feat: Update translations, finish saved views rework, some other fixes

lib/core/config/hive/hive_extensions.dart

@@ -10,7 +10,9 @@ import 'package:hive_flutter/adapters.dart';
 /// [callback] to return and returns the calculated value. Closes the box after.
 ///
 Future<R?> withEncryptedBox<T, R>(
-    String name, FutureOr<R?> Function(Box<T> box) callback) async {
+  String name,
+  FutureOr<R?> Function(Box<T> box) callback,
+) async {
   final key = await _getEncryptedBoxKey();
   final box = await Hive.openBox<T>(
     name,
@@ -22,7 +24,11 @@ Future<R?> withEncryptedBox<T, R>(
 }
 
 Future<Uint8List> _getEncryptedBoxKey() async {
-  const secureStorage = FlutterSecureStorage();
+  const secureStorage = FlutterSecureStorage(
+    aOptions: AndroidOptions(
+      encryptedSharedPreferences: true,
+    ),
+  );
   if (!await secureStorage.containsKey(key: 'key')) {
     final key = Hive.generateSecureKey();
 

lib/core/database/tables/local_user_account.dart

@@ -1,8 +1,7 @@
 import 'package:hive_flutter/adapters.dart';
-import 'package:paperless_mobile/core/config/hive/hive_config.dart';
-import 'package:paperless_mobile/core/database/tables/global_settings.dart';
-import 'package:paperless_mobile/core/database/tables/local_user_settings.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/config/hive/hive_config.dart';
+import 'package:paperless_mobile/core/database/tables/local_user_settings.dart';
 
 part 'local_user_account.g.dart';
 

lib/core/navigation/push_routes.dart

@@ -13,7 +13,6 @@ import 'package:paperless_mobile/features/document_bulk_action/view/widgets/full
 import 'package:paperless_mobile/features/document_bulk_action/view/widgets/fullscreen_bulk_edit_tags_widget.dart';
 import 'package:paperless_mobile/features/home/view/model/api_version.dart';
 import 'package:paperless_mobile/features/saved_view/cubit/saved_view_cubit.dart';
-import 'package:paperless_mobile/features/saved_view/view/add_saved_view_page.dart';
 import 'package:paperless_mobile/features/saved_view_details/cubit/saved_view_details_cubit.dart';
 import 'package:paperless_mobile/features/saved_view_details/view/saved_view_details_page.dart';
 import 'package:paperless_mobile/generated/l10n/app_localizations.dart';

lib/core/repository/persistent_repository.dart

@@ -8,25 +8,26 @@ abstract class PersistentRepository<T> extends HydratedCubit<T> {
   PersistentRepository(T initialState) : super(initialState);
 
   void addListener(
-    Object source, {
+    Object subscriber, {
     required void Function(T) onChanged,
   }) {
     onChanged(state);
-    _subscribers.putIfAbsent(source, () {
+    _subscribers.putIfAbsent(subscriber, () {
       return stream.listen((event) => onChanged(event));
     });
   }
 
   void removeListener(Object source) async {
-    await _subscribers[source]?.cancel();
-    _subscribers.remove(source);
+    _subscribers
+      ..[source]?.cancel()
+      ..remove(source);
   }
 
   @override
   Future<void> close() {
-    _subscribers.forEach((key, subscription) {
-      subscription.cancel();
-    });
+    for (final subscriber in _subscribers.values) {
+      subscriber.cancel();
+    }
     return super.close();
   }
 }

lib/core/translation/error_code_localization_mapper.dart

@@ -54,25 +54,26 @@ String translateError(BuildContext context, ErrorCode code) {
     ErrorCode.suggestionsQueryError => S.of(context)!.couldNotLoadSuggestions,
     ErrorCode.acknowledgeTasksError => S.of(context)!.couldNotAcknowledgeTasks,
     ErrorCode.correspondentDeleteFailed =>
-      "Could not delete correspondent, please try again.", //TODO: INTL
+      S.of(context)!.couldNotDeleteCorrespondent,
     ErrorCode.documentTypeDeleteFailed =>
-      "Could not delete document type, please try again.",
-    ErrorCode.tagDeleteFailed => "Could not delete tag, please try again.",
-    ErrorCode.correspondentUpdateFailed =>
-      "Could not update correspondent, please try again.",
-    ErrorCode.documentTypeUpdateFailed =>
-      "Could not update document type, please try again.",
-    ErrorCode.tagUpdateFailed => "Could not update tag, please try again.",
+      S.of(context)!.couldNotDeleteDocumentType,
+    ErrorCode.tagDeleteFailed => S.of(context)!.couldNotDeleteTag,
     ErrorCode.storagePathDeleteFailed =>
-      "Could not delete storage path, please try again.",
+      S.of(context)!.couldNotDeleteStoragePath,
+    ErrorCode.correspondentUpdateFailed =>
+      S.of(context)!.couldNotUpdateCorrespondent,
+    ErrorCode.documentTypeUpdateFailed =>
+      S.of(context)!.couldNotUpdateDocumentType,
+    ErrorCode.tagUpdateFailed => S.of(context)!.couldNotUpdateTag,
     ErrorCode.storagePathUpdateFailed =>
-      "Could not update storage path, please try again.",
+      S.of(context)!.couldNotUpdateStoragePath,
     ErrorCode.serverInformationLoadFailed =>
-      "Could not load server information.",
-    ErrorCode.serverStatisticsLoadFailed => "Could not load server statistics.",
-    ErrorCode.uiSettingsLoadFailed => "Could not load UI settings",
-    ErrorCode.loadTasksError => "Could not load tasks.",
-    ErrorCode.userNotFound => "User could not be found.",
-    ErrorCode.updateSavedViewError => "Could not update saved view.",
+      S.of(context)!.couldNotLoadServerInformation,
+    ErrorCode.serverStatisticsLoadFailed =>
+      S.of(context)!.couldNotLoadStatistics,
+    ErrorCode.uiSettingsLoadFailed => S.of(context)!.couldNotLoadUISettings,
+    ErrorCode.loadTasksError => S.of(context)!.couldNotLoadTasks,
+    ErrorCode.userNotFound => S.of(context)!.userNotFound,
+    ErrorCode.updateSavedViewError => S.of(context)!.couldNotUpdateSavedView,
   };
 }

lib/core/widgets/dialog_utils/pop_with_unsaved_changes.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+import 'package:paperless_mobile/core/widgets/dialog_utils/unsaved_changes_warning_dialog.dart';
+
+class PopWithUnsavedChanges extends StatelessWidget {
+  final bool Function() hasChangesPredicate;
+  final Widget child;
+
+  const PopWithUnsavedChanges({
+    super.key,
+    required this.hasChangesPredicate,
+    required this.child,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return WillPopScope(
+      onWillPop: () async {
+        if (hasChangesPredicate()) {
+          final shouldPop = await showDialog<bool>(
+                context: context,
+                builder: (context) => const UnsavedChangesWarningDialog(),
+              ) ??
+              false;
+          return shouldPop;
+        }
+        return true;
+      },
+      child: child,
+    );
+  }
+}

lib/core/widgets/dialog_utils/unsaved_changes_warning_dialog.dart

@@ -0,0 +1,24 @@
+import 'package:flutter/material.dart';
+import 'package:paperless_mobile/core/widgets/dialog_utils/dialog_cancel_button.dart';
+import 'package:paperless_mobile/core/widgets/dialog_utils/dialog_confirm_button.dart';
+import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
+
+class UnsavedChangesWarningDialog extends StatelessWidget {
+  const UnsavedChangesWarningDialog({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      title: Text("Discard changes?"),
+      content: Text(
+        "You have unsaved changes. Do you want to continue without saving? Your changes will be discarded.",
+      ),
+      actions: [
+        DialogCancelButton(),
+        DialogConfirmButton(
+          label: S.of(context)!.continueLabel,
+        ),
+      ],
+    );
+  }
+}

lib/core/widgets/empty_state.dart

@@ -1,45 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_svg/flutter_svg.dart';
-
-class EmptyState extends StatelessWidget {
-  final String title;
-  final String subtitle;
-  final Widget? bottomChild;
-
-  const EmptyState({
-    Key? key,
-    required this.title,
-    required this.subtitle,
-    this.bottomChild,
-  }) : super(key: key);
-
-  @override
-  Widget build(BuildContext context) {
-    final size = MediaQuery.of(context).size;
-    return Column(
-      mainAxisAlignment: MainAxisAlignment.center,
-      children: [
-        SizedBox(
-          height: size.height / 3,
-          width: size.width / 3,
-          child: SvgPicture.asset("assets/images/empty-state.svg"),
-        ),
-        Column(
-          children: [
-            Text(
-              title,
-              style: Theme.of(context).textTheme.titleLarge?.copyWith(
-                    fontWeight: FontWeight.bold,
-                  ),
-            ),
-            Text(
-              subtitle,
-              style: Theme.of(context).textTheme.titleMedium,
-            ),
-          ],
-        ),
-        if (bottomChild != null) ...[bottomChild!] else ...[]
-      ],
-    );
-  }
-}