Shared Preference - to store data locallyy

 import 'package:flutter/material.dart';

import 'package:flutter/rendering.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'package:intl/intl.dart';
import 'package:waris/IntroPage.dart';
import 'package:waris/ProfileScreen.dart';
//import 'package:waris/splash_screen.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Flutter Demo',
      theme: ThemeData(
        textTheme: TextTheme(
            headline1: TextStyle(
                fontWeight: FontWeight.bold, fontSize: 25, color: Colors.black),
            subtitle1: TextStyle(
                fontSize: 15,
                fontWeight: FontWeight.bold,
                color: Colors.green)),
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return MyHomeState();
  }
}

class MyHomeState extends State<MyHomePage> {
  @override
  void initState() {
    super.initState();

    getValue();
  }

  var nameValue = 'No value saved';

  var nameController = TextEditingController();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: Text('Stateful widget'),
        ),
        body:Center(
          child: Container(
            width: 200,
            child: Column(
              mainAxisAlignment: MainAxisAlignment.center,
              children: [
                TextField(
                  decoration:InputDecoration(
                    border: OutlineInputBorder(
                      borderRadius: BorderRadius.circular(21)
                    ),
                    label: Text('Name')
                  ),
                  controller: nameController,
                ),
                ElevatedButton(onPressed: () async {
                  var name = nameController.text.toString();
                  var  pref = await SharedPreferences.getInstance();

                  pref.setString('name', name);

                }, child: Text('Save')),
                Text(nameValue)
                
              ],
            ),
          ),
        ));
  }

  void getValue() async{
    var prefs = await SharedPreferences.getInstance();
   var getName =  prefs.getString('name');
   nameValue = getName != null ? getName : "no value saved";
   setState(() {
     nameValue = getName != null ? getName : "no value saved";
   });
  }
}