Merge pull request #1235 from GetStream/fix/unread-indicator

fix(ui): Fix `ChannelListTile` sendingIndicator `isMessageRead` calculations

packages/stream_chat_flutter/CHANGELOG.md

@@ -1,3 +1,10 @@
+## Upcoming
+
+🐞 Fixed
+
+- [[#1234]](https://github.com/GetStream/stream-chat-flutter/issues/1234) Fix `ChannelListTile`
+  sendingIndicator `isMessageRead` calculation.
+
 ## 4.3.0
 
 - Updated `photo_view` dependency to [`0.14.0`](https://pub.dev/packages/photo_view/changelog).
@@ -9,7 +16,8 @@
 - [[#996]](https://github.com/GetStream/stream-chat-flutter/issues/996) Videos break bottom photo
   carousal.
 - Fix: URLs with path and/or query params are not enriched.
-- [[#1194]](https://github.com/GetStream/stream-chat-flutter/issues/1194) Request permission to access gallery when opening the file picker.
+- [[#1194]](https://github.com/GetStream/stream-chat-flutter/issues/1194) Request permission to
+  access gallery when opening the file picker.
 
 ✅ Added
 

packages/stream_chat_flutter/lib/src/v4/scroll_view/channel_scroll_view/stream_channel_list_tile.dart

@@ -200,6 +200,14 @@ class StreamChannelListTile extends StatelessWidget {
                     return const Offstage();
                   }
 
+                  final memberReadCount = channelState.read.where((it) {
+                    return it.user.id != currentUser.id &&
+                        (it.lastRead.isAfter(lastMessage.createdAt) ||
+                            it.lastRead.isAtSameMomentAs(
+                              lastMessage.createdAt,
+                            ));
+                  }).length;
+
                   return Padding(
                     padding: const EdgeInsets.only(right: 4),
                     child:
@@ -207,9 +215,9 @@ class StreamChannelListTile extends StatelessWidget {
                             StreamSendingIndicator(
                               message: lastMessage,
                               size: channelPreviewTheme.indicatorIconSize,
-                              isMessageRead: channelState
-                                  .currentUserRead!.lastRead
-                                  .isAfter(lastMessage.createdAt),
+                              isMessageRead: memberReadCount >=
+                                  // Subtract one for the current user.
+                                  (channel.memberCount ?? 0) - 1,
                             ),
                   );
                 },