| // Copyright 2018 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 COMPONENTS_SEND_TAB_TO_SELF_SEND_TAB_TO_SELF_BRIDGE_H_ |
| #define COMPONENTS_SEND_TAB_TO_SELF_SEND_TAB_TO_SELF_BRIDGE_H_ |
| |
| #include <map> |
| #include <memory> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "components/send_tab_to_self/send_tab_to_self_entry.h" |
| #include "components/send_tab_to_self/send_tab_to_self_model.h" |
| #include "components/sync/base/model_type.h" |
| #include "components/sync/device_info/local_device_info_provider.h" |
| #include "components/sync/model/model_type_store.h" |
| #include "components/sync/model/model_type_sync_bridge.h" |
| |
| namespace syncer { |
| class ModelTypeChangeProcessor; |
| } // namespace syncer |
| |
| namespace base { |
| class Clock; |
| } // namespace base |
| |
| namespace send_tab_to_self { |
| |
| // Interface for a persistence layer for send tab to self. |
| // All interface methods have to be called on main thread. |
| class SendTabToSelfBridge : public syncer::ModelTypeSyncBridge, |
| public SendTabToSelfModel { |
| public: |
| // |local_device_info_provider| must not be null and must outlive this object. |
| // |clock| must not be null and must outlive this object. |
| SendTabToSelfBridge( |
| std::unique_ptr<syncer::ModelTypeChangeProcessor> change_processor, |
| syncer::LocalDeviceInfoProvider* local_device_info_provider, |
| base::Clock* clock, |
| syncer::OnceModelTypeStoreFactory create_store_callback); |
| ~SendTabToSelfBridge() override; |
| |
| // syncer::ModelTypeSyncBridge overrides. |
| std::unique_ptr<syncer::MetadataChangeList> CreateMetadataChangeList() |
| override; |
| base::Optional<syncer::ModelError> MergeSyncData( |
| std::unique_ptr<syncer::MetadataChangeList> metadata_change_list, |
| syncer::EntityChangeList entity_data) override; |
| base::Optional<syncer::ModelError> ApplySyncChanges( |
| std::unique_ptr<syncer::MetadataChangeList> metadata_change_list, |
| syncer::EntityChangeList entity_changes) override; |
| void GetData(StorageKeyList storage_keys, DataCallback callback) override; |
| void GetAllDataForDebugging(DataCallback callback) override; |
| std::string GetClientTag(const syncer::EntityData& entity_data) override; |
| std::string GetStorageKey(const syncer::EntityData& entity_data) override; |
| |
| // SendTabToSelfModel overrides. |
| std::vector<std::string> GetAllGuids() const override; |
| void DeleteAllEntries() override; |
| const SendTabToSelfEntry* GetEntryByGUID( |
| const std::string& guid) const override; |
| const SendTabToSelfEntry* AddEntry(const GURL& url, |
| const std::string& title) override; |
| |
| void DeleteEntry(const std::string& guid) override; |
| void DismissEntry(const std::string& guid) override; |
| |
| // For testing only. |
| static std::unique_ptr<syncer::ModelTypeStore> DestroyAndStealStoreForTest( |
| std::unique_ptr<SendTabToSelfBridge> bridge); |
| |
| private: |
| using SendTabToSelfEntries = |
| std::map<std::string, std::unique_ptr<SendTabToSelfEntry>>; |
| |
| // Notify all observers of any added |entries| when they are added the the |
| // model via sync. |
| void NotifyRemoteSendTabToSelfEntryAdded( |
| const std::vector<const SendTabToSelfEntry*>& new_entries); |
| |
| // Notify all observers when the entries with |guids| have been removed from |
| // the model via sync. |
| void NotifyRemoteSendTabToSelfEntryDeleted( |
| const std::vector<std::string>& guids); |
| |
| // Notify all observers that the model is loaded; |
| void NotifySendTabToSelfModelLoaded(); |
| |
| // Methods used as callbacks given to DataTypeStore. |
| void OnStoreCreated(const base::Optional<syncer::ModelError>& error, |
| std::unique_ptr<syncer::ModelTypeStore> store); |
| void OnReadAllData( |
| const base::Optional<syncer::ModelError>& error, |
| std::unique_ptr<syncer::ModelTypeStore::RecordList> record_list); |
| |
| // Used as callback given to LocalDeviceInfoProvider. |
| void OnDeviceProviderInitialized(); |
| |
| void OnReadAllMetadata(const base::Optional<syncer::ModelError>& error, |
| std::unique_ptr<syncer::MetadataBatch> metadata_batch); |
| void OnCommit(const base::Optional<syncer::ModelError>& error); |
| |
| // Persists the changes in the given aggregators |
| void Commit(std::unique_ptr<syncer::ModelTypeStore::WriteBatch> batch); |
| |
| // Returns a specific entry for editing. Returns null if the entry does not |
| // exist. |
| SendTabToSelfEntry* GetMutableEntryByGUID(const std::string& guid) const; |
| |
| // |entries_| is keyed by GUIDs. |
| SendTabToSelfEntries entries_; |
| |
| // |clock_| isn't owned. |
| const base::Clock* const clock_; |
| |
| // |local_device_info_provider_| isn't owned. |
| syncer::LocalDeviceInfoProvider* const local_device_info_provider_; |
| |
| std::string local_device_name_; |
| |
| // In charge of actually persisting changes to disk, or loading previous data. |
| std::unique_ptr<syncer::ModelTypeStore> store_; |
| |
| // Used to listen for provider initialization. If the provider is already |
| // initialized during our constructor then the subscription is never used. |
| std::unique_ptr<syncer::LocalDeviceInfoProvider::Subscription> |
| device_subscription_; |
| |
| base::WeakPtrFactory<SendTabToSelfBridge> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(SendTabToSelfBridge); |
| }; |
| |
| } // namespace send_tab_to_self |
| |
| #endif // COMPONENTS_SEND_TAB_TO_SELF_SEND_TAB_TO_SELF_BRIDGE_H_ |