update dependencies

lib/src/message_input.dart

@@ -938,7 +938,8 @@ class MessageInputState extends State<MessageInput> {
     super.initState();
 
     if (!kIsWeb) {
-      _keyboardListener = KeyboardVisibility.onChange.listen((visible) {
+      _keyboardListener =
+          KeyboardVisibilityController().onChange.listen((visible) {
         if (visible) {
           _onChange();
         } else {
@@ -962,42 +963,42 @@ class MessageInputState extends State<MessageInput> {
 
   Timer _debounce;
   void _onChange() {
-    final s = textEditingController.text;
-    StreamChannel.of(context).channel.keyStroke(
-          widget.parentMessage?.id,
-        );
+    if (_debounce?.isActive == true) _debounce.cancel();
+    _debounce = Timer(
+      const Duration(milliseconds: 350),
+      () {
+        final s = textEditingController.text;
+        StreamChannel.of(context).channel.keyStroke(
+              widget.parentMessage?.id,
+            );
 
-    setState(() {
-      _messageIsPresent = s.trim().isNotEmpty;
-    });
+        setState(() {
+          _messageIsPresent = s.trim().isNotEmpty;
+        });
 
-    _commandsOverlay?.remove();
-    _commandsOverlay = null;
-    _mentionsOverlay?.remove();
-    _mentionsOverlay = null;
+        _commandsOverlay?.remove();
+        _commandsOverlay = null;
+        _mentionsOverlay?.remove();
+        _mentionsOverlay = null;
 
-    if (s.trim().startsWith('/')) {
-      _commandsOverlay = _buildCommandsOverlayEntry();
-      Overlay.of(context).insert(_commandsOverlay);
-    }
+        if (s.trim().startsWith('/')) {
+          _commandsOverlay = _buildCommandsOverlayEntry();
+          Overlay.of(context).insert(_commandsOverlay);
+        }
 
-    if (_messageIsPresent &&
-        textEditingController.selection.isCollapsed &&
-        textEditingController.selection.baseOffset > 0 &&
-        textEditingController.text
-            .substring(0, textEditingController.selection.baseOffset)
-            .split(' ')
-            .last
-            .contains('@')) {
-      if (_debounce?.isActive == true) _debounce.cancel();
-      _debounce = Timer(
-        const Duration(milliseconds: 500),
-        () {
+        if (_messageIsPresent &&
+            textEditingController.selection.isCollapsed &&
+            textEditingController.selection.baseOffset > 0 &&
+            textEditingController.text
+                .substring(0, textEditingController.selection.baseOffset)
+                .split(' ')
+                .last
+                .contains('@')) {
           _mentionsOverlay = _buildMentionsOverlayEntry();
           Overlay.of(context).insert(_mentionsOverlay);
-        },
-      );
-    }
+        }
+      },
+    );
   }
 
   void _parseExistingMessage(Message message) {

pubspec.yaml

@@ -19,10 +19,10 @@ dependencies:
   flutter_markdown: ^0.5.0
   url_launcher: ^5.4.11
   video_player: ^1.0.0
-  chewie: ^0.10.4
+  chewie: ^0.12.0
   file_picker: ^2.0.12
   image_picker: ^0.6.7+2
-  flutter_keyboard_visibility: ^3.3.0
+  flutter_keyboard_visibility: ^4.0.1
   stream_chat: ^0.2.13
   mime: ^0.9.6+3
   visibility_detector: ^0.1.5