Add highest accuracy

lib/l10n/app_en.arb

@@ -13,12 +13,14 @@
   "idLabel": "Device identifier",
   "urlLabel": "Server URL",
   "accuracyLabel": "Location accuracy",
+  "highestAccuracyLabel": "Highest",
   "highAccuracyLabel": "High",
   "mediumAccuracyLabel": "Medium",
   "lowAccuracyLabel": "Low",
   "intervalLabel": "Interval (seconds)",
   "fastestIntervalLabel": "Fastest interval (seconds)",
   "distanceLabel": "Distance (meters)",
+  "angleLabel": "Angle (degrees)",
   "heartbeatLabel": "Stationary heartbeat (seconds)",
   "bufferLabel": "Offline buffering",
   "wakelockLabel": "Wake lock",

lib/preferences.dart

@@ -11,13 +11,14 @@ class Preferences {
   static const String id = 'id';
   static const String url = 'url';
   static const String accuracy = 'accuracy';
-  static const String interval = 'interval';
   static const String distance = 'distance';
+  static const String interval = 'interval';
+  static const String angle = 'angle';
   static const String heartbeat = 'heartbeat';
+  static const String fastestInterval = 'fastest_interval';
   static const String buffer = 'buffer';
   static const String wakelock = 'wakelock';
   static const String stopDetection = 'stop_detection';
-  static const String fastestInterval = 'fastest_interval';
 
   static Future<void> init() async {
     instance = await SharedPreferencesWithCache.create(
@@ -26,7 +27,8 @@ class Preferences {
         : SharedPreferencesOptions(),
       cacheOptions: SharedPreferencesWithCacheOptions(
         allowList: {
-          id, url, accuracy, interval, distance, buffer, heartbeat, wakelock, stopDetection, fastestInterval,
+          id, url, accuracy, distance, interval, angle, heartbeat,
+          fastestInterval, buffer,  wakelock, stopDetection,
           'device_id_preference', 'server_url_preference', 'accuracy_preference',
           'frequency_preference', 'distance_preference', 'buffer_preference',
         },
@@ -45,6 +47,11 @@ class Preferences {
         final intValue = int.tryParse(stringValue ?? '') ?? 75;
         await instance.setInt(distance, intValue > 0 ? intValue : 75);
       }
+      if (instance.get(angle) is String) {
+        final stringValue = instance.getString(angle);
+        final intValue = int.tryParse(stringValue ?? '') ?? 0;
+        await instance.setInt(angle, intValue);
+      }
     } else {
       await _migrate();
     }
@@ -67,6 +74,7 @@ class Preferences {
       stopOnTerminate: false,
       startOnBoot: true,
       desiredAccuracy: switch (instance.getString(accuracy)) {
+        'highest' => Platform.isIOS ? bg.Config.DESIRED_ACCURACY_NAVIGATION : bg.Config.DESIRED_ACCURACY_HIGH,
         'high' => bg.Config.DESIRED_ACCURACY_HIGH,
         'low' => bg.Config.DESIRED_ACCURACY_LOW,
         _ => bg.Config.DESIRED_ACCURACY_MEDIUM,

lib/settings_screen.dart

@@ -37,6 +37,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
 
   String _getAccuracyLabel(String? key) {
     return switch (key) {
+      'highest' => AppLocalizations.of(context)!.highestAccuracyLabel,
       'high' => AppLocalizations.of(context)!.highAccuracyLabel,
       'low' => AppLocalizations.of(context)!.lowAccuracyLabel,
       _ => AppLocalizations.of(context)!.mediumAccuracyLabel,
@@ -118,7 +119,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   Widget _buildAccuracyListTile() {
-    final accuracyOptions = ['high', 'medium', 'low'];
+    final accuracyOptions = ['highest', 'high', 'medium', 'low'];
     return ListTile(
       title: Text(AppLocalizations.of(context)!.accuracyLabel),
       subtitle: Text(_getAccuracyLabel(Preferences.instance.getString(Preferences.accuracy))),
@@ -144,6 +145,8 @@ class _SettingsScreenState extends State<SettingsScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final isHighestAccuracy = Preferences.instance.getString(Preferences.accuracy) == 'highest';
+    final distance = Preferences.instance.getInt(Preferences.distance);
     return Scaffold(
       appBar: AppBar(title: Text(AppLocalizations.of(context)!.settingsTitle)),
       body: ListView(
@@ -152,8 +155,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
           _buildListTile(AppLocalizations.of(context)!.urlLabel, Preferences.url, false),
           _buildAccuracyListTile(),
           _buildListTile(AppLocalizations.of(context)!.distanceLabel, Preferences.distance, true),
-          if (Platform.isAndroid && Preferences.instance.getInt(Preferences.distance) == 0)
+          if (isHighestAccuracy || Platform.isAndroid && distance == 0)
             _buildListTile(AppLocalizations.of(context)!.intervalLabel, Preferences.interval, true),
+          if (isHighestAccuracy)
+            _buildListTile(AppLocalizations.of(context)!.angleLabel, Preferences.angle, true),
           _buildListTile(AppLocalizations.of(context)!.heartbeatLabel, Preferences.heartbeat, true),
           SwitchListTile(
             title: Text(AppLocalizations.of(context)!.advancedLabel),
@@ -162,7 +167,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
               setState(() => advanced = value);
             },
           ),
-          if (Platform.isAndroid && advanced)
+          if (advanced)
             _buildListTile(AppLocalizations.of(context)!.fastestIntervalLabel, Preferences.fastestInterval, true),
           if (advanced)
             SwitchListTile(