wetterApp/lib/main.dart

import 'package:flutter/material.dart';
import 'package:wetter/components/compact_weather_data.dart';
import 'package:wetter/models/daily_weather_model.dart';
import 'package:wetter/services/brightsky_api_service.dart';

void main() => runApp(const MyApp());

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

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  late Future<DailyWeatherModel> futureAlbum;

  @override
  void initState() {
    super.initState();
    futureAlbum = BrightSkyAPI.fetchForecast(DateTime.now());
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Fetch Data Example',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        textTheme: const TextTheme(
          headline1: TextStyle(fontSize: 72.0, fontWeight: FontWeight.bold),
          headline6: TextStyle(fontSize: 36.0, fontStyle: FontStyle.italic),
          bodyText2: TextStyle(fontSize: 14.0, fontFamily: 'Hind'),
        ),
      ),
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Wetter heute in Harburg'),
        ),
        body: Center(
          child: FutureBuilder<DailyWeatherModel>(
            future: futureAlbum,
            builder: (context, snapshot) {
              if (snapshot.hasData) {
                return CompactWeatherData(snapshot.data!);
              } else if (snapshot.hasError) {
                return Text('${snapshot.error}');
              }

              // By default, show a loading spinner.
              return const CircularProgressIndicator();
            },
          ),
        ),
      ),
    );
  }
}