fix(ui): fix regression in emoji_code support for reactions

packages/stream_chat_flutter/CHANGELOG.md

@@ -1,3 +1,7 @@
+## Upcoming Beta
+
+- Fixed regression in `emoji_code` support for reactions.
+
 ## 10.0.0-beta.11
 
 - Included the changes from version [`9.22.0`](https://pub.dev/packages/stream_chat_flutter/changelog).

packages/stream_chat_flutter/lib/src/reactions/picker/reaction_picker.dart

@@ -125,6 +125,7 @@ class StreamReactionPicker extends StatelessWidget {
         return ReactionPickerIcon(
           type: reactionType,
           builder: reactionIcon.builder,
+          emojiCode: reactionIcon.emojiCode,
           // If the reaction is present in ownReactions, it is selected.
           isSelected: ownReactionsMap[reactionType] != null,
         );
@@ -136,9 +137,13 @@ class StreamReactionPicker extends StatelessWidget {
       reactionIcons: [...indicatorIcons],
       onIconPicked: (reactionIcon) {
         final reactionType = reactionIcon.type;
-        final reaction = ownReactionsMap[reactionType];
+        final reactionEmojiCode = reactionIcon.emojiCode;
+        final pickedReaction = switch (ownReactionsMap[reactionType]) {
+          final reaction? => reaction,
+          _ => Reaction(type: reactionType, emojiCode: reactionEmojiCode),
+        };
 
-        return onReactionPicked?.call(reaction ?? Reaction(type: reactionType));
+        return onReactionPicked?.call(pickedReaction);
       },
     );
 

packages/stream_chat_flutter/lib/src/reactions/picker/reaction_picker_icon_list.dart

@@ -201,6 +201,7 @@ class ReactionPickerIcon {
   /// {@macro reactionPickerIcon}
   const ReactionPickerIcon({
     required this.type,
+    this.emojiCode,
     this.isSelected = false,
     this.iconSize = 24,
     required ReactionIconBuilder builder,
@@ -209,6 +210,11 @@ class ReactionPickerIcon {
   /// The unique identifier for the reaction type (e.g., "like", "love").
   final String type;
 
+  /// Optional emoji code for the reaction.
+  ///
+  /// Used to display a custom emoji in the notification.
+  final String? emojiCode;
+
   /// A boolean indicating whether this reaction is currently selected by the
   /// user.
   final bool isSelected;