[mob][photos] Don't pause ML when in ML settings page

mobile/lib/services/machine_learning/machine_learning_controller.dart

@@ -24,6 +24,7 @@ class MachineLearningController {
   bool _isDeviceHealthy = true;
   bool _isUserInteracting = true;
   bool _canRunML = false;
+  bool mlInteractionOverride = false;
   late Timer _userInteractionTimer;
 
   bool get isDeviceHealthy => _isDeviceHealthy;
@@ -61,13 +62,23 @@ class MachineLearningController {
     _resetTimer();
   }
 
+  bool _canRunGivenUserInteraction() {
+    return (Platform.isIOS ? true : !_isUserInteracting) ||
+        mlInteractionOverride;
+  }
+
+  void forceOverrideML({required bool turnOn}) {
+    _logger.info("Forcing to turn on ML: $turnOn");
+    mlInteractionOverride = turnOn;
+    _fireControlEvent();
+  }
+
   void _fireControlEvent() {
-    final shouldRunML =
-        _isDeviceHealthy && (Platform.isAndroid ? !_isUserInteracting : true);
+    final shouldRunML = _isDeviceHealthy && _canRunGivenUserInteraction();
     if (shouldRunML != _canRunML) {
       _canRunML = shouldRunML;
       _logger.info(
-        "Firing event with $shouldRunML, device health: $_isDeviceHealthy and user interaction: $_isUserInteracting",
+        "Firing event: $shouldRunML      (device health: $_isDeviceHealthy, user interaction: $_isUserInteracting, mlInteractionOverride: $mlInteractionOverride)",
       );
       Bus.instance.fire(MachineLearningControlEvent(shouldRunML));
     }

mobile/lib/ui/settings/machine_learning_settings_page.dart

@@ -36,24 +36,29 @@ class MachineLearningSettingsPage extends StatefulWidget {
   const MachineLearningSettingsPage({super.key});
 
   @override
-  State<MachineLearningSettingsPage> createState() => _MachineLearningSettingsPageState();
+  State<MachineLearningSettingsPage> createState() =>
+      _MachineLearningSettingsPageState();
 }
 
-class _MachineLearningSettingsPageState extends State<MachineLearningSettingsPage> {
+class _MachineLearningSettingsPageState
+    extends State<MachineLearningSettingsPage> {
   late InitializationState _state;
   final EnteWakeLock _wakeLock = EnteWakeLock();
 
-  late StreamSubscription<MLFrameworkInitializationUpdateEvent> _eventSubscription;
+  late StreamSubscription<MLFrameworkInitializationUpdateEvent>
+      _eventSubscription;
 
   @override
   void initState() {
     super.initState();
-    _eventSubscription = Bus.instance.on<MLFrameworkInitializationUpdateEvent>().listen((event) {
+    _eventSubscription =
+        Bus.instance.on<MLFrameworkInitializationUpdateEvent>().listen((event) {
       _fetchState();
       setState(() {});
     });
     _fetchState();
     _wakeLock.enable();
+    MachineLearningController.instance.forceOverrideML(turnOn: true);
   }
 
   void _fetchState() {
@@ -65,6 +70,7 @@ class _MachineLearningSettingsPageState extends State<MachineLearningSettingsPag
     super.dispose();
     _eventSubscription.cancel();
     _wakeLock.disable();
+    MachineLearningController.instance.forceOverrideML(turnOn: false);
   }
 
   @override
@@ -118,7 +124,9 @@ class _MachineLearningSettingsPageState extends State<MachineLearningSettingsPag
                       children: [
                         _getMagicSearchSettings(context),
                         const SizedBox(height: 12),
-                        facesFlag ? _getFacesSearchSettings(context) : const SizedBox.shrink(),
+                        facesFlag
+                            ? _getFacesSearchSettings(context)
+                            : const SizedBox.shrink(),
                       ],
                     ),
                   ),
@@ -150,7 +158,8 @@ class _MachineLearningSettingsPageState extends State<MachineLearningSettingsPag
               );
               if (LocalSettings.instance.hasEnabledMagicSearch()) {
                 unawaited(
-                  SemanticSearchService.instance.init(shouldSyncImmediately: true),
+                  SemanticSearchService.instance
+                      .init(shouldSyncImmediately: true),
                 );
               } else {
                 await SemanticSearchService.instance.clearQueue();
@@ -211,7 +220,8 @@ class _MachineLearningSettingsPageState extends State<MachineLearningSettingsPag
           trailingWidget: ToggleSwitchWidget(
             value: () => LocalSettings.instance.isFaceIndexingEnabled,
             onChanged: () async {
-              final isEnabled = await LocalSettings.instance.toggleFaceIndexing();
+              final isEnabled =
+                  await LocalSettings.instance.toggleFaceIndexing();
               if (isEnabled) {
                 unawaited(FaceMlService.instance.ensureInitialized());
               } else {
@@ -229,7 +239,9 @@ class _MachineLearningSettingsPageState extends State<MachineLearningSettingsPag
         const SizedBox(
           height: 12,
         ),
-        hasEnabled ? const FaceRecognitionStatusWidget() : const SizedBox.shrink(),
+        hasEnabled
+            ? const FaceRecognitionStatusWidget()
+            : const SizedBox.shrink(),
       ],
     );
   }
@@ -252,7 +264,8 @@ class _ModelLoadingStateState extends State<ModelLoadingState> {
   final Map<String, (int, int)> _progressMap = {};
   @override
   void initState() {
-    _progressStream = RemoteAssetsService.instance.progressStream.listen((event) {
+    _progressStream =
+        RemoteAssetsService.instance.progressStream.listen((event) {
       final String url = event.$1;
       String title = "";
       if (url.contains("clip-image")) {
@@ -330,17 +343,20 @@ class MagicSearchIndexStatsWidget extends StatefulWidget {
   });
 
   @override
-  State<MagicSearchIndexStatsWidget> createState() => _MagicSearchIndexStatsWidgetState();
+  State<MagicSearchIndexStatsWidget> createState() =>
+      _MagicSearchIndexStatsWidgetState();
 }
 
-class _MagicSearchIndexStatsWidgetState extends State<MagicSearchIndexStatsWidget> {
+class _MagicSearchIndexStatsWidgetState
+    extends State<MagicSearchIndexStatsWidget> {
   IndexStatus? _status;
   late StreamSubscription<EmbeddingCacheUpdatedEvent> _eventSubscription;
 
   @override
   void initState() {
     super.initState();
-    _eventSubscription = Bus.instance.on<EmbeddingCacheUpdatedEvent>().listen((event) {
+    _eventSubscription =
+        Bus.instance.on<EmbeddingCacheUpdatedEvent>().listen((event) {
       _fetchIndexStatus();
     });
     _fetchIndexStatus();
@@ -416,10 +432,12 @@ class FaceRecognitionStatusWidget extends StatefulWidget {
   });
 
   @override
-  State<FaceRecognitionStatusWidget> createState() => FaceRecognitionStatusWidgetState();
+  State<FaceRecognitionStatusWidget> createState() =>
+      FaceRecognitionStatusWidgetState();
 }
 
-class FaceRecognitionStatusWidgetState extends State<FaceRecognitionStatusWidget> {
+class FaceRecognitionStatusWidgetState
+    extends State<FaceRecognitionStatusWidget> {
   Timer? _timer;
   @override
   void initState() {
@@ -433,15 +451,22 @@ class FaceRecognitionStatusWidgetState extends State<FaceRecognitionStatusWidget
 
   Future<(int, int, double, bool)> getIndexStatus() async {
     try {
-      final indexedFiles =
-          await FaceMLDataDB.instance.getIndexedFileCount(minimumMlVersion: faceMlVersion);
+      final indexedFiles = await FaceMLDataDB.instance
+          .getIndexedFileCount(minimumMlVersion: faceMlVersion);
       final indexableFiles = (await getIndexableFileIDs()).length;
       final showIndexedFiles = min(indexedFiles, indexableFiles);
       final pendingFiles = max(indexableFiles - indexedFiles, 0);
-      final clusteringDoneRatio = await FaceMLDataDB.instance.getClusteredToIndexableFilesRatio();
-      final bool deviceIsHealthy = MachineLearningController.instance.isDeviceHealthy;
+      final clusteringDoneRatio =
+          await FaceMLDataDB.instance.getClusteredToIndexableFilesRatio();
+      final bool deviceIsHealthy =
+          MachineLearningController.instance.isDeviceHealthy;
 
-      return (showIndexedFiles, pendingFiles, clusteringDoneRatio, deviceIsHealthy);
+      return (
+        showIndexedFiles,
+        pendingFiles,
+        clusteringDoneRatio,
+        deviceIsHealthy
+      );
     } catch (e, s) {
       _logger.severe('Error getting face recognition status', e, s);
       rethrow;
@@ -471,10 +496,12 @@ class FaceRecognitionStatusWidgetState extends State<FaceRecognitionStatusWidget
               final int indexedFiles = snapshot.data!.$1;
               final int pendingFiles = snapshot.data!.$2;
               final double clusteringDoneRatio = snapshot.data!.$3;
-              final double clusteringPercentage = (clusteringDoneRatio * 100).clamp(0, 100);
+              final double clusteringPercentage =
+                  (clusteringDoneRatio * 100).clamp(0, 100);
               final bool isDeviceHealthy = snapshot.data!.$4;
 
-              if (!isDeviceHealthy && (pendingFiles > 0 || clusteringPercentage < 99)) {
+              if (!isDeviceHealthy &&
+                  (pendingFiles > 0 || clusteringPercentage < 99)) {
                 return MenuSectionDescriptionWidget(
                   content: S.of(context).indexingIsPaused,
                 );
@@ -524,7 +551,8 @@ class FaceRecognitionStatusWidgetState extends State<FaceRecognitionStatusWidget
                     key: ValueKey(
                       FaceMlService.instance.showClusteringIsHappening
                           ? "currently running"
-                          : "clustering_progress_" + clusteringPercentage.toStringAsFixed(0),
+                          : "clustering_progress_" +
+                              clusteringPercentage.toStringAsFixed(0),
                     ),
                   ),
                 ],