refactor: implement suggestions

mobile/lib/infrastructure/repositories/map.repository.dart

@@ -27,19 +27,20 @@ class DriftMapRepository extends DriftDatabaseRepository {
         condition = condition & _db.remoteAssetEntity.isFavorite.equals(true);
       }
 
-      final from = options.timeRange.from;
+      final timeRange = options.timeRange;
-      final to = options.timeRange.to;
+      final hasCustomRange = timeRange.from.isSome || timeRange.to.isSome;
 
-      if (from != null || to != null) {
+      if (hasCustomRange) {
-        if (from != null) {
+        timeRange.from.ifSome((from) {
           condition = condition & _db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(from);
-        }
+        });
-        if (to != null) {
+
+        timeRange.to.ifSome((to) {
           condition = condition & _db.remoteAssetEntity.createdAt.isSmallerOrEqualValue(to);
-        }
+        });
       } else if (options.relativeDays > 0) {
-        final fromDate = DateTime.now().subtract(Duration(days: options.relativeDays));
+        final cutoffDate = DateTime.now().toUtc().subtract(Duration(days: options.relativeDays));
-        condition = condition & _db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(fromDate);
+        condition = condition & _db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(cutoffDate);
       }
 
       return condition;

mobile/lib/infrastructure/repositories/timeline.repository.dart

@@ -552,20 +552,21 @@ class DriftTimelineRepository extends DriftDatabaseRepository {
       query.where(_db.remoteAssetEntity.isFavorite.equals(true));
     }
 
-    final from = options.timeRange.from;
+    final timeRange = options.timeRange;
-    final to = options.timeRange.to;
 
-    if (from != null || to != null) {
+    final hasCustomRange = timeRange.from.isSome || timeRange.to.isSome;
-      // Use custom from/to filters
+
-      if (from != null) {
+    if (hasCustomRange) {
+      timeRange.from.ifSome((from) {
         query.where(_db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(from));
-      }
+      });
-      if (to != null) {
+
+      timeRange.to.ifSome((to) {
         query.where(_db.remoteAssetEntity.createdAt.isSmallerOrEqualValue(to));
-      }
+      });
     } else if (options.relativeDays > 0) {
-      // Use relative days
       final cutoffDate = DateTime.now().toUtc().subtract(Duration(days: options.relativeDays));
+
       query.where(_db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(cutoffDate));
     }
 
@@ -606,20 +607,21 @@ class DriftTimelineRepository extends DriftDatabaseRepository {
       query.where(_db.remoteAssetEntity.isFavorite.equals(true));
     }
 
-    final from = options.timeRange.from;
+    final timeRange = options.timeRange;
-    final to = options.timeRange.to;
 
-    if (from != null || to != null) {
+    final hasCustomRange = timeRange.from.isSome || timeRange.to.isSome;
-      // Use custom from/to filters
+
-      if (from != null) {
+    if (hasCustomRange) {
+      timeRange.from.ifSome((from) {
         query.where(_db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(from));
-      }
+      });
-      if (to != null) {
+
+      timeRange.to.ifSome((to) {
         query.where(_db.remoteAssetEntity.createdAt.isSmallerOrEqualValue(to));
-      }
+      });
     } else if (options.relativeDays > 0) {
-      // Use relative days
       final cutoffDate = DateTime.now().toUtc().subtract(Duration(days: options.relativeDays));
+
       query.where(_db.remoteAssetEntity.createdAt.isBiggerOrEqualValue(cutoffDate));
     }
 

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

@@ -7,15 +7,16 @@ 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:immich_mobile/utils/option.dart';
 import 'package:maplibre_gl/maplibre_gl.dart';
 
 class TimeRange {
-  final DateTime? from;
+  final Option<DateTime> from;
-  final DateTime? to;
+  final Option<DateTime> to;
 
-  const TimeRange({this.from, this.to});
+  const TimeRange({this.from = const None(), this.to = const None()});
 
-  TimeRange copyWith({DateTime? from, DateTime? to}) {
+  TimeRange copyWith({Option<DateTime>? from, Option<DateTime>? to}) {
     return TimeRange(from: from ?? this.from, to: to ?? this.to);
   }
 
@@ -75,6 +76,7 @@ class MapState {
     onlyFavorites: onlyFavorites,
     includeArchived: includeArchived,
     withPartners: withPartners,
+    relativeDays: relativeDays,
     timeRange: timeRange,
   );
 }
@@ -123,31 +125,40 @@ class MapStateNotifier extends Notifier<MapState> {
   }
 
   void setTimeRange(TimeRange range) {
-    ref
+    final from = range.from.unwrapOrNull;
-        .read(appSettingsServiceProvider)
+    final to = range.to.unwrapOrNull;
-        .setSetting(AppSettingsEnum.mapCustomFrom, range.from == null ? "" : range.from!.toIso8601String());
+
-    ref
+    ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapCustomFrom, from?.toIso8601String() ?? "");
-        .read(appSettingsServiceProvider)
+    ref.read(appSettingsServiceProvider).setSetting(AppSettingsEnum.mapCustomTo, to?.toIso8601String() ?? "");
-        .setSetting(AppSettingsEnum.mapCustomTo, range.to == null ? "" : range.to!.toIso8601String());
+
     state = state.copyWith(timeRange: range);
     EventStream.shared.emit(const MapMarkerReloadEvent());
   }
 
+  Option<DateTime> parseDateOption(String s) {
+    try {
+      if (s.trim().isEmpty) return const Option.none();
+      return Option.some(DateTime.parse(s));
+    } catch (_) {
+      return const Option.none();
+    }
+  }
+
   @override
   MapState build() {
     final appSettingsService = ref.read(appSettingsServiceProvider);
-    final customFrom = appSettingsService.getSetting(AppSettingsEnum.mapCustomFrom);
+
-    final customTo = appSettingsService.getSetting(AppSettingsEnum.mapCustomTo);
+    final customFrom = appSettingsService.getSetting(AppSettingsEnum.mapCustomFrom).toOption().flatMap(parseDateOption);
+    final customTo = appSettingsService.getSetting(AppSettingsEnum.mapCustomTo).toOption().flatMap(parseDateOption);
+
     return MapState(
       themeMode: ThemeMode.values[appSettingsService.getSetting(AppSettingsEnum.mapThemeMode)],
       onlyFavorites: appSettingsService.getSetting(AppSettingsEnum.mapShowFavoriteOnly),
       includeArchived: appSettingsService.getSetting(AppSettingsEnum.mapIncludeArchived),
       withPartners: appSettingsService.getSetting(AppSettingsEnum.mapwithPartners),
       bounds: LatLngBounds(northeast: const LatLng(0, 0), southwest: const LatLng(0, 0)),
-      timeRange: TimeRange(
+      relativeDays: appSettingsService.getSetting(AppSettingsEnum.mapRelativeDate),
-        from: customFrom.isNotEmpty ? DateTime.parse(customFrom) : null,
+      timeRange: TimeRange(from: customFrom, to: customTo),
-        to: customTo.isNotEmpty ? DateTime.parse(customTo) : null,
-      ),
     );
   }
 }

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

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:immich_mobile/extensions/translate_extensions.dart';
+import 'package:immich_mobile/generated/translations.g.dart';
 import 'package:immich_mobile/presentation/widgets/map/map.state.dart';
 import 'package:immich_mobile/widgets/map/map_settings/map_custom_time_range.dart';
 import 'package:immich_mobile/widgets/map/map_settings/map_settings_list_tile.dart';
@@ -22,7 +23,7 @@ class _DriftMapSettingsSheetState extends ConsumerState<DriftMapSettingsSheet> {
     super.initState();
     final mapState = ref.read(mapStateProvider);
     final timeRange = mapState.timeRange;
-    useCustomRange = timeRange.from != null || timeRange.to != null;
+    useCustomRange = timeRange.from.isSome || timeRange.to.isSome;
   }
 
   @override
@@ -78,7 +79,7 @@ class _DriftMapSettingsSheetState extends ConsumerState<DriftMapSettingsSheet> {
                       ref.read(mapStateProvider.notifier).setRelativeTime(0);
                       ref.read(mapStateProvider.notifier).setTimeRange(const TimeRange());
                     }),
-                    child: Text("remove_custom_date_range".t(context: context)),
+                    child: Text(context.t.remove_custom_date_range),
                   ),
                 ),
               ] else ...[
@@ -94,7 +95,7 @@ class _DriftMapSettingsSheetState extends ConsumerState<DriftMapSettingsSheet> {
                       ref.read(mapStateProvider.notifier).setRelativeTime(0);
                       ref.read(mapStateProvider.notifier).setTimeRange(const TimeRange());
                     }),
-                    child: Text("use_custom_date_range".t(context: context)),
+                    child: Text(context.t.use_custom_date_range),
                   ),
                 ),
               ],

mobile/lib/utils/option.dart

@@ -24,6 +24,21 @@ sealed class Option<T> {
     None() => onNone(),
   };
 
+  Option<U> flatMap<U>(Option<U> Function(T value) f) => switch (this) {
+    Some(:final value) => f(value),
+    None() => const Option.none(),
+  };
+
+  void ifSome(void Function(T value) action) {
+    switch (this) {
+      case Some(:final value):
+        action(value);
+        break;
+      case None():
+        break;
+    }
+  }
+
   @override
   String toString() => switch (this) {
     Some(:final value) => 'Some($value)',

mobile/lib/widgets/map/map_settings/map_custom_time_range.dart

@@ -1,6 +1,8 @@
+import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
-import 'package:immich_mobile/extensions/translate_extensions.dart';
+import 'package:immich_mobile/generated/translations.g.dart';
 import 'package:immich_mobile/presentation/widgets/map/map.state.dart';
+import 'package:immich_mobile/utils/option.dart';
 import 'package:intl/intl.dart';
 
 class MapTimeRange extends StatelessWidget {
@@ -15,44 +17,49 @@ class MapTimeRange extends StatelessWidget {
       mainAxisSize: MainAxisSize.min,
       children: [
         ListTile(
-          title: Text("date_after".t(context: context)),
+          title: Text(context.t.date_after),
           subtitle: Text(
-            timeRange.from != null
+            timeRange.from.fold((from) => DateFormat.yMMMd().add_jm().format(from), () => context.t.not_set),
-                ? DateFormat.yMMMd().add_jm().format(timeRange.from!)
-                : "not_set".t(context: context),
           ),
-          trailing: timeRange.from != null
+          trailing: timeRange.from.isSome
               ? IconButton(icon: const Icon(Icons.close), onPressed: () => onChanged(timeRange.clearFrom()))
               : null,
           onTap: () async {
+            final initial = timeRange.from.unwrapOrNull ?? DateTime.now();
+
             final picked = await showDatePicker(
               context: context,
-              initialDate: timeRange.from ?? DateTime.now(),
+              initialDate: initial,
               firstDate: DateTime(1970),
               lastDate: DateTime.now(),
             );
+
             if (picked != null) {
-              onChanged(timeRange.copyWith(from: picked));
+              onChanged(timeRange.copyWith(from: Option.some(picked)));
             }
           },
         ),
+
         ListTile(
-          title: Text("date_before".t(context: context)),
+          title: Text(context.t.date_before),
           subtitle: Text(
-            timeRange.to != null ? DateFormat.yMMMd().add_jm().format(timeRange.to!) : "not_set".t(context: context),
+            timeRange.to.fold<String>((to) => DateFormat.yMMMd().add_jm().format(to), () => context.t.not_set),
           ),
-          trailing: timeRange.to != null
+          trailing: timeRange.to.isSome
               ? IconButton(icon: const Icon(Icons.close), onPressed: () => onChanged(timeRange.clearTo()))
               : null,
           onTap: () async {
+            final initial = timeRange.to.unwrapOrNull ?? DateTime.now();
+
             final picked = await showDatePicker(
               context: context,
-              initialDate: timeRange.to ?? DateTime.now(),
+              initialDate: initial,
               firstDate: DateTime(1970),
               lastDate: DateTime.now(),
             );
+
             if (picked != null) {
-              onChanged(timeRange.copyWith(to: picked));
+              onChanged(timeRange.copyWith(to: Option.some(picked)));
             }
           },
         ),