added tests and some fixes

lib/src/services/api/server_messages.dart

@@ -35,7 +35,7 @@ import 'package:twonly/src/views/components/animate_icon.dart';
 final lockHandleServerMessage = Mutex();
 
 Future<void> handleServerMessage(server.ServerToClient msg) async {
-  return lockHandleServerMessage.protect(() async {
+  // return lockHandleServerMessage.protect(() async {
   client.Response? response;
 
   try {
@@ -58,7 +58,7 @@ Future<void> handleServerMessage(server.ServerToClient msg) async {
     ..response = response;
 
   await apiService.sendResponse(ClientToServer()..v0 = v0);
-  });
+  // });
 }
 
 DateTime lastSignalDecryptMessage =
@@ -128,6 +128,8 @@ Future<client.Response> handleNewMessage(int fromUserId, Uint8List body) async {
             .getRetransmissionFromHash(fromUserId, hash);
         if (message != null) {
           unawaited(sendRetransmitMessage(message.retransmissionId));
+        } else {
+          Log.error('Could not find message to retransmit!');
         }
       }
 

lib/src/services/signal/identity.signal.dart

@@ -63,7 +63,8 @@ Future<List<PreKeyRecord>> signalGetPreKeys() async {
 
   final start = user.currentPreKeyIndexStart;
   await updateUserdata((user) {
-    user.currentPreKeyIndexStart += 200;
+    user.currentPreKeyIndexStart =
+        (user.currentPreKeyIndexStart + 200) % maxValue;
     return user;
   });
   final preKeys = generatePreKeys(start, 200);

lib/src/views/chats/chat_messages.view.dart

@@ -133,7 +133,8 @@ class _ChatMessagesViewState extends State<ChatMessagesView> {
       DateTime? lastDate;
       final tmpEmojiReactionsToMessageId = <int, List<Message>>{};
 
-      final openedMessageOtherIds = <int>[];
+      // only send openedMessage to one text message, as receiver will then set all as read...
+      int? openedTextMessageOtherIds;
 
       final messageOtherMessageIdToMyMessageId = <int, int>{};
       final messageIdToMessage = <int, Message>{};
@@ -150,8 +151,10 @@ class _ChatMessagesViewState extends State<ChatMessagesView> {
       for (final msg in newMessages) {
         if (msg.kind == MessageKind.textMessage &&
             msg.messageOtherId != null &&
-            msg.openedAt == null) {
-          openedMessageOtherIds.add(msg.messageOtherId!);
+            msg.openedAt == null &&
+            (openedTextMessageOtherIds == null ||
+                openedTextMessageOtherIds < msg.messageOtherId!)) {
+          openedTextMessageOtherIds = msg.messageOtherId;
         }
 
         Message? responseTo;
@@ -207,10 +210,10 @@ class _ChatMessagesViewState extends State<ChatMessagesView> {
         }
       }
 
-      if (openedMessageOtherIds.isNotEmpty) {
+      if (openedTextMessageOtherIds != null) {
         await notifyContactAboutOpeningMessage(
           widget.contact.userId,
-          openedMessageOtherIds,
+          [openedTextMessageOtherIds],
         );
       }
 

lib/src/views/settings/developer/automated_testing.view.dart

@@ -0,0 +1,66 @@
+import 'dart:async';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:twonly/globals.dart';
+import 'package:twonly/src/model/json/message.dart';
+import 'package:twonly/src/services/api/messages.dart';
+
+class AutomatedTestingView extends StatefulWidget {
+  const AutomatedTestingView({super.key});
+
+  @override
+  State<AutomatedTestingView> createState() => _AutomatedTestingViewState();
+}
+
+class _AutomatedTestingViewState extends State<AutomatedTestingView> {
+  String lotsOfMessagesStatus = '';
+  @override
+  void initState() {
+    super.initState();
+    unawaited(initAsync());
+  }
+
+  Future<void> initAsync() async {}
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Automated Testing'),
+      ),
+      body: ListView(
+        children: [
+          if (kDebugMode)
+            ListTile(
+              title: const Text('Sending a lot of messages.'),
+              subtitle: Text(lotsOfMessagesStatus),
+              onTap: () async {
+                await twonlyDB.messageRetransmissionDao
+                    .clearRetransmissionTable();
+
+                final contacts =
+                    await twonlyDB.contactsDao.getAllNotBlockedContacts();
+
+                for (final contact in contacts) {
+                  for (var i = 0; i < 200; i++) {
+                    setState(() {
+                      lotsOfMessagesStatus =
+                          'At message $i to ${contact.username}.';
+                    });
+                    await sendTextMessage(
+                      contact.userId,
+                      TextMessageContent(
+                        text: 'TestMessage $i',
+                      ),
+                      null,
+                    );
+                  }
+                }
+              },
+            ),
+        ],
+      ),
+    );
+  }
+}

lib/src/views/settings/developer/developer.view.dart

@@ -5,6 +5,7 @@ import 'package:flutter/material.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/src/services/flame.service.dart';
 import 'package:twonly/src/utils/storage.dart';
+import 'package:twonly/src/views/settings/developer/automated_testing.view.dart';
 import 'package:twonly/src/views/settings/developer/retransmission_data.view.dart';
 
 class DeveloperSettingsView extends StatefulWidget {
@@ -76,6 +77,20 @@ class _DeveloperSettingsViewState extends State<DeveloperSettingsView> {
                 await syncFlameCounters();
               },
             ),
+          if (kDebugMode)
+            ListTile(
+              title: const Text('Automated Testing'),
+              onTap: () async {
+                await Navigator.push(
+                  context,
+                  MaterialPageRoute(
+                    builder: (context) {
+                      return const AutomatedTestingView();
+                    },
+                  ),
+                );
+              },
+            ),
         ],
       ),
     );

test/signal/key_generation.dart

@@ -0,0 +1,25 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:libsignal_protocol_dart/libsignal_protocol_dart.dart';
+
+void main() {
+  group('testing api', () {
+    test('testing api connection', () async {
+      const offset = 100;
+      const count = 400;
+
+      var prekeys = generatePreKeys(offset, count);
+      expect(count, prekeys.length);
+
+      for (var i = 0; i < prekeys.length; i++) {
+        expect(prekeys[i].id, offset + i);
+      }
+
+      prekeys += generatePreKeys(offset + count, count);
+      expect(count * 2, prekeys.length);
+
+      for (var i = 0; i < (count * 2); i++) {
+        expect(prekeys[i].id, offset + i);
+      }
+    });
+  });
+}