feat(mobile): drift person detail page

mobile/lib/domain/services/timeline.service.dart

@@ -68,6 +68,9 @@ class TimelineFactory {
 
   TimelineService fromAssets(List<BaseAsset> assets) =>
       TimelineService(_timelineRepository.fromAssets(assets));
+
+  TimelineService person(String personId) =>
+      TimelineService(_timelineRepository.person(personId, groupBy));
 }
 
 class TimelineService {

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

@@ -441,6 +441,78 @@ class DriftTimelineRepository extends DriftDatabaseRepository {
         .get();
   }
 
+  TimelineQuery person(String personId, GroupAssetsBy groupBy) => (
+        bucketSource: () => _watchPersonBucket(personId, groupBy: groupBy),
+        assetSource: (offset, count) =>
+            _getPersonBucketAssets(personId, offset: offset, count: count),
+      );
+
+  Stream<List<Bucket>> _watchPersonBucket(
+    String personId, {
+    GroupAssetsBy groupBy = GroupAssetsBy.day,
+  }) {
+    if (groupBy == GroupAssetsBy.none) {
+      // TODO: implement GroupAssetBy for person
+      throw UnsupportedError(
+        "GroupAssetsBy.none is not supported for watchPersonBucket",
+      );
+    }
+
+    final assetCountExp = _db.remoteAssetEntity.id.count();
+    final dateExp = _db.remoteAssetEntity.createdAt.dateFmt(groupBy);
+
+    final query = _db.remoteAssetEntity.selectOnly()
+      ..addColumns([assetCountExp, dateExp])
+      ..join([
+        innerJoin(
+          _db.assetFaceEntity,
+          _db.assetFaceEntity.assetId.equalsExp(_db.remoteAssetEntity.id),
+          useColumns: false,
+        ),
+      ])
+      ..where(
+        _db.remoteAssetEntity.deletedAt.isNull() &
+            _db.remoteAssetEntity.visibility
+                .equalsValue(AssetVisibility.timeline) &
+            _db.assetFaceEntity.personId.equals(personId),
+      )
+      ..groupBy([dateExp])
+      ..orderBy([OrderingTerm.desc(dateExp)]);
+
+    return query.map((row) {
+      final timeline = row.read(dateExp)!.dateFmt(groupBy);
+      final assetCount = row.read(assetCountExp)!;
+      return TimeBucket(date: timeline, assetCount: assetCount);
+    }).watch();
+  }
+
+  Future<List<BaseAsset>> _getPersonBucketAssets(
+    String personId, {
+    required int offset,
+    required int count,
+  }) {
+    final query = _db.remoteAssetEntity.select().join(
+      [
+        innerJoin(
+          _db.assetFaceEntity,
+          _db.assetFaceEntity.assetId.equalsExp(_db.remoteAssetEntity.id),
+          useColumns: false,
+        ),
+      ],
+    )
+      ..where(
+        _db.remoteAssetEntity.deletedAt.isNull() &
+            _db.remoteAssetEntity.visibility
+                .equalsValue(AssetVisibility.timeline) &
+            _db.assetFaceEntity.personId.equals(personId),
+      )
+      ..orderBy([OrderingTerm.desc(_db.remoteAssetEntity.createdAt)])
+      ..limit(count, offset: offset);
+    return query
+        .map((row) => row.readTable(_db.remoteAssetEntity).toDto())
+        .get();
+  }
+
   TimelineQuery _remoteQueryBuilder({
     required Expression<bool> Function($RemoteAssetEntityTable row) filter,
     GroupAssetsBy groupBy = GroupAssetsBy.day,

mobile/lib/presentation/pages/drift_person_detail.dart

@@ -0,0 +1,36 @@
+import 'package:auto_route/auto_route.dart';
+import 'package:flutter/material.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/domain/models/person.model.dart';
+import 'package:immich_mobile/presentation/widgets/timeline/timeline.widget.dart';
+import 'package:immich_mobile/providers/infrastructure/timeline.provider.dart';
+import 'package:immich_mobile/widgets/common/mesmerizing_sliver_app_bar.dart';
+
+@RoutePage()
+class DriftPersonDetailPage extends StatelessWidget {
+  final Person person;
+
+  const DriftPersonDetailPage({super.key, required this.person});
+
+  @override
+  Widget build(BuildContext context) {
+    return ProviderScope(
+      overrides: [
+        timelineServiceProvider.overrideWith(
+          (ref) {
+            final timelineService =
+                ref.watch(timelineFactoryProvider).person(person.id);
+            ref.onDispose(timelineService.dispose);
+            return timelineService;
+          },
+        ),
+      ],
+      child: Timeline(
+        appBar: MesmerizingSliverAppBar(
+          title: person.name,
+          icon: Icons.person_outline,
+        ),
+      ),
+    );
+  }
+}

mobile/lib/routing/router.dart

@@ -6,6 +6,7 @@ import 'package:immich_mobile/domain/models/album/local_album.model.dart';
 import 'package:immich_mobile/domain/models/asset/base_asset.model.dart';
 import 'package:immich_mobile/domain/models/log.model.dart';
 import 'package:immich_mobile/domain/models/memory.model.dart';
+import 'package:immich_mobile/domain/models/person.model.dart';
 import 'package:immich_mobile/domain/models/user.model.dart';
 import 'package:immich_mobile/domain/services/timeline.service.dart';
 import 'package:immich_mobile/entities/album.entity.dart';
@@ -95,6 +96,7 @@ import 'package:immich_mobile/presentation/pages/drift_user_selection.page.dart'
 import 'package:immich_mobile/presentation/pages/drift_remote_album.page.dart';
 import 'package:immich_mobile/presentation/pages/drift_trash.page.dart';
 import 'package:immich_mobile/presentation/pages/drift_video.page.dart';
+import 'package:immich_mobile/presentation/pages/drift_person_detail.dart';
 import 'package:immich_mobile/presentation/pages/local_timeline.page.dart';
 import 'package:immich_mobile/presentation/pages/search/drift_search.page.dart';
 import 'package:immich_mobile/presentation/widgets/asset_viewer/asset_viewer.page.dart';
@@ -486,7 +488,6 @@ class AppRouter extends RootStackRouter {
       page: ChangeExperienceRoute.page,
       guards: [_authGuard, _duplicateGuard],
     ),
-
     AutoRoute(
       page: DriftPartnerRoute.page,
       guards: [_authGuard, _duplicateGuard],
@@ -499,6 +500,10 @@ class AppRouter extends RootStackRouter {
       page: BetaSyncSettingsRoute.page,
       guards: [_authGuard, _duplicateGuard],
     ),
+    AutoRoute(
+      page: DriftPersonDetailRoute.page,
+      guards: [_authGuard, _duplicateGuard],
+    ),
     // required to handle all deeplinks in deep_link.service.dart
     // auto_route_library#1722
     RedirectRoute(path: '*', redirectTo: '/'),

mobile/lib/routing/router.gr.dart

@@ -960,6 +960,43 @@ class DriftPartnerRoute extends PageRouteInfo<void> {
   );
 }
 
+/// generated route for
+/// [DriftPersonDetailPage]
+class DriftPersonDetailRoute extends PageRouteInfo<DriftPersonDetailRouteArgs> {
+  DriftPersonDetailRoute({
+    Key? key,
+    required Person person,
+    List<PageRouteInfo>? children,
+  }) : super(
+          DriftPersonDetailRoute.name,
+          args: DriftPersonDetailRouteArgs(key: key, person: person),
+          initialChildren: children,
+        );
+
+  static const String name = 'DriftPersonDetailRoute';
+
+  static PageInfo page = PageInfo(
+    name,
+    builder: (data) {
+      final args = data.argsAs<DriftPersonDetailRouteArgs>();
+      return DriftPersonDetailPage(key: args.key, person: args.person);
+    },
+  );
+}
+
+class DriftPersonDetailRouteArgs {
+  const DriftPersonDetailRouteArgs({this.key, required this.person});
+
+  final Key? key;
+
+  final Person person;
+
+  @override
+  String toString() {
+    return 'DriftPersonDetailRouteArgs{key: $key, person: $person}';
+  }
+}
+
 /// generated route for
 /// [DriftPlaceDetailPage]
 class DriftPlaceDetailRoute extends PageRouteInfo<DriftPlaceDetailRouteArgs> {