52 lines
1.6 KiB
Dart
52 lines
1.6 KiB
Dart
import 'package:aves/model/device.dart';
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import 'package:aves_services_platform/aves_services_platform.dart';
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import 'package:connectivity_plus/connectivity_plus.dart';
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import 'package:flutter/foundation.dart';
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abstract class AvesAvailability {
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void onResume();
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Future<bool> get isConnected;
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Future<bool> get canLocatePlaces;
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Future<bool> get canUseDeviceMaps;
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}
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class LiveAvesAvailability implements AvesAvailability {
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bool? _isConnected;
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LiveAvesAvailability() {
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Connectivity().onConnectivityChanged.listen(_updateConnectivityFromResult);
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}
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@override
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void onResume() => _isConnected = null;
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@override
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Future<bool> get isConnected async {
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if (_isConnected != null) return SynchronousFuture(_isConnected!);
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final result = await (Connectivity().checkConnectivity());
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_updateConnectivityFromResult(result);
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return _isConnected!;
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}
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void _updateConnectivityFromResult(ConnectivityResult result) {
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final newValue = result != ConnectivityResult.none;
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if (_isConnected != newValue) {
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_isConnected = newValue;
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debugPrint('Device is connected=$_isConnected');
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}
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}
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// local geocoding with `geocoder` seems to require Google Play Services
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// what about devices with Huawei Mobile Services?
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@override
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Future<bool> get canLocatePlaces => Future.wait<bool>([
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isConnected,
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PlatformMobileServices().isServiceAvailable(),
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]).then((results) => results.every((result) => result));
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@override
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Future<bool> get canUseDeviceMaps async => device.canRenderGoogleMaps && await PlatformMobileServices().isServiceAvailable();
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}
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