Update 'lib/home_page.dart'

lib/home_page.dart

@@ -17,6 +17,7 @@ import 'main.dart';
 import 'Util/Prefs.dart';
 import 'Util/UnitModel.dart';
 import 'package:permission_handler/permission_handler.dart' as pHandler;
+import 'package:device_info_plus/device_info_plus.dart';
 
 class HomePage extends StatefulWidget {
 //  HomePage({Key key}) : super(key: key);
@@ -124,7 +125,12 @@ class _HomePageState extends State<HomePage> {
     lastUpload = prefs.getString(keyClass.lastUpload)??'';
     WidgetsBinding.instance.addPostFrameCallback((_) async {
       await _check_Update();
-      await util.permissionCheck(this.context,pHandler.Permission.manageExternalStorage,()async{print("storage permit granted!");},customMessage: " untuk menyimpan data backup");
+      final androidVersion = await DeviceInfoPlugin().androidInfo;
+      if ((androidVersion.version.sdkInt ?? 0) >= 30) {
+        await util.permissionCheck(this.context,pHandler.Permission.manageExternalStorage,()async{print("storage permit granted!");},customMessage: " untuk menyimpan data backup");
+      } else {
+        await util.permissionCheck(this.context,pHandler.Permission.storage,()async{print("storage permit granted!");},customMessage: " untuk menyimpan data backup");
+      }
     });
   }