From 91b5d55a83d659fe07d0542a8093f8c247880a67 Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Sat, 27 Apr 2019 10:13:29 +0200
Subject: [PATCH] Limit new messages length

---
 lib/ui/screens/conversation_screen.dart | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/lib/ui/screens/conversation_screen.dart b/lib/ui/screens/conversation_screen.dart
index a07afdd..2272039 100644
--- a/lib/ui/screens/conversation_screen.dart
+++ b/lib/ui/screens/conversation_screen.dart
@@ -244,14 +244,29 @@ class _ConversationScreenState extends State<ConversationScreen> {
           // Message area
           new Flexible(
             child: new TextField(
+              maxLines: null,
+              maxLength: 200,
+              maxLengthEnforced: true,
+
+              // Show max length only when there is some text already typed
+              buildCounter: (
+                BuildContext context, {
+                @required int currentLength,
+                @required int maxLength,
+                @required bool isFocused,
+              }) =>
+                  currentLength > 0
+                      ? Text("$currentLength/$maxLength")
+                      : Container(),
               enabled: !_isSendingMessage,
               controller: _textEditingController,
               onChanged: _updatedText,
               onSubmitted: _isMessageValid
                   ? (s) => _submitTextMessage(context, s)
                   : null,
-              decoration:
-                  new InputDecoration.collapsed(hintText: tr("Send a message")),
+              decoration: new InputDecoration.collapsed(
+                hintText: tr("Send a message"),
+              ),
             ),
           ),