Merge pull request #428 from GetStream/feat/textOverflow

packages/stream_chat_flutter/lib/src/channel_name.dart

@@ -12,11 +12,15 @@ class ChannelName extends StatelessWidget {
   const ChannelName({
     Key? key,
     this.textStyle,
+    this.textOverflow = TextOverflow.ellipsis,
   }) : super(key: key);
 
   /// The style of the text displayed
   final TextStyle? textStyle;
 
+  /// How visual overflow should be handled.
+  final TextOverflow textOverflow;
+
   @override
   Widget build(BuildContext context) {
     final client = StreamChat.of(context);
@@ -37,12 +41,14 @@ class ChannelName extends StatelessWidget {
   ) =>
       LayoutBuilder(
         builder: (context, constraints) {
-          String? title;
+          var title = 'No title';
           if (extraData['name'] == null) {
             final otherMembers =
                 members?.where((member) => member.userId != client.user!.id);
             if (otherMembers?.length == 1) {
-              title = otherMembers!.first.user?.name;
+              if (otherMembers!.first.user != null) {
+                title = otherMembers.first.user!.name;
+              }
             } else if (otherMembers?.isNotEmpty == true) {
               final maxWidth = constraints.maxWidth;
               final maxChars = maxWidth / (textStyle?.fontSize ?? 1);
@@ -61,17 +67,15 @@ class ChannelName extends StatelessWidget {
                   otherMembers.length - currentMembers.length;
               title = '${currentMembers.map((e) => e.user?.name).join(', ')} '
                   '${exceedingMembers > 0 ? '+ $exceedingMembers' : ''}';
-            } else {
-              title = 'No title';
             }
           } else {
             title = extraData['name'];
           }
 
           return Text(
-            title!,
+            title,
             style: textStyle,
-            overflow: TextOverflow.ellipsis,
+            overflow: textOverflow,
           );
         },
       );