add ability to give controller to mention widget

lib/src/mention_view.dart

@@ -46,6 +46,7 @@ class FlutterMentions extends StatefulWidget {
     this.buildCounter,
     this.scrollPhysics,
     this.scrollController,
+    this.controller,
     this.autofillHints,
     this.appendSpaceOnAdd = true,
     this.hideSuggestionList = false,
@@ -237,25 +238,18 @@ class FlutterMentions extends StatefulWidget {
   /// {@macro flutter.widgets.editableText.scrollController}
   final ScrollController? scrollController;
 
+  /// AnnotationEditingController for the text of the widget.
+  final AnnotationEditingController? controller;
+
   /// {@macro flutter.widgets.editableText.autofillHints}
   /// {@macro flutter.services.autofill.autofillHints}
   final Iterable<String>? autofillHints;
 
-  @override
-  FlutterMentionsState createState() => FlutterMentionsState();
-}
-
-class FlutterMentionsState extends State<FlutterMentions> {
-  AnnotationEditingController? controller;
-  ValueNotifier<bool> showSuggestions = ValueNotifier(false);
-  LengthMap? _selectedMention;
-  String _pattern = '';
-
-  Map<String, Annotation> mapToAnotation() {
+  static Map<String, Annotation> mapToAnotation(List<Mention> mentions) {
     final data = <String, Annotation>{};
 
     // Loop over all the mention items and generate a suggestions matching list
-    widget.mentions.forEach((element) {
+    mentions.forEach((element) {
       // if matchAll is set to true add a general regex patteren to match with
       if (element.matchAll) {
         data['${element.trigger}([A-Za-z0-9])*'] = Annotation(
@@ -270,28 +264,37 @@ class FlutterMentionsState extends State<FlutterMentions> {
 
       element.data.forEach(
         (e) => data["${element.trigger}${e['display']}"] = e['style'] != null
-            ? Annotation(
-                style: e['style'],
-                id: e['id'],
-                display: e['display'],
-                trigger: element.trigger,
-                disableMarkup: element.disableMarkup,
-                markupBuilder: element.markupBuilder,
-              )
-            : Annotation(
-                style: element.style,
-                id: e['id'],
-                display: e['display'],
-                trigger: element.trigger,
-                disableMarkup: element.disableMarkup,
-                markupBuilder: element.markupBuilder,
-              ),
+          ? Annotation(
+            style: e['style'],
+            id: e['id'],
+            display: e['display'],
+            trigger: element.trigger,
+            disableMarkup: element.disableMarkup,
+            markupBuilder: element.markupBuilder,
+          ) : Annotation(
+            style: element.style,
+            id: e['id'],
+            display: e['display'],
+            trigger: element.trigger,
+            disableMarkup: element.disableMarkup,
+            markupBuilder: element.markupBuilder,
+          ),
       );
     });
 
     return data;
   }
 
+  @override
+  FlutterMentionsState createState() => FlutterMentionsState();
+}
+
+class FlutterMentionsState extends State<FlutterMentions> {
+  AnnotationEditingController? controller;
+  ValueNotifier<bool> showSuggestions = ValueNotifier(false);
+  LengthMap? _selectedMention;
+  String _pattern = '';
+
   void addMention(Map<String, dynamic> value, [Mention? list]) {
     final selectedMention = _selectedMention!;
 
@@ -372,9 +375,9 @@ class FlutterMentionsState extends State<FlutterMentions> {
 
   @override
   void initState() {
-    final data = mapToAnotation();
+    final data = FlutterMentions.mapToAnotation(widget.mentions);
 
-    controller = AnnotationEditingController(data);
+    controller = widget.controller ?? AnnotationEditingController(data);
 
     if (widget.defaultText != null) {
       controller!.text = widget.defaultText!;
@@ -400,7 +403,7 @@ class FlutterMentionsState extends State<FlutterMentions> {
   void didUpdateWidget(widget) {
     super.didUpdateWidget(widget);
 
-    controller!.mapping = mapToAnotation();
+    controller!.mapping = FlutterMentions.mapToAnotation(widget.mentions);
   }
 
   @override

pubspec.lock

@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.6.1"
+    version: "2.8.2"
   boolean_selector:
     dependency: transitive
     description:
@@ -21,14 +21,14 @@ packages:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.2.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.3.1"
   clock:
     dependency: transitive
     description:
@@ -73,14 +73,21 @@ packages:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10"
+    version: "0.12.11"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0"
+    version: "1.7.0"
   path:
     dependency: transitive
     description:
@@ -134,7 +141,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.0"
+    version: "0.4.8"
   typed_data:
     dependency: transitive
     description:
@@ -148,7 +155,7 @@ packages:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.1"
 sdks:
-  dart: ">=2.12.0 <3.0.0"
+  dart: ">=2.14.0 <3.0.0"
   flutter: ">=1.21.0"