Improve user session status tracking

lib/clients/messaging_client.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:recon/apis/contact_api.dart';
 import 'package:recon/apis/message_api.dart';
+import 'package:recon/apis/session_api.dart';
 import 'package:recon/apis/user_api.dart';
 import 'package:recon/clients/api_client.dart';
 import 'package:recon/clients/notification_client.dart';
@@ -11,6 +12,7 @@ import 'package:recon/models/hub_events.dart';
 import 'package:recon/models/message.dart';
 import 'package:recon/models/session.dart';
 import 'package:recon/models/users/friend.dart';
+import 'package:recon/models/users/online_status.dart';
 import 'package:recon/models/users/user_status.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/widgets.dart';
@@ -33,6 +35,7 @@ class MessagingClient extends ChangeNotifier {
   final NotificationClient _notificationClient;
   final HubManager _hubManager = HubManager();
   final Map<String, Session> _sessionMap = {};
+  final Set<String> _knownSessionKeys = {};
   Friend? selectedFriend;
 
   Timer? _notifyOnlineTimer;
@@ -49,6 +52,8 @@ class MessagingClient extends ChangeNotifier {
     debugPrint("mClient created: $hashCode");
     Hive.openBox(_messageBoxKey).then((box) async {
       await box.delete(_lastUpdateKey);
+      final sessions = await SessionApi.getSessions(_apiClient);
+      _sessionMap.addEntries(sessions.map((e) => MapEntry(e.id, e)));
       _setupHub();
     });
   }
@@ -117,13 +122,13 @@ class MessagingClient extends ChangeNotifier {
     clearUnreadsForUser(batch.senderId);
   }
 
-  Future<void> setUserStatus(UserStatus status) async {
+  Future<void> setOnlineStatus(OnlineStatus status) async {
     final pkginfo = await PackageInfo.fromPlatform();
 
     _userStatus = _userStatus.copyWith(
       appVersion: "${pkginfo.version} of ${pkginfo.appName}",
       lastStatusChange: DateTime.now(),
-      onlineStatus: status.onlineStatus,
+      onlineStatus: status,
     );
 
     _hubManager.send(
@@ -253,7 +258,7 @@ class MessagingClient extends ChangeNotifier {
     _hubManager.setHandler(EventTarget.removeSession, _onRemoveSession);
 
     await _hubManager.start();
-    await setUserStatus(userStatus);
+    await setOnlineStatus(OnlineStatus.online);
     _hubManager.send(
       "InitializeStatus",
       responseHandler: (Map data) async {
@@ -314,11 +319,16 @@ class MessagingClient extends ChangeNotifier {
     var status = UserStatus.fromMap(statusUpdate);
     final sessionMap = createSessionMap(status.hashSalt);
     status = status.copyWith(
-        sessionData: status.sessions.map((e) => sessionMap[e.sessionHash] ?? Session.none()).toList());
+        decodedSessions: status.sessions.map((e) => sessionMap[e.sessionHash] ?? Session.none().copyWith(accessLevel: e.accessLevel)).toList());
     final friend = getAsFriend(statusUpdate["userId"])?.copyWith(userStatus: status);
     if (friend != null) {
       _updateContact(friend);
     }
+    for (var session in status.sessions) {
+      if (session.broadcastKey != null && _knownSessionKeys.add(session.broadcastKey ?? "")) {
+        _hubManager.send("ListenOnKey", arguments: [session.broadcastKey]);
+      }
+    }
     notifyListeners();
   }
 

lib/hub_manager.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 import 'dart:io';
 
 import 'package:collection/collection.dart';
+import 'package:flutter/foundation.dart';
 import 'package:recon/config.dart';
 import 'package:recon/models/hub_events.dart';
 import 'package:logging/logging.dart';
@@ -106,6 +107,7 @@ class HubManager {
   void _handleInvocation(body) async {
     final target = EventTarget.parse(body["target"]);
     final args = body["arguments"] ?? [];
+    if (kDebugMode) _logger.info("Invocation target: ${target.name}, args:\n$args");
     final handler = _handlers[target];
     if (handler == null) {
       _logger.info("Unhandled event received");

lib/models/session.dart

@@ -1,7 +1,4 @@
-import 'dart:convert';
-
 import 'package:recon/string_formatter.dart';
-import 'package:crypto/crypto.dart';
 
 class Session {
   final String id;
@@ -51,10 +48,11 @@ class Session {
       headlessHost: false,
       hostUserId: "",
       hostUsername: "",
-        accessLevel: SessionAccessLevel.unknown);
+      accessLevel: SessionAccessLevel.unknown,
+    );
   }
 
-  bool get isNone => id.isEmpty && isValid == false;
+  bool get isVisible => name.isNotEmpty && accessLevel != SessionAccessLevel.unknown;
 
   factory Session.fromMap(Map? map) {
     if (map == null) return Session.none();
@@ -93,6 +91,40 @@ class Session {
     };
   }
 
+  Session copyWith({
+    String? id,
+    String? name,
+    FormatNode? formattedName,
+    List<SessionUser>? sessionUsers,
+    String? thumbnailUrl,
+    int? maxUsers,
+    bool? hasEnded,
+    bool? isValid,
+    String? description,
+    FormatNode? formattedDescription,
+    List<String>? tags,
+    bool? headlessHost,
+    String? hostUserId,
+    String? hostUsername,
+    SessionAccessLevel? accessLevel,
+  }) {
+    return Session(
+      id: id ?? this.id,
+      name: name ?? this.name,
+      sessionUsers: sessionUsers ?? this.sessionUsers,
+      thumbnailUrl: thumbnailUrl ?? this.thumbnailUrl,
+      maxUsers: maxUsers ?? this.maxUsers,
+      hasEnded: hasEnded ?? this.hasEnded,
+      isValid: isValid ?? this.isValid,
+      description: description ?? this.description,
+      tags: tags ?? this.tags,
+      headlessHost: headlessHost ?? this.headlessHost,
+      hostUserId: hostUserId ?? this.hostUserId,
+      hostUsername: hostUsername ?? this.hostUsername,
+      accessLevel: accessLevel ?? this.accessLevel,
+    );
+  }
+
   bool get isLive => !hasEnded && isValid;
 }
 
@@ -107,10 +139,10 @@ enum SessionAccessLevel {
   static const _readableNamesMap = {
     SessionAccessLevel.unknown: "Unknown",
     SessionAccessLevel.private: "Private",
-    SessionAccessLevel.contacts: "Contacts",
+    SessionAccessLevel.contacts: "Contacts only",
     SessionAccessLevel.contactsPlus: "Contacts+",
     SessionAccessLevel.registeredUsers: "Registered users",
-    SessionAccessLevel.anyone: "Anyone",
+    SessionAccessLevel.anyone: "Public",
   };
 
   factory SessionAccessLevel.fromName(String? name) {

lib/models/users/user_status.dart

@@ -56,7 +56,7 @@ class UserStatus {
       UserStatus.empty().copyWith(
         onlineStatus: OnlineStatus.online,
         hashSalt: CryptoHelper.cryptoToken(),
-        outputDevice: "Mobile",
+        outputDevice: "Screen",
         userSessionId: const Uuid().v4().toString(),
         sessionType: UserSessionType.chatClient,
       );
@@ -134,7 +134,7 @@ class UserStatus {
     String? compatibilityHash,
     String? hashSalt,
     UserSessionType? sessionType,
-    List<Session>? sessionData,
+    List<Session>? decodedSessions,
   }) =>
       UserStatus(
         onlineStatus: onlineStatus ?? this.onlineStatus,
@@ -150,6 +150,6 @@ class UserStatus {
         compatibilityHash: compatibilityHash ?? this.compatibilityHash,
         hashSalt: hashSalt ?? this.hashSalt,
         sessionType: sessionType ?? this.sessionType,
-        decodedSessions: sessionData ?? this.decodedSessions,
+        decodedSessions: decodedSessions ?? this.decodedSessions,
       );
 }

lib/widgets/friends/friend_list_tile.dart

@@ -1,3 +1,6 @@
+import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
+import 'package:provider/provider.dart';
 import 'package:recon/auxiliary.dart';
 import 'package:recon/clients/messaging_client.dart';
 import 'package:recon/models/message.dart';
@@ -6,9 +9,6 @@ import 'package:recon/widgets/formatted_text.dart';
 import 'package:recon/widgets/friends/friend_online_status_indicator.dart';
 import 'package:recon/widgets/generic_avatar.dart';
 import 'package:recon/widgets/messages/messages_list.dart';
-import 'package:flutter/material.dart';
-import 'package:intl/intl.dart';
-import 'package:provider/provider.dart';
 
 class FriendListTile extends StatelessWidget {
   const FriendListTile({required this.friend, required this.unreads, this.onTap, super.key});
@@ -58,14 +58,24 @@ class FriendListTile extends StatelessWidget {
             width: 4,
           ),
           Text(toBeginningOfSentenceCase(friend.userStatus.onlineStatus.name) ?? "Unknown"),
-          if (currentSession != null && !currentSession.isNone) ...[
+          if (currentSession != null && currentSession.isVisible) ...[
             const Text(" in "),
+            if (currentSession.name.isNotEmpty)
               Expanded(
                 child: FormattedText(
                   currentSession.formattedName,
                   overflow: TextOverflow.ellipsis,
                   maxLines: 1,
-            ))
+                ),
+              )
+            else
+              Expanded(
+                child: Text(
+                  "${currentSession.accessLevel.toReadableString()} session",
+                  overflow: TextOverflow.ellipsis,
+                  maxLines: 1,
+                ),
+              )
           ]
         ],
       ),

lib/widgets/friends/friends_list_app_bar.dart

@@ -42,10 +42,9 @@ class _FriendsListAppBarState extends State<FriendsListAppBar> with AutomaticKee
               ],
             ),
             onSelected: (OnlineStatus onlineStatus) async {
-              final newStatus = client.userStatus.copyWith(onlineStatus: onlineStatus);
               final settingsClient = ClientHolder.of(context).settingsClient;
               try {
-                await client.setUserStatus(newStatus);
+                await client.setOnlineStatus(onlineStatus);
                 await settingsClient
                     .changeSettings(settingsClient.currentSettings.copyWith(lastOnlineStatus: onlineStatus.index));
               } catch (e, s) {

lib/widgets/messages/messages_list.dart

@@ -57,7 +57,7 @@ class _MessagesListState extends State<MessagesList> with SingleTickerProviderSt
     return Consumer<MessagingClient>(builder: (context, mClient, _) {
       final friend = mClient.selectedFriend ?? Friend.empty();
       final cache = mClient.getUserMessageCache(friend.id);
-      final sessions = friend.userStatus.decodedSessions.whereNot((element) => element.isNone).toList();
+      final sessions = friend.userStatus.decodedSessions.where((element) => element.isVisible).toList();
       return Scaffold(
         appBar: AppBar(
           title: Row(

pubspec.yaml

@@ -16,7 +16,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.0.0+1
+version: 0.9.0+1
 
 environment:
   sdk: '>=3.0.1'