import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/app_localizations.dart';
import 'package:shared_preferences/shared_preferences.dart';

class Settings extends StatefulWidget {
  const Settings({super.key});

  @override
  State<Settings> createState() => _SettingsState();
}

class _SettingsState extends State<Settings> {
  late Future<String> initName;
  late Future<String> initBLand;
  TextEditingController nameVornameC = TextEditingController();
  TextEditingController bLandC = TextEditingController();

  @override
  void initState() {
    super.initState();
    initName = _loadName();
    initBLand = _loadBLand();
  }

  Future<String> _loadName() {
    Future<String> initName = Future.delayed(Duration.zero, () async {
      final SharedPreferences prefs = await SharedPreferences.getInstance();
      final String initName = prefs.getString('nameVorname') ?? '';
      nameVornameC.text = initName;
      return initName;
    });
    return initName;
  }

  Future<String> _loadBLand() {
    Future<String> initBLand = Future.delayed(Duration.zero, () async {
      final SharedPreferences prefs = await SharedPreferences.getInstance();
      final String initBLand = prefs.getString('bLand') ?? '';
      bLandC.text = initBLand;
      return initBLand;
    });
    return initBLand;
  }

  void _saveName() async {
    final SharedPreferences prefs = await SharedPreferences.getInstance();
    await prefs.setString('nameVorname', nameVornameC.text);
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text(AppLocalizations.of(context)!.settings)),
      body: SingleChildScrollView(
        child: Padding(
          padding: const EdgeInsets.all(16.0),
          child: Column(
            children: [
              Text(AppLocalizations.of(context)!.changenamestate ,style: const TextStyle(fontSize: 20, ),),
              FutureBuilder<String>(
                future: initName, // your Future<String>
                builder:
                    (BuildContext context, AsyncSnapshot<String> snapshot) {
                  if (snapshot.connectionState == ConnectionState.done) {
                    return TextField(
                      controller: nameVornameC,
                      decoration: InputDecoration(
                        labelText: AppLocalizations.of(context)!.namevorname,
                      ),
                    );
                  } else {
                    // Optionally, return a placeholder widget while waiting
                    return const CircularProgressIndicator();
                  }
                },
              ),
              FutureBuilder<String>(
                future: initBLand,
                builder: (context, snapshot) {
                  if (snapshot.connectionState == ConnectionState.done) {
                    return TextField(
                      controller: bLandC,
                      decoration: InputDecoration(labelText: AppLocalizations.of(context)!.bland),
                    );
                  } else {
                    return const CircularProgressIndicator();
                  }
                },
                )
            ],
          ),
        ),
      ),
      floatingActionButton: FloatingActionButton(
        child: const Icon(Icons.save),
        onPressed: () {
        _saveName();
      }),
    );
  }
}