Add motion switch

lib/l10n/app_en.arb

@@ -23,6 +23,7 @@
   "disableElasticityLabel": "Disable elasticity",
   "stopDetectionLabel": "Stop detection",
   "trackingLabel": "Continuous tracking",
+  "motionLabel": "Active movement",
   "advancedLabel": "Advanced settings",
   "startAction": "Start service",
   "stopAction": "Stop service",

lib/main_screen.dart

@@ -17,6 +17,8 @@ class MainScreen extends StatefulWidget {
 
 class _MainScreenState extends State<MainScreen> {
   bool trackingEnabled = false;
+  bool? stopDetection;
+  bool? isMoving;
 
   @override
   void initState() {
@@ -28,12 +30,19 @@ class _MainScreenState extends State<MainScreen> {
     final state = await bg.BackgroundGeolocation.state;
     setState(() {
       trackingEnabled = state.enabled;
+      stopDetection = Preferences.instance.getBool(Preferences.stopDetection);
+      isMoving = state.isMoving;
     });
     bg.BackgroundGeolocation.onEnabledChange((bool enabled) {
       setState(() {
         trackingEnabled = enabled;
       });
     });
+    bg.BackgroundGeolocation.onMotionChange((bg.Location location) {
+      setState(() {
+        isMoving = location.isMoving;
+      });
+    });
   }
 
   Widget _buildTrackingCard() {
@@ -65,6 +74,19 @@ class _MainScreenState extends State<MainScreen> {
                 }
               },
             ),
+            if (stopDetection == false)
+              SwitchListTile(
+                contentPadding: EdgeInsets.zero,
+                title: Text(AppLocalizations.of(context)!.motionLabel),
+                value: isMoving == true,
+                onChanged: (bool value) {
+                  if (value) {
+                    bg.BackgroundGeolocation.changePace(true);
+                  } else {
+                    bg.BackgroundGeolocation.changePace(false);
+                  }
+                },
+              ),
             const SizedBox(height: 8),
             OverflowBar(
               spacing: 8,
@@ -118,7 +140,9 @@ class _MainScreenState extends State<MainScreen> {
                 FilledButton.tonal(
                   onPressed: () async {
                     await Navigator.push(context, MaterialPageRoute(builder: (_) => const SettingsScreen()));
-                    setState(() {});
+                    setState(() {
+                      stopDetection = Preferences.instance.getBool(Preferences.stopDetection);
+                    });
                   },
                   child: Text(AppLocalizations.of(context)!.settingsButton),
                 ),