famedlysdk/lib/src/store_api.dart

130 lines
4.4 KiB
Dart

/*
* Copyright (c) 2019 Zender & Kurtz GbR.
*
* Authors:
* Christian Pauly <krille@famedly.com>
* Marcel Radzio <mtrnord@famedly.com>
*
* This file is part of famedlysdk.
*
* famedlysdk is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* famedlysdk is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with famedlysdk. If not, see <http://www.gnu.org/licenses/>.
*/
import 'dart:async';
import 'dart:core';
import 'dart:typed_data';
import 'package:famedlysdk/src/account_data.dart';
import 'package:famedlysdk/src/presence.dart';
import 'package:famedlysdk/src/utils/device_keys_list.dart';
import 'client.dart';
import 'event.dart';
import 'room.dart';
import 'user.dart';
import 'sync/event_update.dart';
import 'sync/room_update.dart';
import 'sync/user_update.dart';
abstract class StoreAPI {
/// Whether this is a simple store which only stores the client credentials and
/// end to end encryption stuff or the whole sync payloads.
final bool extended = false;
/// Link back to the client.
Client client;
/// Will be automatically called when the client is logged in successfully.
Future<void> storeClient();
/// Clears all tables from the database.
Future<void> clear();
Future<dynamic> getItem(String key);
Future<void> setItem(String key, String value);
Future<Map<String, DeviceKeysList>> getUserDeviceKeys();
Future<void> storeUserDeviceKeys(Map<String, DeviceKeysList> userDeviceKeys);
}
/// Responsible to store all data persistent and to query objects from the
/// database.
abstract class ExtendedStoreAPI extends StoreAPI {
/// The maximum size of files which should be stored in bytes.
int get maxFileSize => 1 * 1024 * 1024;
/// Whether this is a simple store which only stores the client credentials and
/// end to end encryption stuff or the whole sync payloads.
@override
final bool extended = true;
/// The current trans
Future<void> setRoomPrevBatch(String roomId, String prevBatch);
/// Performs these query or queries inside of an transaction.
Future<void> transaction(void Function() queries);
/// Will be automatically called on every synchronisation. Must be called inside of
// /// [transaction].
void storePrevBatch(String prevBatch);
Future<void> storeRoomPrevBatch(Room room);
/// Stores a RoomUpdate object in the database. Must be called inside of
/// [transaction].
Future<void> storeRoomUpdate(RoomUpdate roomUpdate);
/// Stores an UserUpdate object in the database. Must be called inside of
/// [transaction].
Future<void> storeUserEventUpdate(UserUpdate userUpdate);
/// Stores an EventUpdate object in the database. Must be called inside of
/// [transaction].
Future<void> storeEventUpdate(EventUpdate eventUpdate);
/// Returns a User object by a given Matrix ID and a Room.
Future<User> getUser({String matrixID, Room room});
/// Returns a list of events for the given room and sets all participants.
Future<List<Event>> getEventList(Room room);
/// Returns all rooms, the client is participating. Excludes left rooms.
Future<List<Room>> getRoomList({bool onlyLeft = false});
/// Deletes this room from the database.
Future<void> forgetRoom(String roomID);
/// Sets notification and highlight count to 0 for this room.
Future<void> resetNotificationCount(String roomID);
/// Searches for the event in the store.
Future<Event> getEventById(String eventID, Room room);
/// Returns all account data for this client.
Future<Map<String, AccountData>> getAccountData();
/// Returns all stored presences for this client.
Future<Map<String, Presence>> getPresences();
/// Removes this event from the store.
Future removeEvent(String eventId);
/// Stores the bytes of this file indexed by the [mxcUri]. Throws an
/// exception if the bytes are more than [MAX_FILE_SIZE].
Future<void> storeFile(Uint8List bytes, String mxcUri);
/// Returns the file bytes indexed by [mxcUri]. Returns null if not found.
Future<Uint8List> getFile(String mxcUri);
}