feat: Added message reply

packages/flutter_widgets/lib/src/full_screen_media.dart

@@ -10,6 +10,8 @@ import 'stream_channel.dart';
 
 import '../stream_chat_flutter.dart';
 
+enum ReturnActionType { none, reply }
+
 typedef ShowMessageCallback = void Function(Message message, Channel channel);
 
 /// A full screen image widget

packages/flutter_widgets/lib/src/giphy_attachment.dart

@@ -13,6 +13,7 @@ class GiphyAttachment extends StatelessWidget {
   final Message message;
   final Size size;
   final ShowMessageCallback onShowMessage;
+  final ValueChanged<ReturnActionType> onReturnAction;
 
   const GiphyAttachment({
     Key key,
@@ -21,6 +22,7 @@ class GiphyAttachment extends StatelessWidget {
     this.message,
     this.size,
     this.onShowMessage,
+    this.onReturnAction,
   }) : super(key: key);
 
   @override
@@ -65,8 +67,9 @@ class GiphyAttachment extends StatelessWidget {
                   Padding(
                     padding: const EdgeInsets.all(8.0),
                     child: GestureDetector(
-                      onTap: () {
-                        Navigator.push(context, MaterialPageRoute(builder: (_) {
+                      onTap: () async {
+                        var res = await Navigator.push(context,
+                            MaterialPageRoute(builder: (_) {
                           final channel = StreamChannel.of(context).channel;
 
                           return StreamChannel(
@@ -82,6 +85,10 @@ class GiphyAttachment extends StatelessWidget {
                             ),
                           );
                         }));
+
+                        if (res != null) {
+                          onReturnAction(res);
+                        }
                       },
                       child: ClipRRect(
                         borderRadius: BorderRadius.only(
@@ -320,8 +327,9 @@ class GiphyAttachment extends StatelessWidget {
   Widget _buildSentAttachment(context) {
     return Container(
       child: GestureDetector(
-        onTap: () {
-          Navigator.push(context, MaterialPageRoute(builder: (_) {
+        onTap: () async {
+          var res =
+              await Navigator.push(context, MaterialPageRoute(builder: (_) {
             var channel = StreamChannel.of(context).channel;
 
             return StreamChannel(
@@ -337,6 +345,10 @@ class GiphyAttachment extends StatelessWidget {
               ),
             );
           }));
+
+          if (res != null) {
+            onReturnAction(res);
+          }
         },
         child: Stack(
           children: [

packages/flutter_widgets/lib/src/image_actions_modal.dart

@@ -60,7 +60,9 @@ class ImageActionsModal extends StatelessWidget {
                       size: 24.0,
                       color: StreamChatTheme.of(context).colorTheme.grey,
                     ),
-                    () {},
+                    () {
+                      Navigator.pop(context, ReturnActionType.reply);
+                    },
                   ),
                   _buildButton(
                     context,

packages/flutter_widgets/lib/src/image_attachment.dart

@@ -14,6 +14,7 @@ class ImageAttachment extends StatelessWidget {
   final Size size;
   final bool showTitle;
   final ShowMessageCallback onShowMessage;
+  final ValueChanged<ReturnActionType> onReturnAction;
 
   const ImageAttachment({
     Key key,
@@ -23,6 +24,7 @@ class ImageAttachment extends StatelessWidget {
     this.messageTheme,
     this.showTitle = true,
     this.onShowMessage,
+    this.onReturnAction,
   }) : super(key: key);
 
   @override
@@ -42,8 +44,8 @@ class ImageAttachment extends StatelessWidget {
             children: <Widget>[
               Expanded(
                 child: GestureDetector(
-                  onTap: () {
-                    Navigator.push(
+                  onTap: () async {
+                    var result = await Navigator.push(
                       context,
                       MaterialPageRoute(
                         builder: (_) {
@@ -64,6 +66,10 @@ class ImageAttachment extends StatelessWidget {
                         },
                       ),
                     );
+
+                    if (result != null) {
+                      onReturnAction(result);
+                    }
                   },
                   child: CachedNetworkImage(
                     height: size?.height,

packages/flutter_widgets/lib/src/image_header.dart

@@ -101,24 +101,29 @@ class ImageHeader extends StatelessWidget implements PreferredSizeWidget {
   @override
   final Size preferredSize;
 
-  void _showMessageActionModalBottomSheet(BuildContext context) {
+  void _showMessageActionModalBottomSheet(BuildContext context) async {
     final channel = StreamChannel.of(context).channel;
 
-    showDialog(
-        context: context,
-        barrierColor: StreamChatTheme.of(context).colorTheme.overlay,
-        builder: (context) {
-          return StreamChannel(
-            channel: channel,
-            child: ImageActionsModal(
-              userName: userName,
-              sentAt: sentAt,
-              message: message,
-              urls: urls,
-              currentIndex: currentIndex,
-              onShowMessage: onShowMessage,
-            ),
-          );
-        });
+    var result = await showDialog(
+      context: context,
+      barrierColor: StreamChatTheme.of(context).colorTheme.overlay,
+      builder: (context) {
+        return StreamChannel(
+          channel: channel,
+          child: ImageActionsModal(
+            userName: userName,
+            sentAt: sentAt,
+            message: message,
+            urls: urls,
+            currentIndex: currentIndex,
+            onShowMessage: onShowMessage,
+          ),
+        );
+      },
+    );
+
+    if (result != null) {
+      Navigator.pop(context, result);
+    }
   }
 }

packages/flutter_widgets/lib/src/message_list_view.dart

@@ -780,6 +780,16 @@ class _MessageListViewState extends State<MessageListView> {
           ? StreamChatTheme.of(context).ownMessageTheme
           : StreamChatTheme.of(context).otherMessageTheme,
       onShowMessage: widget.onShowMessage,
+      onReturnAction: (action) {
+        switch (action) {
+          case ReturnActionType.none:
+            break;
+          case ReturnActionType.reply:
+            FocusScope.of(context).unfocus();
+            widget.onMessageSwiped(message);
+            break;
+        }
+      },
     );
   }
 
@@ -930,6 +940,16 @@ class _MessageListViewState extends State<MessageListView> {
       readList: readList,
       allRead: allRead,
       onShowMessage: widget.onShowMessage,
+      onReturnAction: (action) {
+        switch (action) {
+          case ReturnActionType.none:
+            break;
+          case ReturnActionType.reply:
+            FocusScope.of(context).unfocus();
+            widget.onMessageSwiped(message);
+            break;
+        }
+      },
     );
 
     if (!message.isDeleted && !message.isSystem && !message.isEphemeral) {

packages/flutter_widgets/lib/src/message_widget.dart

@@ -120,6 +120,7 @@ class MessageWidget extends StatefulWidget {
   final List<Read> readList;
 
   final ShowMessageCallback onShowMessage;
+  final ValueChanged<ReturnActionType> onReturnAction;
 
   /// If true show the users username next to the timestamp of the message
   final bool showUsername;
@@ -178,6 +179,7 @@ class MessageWidget extends StatefulWidget {
     this.onShowMessage,
     this.editMessageInputBuilder,
     this.textBuilder,
+    this.onReturnAction,
     Map<String, AttachmentBuilder> customAttachmentBuilders,
     this.readList,
     this.padding,
@@ -199,6 +201,7 @@ class MessageWidget extends StatefulWidget {
                 MediaQuery.of(context).size.height * 0.3,
               ),
               onShowMessage: onShowMessage,
+              onReturnAction: onReturnAction,
             );
           },
           'video': (context, message, attachment) {
@@ -211,6 +214,7 @@ class MessageWidget extends StatefulWidget {
               ),
               message: message,
               onShowMessage: onShowMessage,
+              onReturnAction: onReturnAction,
             );
           },
           'giphy': (context, message, attachment) {
@@ -223,6 +227,7 @@ class MessageWidget extends StatefulWidget {
                 MediaQuery.of(context).size.height * 0.3,
               ),
               onShowMessage: onShowMessage,
+              onReturnAction: onReturnAction,
             );
           },
           'file': (context, message, attachment) {

packages/flutter_widgets/lib/src/video_attachment.dart

@@ -15,6 +15,7 @@ class VideoAttachment extends StatefulWidget {
   final Size size;
   final Message message;
   final ShowMessageCallback onShowMessage;
+  final ValueChanged<ReturnActionType> onReturnAction;
 
   VideoAttachment({
     Key key,
@@ -23,6 +24,7 @@ class VideoAttachment extends StatefulWidget {
     this.message,
     this.size,
     this.onShowMessage,
+    this.onReturnAction,
   }) : super(key: key);
 
   @override
@@ -84,10 +86,10 @@ class _VideoAttachmentState extends State<VideoAttachment> {
         });
 
     return GestureDetector(
-      onTap: () {
+      onTap: () async {
         final channel = StreamChannel.of(context).channel;
 
-        Navigator.push(
+        var res = await Navigator.push(
           context,
           MaterialPageRoute(
             builder: (_) => StreamChannel(
@@ -102,6 +104,10 @@ class _VideoAttachmentState extends State<VideoAttachment> {
             ),
           ),
         );
+
+        if (res != null) {
+          widget.onReturnAction(res);
+        }
       },
       child: Container(
         height: widget.size?.height,