Merge branch 'store-enhance-usestatestore' into 'master'

[Store] Switch to a state focused store

See merge request famedly/famedlysdk!67

lib/famedlysdk.dart

@@ -35,6 +35,7 @@ export 'package:famedlysdk/src/Connection.dart';
 export 'package:famedlysdk/src/Event.dart';
 export 'package:famedlysdk/src/Room.dart';
 export 'package:famedlysdk/src/RoomList.dart';
+export 'package:famedlysdk/src/RoomState.dart';
 export 'package:famedlysdk/src/Store.dart';
 export 'package:famedlysdk/src/Timeline.dart';
 export 'package:famedlysdk/src/User.dart';

lib/src/AccountData.dart

@@ -0,0 +1,41 @@
+/*
+ * 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 'package:famedlysdk/src/RoomState.dart';
+
+class AccountData {
+  /// The json payload of the content. The content highly depends on the type.
+  final Map<String, dynamic> content;
+
+  /// The type String of this event. For example 'm.room.message'.
+  final String typeKey;
+
+  AccountData({this.content, this.typeKey});
+
+  /// Get a State event from a table row or from the event stream.
+  factory AccountData.fromJson(Map<String, dynamic> jsonPayload) {
+    final Map<String, dynamic> content =
+        RoomState.getMapFromPayload(jsonPayload['content']);
+    return AccountData(content: content, typeKey: jsonPayload['type']);
+  }
+}

lib/src/Client.dart

@@ -24,6 +24,10 @@
 import 'dart:async';
 import 'dart:core';
 
+import 'package:famedlysdk/src/AccountData.dart';
+import 'package:famedlysdk/src/Presence.dart';
+import 'package:famedlysdk/src/sync/UserUpdate.dart';
+
 import 'Connection.dart';
 import 'Room.dart';
 import 'RoomList.dart';
@@ -33,6 +37,9 @@ import 'requests/SetPushersRequest.dart';
 import 'responses/ErrorResponse.dart';
 import 'responses/PushrulesResponse.dart';
 
+typedef AccountDataEventCB = void Function(AccountData accountData);
+typedef PresenceCB = void Function(Presence presence);
+
 /// Represents a Matrix client to communicate with a
 /// [Matrix](https://matrix.org) homeserver and is the entry point for this
 /// SDK.
@@ -86,6 +93,56 @@ class Client {
   /// Returns the current login state.
   bool isLogged() => accessToken != null;
 
+  /// A list of all rooms the user is participating or invited.
+  RoomList roomList;
+
+  /// Key/Value store of account data.
+  Map<String, AccountData> accountData = {};
+
+  /// Presences of users by a given matrix ID
+  Map<String, Presence> presences = {};
+
+  /// Callback will be called on account data updates.
+  AccountDataEventCB onAccountData;
+
+  /// Callback will be called on presences.
+  PresenceCB onPresence;
+
+  void handleUserUpdate(UserUpdate userUpdate) {
+    if (userUpdate.type == "account_data") {
+      AccountData newAccountData = AccountData.fromJson(userUpdate.content);
+      accountData[newAccountData.typeKey] = newAccountData;
+      if (onAccountData != null) onAccountData(newAccountData);
+    }
+    if (userUpdate.type == "presence") {
+      Presence newPresence = Presence.fromJson(userUpdate.content);
+      presences[newPresence.sender] = newPresence;
+      if (onPresence != null) onPresence(newPresence);
+    }
+  }
+
+  Map<String, dynamic> get directChats =>
+      accountData["m.direct"] != null ? accountData["m.direct"].content : {};
+
+  /// Returns the (first) room ID from the store which is a private chat with the user [userId].
+  /// Returns null if there is none.
+  String getDirectChatFromUserId(String userId) {
+    if (accountData["m.direct"] != null &&
+        accountData["m.direct"].content[userId] is List<dynamic> &&
+        accountData["m.direct"].content[userId].length > 0) {
+      if (roomList.getRoomById(accountData["m.direct"].content[userId][0]) !=
+          null) return accountData["m.direct"].content[userId][0];
+      (accountData["m.direct"].content[userId] as List<dynamic>)
+          .remove(accountData["m.direct"].content[userId][0]);
+      connection.jsonRequest(
+          type: HTTPType.PUT,
+          action: "/client/r0/user/${userID}/account_data/m.direct",
+          data: directChats);
+      return getDirectChatFromUserId(userId);
+    }
+    return null;
+  }
+
   /// Checks the supported versions of the Matrix protocol and the supported
   /// login types. Returns false if the server is not compatible with the
   /// client. Automatically sets [matrixVersions] and [lazyLoadMembers].
@@ -225,12 +282,12 @@ class Client {
   /// defined by the autojoin room feature in Synapse.
   Future<List<User>> loadFamedlyContacts() async {
     List<User> contacts = [];
-    Room contactDiscoveryRoom = await store
+    Room contactDiscoveryRoom = roomList
         .getRoomByAlias("#famedlyContactDiscovery:${userID.split(":")[1]}");
     if (contactDiscoveryRoom != null)
       contacts = await contactDiscoveryRoom.requestParticipants();
     else
-      contacts = await store.loadContacts();
+      contacts = await store?.loadContacts();
     return contacts;
   }
 

lib/src/Connection.dart

@@ -25,6 +25,8 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:core';
 
+import 'package:famedlysdk/src/Room.dart';
+import 'package:famedlysdk/src/RoomList.dart';
 import 'package:flutter/material.dart';
 import 'package:http/http.dart' as http;
 
@@ -50,9 +52,9 @@ class Connection {
     }));
   }
 
-  String get _syncFilters => '{"room":{"state":{"lazy_load_members":true}}}';
+  static String syncFilters = '{"room":{"state":{"lazy_load_members":true}}}';
 
-  String get _firstSyncFilters =>
+  static String firstSyncFilters =
       '{"room":{"include_leave":true,"state":{"lazy_load_members":true}}}';
 
   /// Handles the connection to the Matrix Homeserver. You can change this to a
@@ -147,13 +149,34 @@ class Connection {
     client.lazyLoadMembers = newLazyLoadMembers;
     client.prevBatch = newPrevBatch;
 
-    client.store?.storeClient();
+    List<Room> rooms = [];
+    if (client.store != null) {
+      client.store.storeClient();
+      rooms = await client.store
+          .getRoomList(onlyLeft: false, onlyGroups: false, onlyDirect: false);
+      client.accountData = await client.store.getAccountData();
+      client.presences = await client.store.getPresences();
+    }
+
+    client.roomList = RoomList(
+        client: client,
+        onlyLeft: false,
+        onlyDirect: false,
+        onlyGroups: false,
+        onUpdate: null,
+        onInsert: null,
+        onRemove: null,
+        rooms: rooms);
+
+    _userEventSub ??= onUserEvent.stream.listen(client.handleUserUpdate);
 
     onLoginStateChanged.add(LoginState.logged);
 
     _sync();
   }
 
+  StreamSubscription _userEventSub;
+
   /// Resets all settings and stops the synchronisation.
   void clear() {
     client.store?.clear();
@@ -261,10 +284,10 @@ class Connection {
   Future<void> _sync() async {
     if (client.isLogged() == false) return;
 
-    String action = "/client/r0/sync?filter=$_firstSyncFilters";
+    String action = "/client/r0/sync?filter=$firstSyncFilters";
 
     if (client.prevBatch != null) {
-      action = "/client/r0/sync?filter=$_syncFilters";
+      action = "/client/r0/sync?filter=$syncFilters";
       action += "&timeout=30000";
       action += "&since=${client.prevBatch}";
     }
@@ -450,6 +473,8 @@ class Connection {
   }
 }
 
+typedef _FutureVoidCallback = Future<void> Function();
+
 class _LifecycleEventHandler extends WidgetsBindingObserver {
   _LifecycleEventHandler({this.resumeCallBack, this.suspendingCallBack});
 
@@ -471,6 +496,4 @@ class _LifecycleEventHandler extends WidgetsBindingObserver {
   }
 }
 
-typedef _FutureVoidCallback = Future<void> Function();
-
 enum LoginState { logged, loggedOut }

lib/src/Event.dart

@@ -21,37 +21,14 @@
  * along with famedlysdk.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-import 'dart:convert';
+import 'package:famedlysdk/src/RoomState.dart';
-
-import 'package:famedlysdk/src/Client.dart';
 import 'package:famedlysdk/src/sync/EventUpdate.dart';
 import 'package:famedlysdk/src/utils/ChatTime.dart';
 
 import './Room.dart';
-import './User.dart';
-
-/// A single Matrix event, e.g. a message in a chat.
-class Event {
-  /// The Matrix ID for this event in the format '$localpart:server.abc'.
-  final String id;
-
-  /// The room this event belongs to.
-  final Room room;
-
-  /// The time this event has received at the server.
-  final ChatTime time;
-
-  /// The user who has sent this event.
-  final User sender;
-
-  /// The user who is the target of this event e.g. for a m.room.member event.
-  final User stateKey;
-
-  /// The type of this event. Mostly this is 'timeline'.
-  final String environment;
-
-  Event replyEvent;
 
+/// Defines a timeline event for a room.
+class Event extends RoomState {
   /// The status of this event.
   /// -1=ERROR
   ///  0=SENDING
@@ -59,20 +36,53 @@ class Event {
   ///  2=RECEIVED
   int status;
 
-  /// The json payload of the content. The content highly depends on the type.
+  static const int defaultStatus = 2;
-  final Map<String, dynamic> content;
 
   Event(
-    this.id,
+      {this.status = defaultStatus,
-    this.sender,
+      dynamic content,
-    this.time, {
+      String typeKey,
-    this.room,
+      String eventId,
-    this.stateKey,
+      String roomId,
-    this.status = 2,
+      String senderId,
-    this.environment,
+      ChatTime time,
-    this.content,
+      dynamic unsigned,
-    this.replyEvent,
+      dynamic prevContent,
-  });
+      String stateKey,
+      Room room})
+      : super(
+            content: content,
+            typeKey: typeKey,
+            eventId: eventId,
+            roomId: roomId,
+            senderId: senderId,
+            time: time,
+            unsigned: unsigned,
+            prevContent: prevContent,
+            stateKey: stateKey,
+            room: room);
+
+  /// Get a State event from a table row or from the event stream.
+  factory Event.fromJson(Map<String, dynamic> jsonPayload, Room room) {
+    final Map<String, dynamic> content =
+        RoomState.getMapFromPayload(jsonPayload['content']);
+    final Map<String, dynamic> unsigned =
+        RoomState.getMapFromPayload(jsonPayload['unsigned']);
+    final Map<String, dynamic> prevContent =
+        RoomState.getMapFromPayload(jsonPayload['prev_content']);
+    return Event(
+        status: jsonPayload['status'] ?? defaultStatus,
+        content: content,
+        typeKey: jsonPayload['type'],
+        eventId: jsonPayload['event_id'],
+        roomId: jsonPayload['room_id'],
+        senderId: jsonPayload['sender'],
+        time: ChatTime(jsonPayload['origin_server_ts']),
+        unsigned: unsigned,
+        prevContent: prevContent,
+        stateKey: jsonPayload['state_key'],
+        room: room);
+  }
 
   /// Returns the body of this event if it has a body.
   String get text => content["body"] ?? "";
@@ -84,89 +94,7 @@ class Event {
   String getBody() {
     if (text != "") return text;
     if (formattedText != "") return formattedText;
-    return "*** Unable to parse Content ***";
+    return "$type";
-  }
-
-  /// Get the real type.
-  EventTypes get type {
-    switch (environment) {
-      case "m.room.avatar":
-        return EventTypes.RoomAvatar;
-      case "m.room.name":
-        return EventTypes.RoomName;
-      case "m.room.topic":
-        return EventTypes.RoomTopic;
-      case "m.room.Aliases":
-        return EventTypes.RoomAliases;
-      case "m.room.canonical_alias":
-        return EventTypes.RoomCanonicalAlias;
-      case "m.room.create":
-        return EventTypes.RoomCreate;
-      case "m.room.join_rules":
-        return EventTypes.RoomJoinRules;
-      case "m.room.member":
-        return EventTypes.RoomMember;
-      case "m.room.power_levels":
-        return EventTypes.RoomPowerLevels;
-      case "m.room.guest_access":
-        return EventTypes.GuestAccess;
-      case "m.room.history_visibility":
-        return EventTypes.HistoryVisibility;
-      case "m.room.message":
-        switch (content["msgtype"] ?? "m.text") {
-          case "m.text":
-            if (content.containsKey("m.relates_to")) {
-              return EventTypes.Reply;
-            }
-            return EventTypes.Text;
-          case "m.notice":
-            return EventTypes.Notice;
-          case "m.emote":
-            return EventTypes.Emote;
-          case "m.image":
-            return EventTypes.Image;
-          case "m.video":
-            return EventTypes.Video;
-          case "m.audio":
-            return EventTypes.Audio;
-          case "m.file":
-            return EventTypes.File;
-          case "m.location":
-            return EventTypes.Location;
-        }
-    }
-    return EventTypes.Unknown;
-  }
-
-  /// Generate a new Event object from a json string, mostly a table row.
-  static Event fromJson(Map<String, dynamic> jsonObj, Room room,
-      {User senderUser, User stateKeyUser}) {
-    Map<String, dynamic> content = jsonObj["content"];
-
-    if (content == null && jsonObj["content_json"] != null)
-      try {
-        content = json.decode(jsonObj["content_json"]);
-      } catch (e) {
-        if (room.client.debug) {
-          print("jsonObj decode of event content failed: ${e.toString()}");
-        }
-        content = {};
-      }
-    else if (content == null) content = {};
-
-    if (senderUser == null) senderUser = User.fromJson(jsonObj, room);
-    if (stateKeyUser == null) stateKeyUser = User(jsonObj["state_key"]);
-
-    return Event(
-      jsonObj["event_id"] ?? jsonObj["id"],
-      senderUser,
-      ChatTime(jsonObj["origin_server_ts"]),
-      stateKey: stateKeyUser,
-      environment: jsonObj["type"],
-      status: jsonObj["status"] ?? 2,
-      content: content,
-      room: room,
-    );
   }
 
   /// Removes this event if the status is < 1. This event will just be removed
@@ -175,14 +103,14 @@ class Event {
     if (status < 1) {
       if (room.client.store != null)
         await room.client.store.db
-            .rawDelete("DELETE FROM Events WHERE id=?", [id]);
+            .rawDelete("DELETE FROM Events WHERE id=?", [eventId]);
 
       room.client.connection.onEvent.add(EventUpdate(
           roomID: room.id,
           type: "timeline",
-          eventType: environment,
+          eventType: typeKey,
           content: {
-            "event_id": id,
+            "event_id": eventId,
             "status": -2,
             "content": {"body": "Removed..."}
           }));
@@ -198,42 +126,4 @@ class Event {
     final String eventID = await room.sendTextEvent(text, txid: txid);
     return eventID;
   }
-
-  @Deprecated("Use [client.store.getEventList(Room room)] instead!")
-  static Future<List<Event>> getEventList(Client matrix, Room room) async {
-    List<Event> eventList = await matrix.store.getEventList(room);
-    return eventList;
 }
-}
-
-enum EventTypes {
-  Text,
-  Emote,
-  Notice,
-  Image,
-  Video,
-  Audio,
-  File,
-  Location,
-  Reply,
-  RoomAliases,
-  RoomCanonicalAlias,
-  RoomCreate,
-  RoomJoinRules,
-  RoomMember,
-  RoomPowerLevels,
-  RoomName,
-  RoomTopic,
-  RoomAvatar,
-  GuestAccess,
-  HistoryVisibility,
-  Unknown,
-}
-
-final Map<String, int> StatusTypes = {
-  "REMOVE": -2,
-  "ERROR": -1,
-  "SENDING": 0,
-  "SENT": 1,
-  "RECEIVED": 2,
-};

lib/src/Presence.dart

@@ -0,0 +1,43 @@
+/*
+ * 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 'package:famedlysdk/src/AccountData.dart';
+import 'package:famedlysdk/src/RoomState.dart';
+
+class Presence extends AccountData {
+  /// The user who has sent this event if it is not a global account data event.
+  final String sender;
+
+  Presence({this.sender, Map<String, dynamic> content, String typeKey})
+      : super(content: content, typeKey: typeKey);
+
+  /// Get a State event from a table row or from the event stream.
+  factory Presence.fromJson(Map<String, dynamic> jsonPayload) {
+    final Map<String, dynamic> content =
+        RoomState.getMapFromPayload(jsonPayload['content']);
+    return Presence(
+        content: content,
+        typeKey: jsonPayload['type'],
+        sender: jsonPayload['sender']);
+  }
+}

lib/src/Room.dart

@@ -23,6 +23,8 @@
 
 import 'package:famedlysdk/src/Client.dart';
 import 'package:famedlysdk/src/Event.dart';
+import 'package:famedlysdk/src/RoomAccountData.dart';
+import 'package:famedlysdk/src/RoomState.dart';
 import 'package:famedlysdk/src/responses/ErrorResponse.dart';
 import 'package:famedlysdk/src/sync/EventUpdate.dart';
 import 'package:famedlysdk/src/utils/ChatTime.dart';
@@ -40,15 +42,6 @@ class Room {
   /// Membership status of the user for this room.
   Membership membership;
 
-  /// The name of the room if set by a participant.
-  String name;
-
-  /// The topic of the room if set by a participant.
-  String topic;
-
-  /// The avatar of the room if set by a participant.
-  MxContent avatar = MxContent("");
-
   /// The count of unread notifications.
   int notificationCount;
 
@@ -57,7 +50,13 @@ class Room {
 
   String prev_batch;
 
-  String draft;
+  List<String> mHeroes = [];
+  int mJoinedMemberCount;
+  int mInvitedMemberCount;
+
+  Map<String, RoomState> states = {};
+
+  Map<String, RoomAccountData> roomAccountData = {};
 
   /// Time when the user has last read the chat.
   ChatTime unread;
@@ -65,69 +64,97 @@ class Room {
   /// ID of the fully read marker event.
   String fullyRead;
 
-  /// The address in the format: #roomname:homeserver.org.
+  /// The name of the room if set by a participant.
-  String canonicalAlias;
+  String get name {
+    if (states["m.room.name"] != null &&
+        !states["m.room.name"].content["name"].isEmpty)
+      return states["m.room.name"].content["name"];
+    if (canonicalAlias != null && !canonicalAlias.isEmpty)
+      return canonicalAlias.substring(1, canonicalAlias.length).split(":")[0];
+    if (mHeroes != null && mHeroes.length > 0) {
+      String displayname = "";
+      for (int i = 0; i < mHeroes.length; i++) {
+        User hero = states[mHeroes[i]] != null
+            ? states[mHeroes[i]].asUser
+            : User(mHeroes[i]);
+        displayname += hero.calcDisplayname() + ", ";
+      }
+      return displayname.substring(0, displayname.length - 2);
+    }
+    return "Empty chat";
+  }
 
-  /// If this room is a direct chat, this is the matrix ID of the user
+  /// The topic of the room if set by a participant.
-  String directChatMatrixID;
+  String get topic => states["m.room.topic"] != null
+      ? states["m.room.topic"].content["topic"]
+      : "";
+
+  /// The avatar of the room if set by a participant.
+  MxContent get avatar {
+    if (states["m.room.avatar"] != null)
+      return MxContent(states["m.room.avatar"].content["url"]);
+    if (mHeroes != null && mHeroes.length == 1 && states[mHeroes[0]] != null)
+      return states[mHeroes[0]].asUser.avatarUrl;
+    return MxContent("");
+  }
+
+  /// The address in the format: #roomname:homeserver.org.
+  String get canonicalAlias => states["m.room.canonical_alias"] != null
+      ? states["m.room.canonical_alias"].content["alias"]
+      : "";
+
+  /// If this room is a direct chat, this is the matrix ID of the user.
+  /// Returns null otherwise.
+  String get directChatMatrixID {
+    String returnUserId = null;
+    if (client.directChats is Map<String, dynamic>) {
+      client.directChats.forEach((String userId, dynamic roomIds) {
+        if (roomIds is List<dynamic>) {
+          for (int i = 0; i < roomIds.length; i++)
+            if (roomIds[i] == this.id) {
+              returnUserId = userId;
+              break;
+            }
+        }
+      });
+    }
+    return returnUserId;
+  }
+
+  /// Wheither this is a direct chat or not
+  bool get isDirectChat => directChatMatrixID != null;
 
   /// Must be one of [all, mention]
   String notificationSettings;
 
-  /// Are guest users allowed?
+  Event get lastEvent {
-  String guestAccess;
+    ChatTime lastTime = ChatTime(0);
-
+    Event lastEvent = null;
-  /// Who can see the history of this room?
+    states.forEach((String key, RoomState state) {
-  String historyVisibility;
+      if (state.time != null && state.time > lastTime) {
-
+        lastTime = state.time;
-  /// Who is allowed to join this room?
+        lastEvent = state.timelineEvent;
-  String joinRules;
+      }
-
+    });
-  /// The needed power levels for all actions.
+    return lastEvent;
-  Map<String, int> powerLevels = {};
+  }
-
-  List<String> mHeroes;
-  int mJoinedMemberCount;
-  int mInvitedMemberCount;
-
-  Event lastEvent;
 
   /// Your current client instance.
   final Client client;
 
-  @Deprecated("Rooms.roomID is deprecated! Use Rooms.id instead!")
-  String get roomID => this.id;
-
-  @Deprecated("Rooms.matrix is deprecated! Use Rooms.client instead!")
-  Client get matrix => this.client;
-
-  @Deprecated("Rooms.status is deprecated! Use Rooms.membership instead!")
-  String get status => this.membership.toString().split('.').last;
-
   Room({
     this.id,
-    this.membership,
+    this.membership = Membership.join,
-    this.name,
+    this.notificationCount = 0,
-    this.topic,
+    this.highlightCount = 0,
-    this.avatar,
-    this.notificationCount,
-    this.highlightCount,
     this.prev_batch = "",
-    this.draft,
-    this.unread,
-    this.fullyRead,
-    this.canonicalAlias,
-    this.directChatMatrixID,
-    this.notificationSettings,
-    this.guestAccess,
-    this.historyVisibility,
-    this.joinRules,
-    this.powerLevels,
-    this.lastEvent,
     this.client,
-    this.mHeroes,
+    this.notificationSettings,
-    this.mInvitedMemberCount,
+    this.mHeroes = const [],
-    this.mJoinedMemberCount,
+    this.mInvitedMemberCount = 0,
+    this.mJoinedMemberCount = 0,
+    this.states = const {},
+    this.roomAccountData = const {},
   });
 
   /// Calculates the displayname. First checks if there is a name, then checks for a canonical alias and
@@ -297,9 +324,10 @@ class Room {
     return res;
   }
 
-  /// Call the Matrix API to unban a banned user from this room.
+  /// Set the power level of the user with the [userID] to the value [power].
   Future<dynamic> setPower(String userID, int power) async {
-    Map<String, int> powerMap = await client.store.getPowerLevels(id);
+    if (states["m.room.power_levels"] == null) return null;
+    Map<String, int> powerMap = states["m.room.power_levels"].content["users"];
     powerMap[userID] = power;
 
     dynamic res = await client.connection.jsonRequest(
@@ -325,7 +353,7 @@ class Room {
     final dynamic resp = await client.connection.jsonRequest(
         type: HTTPType.GET,
         action:
-            "/client/r0/rooms/$id/messages?from=${prev_batch}&dir=b&limit=$historyCount");
+            "/client/r0/rooms/$id/messages?from=${prev_batch}&dir=b&limit=$historyCount&filter=${Connection.syncFilters}");
 
     if (resp is ErrorResponse) return;
 
@@ -336,6 +364,33 @@ class Room {
         resp["chunk"].length > 0 &&
         resp["end"] is String)) return;
 
+    if (resp["state"] is List<dynamic>) {
+      client.store?.transaction(() {
+        for (int i = 0; i < resp["state"].length; i++) {
+          EventUpdate eventUpdate = EventUpdate(
+            type: "state",
+            roomID: id,
+            eventType: resp["state"][i]["type"],
+            content: resp["state"][i],
+          );
+          client.connection.onEvent.add(eventUpdate);
+          client.store.storeEventUpdate(eventUpdate);
+        }
+        return;
+      });
+      if (client.store == null) {
+        for (int i = 0; i < resp["state"].length; i++) {
+          EventUpdate eventUpdate = EventUpdate(
+            type: "state",
+            roomID: id,
+            eventType: resp["state"][i]["type"],
+            content: resp["state"][i],
+          );
+          client.connection.onEvent.add(eventUpdate);
+        }
+      }
+    }
+
     List<dynamic> history = resp["chunk"];
     client.store?.transaction(() {
       for (int i = 0; i < history.length; i++) {
@@ -348,7 +403,7 @@ class Room {
         client.connection.onEvent.add(eventUpdate);
         client.store.storeEventUpdate(eventUpdate);
         client.store.txn.rawUpdate(
-            "UPDATE Rooms SET prev_batch=? WHERE id=?", [resp["end"], id]);
+            "UPDATE Rooms SET prev_batch=? WHERE room_id=?", [resp["end"], id]);
       }
       return;
     });
@@ -367,8 +422,7 @@ class Room {
 
   /// Sets this room as a direct chat for this user.
   Future<dynamic> addToDirectChat(String userID) async {
-    Map<String, List<String>> directChats =
+    Map<String, dynamic> directChats = client.directChats;
-        await client.store.getAccountDataDirectChats();
     if (directChats.containsKey(userID)) if (!directChats[userID].contains(id))
       directChats[userID].add(id);
     else
@@ -395,73 +449,58 @@ class Room {
     return resp;
   }
 
-  /// Returns a Room from a json String which comes normally from the store.
+  /// Returns a Room from a json String which comes normally from the store. If the
+  /// state are also given, the method will await them.
   static Future<Room> getRoomFromTableRow(
-      Map<String, dynamic> row, Client matrix) async {
+      Map<String, dynamic> row, Client matrix,
-    String avatarUrl = row["avatar_url"];
+      {Future<List<Map<String, dynamic>>> states,
-    if (avatarUrl == "")
+      Future<List<Map<String, dynamic>>> roomAccountData}) async {
-      avatarUrl = await matrix.store?.getAvatarFromSingleChat(row["id"]) ?? "";
+    Room newRoom = Room(
-
+      id: row["room_id"],
-    return Room(
-      id: row["id"],
-      name: row["topic"],
       membership: Membership.values
           .firstWhere((e) => e.toString() == 'Membership.' + row["membership"]),
-      topic: row["description"],
-      avatar: MxContent(avatarUrl),
       notificationCount: row["notification_count"],
       highlightCount: row["highlight_count"],
-      unread: ChatTime(row["unread"]),
-      fullyRead: row["fully_read"],
       notificationSettings: row["notification_settings"],
-      directChatMatrixID: row["direct_chat_matrix_id"],
-      draft: row["draft"],
       prev_batch: row["prev_batch"],
-      guestAccess: row["guest_access"],
-      historyVisibility: row["history_visibility"],
-      joinRules: row["join_rules"],
-      canonicalAlias: row["canonical_alias"],
       mInvitedMemberCount: row["invited_member_count"],
       mJoinedMemberCount: row["joined_member_count"],
       mHeroes: row["heroes"]?.split(",") ?? [],
-      powerLevels: {
-        "power_events_default": row["power_events_default"],
-        "power_state_default": row["power_state_default"],
-        "power_redact": row["power_redact"],
-        "power_invite": row["power_invite"],
-        "power_ban": row["power_ban"],
-        "power_kick": row["power_kick"],
-        "power_user_default": row["power_user_default"],
-        "power_event_avatar": row["power_event_avatar"],
-        "power_event_history_visibility": row["power_event_history_visibility"],
-        "power_event_canonical_alias": row["power_event_canonical_alias"],
-        "power_event_aliases": row["power_event_aliases"],
-        "power_event_name": row["power_event_name"],
-        "power_event_power_levels": row["power_event_power_levels"],
-      },
-      lastEvent: Event.fromJson(row, null),
       client: matrix,
+      states: {},
+      roomAccountData: {},
     );
+
+    Map<String, RoomState> newStates = {};
+    if (states != null) {
+      List<Map<String, dynamic>> rawStates = await states;
+      for (int i = 0; i < rawStates.length; i++) {
+        RoomState newState = RoomState.fromJson(rawStates[i], newRoom);
+        newStates[newState.key] = newState;
+      }
+      newRoom.states = newStates;
     }
 
-  @Deprecated("Use client.store.getRoomById(String id) instead!")
+    Map<String, RoomAccountData> newRoomAccountData = {};
-  static Future<Room> getRoomById(String id, Client matrix) async {
+    if (roomAccountData != null) {
-    Room room = await matrix.store.getRoomById(id);
+      List<Map<String, dynamic>> rawRoomAccountData = await roomAccountData;
-    return room;
+      for (int i = 0; i < rawRoomAccountData.length; i++) {
+        RoomAccountData newData =
+            RoomAccountData.fromJson(rawRoomAccountData[i], newRoom);
+        newRoomAccountData[newData.typeKey] = newData;
+      }
+      newRoom.roomAccountData = newRoomAccountData;
     }
 
-  /// Load a room from the store including all room events.
+    return newRoom;
-  static Future<Room> loadRoomEvents(String id, Client matrix) async {
-    Room room = await matrix.store.getRoomById(id);
-    await room.loadEvents();
-    return room;
   }
 
   /// Creates a timeline from the store. Returns a [Timeline] object.
   Future<Timeline> getTimeline(
       {onTimelineUpdateCallback onUpdate,
       onTimelineInsertCallback onInsert}) async {
-    List<Event> events = await loadEvents();
+    List<Event> events = [];
+    if (client.store != null) events = await client.store.getEventList(this);
     return Timeline(
       room: this,
       events: events,
@@ -470,17 +509,23 @@ class Room {
     );
   }
 
-  /// Load all events for a given room from the store. This includes all
-  /// senders of those events, who will be added to the participants list.
-  Future<List<Event>> loadEvents() async {
-    return await client.store.getEventList(this);
-  }
-
   /// Load all participants for a given room from the store.
+  @deprecated
   Future<List<User>> loadParticipants() async {
     return await client.store.loadParticipants(this);
   }
 
+  /// Returns all participants for this room. With lazy loading this
+  /// list may not be complete. User [requestParticipants] in this
+  /// case.
+  List<User> getParticipants() {
+    List<User> userList = [];
+    for (var entry in states.entries)
+      if (entry.value.type == EventTypes.RoomMember)
+        userList.add(entry.value.asUser);
+    return userList;
+  }
+
   /// Request the full list of participants from the server. The local list
   /// from the store is not complete if the client uses lazy loading.
   Future<List<User>> requestParticipants() async {
@@ -492,14 +537,7 @@ class Room {
       return participants;
 
     for (num i = 0; i < res["chunk"].length; i++) {
-      User newUser = User(res["chunk"][i]["state_key"],
+      User newUser = RoomState.fromJson(res["chunk"][i], this).asUser;
-          displayName: res["chunk"][i]["content"]["displayname"] ?? "",
-          membership: Membership.values.firstWhere((e) =>
-              e.toString() ==
-                  'Membership.' + res["chunk"][i]["content"]["membership"] ??
-              ""),
-          avatarUrl: MxContent(res["chunk"][i]["content"]["avatar_url"] ?? ""),
-          room: this);
       if (newUser.membership != Membership.leave) participants.add(newUser);
     }
 
@@ -507,18 +545,14 @@ class Room {
   }
 
   Future<User> getUserByMXID(String mxID) async {
-    if (client.store != null) {
+    if (states[mxID] != null) return states[mxID].asUser;
-      final User storeEvent =
-          await client.store.getUser(matrixID: mxID, room: this);
-      if (storeEvent != null) return storeEvent;
-    }
     final dynamic resp = await client.connection.jsonRequest(
         type: HTTPType.GET,
         action: "/client/r0/rooms/$id/state/m.room.member/$mxID");
     if (resp is ErrorResponse) return null;
     // Somehow we miss the mxid in the response and only get the content of the event.
     resp["matrix_id"] = mxID;
-    return User.fromJson(resp, this);
+    return RoomState.fromJson(resp, this).asUser;
   }
 
   /// Searches for the event in the store. If it isn't found, try to request it
@@ -531,7 +565,30 @@ class Room {
     final dynamic resp = await client.connection.jsonRequest(
         type: HTTPType.GET, action: "/client/r0/rooms/$id/event/$eventID");
     if (resp is ErrorResponse) return null;
-    return Event.fromJson(resp, this,
+    return Event.fromJson(resp, this);
-        senderUser: (await getUserByMXID(resp["sender"])));
+  }
+
+  /// Returns the user's own power level.
+  int getPowerLevelByUserId(String userId) {
+    int powerLevel = 0;
+    RoomState powerLevelState = states["m.room.power_levels"];
+    if (powerLevelState == null) return powerLevel;
+    if (powerLevelState.content["users_default"] is int)
+      powerLevel = powerLevelState.content["users_default"];
+    if (powerLevelState.content["users"] is Map<String, dynamic> &&
+        powerLevelState.content["users"][userId] != null)
+      powerLevel = powerLevelState.content["users"][userId];
+    return powerLevel;
+  }
+
+  /// Returns the user's own power level.
+  int get ownPowerLevel => getPowerLevelByUserId(client.userID);
+
+  /// Returns the power levels from all users for this room or null if not given.
+  Map<String, int> get powerLevels {
+    RoomState powerLevelState = states["m.room.power_levels"];
+    if (powerLevelState.content["users"] is Map<String, int>)
+      return powerLevelState.content["users"];
+    return null;
   }
 }

lib/src/RoomAccountData.dart

@@ -0,0 +1,49 @@
+/*
+ * 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 'package:famedlysdk/famedlysdk.dart';
+import 'package:famedlysdk/src/AccountData.dart';
+import 'package:famedlysdk/src/RoomState.dart';
+
+class RoomAccountData extends AccountData {
+  /// The user who has sent this event if it is not a global account data event.
+  final String roomId;
+
+  final Room room;
+
+  RoomAccountData(
+      {this.roomId, this.room, Map<String, dynamic> content, String typeKey})
+      : super(content: content, typeKey: typeKey);
+
+  /// Get a State event from a table row or from the event stream.
+  factory RoomAccountData.fromJson(
+      Map<String, dynamic> jsonPayload, Room room) {
+    final Map<String, dynamic> content =
+        RoomState.getMapFromPayload(jsonPayload['content']);
+    return RoomAccountData(
+        content: content,
+        typeKey: jsonPayload['type'],
+        roomId: jsonPayload['room_id'],
+        room: room);
+  }
+}

lib/src/RoomList.dart

@@ -24,14 +24,17 @@
 import 'dart:async';
 import 'dart:core';
 
+import 'package:famedlysdk/src/RoomState.dart';
+
 import 'Client.dart';
-import 'Event.dart';
 import 'Room.dart';
 import 'User.dart';
 import 'sync/EventUpdate.dart';
 import 'sync/RoomUpdate.dart';
-import 'utils/ChatTime.dart';
+
-import 'utils/MxContent.dart';
+typedef onRoomListUpdateCallback = void Function();
+typedef onRoomListInsertCallback = void Function(int insertID);
+typedef onRoomListRemoveCallback = void Function(int insertID);
 
 /// Represents a list of rooms for this client, which will automatically update
 /// itself and call the [onUpdate], [onInsert] and [onDelete] callbacks. To get
@@ -69,6 +72,21 @@ class RoomList {
       this.onlyGroups = false}) {
     eventSub ??= client.connection.onEvent.stream.listen(_handleEventUpdate);
     roomSub ??= client.connection.onRoomUpdate.stream.listen(_handleRoomUpdate);
+    sort();
+  }
+
+  Room getRoomByAlias(String alias) {
+    for (int i = 0; i < rooms.length; i++) {
+      if (rooms[i].canonicalAlias == alias) return rooms[i];
+    }
+    return null;
+  }
+
+  Room getRoomById(String id) {
+    for (int j = 0; j < rooms.length; j++) {
+      if (rooms[j].id == id) return rooms[j];
+    }
+    return null;
   }
 
   void _handleRoomUpdate(RoomUpdate chatUpdate) {
@@ -87,7 +105,6 @@ class RoomList {
       // Add the new chat to the list
       Room newRoom = Room(
         id: chatUpdate.id,
-        name: "",
         membership: chatUpdate.membership,
         prev_batch: chatUpdate.prev_batch,
         highlightCount: chatUpdate.highlight_count,
@@ -95,6 +112,9 @@ class RoomList {
         mHeroes: chatUpdate.summary?.mHeroes,
         mJoinedMemberCount: chatUpdate.summary?.mJoinedMemberCount,
         mInvitedMemberCount: chatUpdate.summary?.mInvitedMemberCount,
+        states: {},
+        roomAccountData: {},
+        client: client,
       );
       rooms.insert(position, newRoom);
       if (onInsert != null) onInsert(position);
@@ -125,11 +145,7 @@ class RoomList {
   }
 
   void _handleEventUpdate(EventUpdate eventUpdate) {
-    // Is the event necessary for the chat list? If not, then return
+    if (eventUpdate.type != "timeline" && eventUpdate.type != "state") return;
-    if (!(eventUpdate.type == "timeline" ||
-        eventUpdate.eventType == "m.room.avatar" ||
-        eventUpdate.eventType == "m.room.name")) return;
-
     // Search the room in the rooms
     num j = 0;
     for (j = 0; j < rooms.length; j++) {
@@ -138,44 +154,20 @@ class RoomList {
     final bool found = (j < rooms.length && rooms[j].id == eventUpdate.roomID);
     if (!found) return;
 
-    // Is this an old timeline event? Then stop here...
+    RoomState stateEvent = RoomState.fromJson(eventUpdate.content, rooms[j]);
-    /*if (eventUpdate.type == "timeline" &&
+    if (rooms[j].states[stateEvent.key] != null &&
-        ChatTime(eventUpdate.content["origin_server_ts"]) <=
+        rooms[j].states[stateEvent.key].time > stateEvent.time) return;
-            rooms[j].timeCreated) return;*/
+    rooms[j].states[stateEvent.key] = stateEvent;
-
-    if (eventUpdate.type == "timeline") {
-      User stateKey = null;
-      if (eventUpdate.content["state_key"] is String)
-        stateKey = User(eventUpdate.content["state_key"]);
-      // Update the last message preview
-      rooms[j].lastEvent = Event(
-        eventUpdate.content["id"],
-        User(eventUpdate.content["sender"]),
-        ChatTime(eventUpdate.content["origin_server_ts"]),
-        room: rooms[j],
-        stateKey: stateKey,
-        content: eventUpdate.content["content"],
-        environment: eventUpdate.eventType,
-        status: 2,
-      );
-    }
-    if (eventUpdate.eventType == "m.room.name") {
-      // Update the room name
-      rooms[j].name = eventUpdate.content["content"]["name"];
-    } else if (eventUpdate.eventType == "m.room.avatar") {
-      // Update the room avatar
-      rooms[j].avatar = MxContent(eventUpdate.content["content"]["url"]);
-    }
     sortAndUpdate();
   }
 
-  sortAndUpdate() {
+  sort() {
     rooms?.sort((a, b) =>
         b.timeCreated.toTimeStamp().compareTo(a.timeCreated.toTimeStamp()));
+  }
+
+  sortAndUpdate() {
+    sort();
     if (onUpdate != null) onUpdate();
   }
 }
-
-typedef onRoomListUpdateCallback = void Function();
-typedef onRoomListInsertCallback = void Function(int insertID);
-typedef onRoomListRemoveCallback = void Function(int insertID);

lib/src/RoomState.dart

@@ -0,0 +1,215 @@
+/*
+ * 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:convert';
+import 'package:famedlysdk/famedlysdk.dart';
+import 'package:famedlysdk/src/utils/ChatTime.dart';
+import './Room.dart';
+
+class RoomState {
+  /// The Matrix ID for this event in the format '$localpart:server.abc'. Please not
+  /// that account data, presence and other events may not have an eventId.
+  final String eventId;
+
+  /// The json payload of the content. The content highly depends on the type.
+  final Map<String, dynamic> content;
+
+  /// The type String of this event. For example 'm.room.message'.
+  final String typeKey;
+
+  /// The ID of the room this event belongs to.
+  final String roomId;
+
+  /// The user who has sent this event if it is not a global account data event.
+  final String senderId;
+
+  User get sender => room.states[senderId]?.asUser ?? User(senderId);
+
+  /// The time this event has received at the server. May be null for events like
+  /// account data.
+  final ChatTime time;
+
+  /// Optional additional content for this event.
+  final Map<String, dynamic> unsigned;
+
+  /// The room this event belongs to. May be null.
+  final Room room;
+
+  /// Optional. The previous content for this state.
+  /// This will be present only for state events appearing in the timeline.
+  /// If this is not a state event, or there is no previous content, this key will be null.
+  final Map<String, dynamic> prevContent;
+
+  /// Optional. This key will only be present for state events. A unique key which defines
+  /// the overwriting semantics for this piece of room state.
+  final String stateKey;
+
+  User get stateKeyUser => room.states[stateKey]?.asUser ?? User(stateKey);
+
+  RoomState(
+      {this.content,
+      this.typeKey,
+      this.eventId,
+      this.roomId,
+      this.senderId,
+      this.time,
+      this.unsigned,
+      this.prevContent,
+      this.stateKey,
+      this.room});
+
+  static Map<String, dynamic> getMapFromPayload(dynamic payload) {
+    if (payload is String)
+      try {
+        return json.decode(payload);
+      } catch (e) {
+        return {};
+      }
+    if (payload is Map<String, dynamic>) return payload;
+    return {};
+  }
+
+  /// Get a State event from a table row or from the event stream.
+  factory RoomState.fromJson(Map<String, dynamic> jsonPayload, Room room) {
+    final Map<String, dynamic> content =
+        RoomState.getMapFromPayload(jsonPayload['content']);
+    final Map<String, dynamic> unsigned =
+        RoomState.getMapFromPayload(jsonPayload['unsigned']);
+    final Map<String, dynamic> prevContent =
+        RoomState.getMapFromPayload(jsonPayload['prev_content']);
+    return RoomState(
+        stateKey: jsonPayload['state_key'],
+        prevContent: prevContent,
+        content: content,
+        typeKey: jsonPayload['type'],
+        eventId: jsonPayload['event_id'],
+        roomId: jsonPayload['room_id'],
+        senderId: jsonPayload['sender'],
+        time: ChatTime(jsonPayload['origin_server_ts']),
+        unsigned: unsigned,
+        room: room);
+  }
+
+  Event get timelineEvent => Event(
+        content: content,
+        typeKey: typeKey,
+        eventId: eventId,
+        room: room,
+        roomId: roomId,
+        senderId: senderId,
+        time: time,
+        unsigned: unsigned,
+        status: 1,
+      );
+
+  /// The unique key of this event. For events with a [stateKey], it will be the
+  /// stateKey. Otherwise it will be the [type] as a string.
+  String get key => stateKey == null || stateKey.isEmpty ? typeKey : stateKey;
+
+  User get asUser => User.fromState(
+      stateKey: stateKey,
+      prevContent: prevContent,
+      content: content,
+      typeKey: typeKey,
+      eventId: eventId,
+      roomId: roomId,
+      senderId: senderId,
+      time: time,
+      unsigned: unsigned,
+      room: room);
+
+  /// Get the real type.
+  EventTypes get type {
+    switch (typeKey) {
+      case "m.room.avatar":
+        return EventTypes.RoomAvatar;
+      case "m.room.name":
+        return EventTypes.RoomName;
+      case "m.room.topic":
+        return EventTypes.RoomTopic;
+      case "m.room.Aliases":
+        return EventTypes.RoomAliases;
+      case "m.room.canonical_alias":
+        return EventTypes.RoomCanonicalAlias;
+      case "m.room.create":
+        return EventTypes.RoomCreate;
+      case "m.room.join_rules":
+        return EventTypes.RoomJoinRules;
+      case "m.room.member":
+        return EventTypes.RoomMember;
+      case "m.room.power_levels":
+        return EventTypes.RoomPowerLevels;
+      case "m.room.guest_access":
+        return EventTypes.GuestAccess;
+      case "m.room.history_visibility":
+        return EventTypes.HistoryVisibility;
+      case "m.room.message":
+        switch (content["msgtype"] ?? "m.text") {
+          case "m.text":
+            if (content.containsKey("m.relates_to")) {
+              return EventTypes.Reply;
+            }
+            return EventTypes.Text;
+          case "m.notice":
+            return EventTypes.Notice;
+          case "m.emote":
+            return EventTypes.Emote;
+          case "m.image":
+            return EventTypes.Image;
+          case "m.video":
+            return EventTypes.Video;
+          case "m.audio":
+            return EventTypes.Audio;
+          case "m.file":
+            return EventTypes.File;
+          case "m.location":
+            return EventTypes.Location;
+        }
+    }
+    return EventTypes.Unknown;
+  }
+}
+
+enum EventTypes {
+  Text,
+  Emote,
+  Notice,
+  Image,
+  Video,
+  Audio,
+  File,
+  Location,
+  Reply,
+  RoomAliases,
+  RoomCanonicalAlias,
+  RoomCreate,
+  RoomJoinRules,
+  RoomMember,
+  RoomPowerLevels,
+  RoomName,
+  RoomTopic,
+  RoomAvatar,
+  GuestAccess,
+  HistoryVisibility,
+  Unknown,
+}

lib/src/Store.dart

@@ -25,6 +25,9 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:core';
 
+import 'package:famedlysdk/src/AccountData.dart';
+import 'package:famedlysdk/src/Presence.dart';
+import 'package:famedlysdk/src/RoomState.dart';
 import 'package:path/path.dart' as p;
 import 'package:sqflite/sqflite.dart';
 
@@ -55,7 +58,7 @@ class Store {
   _init() async {
     var databasePath = await getDatabasesPath();
     String path = p.join(databasePath, "FluffyMatrix.db");
-    _db = await openDatabase(path, version: 12,
+    _db = await openDatabase(path, version: 14,
         onCreate: (Database db, int version) async {
       await createTables(db);
     }, onUpgrade: (Database db, int oldVersion, int newVersion) async {
@@ -153,8 +156,8 @@ class Store {
   }
 
   Future<void> storeRoomPrevBatch(Room room) async {
-    await _db.rawUpdate(
+    await _db.rawUpdate("UPDATE Rooms SET prev_batch=? WHERE room_id=?",
-        "UPDATE Rooms SET prev_batch=? WHERE id=?", [room.prev_batch, room.id]);
+        [room.prev_batch, room.id]);
     return null;
   }
 
@@ -163,8 +166,7 @@ class Store {
   Future<void> storeRoomUpdate(RoomUpdate roomUpdate) {
     // Insert the chat into the database if not exists
     txn.rawInsert(
-        "INSERT OR IGNORE INTO Rooms " +
+        "INSERT OR IGNORE INTO Rooms " + "VALUES(?, ?, 0, 0, '', 0, 0, '') ",
-            "VALUES(?, ?, '', 0, 0, 0, 0, '', '', '', '', 0, '', '', '', '', '', '', '', '', 0, 50, 50, 0, 50, 50, 0, 50, 100, 50, 50, 50, 100) ",
         [roomUpdate.id, roomUpdate.membership.toString().split('.').last]);
 
     // Update the notification counts and the limited timeline boolean and the summary
@@ -187,15 +189,15 @@ class Store {
       updateQuery += ", heroes=?";
       updateArgs.add(roomUpdate.summary.mHeroes.join(","));
     }
-    updateQuery += " WHERE id=?";
+    updateQuery += " WHERE room_id=?";
     updateArgs.add(roomUpdate.id);
     txn.rawUpdate(updateQuery, updateArgs);
 
     // Is the timeline limited? Then all previous messages should be
     // removed from the database!
     if (roomUpdate.limitedTimeline) {
-      txn.rawDelete("DELETE FROM Events WHERE chat_id=?", [roomUpdate.id]);
+      txn.rawDelete("DELETE FROM Events WHERE room_id=?", [roomUpdate.id]);
-      txn.rawUpdate("UPDATE Rooms SET prev_batch=? WHERE id=?",
+      txn.rawUpdate("UPDATE Rooms SET prev_batch=? WHERE room_id=?",
           [roomUpdate.prev_batch, roomUpdate.id]);
     }
     return null;
@@ -204,21 +206,17 @@ class Store {
   /// Stores an UserUpdate object in the database. Must be called inside of
   /// [transaction].
   Future<void> storeUserEventUpdate(UserUpdate userUpdate) {
-    switch (userUpdate.eventType) {
+    if (userUpdate.type == "account_data")
-      case "m.direct":
+      txn.rawInsert("INSERT OR REPLACE INTO AccountData VALUES(?, ?)", [
-        if (userUpdate.content["content"] is Map<String, dynamic>) {
+        userUpdate.eventType,
-          final Map<String, dynamic> directMap = userUpdate.content["content"];
+        json.encode(userUpdate.content["content"]),
-          directMap.forEach((String key, dynamic value) {
+      ]);
-            if (value is List<dynamic> && value.length > 0)
+    else if (userUpdate.type == "presence")
-              for (int i = 0; i < value.length; i++) {
+      txn.rawInsert("INSERT OR REPLACE INTO Presences VALUES(?, ?, ?)", [
-                txn.rawUpdate(
+        userUpdate.eventType,
-                    "UPDATE Rooms SET direct_chat_matrix_id=? WHERE id=?",
+        userUpdate.content["sender"],
-                    [key, value[i]]);
+        json.encode(userUpdate.content["content"]),
-              }
+      ]);
-          });
-        }
-        break;
-    }
     return null;
   }
 
@@ -229,46 +227,40 @@ class Store {
     String type = eventUpdate.type;
     String chat_id = eventUpdate.roomID;
 
-    if (type == "timeline" || type == "history") {
-      // calculate the status
-      num status = 2;
-      if (eventContent["status"] is num) status = eventContent["status"];
-
-      // Make unsigned part of the content
-      if (eventContent.containsKey("unsigned")) {
-        Map<String, dynamic> newContent = {
-          "unsigned": eventContent["unsigned"]
-        };
-        eventContent["content"].forEach((key, val) => newContent[key] = val);
-        eventContent["content"] = newContent;
-      }
-
     // Get the state_key for m.room.member events
     String state_key = "";
     if (eventContent["state_key"] is String) {
       state_key = eventContent["state_key"];
     }
 
+    if (type == "timeline" || type == "history") {
+      // calculate the status
+      num status = 2;
+      if (eventContent["status"] is num) status = eventContent["status"];
+
       // Save the event in the database
       if ((status == 1 || status == -1) &&
           eventContent["unsigned"] is Map<String, dynamic> &&
           eventContent["unsigned"]["transaction_id"] is String)
-        txn.rawUpdate("UPDATE Events SET status=?, id=? WHERE id=?", [
+        txn.rawUpdate(
+            "UPDATE Events SET status=?, event_id=? WHERE event_id=?", [
           status,
           eventContent["event_id"],
           eventContent["unsigned"]["transaction_id"]
         ]);
       else
         txn.rawInsert(
-            "INSERT OR REPLACE INTO Events VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?)", [
+            "INSERT OR REPLACE INTO Events VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
+            [
               eventContent["event_id"],
               chat_id,
               eventContent["origin_server_ts"],
               eventContent["sender"],
-          state_key,
-          eventContent["content"]["body"],
               eventContent["type"],
+              json.encode(eventContent["unsigned"] ?? ""),
               json.encode(eventContent["content"]),
+              json.encode(eventContent["prevContent"]),
+              eventContent["state_key"],
               status
             ]);
 
@@ -276,205 +268,55 @@ class Store {
       if (status != -1 &&
           eventUpdate.content.containsKey("unsigned") &&
           eventUpdate.content["unsigned"]["transaction_id"] is String)
-        txn.rawDelete("DELETE FROM Events WHERE id=?",
+        txn.rawDelete("DELETE FROM Events WHERE event_id=?",
             [eventUpdate.content["unsigned"]["transaction_id"]]);
     }
 
     if (type == "history") return null;
 
-    switch (eventUpdate.eventType) {
+    if (eventUpdate.content["event_id"] != null) {
-      case "m.receipt":
-        if (eventContent["user"] == client.userID) {
-          txn.rawUpdate("UPDATE Rooms SET unread=? WHERE id=?",
-              [eventContent["ts"], chat_id]);
-        } else {
-          // Mark all previous received messages as seen
-          txn.rawUpdate(
-              "UPDATE Events SET status=3 WHERE origin_server_ts<=? AND chat_id=? AND status=2",
-              [eventContent["ts"], chat_id]);
-        }
-        break;
-      // This event means, that the name of a room has been changed, so
-      // it has to be changed in the database.
-      case "m.room.name":
-        txn.rawUpdate("UPDATE Rooms SET topic=? WHERE id=?",
-            [eventContent["content"]["name"], chat_id]);
-        break;
-      // This event means, that the topic of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.topic":
-        txn.rawUpdate("UPDATE Rooms SET description=? WHERE id=?",
-            [eventContent["content"]["topic"], chat_id]);
-        break;
-      // This event means, that the topic of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.history_visibility":
-        txn.rawUpdate("UPDATE Rooms SET history_visibility=? WHERE id=?",
-            [eventContent["content"]["history_visibility"], chat_id]);
-        break;
-      // This event means, that the topic of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.redaction":
-        txn.rawDelete(
-            "DELETE FROM Events WHERE id=?", [eventContent["redacts"]]);
-        break;
-      // This event means, that the topic of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.guest_access":
-        txn.rawUpdate("UPDATE Rooms SET guest_access=? WHERE id=?",
-            [eventContent["content"]["guest_access"], chat_id]);
-        break;
-      // This event means, that the canonical alias of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.canonical_alias":
-        txn.rawUpdate("UPDATE Rooms SET canonical_alias=? WHERE id=?",
-            [eventContent["content"]["alias"], chat_id]);
-        break;
-      // This event means, that the topic of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.join_rules":
-        txn.rawUpdate("UPDATE Rooms SET join_rules=? WHERE id=?",
-            [eventContent["content"]["join_rule"], chat_id]);
-        break;
-      // This event means, that the avatar of a room has been changed, so
-      // it has to be changed in the database
-      case "m.room.avatar":
-        txn.rawUpdate("UPDATE Rooms SET avatar_url=? WHERE id=?",
-            [eventContent["content"]["url"], chat_id]);
-        break;
-      // This event means, that the aliases of a room has been changed, so
-      // it has to be changed in the database
-      case "m.fully_read":
-        txn.rawUpdate("UPDATE Rooms SET fully_read=? WHERE id=?",
-            [eventContent["content"]["event_id"], chat_id]);
-        break;
-      // This event means, that someone joined the room, has left the room
-      // or has changed his nickname
-      case "m.room.member":
-        String membership = eventContent["content"]["membership"];
-        String state_key = eventContent["state_key"];
-        String insertDisplayname = "";
-        String insertAvatarUrl = "";
-        if (eventContent["content"]["displayname"] is String) {
-          insertDisplayname = eventContent["content"]["displayname"];
-        }
-        if (eventContent["content"]["avatar_url"] is String) {
-          insertAvatarUrl = eventContent["content"]["avatar_url"];
-        }
-
-        // Update membership table
-        txn.rawInsert("INSERT OR IGNORE INTO Users VALUES(?,?,?,?,?,0)", [
-          chat_id,
-          state_key,
-          insertDisplayname,
-          insertAvatarUrl,
-          membership
-        ]);
-        String queryStr = "UPDATE Users SET membership=?";
-        List<String> queryArgs = [membership];
-
-        if (eventContent["content"]["displayname"] is String) {
-          queryStr += " , displayname=?";
-          queryArgs.add(eventContent["content"]["displayname"]);
-        }
-        if (eventContent["content"]["avatar_url"] is String) {
-          queryStr += " , avatar_url=?";
-          queryArgs.add(eventContent["content"]["avatar_url"]);
-        }
-
-        queryStr += " WHERE matrix_id=? AND chat_id=?";
-        queryArgs.add(state_key);
-        queryArgs.add(chat_id);
-        txn.rawUpdate(queryStr, queryArgs);
-        break;
-      // This event changes the permissions of the users and the power levels
-      case "m.room.power_levels":
-        String query = "UPDATE Rooms SET ";
-        if (eventContent["content"]["ban"] is num)
-          query += ", power_ban=" + eventContent["content"]["ban"].toString();
-        if (eventContent["content"]["events_default"] is num)
-          query += ", power_events_default=" +
-              eventContent["content"]["events_default"].toString();
-        if (eventContent["content"]["state_default"] is num)
-          query += ", power_state_default=" +
-              eventContent["content"]["state_default"].toString();
-        if (eventContent["content"]["redact"] is num)
-          query +=
-              ", power_redact=" + eventContent["content"]["redact"].toString();
-        if (eventContent["content"]["invite"] is num)
-          query +=
-              ", power_invite=" + eventContent["content"]["invite"].toString();
-        if (eventContent["content"]["kick"] is num)
-          query += ", power_kick=" + eventContent["content"]["kick"].toString();
-        if (eventContent["content"]["user_default"] is num)
-          query += ", power_user_default=" +
-              eventContent["content"]["user_default"].toString();
-        if (eventContent["content"]["events"] is Map<String, dynamic>) {
-          if (eventContent["content"]["events"]["m.room.avatar"] is num)
-            query += ", power_event_avatar=" +
-                eventContent["content"]["events"]["m.room.avatar"].toString();
-          if (eventContent["content"]["events"]["m.room.history_visibility"]
-              is num)
-            query += ", power_event_history_visibility=" +
-                eventContent["content"]["events"]["m.room.history_visibility"]
-                    .toString();
-          if (eventContent["content"]["events"]["m.room.canonical_alias"]
-              is num)
-            query += ", power_event_canonical_alias=" +
-                eventContent["content"]["events"]["m.room.canonical_alias"]
-                    .toString();
-          if (eventContent["content"]["events"]["m.room.aliases"] is num)
-            query += ", power_event_aliases=" +
-                eventContent["content"]["events"]["m.room.aliases"].toString();
-          if (eventContent["content"]["events"]["m.room.name"] is num)
-            query += ", power_event_name=" +
-                eventContent["content"]["events"]["m.room.name"].toString();
-          if (eventContent["content"]["events"]["m.room.power_levels"] is num)
-            query += ", power_event_power_levels=" +
-                eventContent["content"]["events"]["m.room.power_levels"]
-                    .toString();
-        }
-        if (query != "UPDATE Rooms SET ") {
-          query = query.replaceFirst(",", "");
-          txn.rawUpdate(query + " WHERE id=?", [chat_id]);
-        }
-
-        // Set the users power levels:
-        if (eventContent["content"]["users"] is Map<String, dynamic>) {
-          eventContent["content"]["users"]
-              .forEach((String user, dynamic value) async {
-            num power_level = eventContent["content"]["users"][user];
-            txn.rawUpdate(
-                "UPDATE Users SET power_level=? WHERE matrix_id=? AND chat_id=?",
-                [power_level, user, chat_id]);
       txn.rawInsert(
-                "INSERT OR IGNORE INTO Users VALUES(?, ?, '', '', ?, ?)",
+          "INSERT OR REPLACE INTO RoomStates VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?)",
-                [chat_id, user, "unknown", power_level]);
+          [
-          });
+            eventContent["event_id"],
-        }
+            chat_id,
-        break;
+            eventContent["origin_server_ts"],
-    }
+            eventContent["sender"],
+            state_key,
+            json.encode(eventContent["unsigned"] ?? ""),
+            json.encode(eventContent["prev_content"] ?? ""),
+            eventContent["type"],
+            json.encode(eventContent["content"]),
+          ]);
+    } else
+      txn.rawInsert("INSERT OR REPLACE INTO RoomAccountData VALUES(?, ?, ?)", [
+        eventContent["type"],
+        chat_id,
+        json.encode(eventContent["content"]),
+      ]);
+
     return null;
   }
 
   /// Returns a User object by a given Matrix ID and a Room.
   Future<User> getUser({String matrixID, Room room}) async {
     List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT * FROM Users WHERE matrix_id=? AND chat_id=?",
+        "SELECT * FROM RoomStates WHERE state_key=? AND room_id=?",
         [matrixID, room.id]);
     if (res.length != 1) return null;
-    return User.fromJson(res[0], room);
+    return RoomState.fromJson(res[0], room).asUser;
   }
 
   /// Loads all Users in the database to provide a contact list
   /// except users who are in the Room with the ID [exceptRoomID].
   Future<List<User>> loadContacts({String exceptRoomID = ""}) async {
     List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT * FROM Users WHERE matrix_id!=? AND chat_id!=? GROUP BY matrix_id ORDER BY displayname",
+        "SELECT * FROM RoomStates WHERE state_key LIKE '@%:%' AND state_key!=? AND room_id!=? GROUP BY state_key ORDER BY state_key",
         [client.userID, exceptRoomID]);
     List<User> userList = [];
     for (int i = 0; i < res.length; i++)
-      userList.add(User.fromJson(res[i], Room(id: "", client: client)));
+      userList
+          .add(RoomState.fromJson(res[i], Room(id: "", client: client)).asUser);
     return userList;
   }
 
@@ -482,15 +324,15 @@ class Store {
   Future<List<User>> loadParticipants(Room room) async {
     List<Map<String, dynamic>> res = await db.rawQuery(
         "SELECT * " +
-            " FROM Users " +
+            " FROM RoomStates " +
-            " WHERE chat_id=? " +
+            " WHERE room_id=? " +
-            " AND membership='join'",
+            " AND type='m.room.member'",
         [room.id]);
 
     List<User> participants = [];
 
     for (num i = 0; i < res.length; i++) {
-      participants.add(User.fromJson(res[i], room));
+      participants.add(RoomState.fromJson(res[i], room).asUser);
     }
 
     return participants;
@@ -498,26 +340,18 @@ class Store {
 
   /// Returns a list of events for the given room and sets all participants.
   Future<List<Event>> getEventList(Room room) async {
-    List<Map<String, dynamic>> memberRes = await db.rawQuery(
-        "SELECT * " + " FROM Users " + " WHERE Users.chat_id=?", [room.id]);
-    Map<String, User> userMap = {};
-    for (num i = 0; i < memberRes.length; i++)
-      userMap[memberRes[i]["matrix_id"]] = User.fromJson(memberRes[i], room);
-
     List<Map<String, dynamic>> eventRes = await db.rawQuery(
         "SELECT * " +
-            " FROM Events events " +
+            " FROM Events " +
-            " WHERE events.chat_id=?" +
+            " WHERE room_id=?" +
-            " GROUP BY events.id " +
+            " GROUP BY event_id " +
             " ORDER BY origin_server_ts DESC",
         [room.id]);
 
     List<Event> eventList = [];
 
     for (num i = 0; i < eventRes.length; i++)
-      eventList.add(Event.fromJson(eventRes[i], room,
+      eventList.add(Event.fromJson(eventRes[i], room));
-          senderUser: userMap[eventRes[i]["sender"]],
-          stateKeyUser: userMap[eventRes[i]["state_key"]]));
 
     return eventList;
   }
@@ -528,25 +362,17 @@ class Store {
       bool onlyDirect = false,
       bool onlyGroups = false}) async {
     if (onlyDirect && onlyGroups) return [];
-    List<Map<String, dynamic>> res = await db.rawQuery(
+    List<Map<String, dynamic>> res = await db.rawQuery("SELECT * " +
-        "SELECT rooms.*, events.origin_server_ts, events.content_json, events.type, events.sender, events.status, events.state_key " +
+        " FROM Rooms" +
-            " FROM Rooms rooms LEFT JOIN Events events " +
+        " WHERE membership" +
-            " ON rooms.id=events.chat_id " +
-            " WHERE rooms.membership" +
         (onlyLeft ? "=" : "!=") +
         "'leave' " +
-            (onlyDirect ? " AND rooms.direct_chat_matrix_id!= '' " : "") +
+        " GROUP BY room_id ");
-            (onlyGroups ? " AND rooms.direct_chat_matrix_id= '' " : "") +
-            " GROUP BY rooms.id " +
-            " ORDER BY origin_server_ts DESC ");
     List<Room> roomList = [];
     for (num i = 0; i < res.length; i++) {
-      try {
+      Room room = await Room.getRoomFromTableRow(res[i], client,
-        Room room = await Room.getRoomFromTableRow(res[i], client);
+          states: getStatesFromRoomId(res[i]["room_id"]));
       roomList.add(room);
-      } catch (e) {
-        print(e.toString());
-      }
     }
     return roomList;
   }
@@ -554,114 +380,47 @@ class Store {
   /// Returns a room without events and participants.
   Future<Room> getRoomById(String id) async {
     List<Map<String, dynamic>> res =
-        await db.rawQuery("SELECT * FROM Rooms WHERE id=?", [id]);
+        await db.rawQuery("SELECT * FROM Rooms WHERE room_id=?", [id]);
     if (res.length != 1) return null;
-    return Room.getRoomFromTableRow(res[0], client);
+    return Room.getRoomFromTableRow(res[0], client,
+        states: getStatesFromRoomId(id));
   }
 
-  /// Returns a room without events and participants.
+  Future<List<Map<String, dynamic>>> getStatesFromRoomId(String id) async {
-  Future<Room> getRoomByAlias(String alias) async {
+    return db.rawQuery("SELECT * FROM RoomStates WHERE room_id=?", [id]);
-    List<Map<String, dynamic>> res = await db
-        .rawQuery("SELECT * FROM Rooms WHERE canonical_alias=?", [alias]);
-    if (res.length != 1) return null;
-    return Room.getRoomFromTableRow(res[0], client);
-  }
-
-  /// Calculates and returns an avatar for a direct chat by a given [roomID].
-  Future<String> getAvatarFromSingleChat(String roomID) async {
-    String avatarStr = "";
-    List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT avatar_url FROM Users " +
-            " WHERE Users.chat_id=? " +
-            " AND (Users.membership='join' OR Users.membership='invite') " +
-            " AND Users.matrix_id!=? ",
-        [roomID, client.userID]);
-    if (res.length == 1) avatarStr = res[0]["avatar_url"];
-    return avatarStr;
-  }
-
-  /// Calculates a chat name for a groupchat without a name. The chat name will
-  /// be the name of all users (excluding the user of this client) divided by
-  /// ','.
-  Future<String> getChatNameFromMemberNames(String roomID) async {
-    String displayname = 'Empty chat';
-    List<Map<String, dynamic>> rs = await db.rawQuery(
-        "SELECT Users.displayname, Users.matrix_id, Users.membership FROM Users " +
-            " WHERE Users.chat_id=? " +
-            " AND (Users.membership='join' OR Users.membership='invite') " +
-            " AND Users.matrix_id!=? ",
-        [roomID, client.userID]);
-    if (rs.length > 0) {
-      displayname = "";
-      for (var i = 0; i < rs.length; i++) {
-        String username = rs[i]["displayname"];
-        if (username == "" || username == null) username = rs[i]["matrix_id"];
-        if (rs[i]["state_key"] != client.userID) displayname += username + ", ";
-      }
-      if (displayname == "" || displayname == null)
-        displayname = 'Empty chat';
-      else
-        displayname = displayname.substring(0, displayname.length - 2);
-    }
-    return displayname;
-  }
-
-  /// Returns the (first) room ID from the store which is a private chat with
-  /// the user [userID]. Returns null if there is none.
-  Future<String> getDirectChatRoomID(String userID) async {
-    List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT id FROM Rooms WHERE direct_chat_matrix_id=? AND membership!='leave' LIMIT 1",
-        [userID]);
-    if (res.length != 1) return null;
-    return res[0]["id"];
-  }
-
-  /// Returns the power level of the user for the given [roomID]. Returns null if
-  /// the room or the own user wasn't found.
-  Future<int> getPowerLevel(String roomID) async {
-    List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT power_level FROM Users WHERE matrix_id=? AND chat_id=?",
-        [roomID, client.userID]);
-    if (res.length != 1) return null;
-    return res[0]["power_level"];
-  }
-
-  /// Returns the power levels from all users for the given [roomID].
-  Future<Map<String, int>> getPowerLevels(String roomID) async {
-    List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT matrix_id, power_level FROM Users WHERE chat_id=?",
-        [roomID, client.userID]);
-    Map<String, int> powerMap = {};
-    for (int i = 0; i < res.length; i++)
-      powerMap[res[i]["matrix_id"]] = res[i]["power_level"];
-    return powerMap;
-  }
-
-  Future<Map<String, List<String>>> getAccountDataDirectChats() async {
-    Map<String, List<String>> directChats = {};
-    List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT id, direct_chat_matrix_id FROM Rooms WHERE direct_chat_matrix_id!=''");
-    for (int i = 0; i < res.length; i++) {
-      if (directChats.containsKey(res[i]["direct_chat_matrix_id"]))
-        directChats[res[i]["direct_chat_matrix_id"]].add(res[i]["id"]);
-      else
-        directChats[res[i]["direct_chat_matrix_id"]] = [res[i]["id"]];
-    }
-    return directChats;
   }
 
   Future<void> forgetRoom(String roomID) async {
-    await db.rawDelete("DELETE FROM Rooms WHERE id=?", [roomID]);
+    await db.rawDelete("DELETE FROM Rooms WHERE room_id=?", [roomID]);
     return;
   }
 
   /// Searches for the event in the store.
   Future<Event> getEventById(String eventID, Room room) async {
     List<Map<String, dynamic>> res = await db.rawQuery(
-        "SELECT * FROM Events WHERE id=? AND chat_id=?", [eventID, room.id]);
+        "SELECT * FROM Events WHERE id=? AND room_id=?", [eventID, room.id]);
     if (res.length == 0) return null;
-    return Event.fromJson(res[0], room,
+    return Event.fromJson(res[0], room);
-        senderUser: (await room.getUserByMXID(res[0]["sender"])));
+  }
+
+  Future<Map<String, AccountData>> getAccountData() async {
+    Map<String, AccountData> newAccountData = {};
+    List<Map<String, dynamic>> rawAccountData =
+        await db.rawQuery("SELECT * FROM AccountData");
+    for (int i = 0; i < rawAccountData.length; i++)
+      newAccountData[rawAccountData[i]["type"]] =
+          AccountData.fromJson(rawAccountData[i]);
+    return newAccountData;
+  }
+
+  Future<Map<String, Presence>> getPresences() async {
+    Map<String, Presence> newPresences = {};
+    List<Map<String, dynamic>> rawPresences =
+        await db.rawQuery("SELECT * FROM Presences");
+    for (int i = 0; i < rawPresences.length; i++)
+      newPresences[rawPresences[i]["type"]] =
+          Presence.fromJson(rawPresences[i]);
+    return newPresences;
   }
 
   Future forgetNotification(String roomID) async {
@@ -679,7 +438,8 @@ class Store {
         "INSERT INTO NotificationsCache(id, chat_id, event_id) VALUES (?, ?, ?)",
         [uniqueID, roomID, event_id]);
     // Make sure we got the same unique ID everywhere
-    await db.rawUpdate("UPDATE NotificationsCache SET id=? WHERE chat_id=?", [uniqueID, roomID]);
+    await db.rawUpdate("UPDATE NotificationsCache SET id=? WHERE chat_id=?",
+        [uniqueID, roomID]);
     return;
   }
 
@@ -707,70 +467,63 @@ class Store {
         'UNIQUE(client))',
 
     /// The database scheme for the Room class.
-    "Rooms": 'CREATE TABLE IF NOT EXISTS Rooms(' +
+    'Rooms': 'CREATE TABLE IF NOT EXISTS Rooms(' +
-        'id TEXT PRIMARY KEY, ' +
+        'room_id TEXT PRIMARY KEY, ' +
         'membership TEXT, ' +
-        'topic TEXT, ' +
         'highlight_count INTEGER, ' +
         'notification_count INTEGER, ' +
+        'prev_batch TEXT, ' +
         'joined_member_count INTEGER, ' +
         'invited_member_count INTEGER, ' +
         'heroes TEXT, ' +
-        'prev_batch TEXT, ' +
+        'UNIQUE(room_id))',
-        'avatar_url TEXT, ' +
-        'draft TEXT, ' +
-        'unread INTEGER, ' + // Timestamp of when the user has last read the chat
-        'fully_read TEXT, ' + // ID of the fully read marker event
-        'description TEXT, ' +
-        'canonical_alias TEXT, ' + // The address in the form: #roomname:homeserver.org
-        'direct_chat_matrix_id TEXT, ' + //If this room is a direct chat, this is the matrix ID of the user
-        'notification_settings TEXT, ' + // Must be one of [all, mention]
 
-        // Security rules
+    /// The database scheme for the TimelineEvent class.
-        'guest_access TEXT, ' +
+    'Events': 'CREATE TABLE IF NOT EXISTS Events(' +
-        'history_visibility TEXT, ' +
+        'event_id TEXT PRIMARY KEY, ' +
-        'join_rules TEXT, ' +
+        'room_id TEXT, ' +
+        'origin_server_ts INTEGER, ' +
+        'sender TEXT, ' +
+        'type TEXT, ' +
+        'unsigned TEXT, ' +
+        'content TEXT, ' +
+        'prev_content TEXT, ' +
+        'state_key TEXT, ' +
+        "status INTEGER, " +
+        'UNIQUE(event_id))',
 
-        // Power levels
+    /// The database scheme for room states.
-        'power_events_default INTEGER, ' +
+    'RoomStates': 'CREATE TABLE IF NOT EXISTS RoomStates(' +
-        'power_state_default INTEGER, ' +
+        'event_id TEXT PRIMARY KEY, ' +
-        'power_redact INTEGER, ' +
+        'room_id TEXT, ' +
-        'power_invite INTEGER, ' +
-        'power_ban INTEGER, ' +
-        'power_kick INTEGER, ' +
-        'power_user_default INTEGER, ' +
-
-        // Power levels for events
-        'power_event_avatar INTEGER, ' +
-        'power_event_history_visibility INTEGER, ' +
-        'power_event_canonical_alias INTEGER, ' +
-        'power_event_aliases INTEGER, ' +
-        'power_event_name INTEGER, ' +
-        'power_event_power_levels INTEGER, ' +
-        'UNIQUE(id))',
-
-    /// The database scheme for the Event class.
-    "Events": 'CREATE TABLE IF NOT EXISTS Events(' +
-        'id TEXT PRIMARY KEY, ' +
-        'chat_id TEXT, ' +
         'origin_server_ts INTEGER, ' +
         'sender TEXT, ' +
         'state_key TEXT, ' +
-        'content_body TEXT, ' +
+        'unsigned TEXT, ' +
+        'prev_content TEXT, ' +
         'type TEXT, ' +
-        'content_json TEXT, ' +
+        'content TEXT, ' +
-        "status INTEGER, " +
+        'UNIQUE(room_id,state_key,type))',
-        'UNIQUE(id))',
 
-    /// The database scheme for the User class.
+    /// The database scheme for room states.
-    "Users": 'CREATE TABLE IF NOT EXISTS Users(' +
+    'AccountData': 'CREATE TABLE IF NOT EXISTS AccountData(' +
-        'chat_id TEXT, ' + // The chat id of this membership
+        'type TEXT PRIMARY KEY, ' +
-        'matrix_id TEXT, ' + // The matrix id of this user
+        'content TEXT, ' +
-        'displayname TEXT, ' +
+        'UNIQUE(type))',
-        'avatar_url TEXT, ' +
+
-        'membership TEXT, ' + // The status of the membership. Must be one of [join, invite, ban, leave]
+    /// The database scheme for room states.
-        'power_level INTEGER, ' + // The power level of this user. Must be in [0,..,100]
+    'RoomAccountData': 'CREATE TABLE IF NOT EXISTS RoomAccountData(' +
-        'UNIQUE(chat_id, matrix_id))',
+        'type TEXT PRIMARY KEY, ' +
+        'room_id TEXT, ' +
+        'content TEXT, ' +
+        'UNIQUE(type,room_id))',
+
+    /// The database scheme for room states.
+    'Presences': 'CREATE TABLE IF NOT EXISTS Presences(' +
+        'type TEXT PRIMARY KEY, ' +
+        'sender TEXT, ' +
+        'content TEXT, ' +
+        'UNIQUE(sender))',
 
     /// The database scheme for the NotificationsCache class.
     "NotificationsCache": 'CREATE TABLE IF NOT EXISTS NotificationsCache(' +

lib/src/Timeline.dart

@@ -28,6 +28,9 @@ import 'Room.dart';
 import 'User.dart';
 import 'sync/EventUpdate.dart';
 
+typedef onTimelineUpdateCallback = void Function();
+typedef onTimelineInsertCallback = void Function(int insertID);
+
 /// Represents the timeline of a room. The callbacks [onUpdate], [onDelete],
 /// [onInsert] and [onResort] will be triggered automatically. The initial
 /// event list will be retreived when created by the [room.getTimeline] method.
@@ -47,8 +50,8 @@ class Timeline {
   int _findEvent({String event_id, String unsigned_txid}) {
     int i;
     for (i = 0; i < events.length; i++) {
-      if (events[i].id == event_id ||
+      if (events[i].eventId == event_id ||
-          (unsigned_txid != null && events[i].id == unsigned_txid)) break;
+          (unsigned_txid != null && events[i].eventId == unsigned_txid)) break;
     }
     return i;
   }
@@ -82,33 +85,7 @@ class Timeline {
             eventUpdate.content["avatar_url"] = senderUser.avatarUrl.mxc;
           }
 
-          User stateKeyUser;
-          if (eventUpdate.content.containsKey("state_key")) {
-            stateKeyUser = await room.client.store?.getUser(
-                matrixID: eventUpdate.content["state_key"], room: room);
-          }
-
-          if (senderUser != null && stateKeyUser != null) {
-            newEvent = Event.fromJson(eventUpdate.content, room,
-                senderUser: senderUser, stateKeyUser: stateKeyUser);
-          } else if (senderUser != null) {
-            newEvent = Event.fromJson(eventUpdate.content, room,
-                senderUser: senderUser);
-          } else if (stateKeyUser != null) {
-            newEvent = Event.fromJson(eventUpdate.content, room,
-                stateKeyUser: stateKeyUser);
-          } else {
           newEvent = Event.fromJson(eventUpdate.content, room);
-          }
-
-          // TODO update to type check when https://gitlab.com/famedly/famedlysdk/merge_requests/28/ is merged
-          if (newEvent.content.containsKey("m.relates_to")) {
-            Map<String, dynamic> relates_to = newEvent.content["m.relates_to"];
-            if (relates_to.containsKey("m.in_reply_to")) {
-              newEvent.replyEvent = await room.getEventById(newEvent
-                  .content["m.relates_to"]["m.in_reply_to"]["event_id"]);
-            }
-          }
 
           events.insert(0, newEvent);
           if (onInsert != null) onInsert(0);
@@ -128,6 +105,3 @@ class Timeline {
     if (onUpdate != null) onUpdate();
   }
 }
-
-typedef onTimelineUpdateCallback = void Function();
-typedef onTimelineInsertCallback = void Function(int insertID);

lib/src/User.dart

@@ -22,7 +22,9 @@
  */
 
 import 'package:famedlysdk/src/Room.dart';
+import 'package:famedlysdk/src/RoomState.dart';
 import 'package:famedlysdk/src/responses/ErrorResponse.dart';
+import 'package:famedlysdk/src/utils/ChatTime.dart';
 import 'package:famedlysdk/src/utils/MxContent.dart';
 
 import 'Connection.dart';
@@ -30,85 +32,80 @@ import 'Connection.dart';
 enum Membership { join, invite, leave, ban }
 
 /// Represents a Matrix User which may be a participant in a Matrix Room.
-class User {
+class User extends RoomState {
+  factory User(
+    String id, {
+    String membership,
+    String displayName,
+    String avatarUrl,
+    Room room,
+  }) {
+    Map<String, String> content = {};
+    if (membership != null) content["membership"] = membership;
+    if (displayName != null) content["displayname"] = displayName;
+    if (avatarUrl != null) content["avatar_url"] = avatarUrl;
+    return User.fromState(
+      stateKey: id,
+      content: content,
+      typeKey: "m.room.member",
+      roomId: room?.id,
+      room: room,
+      time: ChatTime.now(),
+    );
+  }
+
+  User.fromState(
+      {dynamic prevContent,
+      String stateKey,
+      dynamic content,
+      String typeKey,
+      String eventId,
+      String roomId,
+      String senderId,
+      ChatTime time,
+      dynamic unsigned,
+      Room room})
+      : super(
+            stateKey: stateKey,
+            prevContent: prevContent,
+            content: content,
+            typeKey: typeKey,
+            eventId: eventId,
+            roomId: roomId,
+            senderId: senderId,
+            time: time,
+            unsigned: unsigned,
+            room: room);
+
   /// The full qualified Matrix ID in the format @username:server.abc.
-  final String id;
+  String get id => stateKey;
 
   /// The displayname of the user if the user has set one.
-  final String displayName;
+  String get displayName => content != null ? content["displayname"] : null;
 
   /// The membership status of the user. One of:
   /// join
   /// invite
   /// leave
   /// ban
-  Membership membership;
+  Membership get membership => Membership.values.firstWhere((e) {
+        if (content["membership"] != null) {
+          return e.toString() == 'Membership.' + content['membership'];
+        }
+        return false;
+      });
 
   /// The avatar if the user has one.
-  MxContent avatarUrl;
+  MxContent get avatarUrl => content != null && content["avatar_url"] is String
-
+      ? MxContent(content["avatar_url"])
-  /// The powerLevel of the user. Normally:
+      : MxContent("");
-  /// 0=Normal user
-  /// 50=Moderator
-  /// 100=Admin
-  int powerLevel = 0;
-
-  /// All users normally belong to a room.
-  final Room room;
-
-  @Deprecated("Use membership instead!")
-  String get status => membership.toString().split('.').last;
-
-  @Deprecated("Use ID instead!")
-  String get mxid => id;
-
-  @Deprecated("Use avatarUrl instead!")
-  MxContent get avatar_url => avatarUrl;
-
-  User(
-    String id, {
-    this.membership,
-    this.displayName,
-    this.avatarUrl,
-    this.powerLevel,
-    this.room,
-  }) : this.id = id ?? "";
 
   /// Returns the displayname or the local part of the Matrix ID if the user
   /// has no displayname.
   String calcDisplayname() => (displayName == null || displayName.isEmpty)
-      ? id.replaceFirst("@", "").split(":")[0]
+      ? stateKey.replaceFirst("@", "").split(":")[0]
       : displayName;
 
-  /// Creates a new User object from a json string like a row from the database.
-  static User fromJson(Map<String, dynamic> json, Room room) {
-    return User(json['matrix_id'] ?? json['sender'],
-        displayName: json['displayname'],
-        avatarUrl: MxContent(json['avatar_url']),
-        membership: Membership.values.firstWhere((e) {
-          if (json["membership"] != null) {
-            return e.toString() == 'Membership.' + json['membership'];
-          }
-          return false;
-        }, orElse: () => null),
-        powerLevel: json['power_level'],
-        room: room);
-  }
-
-  /// Checks if the client's user has the permission to kick this user.
-  Future<bool> get canKick async {
-    final int ownPowerLevel = await room.client.store.getPowerLevel(room.id);
-    return ownPowerLevel > powerLevel &&
-        ownPowerLevel >= room.powerLevels["power_kick"];
-  }
-
-  /// Checks if the client's user has the permission to ban or unban this user.
-  Future<bool> get canBan async {
-    final int ownPowerLevel = await room.client.store.getPowerLevel(room.id);
-    return ownPowerLevel > powerLevel &&
-        ownPowerLevel >= room.powerLevels["power_ban"];
-  }
-
   /// Call the Matrix API to kick this user from this room.
   Future<dynamic> kick() async {
     dynamic res = await room.kick(id);
@@ -137,7 +134,7 @@ class User {
   /// Returns null on error.
   Future<String> startDirectChat() async {
     // Try to find an existing direct chat
-    String roomID = await room.client?.store?.getDirectChatRoomID(id);
+    String roomID = await room.client?.getDirectChatFromUserId(id);
     if (roomID != null) return roomID;
 
     // Start a new direct chat

lib/src/utils/ChatTime.dart

@@ -59,7 +59,6 @@ class ChatTime {
       return toTimeString();
     } else if (sameWeek) {
       switch (dateTime.weekday) {
-        // TODO: Needs localization
         case 1:
           return "Montag";
         case 2:

test/Client_test.dart

@@ -23,8 +23,10 @@
 
 import 'dart:async';
 
+import 'package:famedlysdk/src/AccountData.dart';
 import 'package:famedlysdk/src/Client.dart';
 import 'package:famedlysdk/src/Connection.dart';
+import 'package:famedlysdk/src/Presence.dart';
 import 'package:famedlysdk/src/User.dart';
 import 'package:famedlysdk/src/requests/SetPushersRequest.dart';
 import 'package:famedlysdk/src/responses/ErrorResponse.dart';
@@ -61,10 +63,19 @@ void main() {
       Future<ErrorResponse> errorFuture =
           matrix.connection.onError.stream.first;
 
+      int presenceCounter = 0;
+      int accountDataCounter = 0;
+      matrix.onPresence = (Presence data) {
+        presenceCounter++;
+      };
+      matrix.onAccountData = (AccountData data) {
+        accountDataCounter++;
+      };
+
       final bool checkResp1 =
-          await matrix.checkServer("https://fakeServer.wrongaddress");
+          await matrix.checkServer("https://fakeserver.wrongaddress");
       final bool checkResp2 =
-          await matrix.checkServer("https://fakeServer.notExisting");
+          await matrix.checkServer("https://fakeserver.notexisting");
 
       ErrorResponse checkError = await errorFuture;
 
@@ -107,6 +118,23 @@ void main() {
       expect(loginState, LoginState.logged);
       expect(firstSync, true);
       expect(sync["next_batch"] == matrix.prevBatch, true);
+
+      expect(matrix.accountData.length, 2);
+      expect(matrix.getDirectChatFromUserId("@bob:example.com"),
+          "!726s6s6q:example.com");
+      expect(matrix.roomList.rooms[1].directChatMatrixID, "@bob:example.com");
+      expect(matrix.directChats, matrix.accountData["m.direct"].content);
+      expect(matrix.presences.length, 1);
+      expect(matrix.roomList.rooms.length, 2);
+      expect(matrix.roomList.rooms[1].canonicalAlias,
+          "#famedlyContactDiscovery:${matrix.userID.split(":")[1]}");
+      final List<User> contacts = await matrix.loadFamedlyContacts();
+      expect(contacts.length, 1);
+      expect(contacts[0].senderId, "@alice:example.org");
+      expect(
+          matrix.presences["@alice:example.com"].content["presence"], "online");
+      expect(presenceCounter, 1);
+      expect(accountDataCounter, 2);
     });
 
     test('Try to get ErrorResponse', () async {
@@ -172,36 +200,39 @@ void main() {
 
       List<EventUpdate> eventUpdateList = await eventUpdateListFuture;
 
-      expect(eventUpdateList.length, 7);
+      expect(eventUpdateList.length, 8);
 
-      expect(eventUpdateList[0].eventType == "m.room.member", true);
+      expect(eventUpdateList[0].eventType, "m.room.member");
-      expect(eventUpdateList[0].roomID == "!726s6s6q:example.com", true);
+      expect(eventUpdateList[0].roomID, "!726s6s6q:example.com");
-      expect(eventUpdateList[0].type == "state", true);
+      expect(eventUpdateList[0].type, "state");
 
-      expect(eventUpdateList[1].eventType == "m.room.member", true);
+      expect(eventUpdateList[1].eventType, "m.room.canonical_alias");
-      expect(eventUpdateList[1].roomID == "!726s6s6q:example.com", true);
+      expect(eventUpdateList[1].roomID, "!726s6s6q:example.com");
-      expect(eventUpdateList[1].type == "timeline", true);
+      expect(eventUpdateList[1].type, "state");
 
-      expect(eventUpdateList[2].eventType == "m.room.message", true);
+      expect(eventUpdateList[2].eventType, "m.room.member");
-      expect(eventUpdateList[2].roomID == "!726s6s6q:example.com", true);
+      expect(eventUpdateList[2].roomID, "!726s6s6q:example.com");
-      expect(eventUpdateList[2].type == "timeline", true);
+      expect(eventUpdateList[2].type, "timeline");
 
-      expect(eventUpdateList[3].eventType == "m.tag", true);
+      expect(eventUpdateList[3].eventType, "m.room.message");
-      expect(eventUpdateList[3].roomID == "!726s6s6q:example.com", true);
+      expect(eventUpdateList[3].roomID, "!726s6s6q:example.com");
-      expect(eventUpdateList[3].type == "account_data", true);
+      expect(eventUpdateList[3].type, "timeline");
 
-      expect(eventUpdateList[4].eventType == "org.example.custom.room.config",
+      expect(eventUpdateList[4].eventType, "m.tag");
-          true);
+      expect(eventUpdateList[4].roomID, "!726s6s6q:example.com");
-      expect(eventUpdateList[4].roomID == "!726s6s6q:example.com", true);
+      expect(eventUpdateList[4].type, "account_data");
-      expect(eventUpdateList[4].type == "account_data", true);
 
-      expect(eventUpdateList[5].eventType == "m.room.name", true);
+      expect(eventUpdateList[5].eventType, "org.example.custom.room.config");
-      expect(eventUpdateList[5].roomID == "!696r7674:example.com", true);
+      expect(eventUpdateList[5].roomID, "!726s6s6q:example.com");
-      expect(eventUpdateList[5].type == "invite_state", true);
+      expect(eventUpdateList[5].type, "account_data");
 
-      expect(eventUpdateList[6].eventType == "m.room.member", true);
+      expect(eventUpdateList[6].eventType, "m.room.name");
-      expect(eventUpdateList[6].roomID == "!696r7674:example.com", true);
+      expect(eventUpdateList[6].roomID, "!696r7674:example.com");
-      expect(eventUpdateList[6].type == "invite_state", true);
+      expect(eventUpdateList[6].type, "invite_state");
+
+      expect(eventUpdateList[7].eventType, "m.room.member");
+      expect(eventUpdateList[7].roomID, "!696r7674:example.com");
+      expect(eventUpdateList[7].type, "invite_state");
     });
 
     test('User Update Test', () async {
@@ -209,16 +240,13 @@ void main() {
 
       List<UserUpdate> eventUpdateList = await userUpdateListFuture;
 
-      expect(eventUpdateList.length, 3);
+      expect(eventUpdateList.length, 4);
 
       expect(eventUpdateList[0].eventType == "m.presence", true);
       expect(eventUpdateList[0].type == "presence", true);
 
       expect(eventUpdateList[1].eventType == "org.example.custom.config", true);
       expect(eventUpdateList[1].type == "account_data", true);
-
-      expect(eventUpdateList[2].eventType == "m.new_device", true);
-      expect(eventUpdateList[2].type == "to_device", true);
     });
 
     testWidgets('should get created', create);

test/Event_test.dart

@@ -24,8 +24,7 @@
 import 'dart:convert';
 
 import 'package:famedlysdk/famedlysdk.dart';
-import 'package:famedlysdk/src/Event.dart';
+import 'package:famedlysdk/src/RoomState.dart';
-import 'package:famedlysdk/src/User.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import 'FakeMatrixApi.dart';
@@ -36,9 +35,6 @@ void main() {
     final int timestamp = DateTime.now().millisecondsSinceEpoch;
     final String id = "!4fsdfjisjf:server.abc";
     final String senderID = "@alice:server.abc";
-    final String senderDisplayname = "Alice";
-    final String empty = "";
-    final Membership membership = Membership.join;
     final String type = "m.room.message";
     final String msgtype = "m.text";
     final String body = "Hello World";
@@ -49,29 +45,29 @@ void main() {
 
     Map<String, dynamic> jsonObj = {
       "event_id": id,
-      "matrix_id": senderID,
+      "sender": senderID,
-      "displayname": senderDisplayname,
-      "avatar_url": empty,
-      "membership": membership.toString().split('.').last,
       "origin_server_ts": timestamp,
-      "state_key": empty,
       "type": type,
-      "content_json": contentJson,
+      "status": 2,
+      "content": contentJson,
     };
 
     test("Create from json", () async {
       Event event = Event.fromJson(jsonObj, null);
 
-      expect(event.id, id);
+      expect(event.eventId, id);
-      expect(event.sender.id, senderID);
+      expect(event.senderId, senderID);
-      expect(event.sender.displayName, senderDisplayname);
-      expect(event.sender.avatarUrl.mxc, empty);
-      expect(event.sender.membership, membership);
       expect(event.status, 2);
       expect(event.text, body);
       expect(event.formattedText, formatted_body);
       expect(event.getBody(), body);
       expect(event.type, EventTypes.Text);
+      jsonObj["state_key"] = "";
+      RoomState state = RoomState.fromJson(jsonObj, null);
+      expect(state.eventId, id);
+      expect(state.stateKey, "");
+      expect(state.key, "m.room.message");
+      expect(state.timelineEvent.status, 1);
     });
     test("Test all EventTypes", () async {
       Event event;
@@ -121,7 +117,7 @@ void main() {
       expect(event.type, EventTypes.HistoryVisibility);
 
       jsonObj["type"] = "m.room.message";
-      jsonObj["content"] = json.decode(jsonObj["content_json"]);
+      jsonObj["content"] = json.decode(jsonObj["content"]);
 
       jsonObj["content"]["msgtype"] = "m.notice";
       event = Event.fromJson(jsonObj, null);

test/FakeMatrixApi.dart

@@ -39,7 +39,7 @@ class FakeMatrixApi extends MockClient {
               method == "GET" ? request.url.queryParameters : request.body;
           var res = {};
 
-          print("$method request to $action with Data: $data");
+          //print("$method request to $action with Data: $data");
 
           // Sync requests with timeout
           if (data is Map<String, dynamic> && data["timeout"] is String) {
@@ -64,6 +64,20 @@ class FakeMatrixApi extends MockClient {
 
   static final Map<String, Map<String, dynamic>> api = {
     "GET": {
+      "/client/r0/rooms/!localpart:server.abc/state/m.room.member/@getme:example.com":
+          (var req) => {
+                "content": {
+                  "membership": "join",
+                  "displayname": "You got me",
+                },
+                "type": "m.room.member",
+                "event_id": "143273582443PhrSn:example.org",
+                "room_id": "!localpart:server.abc",
+                "sender": "@getme:example.com",
+                "state_key": "@getme:example.com",
+                "origin_server_ts": 1432735824653,
+                "unsigned": {"age": 1234}
+              },
       "/client/r0/rooms/!localpart:server.abc/event/1234": (var req) => {
             "content": {
               "body": "This is an example text message",
@@ -78,7 +92,7 @@ class FakeMatrixApi extends MockClient {
             "origin_server_ts": 1432735824653,
             "unsigned": {"age": 1234}
           },
-      "/client/r0/rooms/!1234:example.com/messages?from=1234&dir=b&limit=100":
+      "/client/r0/rooms/!1234:example.com/messages?from=1234&dir=b&limit=100&filter=%7B%22room%22:%7B%22state%22:%7B%22lazy_load_members%22:true%7D%7D%7D":
           (var req) => {
                 "start": "t47429-4392820_219380_26003_2265",
                 "end": "t47409-4357353_219380_26003_2265",
@@ -153,6 +167,24 @@ class FakeMatrixApi extends MockClient {
               {"type": "m.login.password"}
             ]
           },
+      "/client/r0/rooms/!726s6s6q:example.com/members": (var req) => {
+            "chunk": [
+              {
+                "content": {
+                  "membership": "join",
+                  "avatar_url": "mxc://example.org/SEsfnsuifSDFSSEF",
+                  "displayname": "Alice Margatroid"
+                },
+                "type": "m.room.member",
+                "event_id": "§143273582443PhrSn:example.org",
+                "room_id": "!636q39766251:example.com",
+                "sender": "@alice:example.org",
+                "origin_server_ts": 1432735824653,
+                "unsigned": {"age": 1234},
+                "state_key": "@alice:example.org"
+              }
+            ]
+          },
       "/client/r0/rooms/!localpart:server.abc/members": (var req) => {
             "chunk": [
               {
@@ -333,7 +365,16 @@ class FakeMatrixApi extends MockClient {
                     {
                       "type": "org.example.custom.config",
                       "content": {"custom_config_key": "custom_config_value"}
-                    }
+                    },
+                    {
+                      "content": {
+                        "@bob:example.com": [
+                          "!726s6s6q:example.com",
+                          "!hgfedcba:example.com"
+                        ]
+                      },
+                      "type": "m.direct"
+                    },
                   ]
                 },
                 "to_device": {
@@ -364,6 +405,17 @@ class FakeMatrixApi extends MockClient {
                             "content": {"membership": "join"},
                             "origin_server_ts": 1417731086795,
                             "event_id": "66697273743031:example.com"
+                          },
+                          {
+                            "sender": "@alice:example.com",
+                            "type": "m.room.canonical_alias",
+                            "content": {
+                              "alias":
+                                  "#famedlyContactDiscovery:fakeServer.notExisting"
+                            },
+                            "state_key": "",
+                            "origin_server_ts": 1417731086796,
+                            "event_id": "66697273743032:example.com"
                           }
                         ]
                       },
@@ -465,12 +517,30 @@ class FakeMatrixApi extends MockClient {
             "room_id": "!1234:fakeServer.notExisting",
           },
       "/client/r0/rooms/!localpart:server.abc/read_markers": (var reqI) => {},
+      "/client/r0/rooms/!localpart:server.abc/kick": (var reqI) => {},
+      "/client/r0/rooms/!localpart:server.abc/ban": (var reqI) => {},
+      "/client/r0/rooms/!localpart:server.abc/unban": (var reqI) => {},
+      "/client/r0/rooms/!localpart:server.abc/invite": (var reqI) => {},
     },
     "PUT": {
       "/client/r0/rooms/!1234:example.com/send/m.room.message/1234":
           (var reqI) => {
                 "event_id": "42",
               },
+      "/client/r0/rooms/!localpart:server.abc/state/m.room.name": (var reqI) =>
+          {
+            "event_id": "42",
+          },
+      "/client/r0/rooms/!localpart:server.abc/state/m.room.topic": (var reqI) =>
+          {
+            "event_id": "42",
+          },
+      "/client/r0/rooms/!localpart:server.abc/state/m.room.power_levels":
+          (var reqI) => {
+                "event_id": "42",
+              },
+      "/client/r0/user/@test:fakeServer.notExisting/account_data/m.direct":
+          (var reqI) => {},
     },
     "DELETE": {
       "/unknown/token": (var req) => {"errcode": "M_UNKNOWN_TOKEN"},

test/Room_test.dart

@@ -24,7 +24,10 @@
 import 'package:famedlysdk/src/Client.dart';
 import 'package:famedlysdk/src/Event.dart';
 import 'package:famedlysdk/src/Room.dart';
+import 'package:famedlysdk/src/RoomState.dart';
+import 'package:famedlysdk/src/Timeline.dart';
 import 'package:famedlysdk/src/User.dart';
+import 'package:famedlysdk/src/utils/ChatTime.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import 'FakeMatrixApi.dart';
@@ -50,24 +53,9 @@ void main() {
 
     test("Create from json", () async {
       final String id = "!localpart:server.abc";
-      final String name = "My Room";
       final Membership membership = Membership.join;
-      final String topic = "This is my own room";
-      final int unread = DateTime.now().millisecondsSinceEpoch;
       final int notificationCount = 2;
       final int highlightCount = 1;
-      final String fullyRead = "fjh82jdjifd:server.abc";
-      final String notificationSettings = "all";
-      final String guestAccess = "forbidden";
-      final String canonicalAlias = "#testroom:example.com";
-      final String historyVisibility = "invite";
-      final String joinRules = "invite";
-      final int now = DateTime.now().millisecondsSinceEpoch;
-      final String msgtype = "m.text";
-      final String body = "Hello World";
-      final String formatted_body = "<b>Hello</b> World";
-      final String contentJson =
-          '{"msgtype":"$msgtype","body":"$body","formatted_body":"$formatted_body"}';
       final List<String> heroes = [
         "@alice:matrix.org",
         "@bob:example.com",
@@ -75,37 +63,12 @@ void main() {
       ];
 
       Map<String, dynamic> jsonObj = {
-        "id": id,
+        "room_id": id,
         "membership": membership.toString().split('.').last,
-        "topic": name,
-        "description": topic,
         "avatar_url": "",
         "notification_count": notificationCount,
         "highlight_count": highlightCount,
-        "unread": unread,
-        "fully_read": fullyRead,
-        "notification_settings": notificationSettings,
-        "direct_chat_matrix_id": "",
-        "draft": "",
         "prev_batch": "",
-        "guest_access": guestAccess,
-        "history_visibility": historyVisibility,
-        "join_rules": joinRules,
-        "canonical_alias": canonicalAlias,
-        "power_events_default": 0,
-        "power_state_default": 0,
-        "power_redact": 0,
-        "power_invite": 0,
-        "power_ban": 0,
-        "power_kick": 0,
-        "power_user_default": 0,
-        "power_event_avatar": 0,
-        "power_event_history_visibility": 0,
-        "power_event_canonical_alias": 0,
-        "power_event_aliases": 0,
-        "power_event_name": 0,
-        "power_event_power_levels": 0,
-        "content_json": contentJson,
         "joined_member_count": notificationCount,
         "invited_member_count": notificationCount,
         "heroes": heroes.join(","),
@@ -115,37 +78,69 @@ void main() {
 
       expect(room.id, id);
       expect(room.membership, membership);
-      expect(room.name, name);
-      expect(room.displayname, name);
-      expect(room.topic, topic);
-      expect(room.avatar.mxc, "");
       expect(room.notificationCount, notificationCount);
       expect(room.highlightCount, highlightCount);
-      expect(room.unread.toTimeStamp(), unread);
-      expect(room.fullyRead, fullyRead);
-      expect(room.notificationSettings, notificationSettings);
-      expect(room.directChatMatrixID, "");
-      expect(room.draft, "");
-      expect(room.canonicalAlias, canonicalAlias);
-      expect(room.prev_batch, "");
-      expect(room.guestAccess, guestAccess);
-      expect(room.historyVisibility, historyVisibility);
-      expect(room.joinRules, joinRules);
-      expect(room.lastMessage, body);
-      expect(room.timeCreated.toTimeStamp() >= now, true);
-      room.powerLevels.forEach((String key, int value) {
-        expect(value, 0);
-      });
       expect(room.mJoinedMemberCount, notificationCount);
       expect(room.mInvitedMemberCount, notificationCount);
       expect(room.mHeroes, heroes);
-
-      jsonObj["topic"] = "";
-      room = await Room.getRoomFromTableRow(jsonObj, matrix);
-      expect(room.displayname, "testroom");
-      jsonObj["canonical_alias"] = "";
-      room = await Room.getRoomFromTableRow(jsonObj, matrix);
       expect(room.displayname, "alice, bob, charley");
+
+      room.states["m.room.canonical_alias"] = RoomState(
+          senderId: "@test:example.com",
+          typeKey: "m.room.canonical_alias",
+          roomId: room.id,
+          room: room,
+          eventId: "123",
+          content: {"alias": "#testalias:example.com"},
+          stateKey: "");
+      expect(room.displayname, "testalias");
+      expect(room.canonicalAlias, "#testalias:example.com");
+
+      room.states["m.room.name"] = RoomState(
+          senderId: "@test:example.com",
+          typeKey: "m.room.name",
+          roomId: room.id,
+          room: room,
+          eventId: "123",
+          content: {"name": "testname"},
+          stateKey: "");
+      expect(room.displayname, "testname");
+
+      expect(room.topic, "");
+      room.states["m.room.topic"] = RoomState(
+          senderId: "@test:example.com",
+          typeKey: "m.room.topic",
+          roomId: room.id,
+          room: room,
+          eventId: "123",
+          content: {"topic": "testtopic"},
+          stateKey: "");
+      expect(room.topic, "testtopic");
+
+      expect(room.avatar.mxc, "");
+      room.states["m.room.avatar"] = RoomState(
+          senderId: "@test:example.com",
+          typeKey: "m.room.avatar",
+          roomId: room.id,
+          room: room,
+          eventId: "123",
+          content: {"url": "mxc://testurl"},
+          stateKey: "");
+      expect(room.avatar.mxc, "mxc://testurl");
+
+      expect(room.lastEvent, null);
+      room.states["m.room.message"] = RoomState(
+          senderId: "@test:example.com",
+          typeKey: "m.room.message",
+          roomId: room.id,
+          room: room,
+          eventId: "12345",
+          time: ChatTime.now(),
+          content: {"msgtype": "m.text", "body": "test"},
+          stateKey: "");
+      expect(room.lastEvent.eventId, "12345");
+      expect(room.lastMessage, "test");
+      expect(room.timeCreated, room.lastEvent.time);
     });
 
     test("sendReadReceipt", () async {
@@ -167,7 +162,98 @@ void main() {
 
     test("getEventByID", () async {
       final Event event = await room.getEventById("1234");
-      expect(event.id, "143273582443PhrSn:example.org");
+      expect(event.eventId, "143273582443PhrSn:example.org");
+    });
+
+    test("setName", () async {
+      final dynamic resp = await room.setName("Testname");
+      expect(resp["event_id"], "42");
+    });
+
+    test("setDescription", () async {
+      final dynamic resp = await room.setDescription("Testname");
+      expect(resp["event_id"], "42");
+    });
+
+    test("kick", () async {
+      final dynamic resp = await room.kick("Testname");
+      expect(resp, {});
+    });
+
+    test("ban", () async {
+      final dynamic resp = await room.ban("Testname");
+      expect(resp, {});
+    });
+
+    test("unban", () async {
+      final dynamic resp = await room.unban("Testname");
+      expect(resp, {});
+    });
+
+    test("PowerLevels", () async {
+      room.states["m.room.power_levels"] = RoomState(
+          senderId: "@test:example.com",
+          typeKey: "m.room.power_levels",
+          roomId: room.id,
+          room: room,
+          eventId: "123",
+          content: {
+            "ban": 50,
+            "events": {"m.room.name": 100, "m.room.power_levels": 100},
+            "events_default": 0,
+            "invite": 50,
+            "kick": 50,
+            "notifications": {"room": 20},
+            "redact": 50,
+            "state_default": 50,
+            "users": {"@test:fakeServer.notExisting": 100},
+            "users_default": 10
+          },
+          stateKey: "");
+      expect(room.ownPowerLevel, 100);
+      expect(room.getPowerLevelByUserId(matrix.userID), room.ownPowerLevel);
+      expect(room.getPowerLevelByUserId("@nouser:example.com"), 10);
+      expect(room.powerLevels,
+          room.states["m.room.power_levels"].content["users"]);
+      final dynamic resp =
+          await room.setPower("@test:fakeServer.notExisting", 90);
+      expect(resp["event_id"], "42");
+    });
+
+    test("invite", () async {
+      final dynamic resp = await room.invite("Testname");
+      expect(resp, {});
+    });
+
+    test("getParticipants", () async {
+      room.states["@alice:test.abc"] = RoomState(
+          senderId: "@alice:test.abc",
+          typeKey: "m.room.member",
+          roomId: room.id,
+          room: room,
+          eventId: "12345",
+          time: ChatTime.now(),
+          content: {"displayname": "alice"},
+          stateKey: "@alice:test.abc");
+      final List<User> userList = room.getParticipants();
+      expect(userList.length, 1);
+      expect(userList[0].displayName, "alice");
+    });
+
+    test("addToDirectChat", () async {
+      final dynamic resp = await room.addToDirectChat("Testname");
+      expect(resp, {});
+    });
+
+    test("getTimeline", () async {
+      final Timeline timeline = await room.getTimeline();
+      expect(timeline.events, []);
+    });
+
+    test("getUserByMXID", () async {
+      final User user = await room.getUserByMXID("@getme:example.com");
+      expect(user.stateKey, "@getme:example.com");
+      expect(user.calcDisplayname(), "You got me");
     });
   });
 }

test/Timeline_test.dart

@@ -41,7 +41,12 @@ void main() {
     client.connection.httpClient = FakeMatrixApi();
     client.homeserver = "https://fakeServer.notExisting";
 
-    Room room = Room(id: roomID, client: client, prev_batch: "1234");
+    Room room = Room(
+        id: roomID,
+        client: client,
+        prev_batch: "1234",
+        states: {},
+        roomAccountData: {});
     Timeline timeline = Timeline(
         room: room,
         events: [],
@@ -87,10 +92,9 @@ void main() {
       expect(insertList, [0, 0]);
       expect(insertList.length, timeline.events.length);
       expect(timeline.events.length, 2);
-      expect(timeline.events[0].id, "1");
+      expect(timeline.events[0].eventId, "1");
       expect(timeline.events[0].sender.id, "@alice:example.com");
       expect(timeline.events[0].time.toTimeStamp(), testTimeStamp);
-      expect(timeline.events[0].environment, "m.room.message");
       expect(timeline.events[0].getBody(), "Testcase");
       expect(timeline.events[0].time > timeline.events[1].time, true);
     });
@@ -103,7 +107,7 @@ void main() {
       expect(updateCount, 4);
       expect(insertList, [0, 0, 0]);
       expect(insertList.length, timeline.events.length);
-      expect(timeline.events[0].id, "42");
+      expect(timeline.events[0].eventId, "42");
       expect(timeline.events[0].status, 1);
 
       client.connection.onEvent.add(EventUpdate(
@@ -125,7 +129,7 @@ void main() {
       expect(updateCount, 5);
       expect(insertList, [0, 0, 0]);
       expect(insertList.length, timeline.events.length);
-      expect(timeline.events[0].id, "42");
+      expect(timeline.events[0].eventId, "42");
       expect(timeline.events[0].status, 2);
     });
 
@@ -189,9 +193,9 @@ void main() {
 
       expect(updateCount, 19);
       expect(timeline.events.length, 9);
-      expect(timeline.events[6].id, "1143273582443PhrSn:example.org");
+      expect(timeline.events[6].eventId, "1143273582443PhrSn:example.org");
-      expect(timeline.events[7].id, "2143273582443PhrSn:example.org");
+      expect(timeline.events[7].eventId, "2143273582443PhrSn:example.org");
-      expect(timeline.events[8].id, "3143273582443PhrSn:example.org");
+      expect(timeline.events[8].eventId, "3143273582443PhrSn:example.org");
       expect(room.prev_batch, "t47409-4357353_219380_26003_2265");
     });
   });

test/User_test.dart

@@ -21,6 +21,7 @@
  * along with famedlysdk.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+import 'package:famedlysdk/src/RoomState.dart';
 import 'package:famedlysdk/src/User.dart';
 import 'package:flutter_test/flutter_test.dart';
 
@@ -32,30 +33,35 @@ void main() {
       final Membership membership = Membership.join;
       final String displayName = "Alice";
       final String avatarUrl = "";
-      final int powerLevel = 50;
 
       final Map<String, dynamic> jsonObj = {
-        "matrix_id": id,
+        "content": {
-        "displayname": displayName,
+          "membership": "join",
           "avatar_url": avatarUrl,
-        "membership": membership.toString().split('.').last,
+          "displayname": displayName
-        "power_level": powerLevel,
+        },
+        "type": "m.room.member",
+        "event_id": "143273582443PhrSn:example.org",
+        "room_id": "!636q39766251:example.com",
+        "sender": id,
+        "origin_server_ts": 1432735824653,
+        "unsigned": {"age": 1234},
+        "state_key": id
       };
 
-      User user = User.fromJson(jsonObj, null);
+      User user = RoomState.fromJson(jsonObj, null).asUser;
 
       expect(user.id, id);
       expect(user.membership, membership);
       expect(user.displayName, displayName);
       expect(user.avatarUrl.mxc, avatarUrl);
-      expect(user.powerLevel, powerLevel);
       expect(user.calcDisplayname(), displayName);
     });
 
     test("calcDisplayname", () async {
       final User user1 = User("@alice:example.com");
-      final User user2 = User("@alice:example.com", displayName: "SuperAlice");
+      final User user2 = User("@SuperAlice:example.com");
-      final User user3 = User("@alice:example.com", displayName: "");
+      final User user3 = User("@alice:example.com");
       expect(user1.calcDisplayname(), "alice");
       expect(user2.calcDisplayname(), "SuperAlice");
       expect(user3.calcDisplayname(), "alice");