Source Code added

mobile/lib/presentation/widgets/map/map.state.dart

@@ -0,0 +1,141 @@
+import 'package:flutter/material.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/domain/models/events.model.dart';
+import 'package:immich_mobile/domain/utils/event_stream.dart';
+import 'package:immich_mobile/infrastructure/repositories/timeline.repository.dart';
+import 'package:immich_mobile/providers/app_settings.provider.dart';
+import 'package:immich_mobile/providers/infrastructure/map.provider.dart';
+import 'package:immich_mobile/providers/map/map_state.provider.dart';
+import 'package:immich_mobile/services/app_settings.service.dart';
+import 'package:maplibre_gl/maplibre_gl.dart';
+
+class MapState {
+  final ThemeMode themeMode;
+  final LatLngBounds bounds;
+  final bool onlyFavorites;
+  final bool includeArchived;
+  final bool withPartners;
+  final int relativeDays;
+
+  const MapState({
+    this.themeMode = ThemeMode.system,
+    required this.bounds,
+    this.onlyFavorites = false,
+    this.includeArchived = false,
+    this.withPartners = false,
+    this.relativeDays = 0,
+  });
+
+  @override
+  bool operator ==(covariant MapState other) {
+    return bounds == other.bounds;
+  }
+
+  @override
+  int get hashCode => bounds.hashCode;
+
+  MapState copyWith({
+    LatLngBounds? bounds,
+    ThemeMode? themeMode,
+    bool? onlyFavorites,
+    bool? includeArchived,
+    bool? withPartners,
+    int? relativeDays,
+  }) {
+    return MapState(
+      bounds: bounds ?? this.bounds,
+      themeMode: themeMode ?? this.themeMode,
+      onlyFavorites: onlyFavorites ?? this.onlyFavorites,
+      includeArchived: includeArchived ?? this.includeArchived,
+      withPartners: withPartners ?? this.withPartners,
+      relativeDays: relativeDays ?? this.relativeDays,
+    );
+  }
+
+  TimelineMapOptions toOptions() => TimelineMapOptions(
+    bounds: bounds,
+    onlyFavorites: onlyFavorites,
+    includeArchived: includeArchived,
+    withPartners: withPartners,
+    relativeDays: relativeDays,
+  );
+}
+
+class MapStateNotifier extends Notifier<MapState> {
+  MapStateNotifier();
+
+  bool setBounds(LatLngBounds bounds) {
+    if (state.bounds == bounds) {
+      return false;
+    }
+    state = state.copyWith(bounds: bounds);
+    return true;
+  }
+
+  void switchTheme(ThemeMode mode) {
+    // TODO: Remove this line when map theme provider is removed
+    // Until then, keep both in sync as MapThemeOverride uses map state provider
+    // ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapThemeMode, mode.index);
+    ref.read(mapStateNotifierProvider.notifier).switchTheme(mode);
+    state = state.copyWith(themeMode: mode);
+  }
+
+  void switchFavoriteOnly(bool isFavoriteOnly) {
+    ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapShowFavoriteOnly, isFavoriteOnly);
+    state = state.copyWith(onlyFavorites: isFavoriteOnly);
+    EventStream.shared.emit(const MapMarkerReloadEvent());
+  }
+
+  void switchIncludeArchived(bool isIncludeArchived) {
+    ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapIncludeArchived, isIncludeArchived);
+    state = state.copyWith(includeArchived: isIncludeArchived);
+    EventStream.shared.emit(const MapMarkerReloadEvent());
+  }
+
+  void switchWithPartners(bool isWithPartners) {
+    ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapwithPartners, isWithPartners);
+    state = state.copyWith(withPartners: isWithPartners);
+    EventStream.shared.emit(const MapMarkerReloadEvent());
+  }
+
+  void setRelativeTime(int relativeDays) {
+    ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapRelativeDate, relativeDays);
+    state = state.copyWith(relativeDays: relativeDays);
+    EventStream.shared.emit(const MapMarkerReloadEvent());
+  }
+
+  @override
+  MapState build() {
+    final appSettingsService = ref.read(appSettingsServiceProvider);
+    return MapState(
+      themeMode: ThemeMode.values[appSettingsService.getSetting(AppSettingsEnum.mapThemeMode)],
+      onlyFavorites: appSettingsService.getSetting(AppSettingsEnum.mapShowFavoriteOnly),
+      includeArchived: appSettingsService.getSetting(AppSettingsEnum.mapIncludeArchived),
+      withPartners: appSettingsService.getSetting(AppSettingsEnum.mapwithPartners),
+      relativeDays: appSettingsService.getSetting(AppSettingsEnum.mapRelativeDate),
+      bounds: LatLngBounds(northeast: const LatLng(0, 0), southwest: const LatLng(0, 0)),
+    );
+  }
+}
+
+// This provider watches the markers from the map service and serves the markers.
+// It should be used only after the map service provider is overridden
+final mapMarkerProvider = FutureProvider.family<Map<String, dynamic>, LatLngBounds?>((ref, bounds) async {
+  final mapService = ref.watch(mapServiceProvider);
+  final markers = await mapService.getMarkers(bounds);
+  final features = List.filled(markers.length, const <String, dynamic>{});
+  for (int i = 0; i < markers.length; i++) {
+    final marker = markers[i];
+    features[i] = {
+      'type': 'Feature',
+      'id': marker.assetId,
+      'geometry': {
+        'type': 'Point',
+        'coordinates': [marker.location.longitude, marker.location.latitude],
+      },
+    };
+  }
+  return {'type': 'FeatureCollection', 'features': features};
+}, dependencies: [mapServiceProvider]);
+
+final mapStateProvider = NotifierProvider<MapStateNotifier, MapState>(MapStateNotifier.new);