import 'package:flutter/material.dart';
import 'package:fluttery/fluttery.dart';
import 'package:fluttery/logger.dart';
import 'package:fluttery/worker.dart';

Future<void> main() async {
  // Ensures that the Flutter engine and widget binding
  // are initialized before using async services or plugins
  WidgetsFlutterBinding.ensureInitialized();

  // any services
  App.registerDefaultServices();

  final logger = App.service<Logger>();
  logger.debug("[MAIN] Registered all default services");

  runApp(const MyApp());
}

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

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    App.service<Logger>().info("test");

    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    App.service<Worker>().spawn("worker-$_counter", () async {
      App.service<Logger>().info("test");

      await Future.delayed(const Duration(seconds: 10));

      App.service<Logger>().info("end worker");
    });
    setState(() {
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        title: Text(widget.title),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            const Text('You have pushed the button this many times:'),
            Text(
              '$_counter',
              style: Theme.of(context).textTheme.headlineMedium,
            ),
            TextButton(
              onPressed: () {
              },
              child: Text("Print workers"),
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: const Icon(Icons.add),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}