bug fixed

neowallet_mobile/lib/Home/HomePage.dart

@@ -27,7 +27,7 @@ import '../utils/utils.dart';
 
 Profile? profile;
 String tokenAdmin = "";
-
+bool _canPop = false;
 class HomePage extends StatefulWidget {
   const HomePage({Key? key}) : super(key: key);
 
@@ -92,7 +92,9 @@ class _HomePageState extends State<HomePage> {
   clearProfile() async {
     SharedPreferences prefs = await SharedPreferences.getInstance();
     await prefs.setString("access_token", "");
+    _canPop = true;
     Navigator.popUntil(context, ModalRoute.withName('/'));
+    _canPop = false;
   }
 
   lockTest() {
@@ -223,7 +225,17 @@ class _HomePageState extends State<HomePage> {
 
   @override
   Widget build(BuildContext context) {
-    return Scaffold(
+    return PopScope(
+        canPop: _canPop,  // <== set a bool var or set it to false
+        onPopInvoked: (bool didPop) async {
+      if (didPop) {
+        return;
+      }
+      if (Navigator.of(context).canPop()) {
+        Navigator.of(context).pop(context);
+      }
+    },
+    child: Scaffold(
         body: SafeArea(
       child: SmartRefresher(
         onRefresh: () {
@@ -255,6 +267,7 @@ class _HomePageState extends State<HomePage> {
                             children: [
                               InkWell(
                                 onTap: () {
+
                                   clearProfile();
                                 },
                                 child: Icon(
@@ -562,7 +575,7 @@ class _HomePageState extends State<HomePage> {
           ],
         ),
       ),
-    ));
+    )));
   }
 }