flutter · ericwindmill · Jan 6, 2025 · Jan 6, 2025
diff --git a/compass_app/app/analysis_options.yaml b/compass_app/app/analysis_options.yaml
@@ -2,4 +2,10 @@ include: package:flutter_lints/flutter.yaml
 
 linter:
   rules:
+    - combinators_ordering
+    - directives_ordering
+    - omit_local_variable_types
+    - prefer_final_fields
+    - prefer_final_in_for_each
+    - prefer_final_locals
     - prefer_relative_imports
diff --git a/compass_app/app/lib/config/dependencies.dart b/compass_app/app/lib/config/dependencies.dart
@@ -2,24 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:provider/single_child_widget.dart';
 import 'package:provider/provider.dart';
+import 'package:provider/single_child_widget.dart';
 
+import '../data/repositories/activity/activity_repository.dart';
+import '../data/repositories/activity/activity_repository_local.dart';
+import '../data/repositories/activity/activity_repository_remote.dart';
 import '../data/repositories/auth/auth_repository.dart';
 import '../data/repositories/auth/auth_repository_dev.dart';
 import '../data/repositories/auth/auth_repository_remote.dart';
 import '../data/repositories/booking/booking_repository.dart';
 import '../data/repositories/booking/booking_repository_local.dart';
 import '../data/repositories/booking/booking_repository_remote.dart';
-import '../data/repositories/user/user_repository.dart';
-import '../data/repositories/user/user_repository_local.dart';
-import '../data/repositories/user/user_repository_remote.dart';
-import '../data/services/api/auth_api_client.dart';
-import '../data/services/local/local_data_service.dart';
-import '../data/services/shared_preferences_service.dart';
-import '../data/repositories/activity/activity_repository.dart';
-import '../data/repositories/activity/activity_repository_local.dart';
-import '../data/repositories/activity/activity_repository_remote.dart';
 import '../data/repositories/continent/continent_repository.dart';
 import '../data/repositories/continent/continent_repository_local.dart';
 import '../data/repositories/continent/continent_repository_remote.dart';
@@ -28,7 +22,13 @@ import '../data/repositories/destination/destination_repository_local.dart';
 import '../data/repositories/destination/destination_repository_remote.dart';
 import '../data/repositories/itinerary_config/itinerary_config_repository.dart';
 import '../data/repositories/itinerary_config/itinerary_config_repository_memory.dart';
+import '../data/repositories/user/user_repository.dart';
+import '../data/repositories/user/user_repository_local.dart';
+import '../data/repositories/user/user_repository_remote.dart';
 import '../data/services/api/api_client.dart';
+import '../data/services/api/auth_api_client.dart';
+import '../data/services/local/local_data_service.dart';
+import '../data/services/shared_preferences_service.dart';
 import '../domain/use_cases/booking/booking_create_use_case.dart';
 import '../domain/use_cases/booking/booking_share_use_case.dart';
 

diff --git a/compass_app/app/lib/data/repositories/booking/booking_repository_remote.dart b/compass_app/app/lib/data/repositories/booking/booking_repository_remote.dart
@@ -23,7 +23,7 @@ class BookingRepositoryRemote implements BookingRepository {
   @override
   Future<Result<void>> createBooking(Booking booking) async {
     try {
-      final BookingApiModel bookingApiModel = BookingApiModel(
+      final bookingApiModel = BookingApiModel(
         startDate: booking.startDate,
         endDate: booking.endDate,
         name: '${booking.destination.name}, ${booking.destination.continent}',

diff --git a/compass_app/app/lib/data/services/api/api_client.dart b/compass_app/app/lib/data/services/api/api_client.dart
@@ -22,7 +22,7 @@ class ApiClient {
     HttpClient Function()? clientFactory,
   })  : _host = host ?? 'localhost',
         _port = port ?? 8080,
-        _clientFactory = clientFactory ?? (() => HttpClient());
+        _clientFactory = clientFactory ?? HttpClient.new;
 
   final String _host;
   final int _port;

diff --git a/compass_app/app/lib/data/services/api/auth_api_client.dart b/compass_app/app/lib/data/services/api/auth_api_client.dart
@@ -16,7 +16,7 @@ class AuthApiClient {
     HttpClient Function()? clientFactory,
   })  : _host = host ?? 'localhost',
         _port = port ?? 8080,
-        _clientFactory = clientFactory ?? (() => HttpClient());
+        _clientFactory = clientFactory ?? HttpClient.new;
 
   final String _host;
   final int _port;

diff --git a/compass_app/app/lib/data/services/local/local_data_service.dart b/compass_app/app/lib/data/services/local/local_data_service.dart
@@ -48,12 +48,12 @@ class LocalDataService {
 
   Future<List<Activity>> getActivities() async {
     final json = await _loadStringAsset(Assets.activities);
-    return json.map<Activity>((json) => Activity.fromJson(json)).toList();
+    return json.map<Activity>(Activity.fromJson).toList();
   }
 
   Future<List<Destination>> getDestinations() async {
     final json = await _loadStringAsset(Assets.destinations);
-    return json.map<Destination>((json) => Destination.fromJson(json)).toList();
+    return json.map<Destination>(Destination.fromJson).toList();
   }
 
   Future<List<Map<String, dynamic>>> _loadStringAsset(String asset) async {

diff --git a/compass_app/app/lib/domain/use_cases/booking/booking_share_use_case.dart b/compass_app/app/lib/domain/use_cases/booking/booking_share_use_case.dart
@@ -6,8 +6,8 @@ import 'package:flutter/material.dart';
 import 'package:logging/logging.dart';
 import 'package:share_plus/share_plus.dart';
 
-import '../../../utils/result.dart';
 import '../../../ui/core/ui/date_format_start_end.dart';
+import '../../../utils/result.dart';
 import '../../models/booking/booking.dart';
 
 typedef ShareFunction = Future<void> Function(String text);

diff --git a/compass_app/app/lib/main.dart b/compass_app/app/lib/main.dart
@@ -2,16 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'package:flutter/material.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
 import 'package:provider/provider.dart';
 
+import 'main_development.dart' as development;
+import 'routing/router.dart';
 import 'ui/core/localization/applocalization.dart';
 import 'ui/core/themes/theme.dart';
-import 'routing/router.dart';
-import 'package:flutter/material.dart';
-
 import 'ui/core/ui/scroll_behavior.dart';
-import 'main_development.dart' as development;
 
 /// Default main method
 void main() {

diff --git a/compass_app/app/lib/routing/router.dart b/compass_app/app/lib/routing/router.dart
@@ -11,8 +11,8 @@ import '../ui/activities/view_models/activities_viewmodel.dart';
 import '../ui/activities/widgets/activities_screen.dart';
 import '../ui/auth/login/view_models/login_viewmodel.dart';
 import '../ui/auth/login/widgets/login_screen.dart';
-import '../ui/booking/widgets/booking_screen.dart';
 import '../ui/booking/view_models/booking_viewmodel.dart';
+import '../ui/booking/widgets/booking_screen.dart';
 import '../ui/home/view_models/home_viewmodel.dart';
 import '../ui/home/widgets/home_screen.dart';
 import '../ui/results/view_models/results_viewmodel.dart';
@@ -137,8 +137,8 @@ GoRouter router(
 // From https://github.com/flutter/packages/blob/main/packages/go_router/example/lib/redirection.dart
 Future<String?> _redirect(BuildContext context, GoRouterState state) async {
   // if the user is not logged in, they need to login
-  final bool loggedIn = await context.read<AuthRepository>().isAuthenticated;
-  final bool loggingIn = state.matchedLocation == Routes.login;
+  final loggedIn = await context.read<AuthRepository>().isAuthenticated;
+  final loggingIn = state.matchedLocation == Routes.login;
   if (!loggedIn) {
     return Routes.login;
   }

diff --git a/compass_app/app/lib/ui/auth/logout/view_models/logout_viewmodel.dart b/compass_app/app/lib/ui/auth/logout/view_models/logout_viewmodel.dart
@@ -21,7 +21,7 @@ class LogoutViewModel {
   late Command0 logout;
 
   Future<Result> _logout() async {
-    var result = await _authLogoutRepository.logout();
+    final result = await _authLogoutRepository.logout();
     switch (result) {
       case Ok<void>():
         // clear stored itinerary config

diff --git a/compass_app/app/lib/ui/booking/view_models/booking_viewmodel.dart b/compass_app/app/lib/ui/booking/view_models/booking_viewmodel.dart
@@ -9,10 +9,10 @@ import '../../../data/repositories/booking/booking_repository.dart';
 import '../../../data/repositories/itinerary_config/itinerary_config_repository.dart';
 import '../../../domain/models/booking/booking.dart';
 import '../../../domain/models/itinerary_config/itinerary_config.dart';
-import '../../../utils/command.dart';
-import '../../../utils/result.dart';
 import '../../../domain/use_cases/booking/booking_create_use_case.dart';
 import '../../../domain/use_cases/booking/booking_share_use_case.dart';
+import '../../../utils/command.dart';
+import '../../../utils/result.dart';
 
 class BookingViewModel extends ChangeNotifier {
   BookingViewModel({

diff --git a/compass_app/app/lib/ui/core/themes/dimens.dart b/compass_app/app/lib/ui/core/themes/dimens.dart
@@ -29,8 +29,8 @@ abstract final class Dimens {
   EdgeInsets get edgeInsetsScreenSymmetric => EdgeInsets.symmetric(
       horizontal: paddingScreenHorizontal, vertical: paddingScreenVertical);
 
-  static final Dimens desktop = _DimensDesktop();
-  static final Dimens mobile = _DimensMobile();
+  static const Dimens desktop = _DimensDesktop();
+  static const Dimens mobile = _DimensMobile();
 
   /// Get dimensions definition based on screen size
   factory Dimens.of(BuildContext context) =>
@@ -50,6 +50,8 @@ final class _DimensMobile extends Dimens {
 
   @override
   final double profilePictureSize = 64.0;
+
+  const _DimensMobile();
 }
 
 /// Desktop/Web dimensions
@@ -62,4 +64,6 @@ final class _DimensDesktop extends Dimens {
 
   @override
   final double profilePictureSize = 128.0;
+
+  const _DimensDesktop();
 }
diff --git a/compass_app/app/lib/ui/core/themes/theme.dart b/compass_app/app/lib/ui/core/themes/theme.dart
@@ -2,10 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'colors.dart';
-import '../ui/tag_chip.dart';
 import 'package:flutter/material.dart';
 
+import '../ui/tag_chip.dart';
+import 'colors.dart';
+
 abstract final class AppTheme {
   static const _textTheme = TextTheme(
     headlineLarge: TextStyle(

diff --git a/compass_app/app/lib/ui/core/ui/search_bar.dart b/compass_app/app/lib/ui/core/ui/search_bar.dart
@@ -80,7 +80,9 @@ class _QueryText extends StatelessWidget {
     }
 
     return Text(
-      '$continent - ${dateFormatStartEnd(DateTimeRange(start: startDate, end: endDate))} - Guests: $guests',
+      '$continent - '
+      '${dateFormatStartEnd(DateTimeRange(start: startDate, end: endDate))} - '
+      'Guests: $guests',
       textAlign: TextAlign.center,
       style: Theme.of(context).textTheme.bodyLarge,
     );

diff --git a/compass_app/app/lib/ui/core/ui/tag_chip.dart b/compass_app/app/lib/ui/core/ui/tag_chip.dart
@@ -4,10 +4,11 @@
 
 import 'dart:ui';
 
-import '../themes/colors.dart';
 import 'package:flutter/material.dart';
 import 'package:google_fonts/google_fonts.dart';
 
+import '../themes/colors.dart';
+
 class TagChip extends StatelessWidget {
   const TagChip({
     super.key,
@@ -96,7 +97,7 @@ class TagChip extends StatelessWidget {
 
   // Note: original Figma file uses Google Sans
   // which is not available on GoogleFonts
-  _textStyle(BuildContext context) => GoogleFonts.openSans(
+  TextStyle _textStyle(BuildContext context) => GoogleFonts.openSans(
         textStyle: TextStyle(
           fontWeight: FontWeight.w500,
           fontSize: fontSize,

diff --git a/compass_app/app/lib/ui/home/widgets/home_screen.dart b/compass_app/app/lib/ui/home/widgets/home_screen.dart
@@ -169,11 +169,11 @@ class _Booking extends StatelessWidget {
       confirmDismiss: confirmDismiss,
       background: Container(
         color: AppColors.grey1,
-        child: Row(
+        child: const Row(
           mainAxisAlignment: MainAxisAlignment.end,
           children: [
             Padding(
-              padding: const EdgeInsets.only(right: Dimens.paddingHorizontal),
+              padding: EdgeInsets.only(right: Dimens.paddingHorizontal),
               child: Icon(Icons.delete),
             ),
           ],

diff --git a/compass_app/app/lib/ui/results/view_models/results_viewmodel.dart b/compass_app/app/lib/ui/results/view_models/results_viewmodel.dart
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'package:flutter/cupertino.dart';
 import 'package:logging/logging.dart';
 
 import '../../../data/repositories/destination/destination_repository.dart';
@@ -10,7 +11,6 @@ import '../../../domain/models/destination/destination.dart';
 import '../../../domain/models/itinerary_config/itinerary_config.dart';
 import '../../../utils/command.dart';
 import '../../../utils/result.dart';
-import 'package:flutter/cupertino.dart';
 
 /// Results screen view model
 /// Based on https://docs.flutter.dev/get-started/fwe/state-management#using-mvvm-for-your-applications-architecture

diff --git a/compass_app/app/lib/ui/search_form/widgets/search_form_date.dart b/compass_app/app/lib/ui/search_form/widgets/search_form_date.dart
@@ -5,9 +5,9 @@
 import 'package:flutter/material.dart';
 
 import '../../core/localization/applocalization.dart';
+import '../../core/themes/colors.dart';
 import '../../core/themes/dimens.dart';
 import '../../core/ui/date_format_start_end.dart';
-import '../../core/themes/colors.dart';
 import '../view_models/search_form_viewmodel.dart';
 
 /// Date selection form field.

diff --git a/compass_app/app/lib/ui/search_form/widgets/search_form_screen.dart b/compass_app/app/lib/ui/search_form/widgets/search_form_screen.dart
@@ -10,9 +10,9 @@ import '../../core/themes/dimens.dart';
 import '../../core/ui/search_bar.dart';
 import '../../results/widgets/results_screen.dart';
 import '../view_models/search_form_viewmodel.dart';
+import 'search_form_continent.dart';
 import 'search_form_date.dart';
 import 'search_form_guests.dart';
-import 'search_form_continent.dart';
 import 'search_form_submit.dart';
 
 /// Search form screen

diff --git a/compass_app/app/lib/utils/command.dart b/compass_app/app/lib/utils/command.dart
@@ -79,7 +79,7 @@ class Command0<T> extends Command<T> {
 
   /// Executes the action.
   Future<void> execute() async {
-    await _execute(() => _action());
+    await _execute(_action);
   }
 }
 

diff --git a/compass_app/app/test/data/repositories/destination/destination_repository_local_test.dart b/compass_app/app/test/data/repositories/destination/destination_repository_local_test.dart
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'package:compass_app/data/repositories/destination/destination_repository_local.dart';
 import 'package:compass_app/data/services/local/local_data_service.dart';
 import 'package:compass_app/utils/result.dart';
-import 'package:compass_app/data/repositories/destination/destination_repository_local.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import '../../../../testing/utils/result.dart';

diff --git a/compass_app/app/test/domain/use_cases/booking/booking_create_use_case_test.dart b/compass_app/app/test/domain/use_cases/booking/booking_create_use_case_test.dart
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:compass_app/domain/use_cases/booking/booking_create_use_case.dart';
 import 'package:compass_app/domain/models/itinerary_config/itinerary_config.dart';
+import 'package:compass_app/domain/use_cases/booking/booking_create_use_case.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import '../../../../testing/fakes/repositories/fake_activities_repository.dart';

diff --git a/compass_app/app/test/domain/use_cases/booking/booking_share_use_case_test.dart b/compass_app/app/test/domain/use_cases/booking/booking_share_use_case_test.dart
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:compass_app/domain/use_cases/booking/booking_share_use_case.dart';
 import 'package:compass_app/domain/models/booking/booking.dart';
+import 'package:compass_app/domain/use_cases/booking/booking_share_use_case.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import '../../../../testing/models/activity.dart';

diff --git a/compass_app/app/test/ui/booking/booking_screen_test.dart b/compass_app/app/test/ui/booking/booking_screen_test.dart
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'package:compass_app/domain/models/itinerary_config/itinerary_config.dart';
 import 'package:compass_app/domain/use_cases/booking/booking_create_use_case.dart';
 import 'package:compass_app/domain/use_cases/booking/booking_share_use_case.dart';
-import 'package:compass_app/domain/models/itinerary_config/itinerary_config.dart';
 import 'package:compass_app/ui/booking/view_models/booking_viewmodel.dart';
 import 'package:compass_app/ui/booking/widgets/booking_screen.dart';
 import 'package:flutter/foundation.dart';

diff --git a/compass_app/app/test/ui/home/widgets/home_screen_test.dart b/compass_app/app/test/ui/home/widgets/home_screen_test.dart
@@ -37,7 +37,7 @@ void main() {
       when(() => goRouter.push(any())).thenAnswer((_) => Future.value(null));
     });
 
-    loadWidget(WidgetTester tester) async {
+    Future<void> loadWidget(WidgetTester tester) async {
       await testApp(
         tester,
         ChangeNotifierProvider.value(

diff --git a/compass_app/app/test/ui/search_form/view_models/search_form_viewmodel_test.dart b/compass_app/app/test/ui/search_form/view_models/search_form_viewmodel_test.dart
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'package:compass_app/ui/search_form/view_models/search_form_viewmodel.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:compass_app/ui/search_form/view_models/search_form_viewmodel.dart';
 
 import '../../../../testing/fakes/repositories/fake_continent_repository.dart';
 import '../../../../testing/fakes/repositories/fake_itinerary_config_repository.dart';
@@ -28,7 +28,7 @@ void main() {
     });
 
     test('Setting dateRange updates correctly', () {
-      final DateTimeRange newDateRange = DateTimeRange(
+      final newDateRange = DateTimeRange(
         start: DateTime(2024, 1, 1),
         end: DateTime(2024, 1, 31),
       );
@@ -59,7 +59,7 @@ void main() {
 
       viewModel.guests = 2;
       viewModel.selectedContinent = 'CONTINENT';
-      final DateTimeRange newDateRange = DateTimeRange(
+      final newDateRange = DateTimeRange(
         start: DateTime(2024, 1, 1),
         end: DateTime(2024, 1, 31),
       );

diff --git a/compass_app/app/test/ui/search_form/widgets/search_form_date_test.dart b/compass_app/app/test/ui/search_form/widgets/search_form_date_test.dart
@@ -4,8 +4,8 @@
 
 import 'package:compass_app/ui/search_form/view_models/search_form_viewmodel.dart';
 import 'package:compass_app/ui/search_form/widgets/search_form_date.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
 
 import '../../../../testing/app.dart';
 import '../../../../testing/fakes/repositories/fake_continent_repository.dart';