import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';

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

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'TelNow Lat',
        theme: ThemeData(
          useMaterial3: true,
          colorScheme: ColorScheme.fromSeed(seedColor: Color.fromARGB(255, 0, 255, 255)),
        ),
        home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    
    return Scaffold(
      backgroundColor: Theme.of(context).colorScheme.primaryContainer,
      body: Column(
        mainAxisAlignment: MainAxisAlignment.spaceEvenly,
        children: [
          Lang(),
          Expanded(
            child: Center(
              child: Text('TelNow', 
              style: TextStyle(color: Colors.orange,
                fontSize: 48),
              )
            ),
          ),
          Padding(
            padding: const EdgeInsets.only(left: 120, right: 120),
            child: Text('Silakan pindai QR terlebih dulu untuk mulai menggunakan aplikasi.', 
            softWrap: true,
            textAlign: TextAlign.center,
            ),
          ),
          Expanded(child:
                Center(child: Pindai()),
          ),
          Text('Kebijakan Privasi'),
          Text('Versi 4.0.0.0'),
          Container(
            color: Theme.of(context).colorScheme.primaryContainer,
          )
        ],
      ),
    );
  }
}

class Lang extends StatefulWidget {
  const Lang({
    Key? key,
  }) : super(key: key);

  @override
  State<Lang> createState() => _LangState();
}

class _LangState extends State<Lang> {

var selectedIndex = 0;

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.all(8.0),
      child: Row(            
        children: [
          Expanded(child: Container()),
          ElevatedButton
            (onPressed: (){print('EN');}, 
              child: Text('EN'),
          ),
          ElevatedButton
            (onPressed: (){print('ID');}, 
              child: Text('ID'))
        ],        
      ),
    );
  }
}

// class Judul extends StatelessWidget {
//   const Judul({
//     Key? key,
//   }) : super(key: key);

//   @override
//   Widget build(BuildContext context) {
//     var theme = Theme.of(context);
//     var style = theme.textTheme.displayMedium!.copyWith(
//       color: Colors.orange,
//       );

//     return Column(
//       children: [
//         Text('TelNow', style: style),
//       ],
//     );
//   }
// }

class Pindai extends StatelessWidget {
  const Pindai({
    Key? key,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Card(
      child: Padding(
        padding: const EdgeInsets.all(20),      
        child: TextButton(
          onPressed: () {
            print('QR pressed!');
          }, 
          child: Text('Pindai QR'),
          ),
      ),
    );
  }
}

// class Footer extends StatelessWidget {
//   const Footer({
//     Key? key,
//   }) : super(key: key);

//   @override
//   Widget build(BuildContext context) {
//     return Column(
//       children: [
//         Text('Kebijakan Privasi'),
//         Text('Versi 4.0.0.0'),
//       ],
//     );
//   }
// }