Flutter Development Tutorials, Guides & Insights

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import 'package:flutter/material.dart';
import '../models/weather.dart';
import '../services/weather_service.dart';

class WeatherProvider with ChangeNotifier {
  final WeatherService _weatherService = WeatherService();
  Weather? _weather;

  Weather? get weather => _weather;

  Future<void> fetchWeather(String city) async {
    _weather = await _weatherService.fetchWeather(city);
    notifyListeners();
  }
}

Wrap the WeatherScreen with ChangeNotifierProvider:

• MyApp Class: This is the root widget of the application. It sets up the theme and the home page of the app.
• MyHomePage Class: A stateful widget that manages the app’s state, including the counter value.
• _incrementCounter Method: Updates the state of the app by increasing the counter each time the button is pressed.
• Scaffold Widget: Provides the basic material design layout structure, including an app bar and a body for the main content.

To add external packages, update the pubspec.yaml file. For example, to use the http package for networking: