Merge branches 'feature/new-ui' and 'qa/new-chat-screens' of github.com:GetStream/stream-chat-flutter into qa/new-chat-screens

 Conflicts:

	example/lib/new_group_chat_screen.dart

lib/src/channel_info.dart

@@ -17,8 +17,34 @@ class ChannelInfo extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final client = StreamChat.of(context).client;
+    return StreamBuilder<List<Member>>(
+      stream: channel.state.membersStream,
+      initialData: channel.state.members,
+      builder: (context, snapshot) {
+        return ValueListenableBuilder(
+          valueListenable: client.wsConnectionStatus,
+          builder: (context, status, child) {
+            switch (status) {
+              case ConnectionStatus.connected:
+                return _buildConnectedTitleState(context, snapshot.data);
+              case ConnectionStatus.connecting:
+                return _buildConnectingTitleState(context);
+              case ConnectionStatus.disconnected:
+                return _buildDisconnectedTitleState(context, client);
+              default:
+                return Offstage();
+            }
+          },
+        );
+      },
+    );
+  }
+
+  Widget _buildConnectedTitleState(BuildContext context, List<Member> members) {
+    var alternativeWidget;
+
     if (channel.memberCount != null && channel.memberCount > 2) {
-      return Text(
+      alternativeWidget = Text(
         '${channel.memberCount} Members, ${channel.state.watcherCount} Online',
         style: StreamChatTheme.of(context)
             .channelTheme
@@ -26,52 +52,26 @@ class ChannelInfo extends StatelessWidget {
             .lastMessageAt,
       );
     } else {
-      return StreamBuilder<List<Member>>(
-        stream: channel.state.membersStream,
-        initialData: channel.state.members,
-        builder: (context, snapshot) {
-          return ValueListenableBuilder(
-            valueListenable: client.wsConnectionStatus,
-            builder: (context, status, child) {
-              switch (status) {
-                case ConnectionStatus.connected:
-                  return _buildConnectedTitleState(context, snapshot.data);
-                case ConnectionStatus.connecting:
-                  return _buildConnectingTitleState(context);
-                case ConnectionStatus.disconnected:
-                  return _buildDisconnectedTitleState(context, client);
-                default:
-                  return Offstage();
-              }
-            },
-          );
-        },
+      final otherMember = members.firstWhere(
+        (element) => element.userId != StreamChat.of(context).user.id,
+        orElse: () => null,
       );
-    }
-  }
 
-  Widget _buildConnectedTitleState(BuildContext context, List<Member> members) {
-    var alternativeWidget;
-
-    final otherMember = members.firstWhere(
-      (element) => element.userId != StreamChat.of(context).user.id,
-      orElse: () => null,
-    );
-
-    if (otherMember != null) {
-      if (otherMember.user.online) {
-        alternativeWidget = Text(
-          'Online',
-          style: StreamChatTheme.of(context)
-              .channelTheme
-              .channelHeaderTheme
-              .lastMessageAt,
-        );
-      } else {
-        alternativeWidget = Text(
-          'Last seen ${Jiffy(otherMember.user.lastActive).fromNow()}',
-          style: textStyle,
-        );
+      if (otherMember != null) {
+        if (otherMember.user.online) {
+          alternativeWidget = Text(
+            'Online',
+            style: StreamChatTheme.of(context)
+                .channelTheme
+                .channelHeaderTheme
+                .lastMessageAt,
+          );
+        } else {
+          alternativeWidget = Text(
+            'Last seen ${Jiffy(otherMember.user.lastActive).fromNow()}',
+            style: textStyle,
+          );
+        }
       }
     }
 

lib/src/channel_preview.dart

@@ -104,7 +104,7 @@ class ChannelPreview extends StatelessWidget {
                                         .isAfter(channel
                                             .state.lastMessage.createdAt))
                                     .length ==
-                                (channel.memberCount ?? 0) - 1,
+                                (channel.memberCount ?? 0),
                           ),
                         );
                       }

lib/src/message_widget.dart

@@ -426,12 +426,13 @@ class _MessageWidgetState extends State<MessageWidget> {
           top: 0,
           child: Material(
             color: Colors.white,
+            clipBehavior: Clip.antiAlias,
             shape: CircleBorder(),
             child: Padding(
               padding: const EdgeInsets.all(1.0),
               child: UserAvatar(
                 user: e.user,
-                constraints: BoxConstraints.loose(Size.fromRadius(16)),
+                constraints: BoxConstraints.loose(Size.fromRadius(8)),
                 showOnlineStatus: false,
               ),
             ),

lib/src/stream_svg_icon.dart

@@ -25,7 +25,6 @@ class StreamSvgIcon extends StatelessWidget {
             height: height,
             key: key,
             color: color,
-            fit: BoxFit.scaleDown,
             alignment: Alignment.center,
           )
         : SvgPicture.asset(
@@ -35,7 +34,6 @@ class StreamSvgIcon extends StatelessWidget {
             width: width,
             height: height,
             color: color,
-            fit: BoxFit.scaleDown,
             alignment: Alignment.center,
           );
   }

lib/src/thread_header.dart

@@ -85,7 +85,7 @@ class ThreadHeader extends StatelessWidget implements PreferredSizeWidget {
               ? AspectRatio(
                   aspectRatio: 1,
                   child: IconButton(
-                    onPressed: onBackPressed,
+                    onPressed: onBackPressed ?? () => Navigator.pop(context),
                     icon: StreamSvgIcon.close(
                       size: 24,
                       color: Theme.of(context).brightness == Brightness.dark

lib/src/user_avatar.dart

@@ -40,6 +40,7 @@ class UserAvatar extends StatelessWidget {
     final streamChatTheme = StreamChatTheme.of(context);
 
     Widget avatar = ClipRRect(
+      clipBehavior: Clip.antiAlias,
       borderRadius: borderRadius ??
           streamChatTheme.ownMessageTheme.avatarTheme.borderRadius,
       child: Container(