitted sync changes;
bool HasUncommittedChanges();
private:
// Enables or disables sync. Changes won't take effect in the sync backend
// before the next call to |CommitChanges|. No changes are made to the
// currently selected datatypes.
void SetSyncEnabledWithoutChangingDatatypes(bool sync_enabled);
sync_driver::SyncService* const sync_service_;
PrefService* const prefs_;
syncer::ModelTypeSet user_selectable_types_;
DISALLOW_COPY_AND_ASSIGN(SyncSetupService);
};
#endif // IOS_CHROME_BROWSER_SYNC_SYNC_SETUP_SERVICE_H_
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