add exports, minor refactoring

packages/stream_chat/lib/src/core/models/attachment_file.freezed.dart

@@ -1,5 +1,6 @@
 // coverage:ignore-file
 // GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint
 // ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target
 
 part of 'attachment_file.dart';
@@ -324,13 +325,15 @@ class _$InProgress implements InProgress {
     return identical(this, other) ||
         (other.runtimeType == runtimeType &&
             other is InProgress &&
-            (identical(other.uploaded, uploaded) ||
+            const DeepCollectionEquality().equals(other.uploaded, uploaded) &&
-                other.uploaded == uploaded) &&
+            const DeepCollectionEquality().equals(other.total, total));
-            (identical(other.total, total) || other.total == total));
   }
 
   @override
-  int get hashCode => Object.hash(runtimeType, uploaded, total);
+  int get hashCode => Object.hash(
+      runtimeType,
+      const DeepCollectionEquality().hash(uploaded),
+      const DeepCollectionEquality().hash(total));
 
   @JsonKey(ignore: true)
   @override
@@ -612,11 +615,12 @@ class _$Failed implements Failed {
     return identical(this, other) ||
         (other.runtimeType == runtimeType &&
             other is Failed &&
-            (identical(other.error, error) || other.error == error));
+            const DeepCollectionEquality().equals(other.error, error));
   }
 
   @override
-  int get hashCode => Object.hash(runtimeType, error);
+  int get hashCode =>
+      Object.hash(runtimeType, const DeepCollectionEquality().hash(error));
 
   @JsonKey(ignore: true)
   @override

packages/stream_chat/lib/src/core/models/channel_model.dart

@@ -13,7 +13,7 @@ class ChannelModel {
     String? id,
     String? type,
     String? cid,
-    this.ownCapabilities = const [],
+    this.ownCapabilities,
     ChannelConfig? config,
     this.createdBy,
     this.frozen = false,
@@ -54,7 +54,7 @@ class ChannelModel {
 
   /// List of user permissions on this channel
   @JsonKey(includeIfNull: false, toJson: Serializer.readOnly)
-  final List<String> ownCapabilities;
+  final List<String>? ownCapabilities;
 
   /// The channel configuration data
   @JsonKey(includeIfNull: false, toJson: Serializer.readOnly)

packages/stream_chat/lib/src/core/models/channel_model.g.dart

@@ -11,9 +11,8 @@ ChannelModel _$ChannelModelFromJson(Map<String, dynamic> json) => ChannelModel(
       type: json['type'] as String?,
       cid: json['cid'] as String?,
       ownCapabilities: (json['own_capabilities'] as List<dynamic>?)
-              ?.map((e) => e as String)
+          ?.map((e) => e as String)
-              .toList() ??
+          .toList(),
-          const [],
       config: json['config'] == null
           ? null
           : ChannelConfig.fromJson(json['config'] as Map<String, dynamic>),

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

@@ -89,13 +89,9 @@ class StreamChannelListView extends StatelessWidget {
   final PagedValueScrollViewIndexedWidgetBuilder<Channel> separatorBuilder;
 
   /// A builder that is called to build the empty state of the list.
-  ///
-  /// If not provided, [StreamChannelListEmptyWidget] will be used.
   final WidgetBuilder? emptyBuilder;
 
   /// A builder that is called to build the loading state of the list.
-  ///
-  /// If not provided, [StreamChannelListLoadingTile] will be used.
   final WidgetBuilder? loadingBuilder;
 
   /// A builder that is called to build the error state of the list.

packages/stream_chat_flutter/lib/src/v4/scroll_view/message_search_scroll_view/stream_message_search_list_view.dart

@@ -87,18 +87,12 @@ class StreamMessageSearchListView extends StatelessWidget {
       separatorBuilder;
 
   /// A builder that is called to build the empty state of the list.
-  ///
-  /// If not provided, [StreamMessageSearchListEmptyWidget] will be used.
   final WidgetBuilder? emptyBuilder;
 
   /// A builder that is called to build the loading state of the list.
-  ///
-  /// If not provided, [StreamMessageSearchListLoadingTile] will be used.
   final WidgetBuilder? loadingBuilder;
 
   /// A builder that is called to build the error state of the list.
-  ///
-  /// If not provided, [StreamMessageSearchListErrorWidget] will be used.
   final Widget Function(BuildContext, StreamChatError)? errorBuilder;
 
   /// Called when the user taps this list tile.

packages/stream_chat_flutter/lib/src/v4/scroll_view/user_scroll_view/stream_user_grid_tile.dart

@@ -77,7 +77,7 @@ class StreamUserGridTile extends StatelessWidget {
           child: Text(
             user.name,
             textAlign: TextAlign.center,
-            maxLines: 2,
+            maxLines: 1,
             overflow: TextOverflow.ellipsis,
             style: const TextStyle(
               fontWeight: FontWeight.bold,

packages/stream_chat_flutter/lib/src/v4/scroll_view/user_scroll_view/stream_user_list_view.dart

@@ -84,18 +84,12 @@ class StreamUserListView extends StatelessWidget {
   final PagedValueScrollViewIndexedWidgetBuilder<User> separatorBuilder;
 
   /// A builder that is called to build the empty state of the list.
-  ///
-  /// If not provided, [StreamUserListEmptyWidget] will be used.
   final WidgetBuilder? emptyBuilder;
 
   /// A builder that is called to build the loading state of the list.
-  ///
-  /// If not provided, [StreamUserListLoadingTile] will be used.
   final WidgetBuilder? loadingBuilder;
 
   /// A builder that is called to build the error state of the list.
-  ///
-  /// If not provided, [StreamUserListErrorWidget] will be used.
   final Widget Function(BuildContext, StreamChatError)? errorBuilder;
 
   /// Called when the user taps this list tile.

packages/stream_chat_flutter/lib/stream_chat_flutter.dart

@@ -48,6 +48,7 @@ export 'src/user_item.dart';
 export 'src/user_list_view.dart';
 export 'src/user_mention_tile.dart';
 export 'src/utils.dart';
+// v4
 export 'src/v4/message_input/countdown_button.dart';
 export 'src/v4/message_input/stream_attachment_picker.dart';
 export 'src/v4/message_input/stream_message_input.dart';
@@ -55,13 +56,12 @@ export 'src/v4/message_input/stream_message_send_button.dart';
 export 'src/v4/message_input/stream_message_text_field.dart';
 export 'src/v4/scroll_view/channel_scroll_view/stream_channel_grid_tile.dart';
 export 'src/v4/scroll_view/channel_scroll_view/stream_channel_grid_view.dart';
-
-// v4
 export 'src/v4/scroll_view/channel_scroll_view/stream_channel_list_tile.dart';
 export 'src/v4/scroll_view/channel_scroll_view/stream_channel_list_view.dart';
 export 'src/v4/scroll_view/message_search_scroll_view/stream_message_search_grid_view.dart';
 export 'src/v4/scroll_view/message_search_scroll_view/stream_message_search_list_tile.dart';
 export 'src/v4/scroll_view/message_search_scroll_view/stream_message_search_list_view.dart';
+export 'src/v4/scroll_view/stream_scroll_view_empty_widget.dart';
 export 'src/v4/scroll_view/stream_scroll_view_indexed_widget_builder.dart';
 export 'src/v4/scroll_view/user_scroll_view/stream_user_grid_tile.dart';
 export 'src/v4/scroll_view/user_scroll_view/stream_user_grid_tile.dart';

packages/stream_chat_flutter_core/lib/src/stream_channel_list_event_handler.dart

@@ -49,22 +49,7 @@ class StreamChannelListEventHandler {
   /// This event is fired when a channel is updated.
   ///
   /// By default, this updates the channel received in the event.
-  void onChannelUpdated(Event event, StreamChannelListController controller) {
+  void onChannelUpdated(Event event, StreamChannelListController controller) {}
-    final eventChannel = event.channel;
-    if (eventChannel == null) return;
-
-    final channels = [...controller.currentItems];
-    final channelIndex = channels.indexWhere(
-      (it) => it.cid == (event.cid ?? eventChannel.cid),
-    );
-
-    if (channelIndex >= 0) {
-      final channelState = ChannelState(channel: eventChannel);
-      channels[channelIndex].state?.updateChannelState(channelState);
-    }
-
-    controller.channels = channels;
-  }
 
   /// Function which gets called for the event
   /// [EventType.channelVisible].

packages/stream_chat_flutter_core/lib/stream_chat_flutter_core.dart

@@ -11,7 +11,8 @@ export 'src/message_list_core.dart' hide MessageListCoreState;
 export 'src/message_search_bloc.dart';
 export 'src/message_search_list_core.dart' hide MessageSearchListCoreState;
 export 'src/message_text_field_controller.dart';
-export 'src/paged_value_notifier.dart' show PagedValueListenableBuilder;
+export 'src/paged_value_notifier.dart'
+    show PagedValueListenableBuilder, PagedValue;
 export 'src/paged_value_scroll_view.dart';
 export 'src/stream_channel.dart';
 export 'src/stream_channel_list_controller.dart';