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// Copyright 2017 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_USER_EVENTS_USER_EVENT_SYNC_BRIDGE_H_
#define COMPONENTS_SYNC_USER_EVENTS_USER_EVENT_SYNC_BRIDGE_H_
#include <stdint.h>
#include <map>
#include <memory>
#include <optional>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "components/sync/model/data_type_local_change_processor.h"
#include "components/sync/model/data_type_store.h"
#include "components/sync/model/data_type_store_with_in_memory_cache.h"
#include "components/sync/model/data_type_sync_bridge.h"
#include "components/sync_user_events/global_id_mapper.h"
namespace syncer {
class UserEventSyncBridge : public DataTypeSyncBridge {
public:
UserEventSyncBridge(
OnceDataTypeStoreFactory store_factory,
std::unique_ptr<DataTypeLocalChangeProcessor> change_processor,
GlobalIdMapper* global_id_mapper);
UserEventSyncBridge(const UserEventSyncBridge&) = delete;
UserEventSyncBridge& operator=(const UserEventSyncBridge&) = delete;
~UserEventSyncBridge() override;
// DataTypeSyncBridge implementation.
std::unique_ptr<MetadataChangeList> CreateMetadataChangeList() override;
std::optional<ModelError> MergeFullSyncData(
std::unique_ptr<MetadataChangeList> metadata_change_list,
EntityChangeList entity_data) override;
std::optional<ModelError> ApplyIncrementalSyncChanges(
std::unique_ptr<MetadataChangeList> metadata_change_list,
EntityChangeList entity_changes) override;
std::unique_ptr<DataBatch> GetDataForCommit(
StorageKeyList storage_keys) override;
std::unique_ptr<DataBatch> GetAllDataForDebugging() override;
std::string GetClientTag(const EntityData& entity_data) const override;
std::string GetStorageKey(const EntityData& entity_data) const override;
bool IsEntityDataValid(const EntityData& entity_data) const override;
void ApplyDisableSyncChanges(
std::unique_ptr<MetadataChangeList> delete_metadata_change_list) override;
void RecordUserEvent(std::unique_ptr<sync_pb::UserEventSpecifics> specifics);
static std::string GetStorageKeyFromSpecificsForTest(
const sync_pb::UserEventSpecifics& specifics);
std::unique_ptr<DataTypeStore> StealStoreForTest();
private:
using StoreWithCache =
syncer::DataTypeStoreWithInMemoryCache<sync_pb::UserEventSpecifics>;
void RecordUserEventImpl(
std::unique_ptr<sync_pb::UserEventSpecifics> specifics);
void OnStoreLoaded(const std::optional<syncer::ModelError>& error,
std::unique_ptr<StoreWithCache> store,
std::unique_ptr<syncer::MetadataBatch> metadata_batch);
void OnStoreCommit(const std::optional<ModelError>& error);
void HandleGlobalIdChange(int64_t old_global_id, int64_t new_global_id);
// Persistent storage for in flight events. Should remain quite small, as we
// delete upon commit confirmation.
// Null upon construction, until the store is successfully initialized.
std::unique_ptr<StoreWithCache> store_;
// The key is the global_id of the navigation the event is linked to.
std::multimap<int64_t, sync_pb::UserEventSpecifics>
in_flight_nav_linked_events_;
const raw_ptr<GlobalIdMapper> global_id_mapper_;
base::WeakPtrFactory<UserEventSyncBridge> weak_ptr_factory_{this};
};
} // namespace syncer
#endif // COMPONENTS_SYNC_USER_EVENTS_USER_EVENT_SYNC_BRIDGE_H_
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