import package:flutter/material.dart;

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
	return MaterialApp(
  	title: Aplikasi Catatan,
  	home: NoteApp(),
	);
  }
}

class NoteApp extends StatefulWidget {
  @override
  _NoteAppState createState() => _NoteAppState();
}

class _NoteAppState extends State<NoteApp> {
  final List<String> _notes = [];
  final TextEditingController _controller = TextEditingController();

  void _addNote() {
	setState(() {
  	_notes.add(_controller.text);
  	_controller.clear();
	});
  }

  @override
  Widget build(BuildContext context) {
	return Scaffold(
  	appBar: AppBar(
    	title: Text(Catatan Saya),
  	),
  	body: Column(
    	children: [
      	TextField(
        	controller: _controller,
        	decoration: InputDecoration(labelText: Masukkan Catatan),
      	),
      	ElevatedButton(
        	onPressed: _addNote,
        	child: Text(Tambahkan Catatan),
      	),
      	Expanded(
        	child: ListView.builder(
          	itemCount: _notes.length,
          	itemBuilder: (context, index) {
            	return ListTile(
              	title: Text(_notes[index]),
            	);
          	},
        	),
      	),
    	],
  	),
	);
  }
}