Android のGPS切断からの復帰処理のデバッグ
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@ -65,6 +65,26 @@ class LocationService : Service() {
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fusedLocationClient = LocationServices.getFusedLocationProviderClient(this)
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// 位置情報の権限チェックとGPS有効化の確認を行う
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if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
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val locationManager = getSystemService(Context.LOCATION_SERVICE) as LocationManager
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if (locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
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val locationRequest = LocationRequest.create().apply {
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priority = LocationRequest.PRIORITY_HIGH_ACCURACY
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interval = 10000
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fastestInterval = 5000
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}
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fusedLocationClient.requestLocationUpdates(locationRequest, locationCallback, null)
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} else {
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Log.d("LocationService", "GPS is disabled.")
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// GPSが無効の場合の処理を追加する(例: ユーザーにGPSを有効にするように促すなど)
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}
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} else {
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Log.d("LocationService", "Location permission is not granted.")
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// 位置情報の権限が許可されていない場合の処理を追加する
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}
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/*
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// GPSデバイスが有効になっているか確認する
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val locationManager = getSystemService(Context.LOCATION_SERVICE) as LocationManager
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if (!locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
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@ -73,6 +93,7 @@ class LocationService : Service() {
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}else{
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Log.d("LocationService", "GPS is enabled.")
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}
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*/
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// フォアグラウンドサービスの設定
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
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@ -185,6 +206,7 @@ class LocationService : Service() {
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override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
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Log.d("LocationService", "Android: onStartCommand.")
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/* onCreate でやってるので除外。
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// 位置情報の権限チェックとGPS有効化の確認を行う
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if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
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val locationManager = getSystemService(Context.LOCATION_SERVICE) as LocationManager
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@ -204,6 +226,8 @@ class LocationService : Service() {
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// 位置情報の権限が許可されていない場合の処理を追加する
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}
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*/
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// Foregroundサービスを開始
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startForeground(NOTIFICATION_ID, createNotification())
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@ -93,6 +93,7 @@ class MainActivity: FlutterActivity() {
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} else {
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Log.d("MainActivity", "Location permission is not granted.")
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// 位置情報の権限が許可されていない場合の処理を追加する
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ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.ACCESS_FINE_LOCATION), PERMISSION_REQUEST_CODE)
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}
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}
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@ -20,7 +20,7 @@ import 'package:shared_preferences/shared_preferences.dart';
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import '../../main.dart';
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class IndexController extends GetxController {
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class IndexController extends GetxController with WidgetsBindingObserver {
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List<GeoJSONFeatureCollection> locations = <GeoJSONFeatureCollection>[].obs;
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List<GeoJSONFeature> currentFeature = <GeoJSONFeature>[].obs;
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List<Destination> currentDestinationFeature = <Destination>[].obs;
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@ -183,6 +183,9 @@ class IndexController extends GetxController {
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_connectivity.onConnectivityChanged.listen(_updateConnectionStatus);
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super.onInit();
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WidgetsBinding.instance?.addObserver(this);
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_startLocationService(); // アプリ起動時にLocationServiceを開始する
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print('IndexController onInit called'); // デバッグ用の出力を追加
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}
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@ -196,9 +199,48 @@ class IndexController extends GetxController {
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@override
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void onClose() {
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_connectivitySubscription.cancel();
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WidgetsBinding.instance?.removeObserver(this);
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_stopLocationService(); // アプリ終了時にLocationServiceを停止する
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super.onClose();
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}
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@override
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void didChangeAppLifecycleState(AppLifecycleState state) {
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if (state == AppLifecycleState.resumed) {
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if (!_isLocationServiceRunning()) {
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_startLocationService();
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}
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} else if (state == AppLifecycleState.paused) {
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_stopLocationService();
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}
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}
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bool _isLocationServiceRunning() {
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// LocationServiceが実行中かどうかを確認する処理を実装する
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// 例えば、SharedPreferencesにサービスの状態を保存するなど
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// ここでは簡単のために、常にfalseを返すようにしています
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return false;
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}
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void _startLocationService() async {
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const platform = MethodChannel('location');
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try {
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await platform.invokeMethod('startLocationService');
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} on PlatformException catch (e) {
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print("Failed to start location service: '${e.message}'.");
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}
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}
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void _stopLocationService() async {
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const platform = MethodChannel('location');
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try {
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await platform.invokeMethod('stopLocationService');
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} on PlatformException catch (e) {
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print("Failed to stop location service: '${e.message}'.");
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}
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}
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/*
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@override
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void onReady() async {
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