Merge pull request #1043 from GetStream/fix/thread-offline-reactions

packages/stream_chat/CHANGELOG.md

@@ -1,5 +1,9 @@
 ## Upcoming
 
+🐞 Fixed
+
+- Fixed reactions not working for threads in offline mode.
+
 ✅ Added
 
 - Handle `event.message` in `channel.truncate` events
@@ -7,6 +11,7 @@
 ## 3.5.1
 
 🐞 Fixed
+
 - `channel.unreadCount` was being set as using global unread count on a very specific case.
 - The reconnection logic for the WebSocket connection is now more robust.
 
@@ -22,7 +27,7 @@
 - [[#890]](https://github.com/GetStream/stream-chat-flutter/pull/890) Fixed Reactions not updating on thread messages.
   Thanks [bstolinski](https://github.com/bstolinski).
 - [[#897]](https://github.com/GetStream/stream-chat-flutter/issues/897) Fixed error type mis-match in `AuthInterceptor`.
-- [[#891]](https://github.com/GetStream/stream-chat-flutter/pull/891) Fixed reply counter for parent message not 
+- [[#891]](https://github.com/GetStream/stream-chat-flutter/pull/891) Fixed reply counter for parent message not
   updating correctly after deleting thread message.
 - Fix `channelState.copyWith` with respect to pinnedMessages.
 

packages/stream_chat/lib/src/client/channel.dart

@@ -2122,12 +2122,12 @@ class ChannelClientState {
   final BehaviorSubject<Map<String, List<Message>>> _threadsController =
       BehaviorSubject.seeded({});
 
-  set _threads(Map<String, List<Message>> v) {
+  set _threads(Map<String, List<Message>> threads) {
-    _channel.client.chatPersistenceClient?.updateMessages(
+    _threadsController.add(threads);
+    _channel.client.chatPersistenceClient?.updateChannelThreads(
       _channel.cid!,
-      v.values.expand((v) => v).toList(),
+      threads,
     );
-    _threadsController.add(v);
   }
 
   /// Channel related typing users last value.

packages/stream_chat/lib/src/db/chat_persistence_client.dart

@@ -197,6 +197,22 @@ abstract class ChatPersistenceClient {
   /// Deletes all the members by channel [cids]
   Future<void> deleteMembersByCids(List<String> cids);
 
+  /// Updates the channel [cid] threads data along with reactions and users.
+  Future<void> updateChannelThreads(
+    String cid,
+    Map<String, List<Message>> threads,
+  ) async {
+    final messages = threads.values.expand((it) => it).toList();
+    final reactions = messages.expand(_expandReactions).toList();
+    final users = messages.map((it) => it.user).withNullifyer.toList();
+
+    await Future.wait([
+      updateMessages(cid, messages),
+      updateReactions(reactions),
+      updateUsers(users),
+    ]);
+  }
+
   /// Update the channel state data using [channelState]
   Future<void> updateChannelState(ChannelState channelState) =>
       updateChannelStates([channelState]);
@@ -239,17 +255,8 @@ abstract class ChatPersistenceClient {
         channelWithMessages[cid] = messages;
         channelWithPinnedMessages[cid] = pinnedMessages;
 
-        List<Reaction> expandReactions(Message message) {
+        reactions.addAll(messages.expand(_expandReactions));
-          final own = message.ownReactions;
+        pinnedReactions.addAll(pinnedMessages.expand(_expandReactions));
-          final latest = message.latestReactions;
-          return [
-            if (own != null) ...own.where((r) => r.userId != null),
-            if (latest != null) ...latest.where((r) => r.userId != null),
-          ];
-        }
-
-        reactions.addAll(messages.expand(expandReactions));
-        pinnedReactions.addAll(pinnedMessages.expand(expandReactions));
 
         users.addAll([
           channel.createdBy,
@@ -292,4 +299,13 @@ abstract class ChatPersistenceClient {
       ),
     ]);
   }
+
+  List<Reaction> _expandReactions(Message message) {
+    final own = message.ownReactions;
+    final latest = message.latestReactions;
+    return [
+      if (own != null) ...own.where((r) => r.userId != null),
+      if (latest != null) ...latest.where((r) => r.userId != null),
+    ];
+  }
 }

packages/stream_chat/test/src/client/client_test.dart

@@ -645,8 +645,8 @@ void main() {
 
           when(() => persistence.getChannelThreads(any()))
               .thenAnswer((_) async => {});
-          when(() => persistence.updateMessages(any(), any()))
+          when(() => persistence.updateChannelThreads(any(), any()))
-              .thenAnswer((_) => Future.value());
+              .thenAnswer((_) async => {});
           when(() => persistence.getChannelStateByCid(any(),
               messagePagination: any(named: 'messagePagination'),
               pinnedMessagePagination:
@@ -692,7 +692,7 @@ void main() {
 
           verify(() => persistence.getChannelThreads(any()))
               .called((persistentChannelStates + channelStates).length);
-          verify(() => persistence.updateMessages(any(), any()))
+          verify(() => persistence.updateChannelThreads(any(), any()))
               .called((persistentChannelStates + channelStates).length);
           verify(
             () => persistence.getChannelStateByCid(any(),
@@ -733,8 +733,8 @@ void main() {
 
           when(() => persistence.getChannelThreads(any()))
               .thenAnswer((_) async => {});
-          when(() => persistence.updateMessages(any(), any()))
+          when(() => persistence.updateChannelThreads(any(), any()))
-              .thenAnswer((_) => Future.value());
+              .thenAnswer((_) async => {});
           when(() => persistence.getChannelStateByCid(any(),
               messagePagination: any(named: 'messagePagination'),
               pinnedMessagePagination:
@@ -775,7 +775,7 @@ void main() {
 
           verify(() => persistence.getChannelThreads(any()))
               .called(persistentChannelStates.length);
-          verify(() => persistence.updateMessages(any(), any()))
+          verify(() => persistence.updateChannelThreads(any(), any()))
               .called(persistentChannelStates.length);
           verify(
             () => persistence.getChannelStateByCid(any(),