fix send button and readme

README.md

@@ -30,6 +30,8 @@ This repo contains projects and samples developed by the team and Stream communi
 
 - [Stream Chat v1](https://github.com/GetStream/flutter-samples/tree/main/stream_chat_v1): a sample app implemented using Stream Chat and Flutter. It is a fully fledged messaging app built using a combination of our pre-made widgets and custom Flutter widgets.
 
+- [iMessage clone](https://github.com/GetStream/flutter-samples/tree/main/imessage): an iMessage clone implemented using Flutter and the `stream_chat_flutter_core` package.
+
 ## Requirements 🛠
 
 Before running this project please ensure Flutter is installed and configured on your machine. If you're new to Flutter, please checkout the [official guide](https://flutter.dev/docs/get-started/install) with installation instructions for your OS. 

imessage/lib/message_input.dart

@@ -81,11 +81,11 @@ class _MessageInputState extends State<MessageInput> {
                   },
                   child: Padding(
                     padding: const EdgeInsets.all(8.0),
-                    child: textController.text.isNotEmpty
+                    child: Icon(
-                        ? Icon(CupertinoIcons.arrow_up_circle_fill,
+                      CupertinoIcons.arrow_up_circle_fill,
-                            color: CupertinoColors.activeGreen, size: 35)
+                      color: CupertinoColors.activeGreen,
-                        : Icon(CupertinoIcons.exclamationmark_circle_fill,
+                      size: 35,
-                            color: CupertinoColors.systemRed, size: 35),
+                    ),
                   ),
                 ),
                 decoration: BoxDecoration(

imessage/pubspec.yaml

@@ -24,12 +24,7 @@ dependencies:
   flutter:
     sdk: flutter
   intl: ^0.16.1
-  #stream_chat_flutter: ^1.2.0-beta
+  stream_chat_flutter: ^1.3.0-beta
-  stream_chat_flutter:
-    git:
-      url: git://github.com/GetStream/stream-chat-flutter.git
-      path: packages/stream_chat_flutter 
-      ref: develop
   animations: ^1.0.0+5
   collection: ^1.14.13
   cached_network_image: ^2.0.0-rc