Implement auto-inserting post number to comment text box on click

lib/message_item_view.dart

@@ -1,4 +1,6 @@
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:wind/thread_model.dart';
 
 class MessageItemView extends StatelessWidget {
   const MessageItemView({Key? key, required this.item, required this.isOpPost})
@@ -48,7 +50,12 @@ class MessageItemView extends StatelessWidget {
                           "#${item.number}",
                           style: TextStyle(fontSize: 15, color: Colors.grey),
                         ),
-                        onTap: () => {},
+                        onTap: () {
+                          var model =
+                              Provider.of<ThreadModel>(context, listen: false);
+                          model.commentTextController.text +=
+                              ">>${item.number}\n";
+                        },
                       )
                     ],
                   ),

lib/thread_model.dart

@@ -5,12 +5,7 @@ import 'package:wind/nntp_client.dart';
 class ThreadModel extends ChangeNotifier {
   NNTPClient? client;
 
-  String _commentText = "";
-  String get commentText => _commentText;
-  set commentText(String text) {
-    _commentText = text;
-    notifyListeners();
-  }
+  var commentTextController = TextEditingController(text: "");
 
   Future<MessageItem> getPost(int number) async {
     var msg = await client!.getPost(number);

lib/thread_screen.dart

@@ -107,7 +107,9 @@ class SendMessageFormState extends State<SendMessageForm> {
         children: [
           Center(
             child: Column(children: [
-              TextFormField(
+              Consumer<ThreadModel>(
+                  builder: ((context, value, child) => TextFormField(
+                        controller: value.commentTextController,
                         minLines: 5,
                         keyboardType: TextInputType.multiline,
                         maxLines: null,
@@ -120,7 +122,7 @@ class SendMessageFormState extends State<SendMessageForm> {
                           }
                           return null;
                         },
-              ),
+                      ))),
               Padding(
                   padding: const EdgeInsets.symmetric(vertical: 16.0),
                   child: Row(