Merge branch 'develop' into v4

packages/stream_chat_flutter/lib/src/attachment/url_attachment.dart

@@ -20,6 +20,7 @@ class StreamUrlAttachment extends StatelessWidget {
       horizontal: 16,
       vertical: 8,
     ),
+    this.onLinkTap,
   }) : super(key: key);
 
   /// Attachment to be displayed
@@ -34,13 +35,20 @@ class StreamUrlAttachment extends StatelessWidget {
   /// [StreamMessageThemeData] for showing image title
   final StreamMessageThemeData messageTheme;
 
+  /// The function called when tapping on a link
+  final void Function(String)? onLinkTap;
+
   @override
   Widget build(BuildContext context) {
     final chatThemeData = StreamChatTheme.of(context);
     return GestureDetector(
       onTap: () {
         final titleLink = urlAttachment.titleLink;
-        if (titleLink != null) launchURL(context, titleLink);
+        if (titleLink != null) {
+          onLinkTap != null
+              ? onLinkTap!(titleLink)
+              : launchURL(context, titleLink);
+        }
       },
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.stretch,

packages/stream_chat_flutter/lib/src/message_widget.dart

@@ -1019,6 +1019,7 @@ class _StreamMessageWidgetState extends State<StreamMessageWidget>
       hostDisplayName: hostDisplayName,
       textPadding: widget.textPadding,
       messageTheme: widget.messageTheme,
+      onLinkTap: widget.onLinkTap,
     );
   }