56 lines
1.6 KiB
Dart
56 lines
1.6 KiB
Dart
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import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:internet_connection_checker_plus/internet_connection_checker_plus.dart';
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final internetConnectionProvider = ChangeNotifierProvider<InternetConnectionNotifier>((ref) {
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return InternetConnectionNotifier();
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});
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class InternetConnectionNotifier extends ChangeNotifier with WidgetsBindingObserver {
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bool _isConnected = true;
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AppLifecycleState appLifecycleState = AppLifecycleState.resumed;
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late final StreamSubscription<InternetStatus> _subscription;
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bool get isConnected => _isConnected;
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InternetConnectionNotifier() {
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WidgetsBinding.instance.addObserver(this);
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_init();
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}
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void _init() {
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checkConnection();
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_subscription = InternetConnection().onStatusChange.listen((status) {
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print('Internet connection status: $status');
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if (appLifecycleState != AppLifecycleState.paused) {
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final wasConnected = _isConnected;
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_isConnected = status == InternetStatus.connected;
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notifyListeners();
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}
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});
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}
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Future<void> checkConnection() async {
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final previous = _isConnected;
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_isConnected = await InternetConnection().hasInternetAccess;
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if (_isConnected != previous) notifyListeners();
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}
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@override
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void didChangeAppLifecycleState(AppLifecycleState state) {
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appLifecycleState = state;
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notifyListeners();
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if (state == AppLifecycleState.resumed) {
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checkConnection();
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}
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}
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@override
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void dispose() {
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WidgetsBinding.instance.removeObserver(this);
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_subscription.cancel();
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super.dispose();
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}
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}
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