Moved ImportStatus & ExportStatus to enums.dart

lib/core/enums.dart

@@ -1,2 +1,24 @@
 /// Button types used for styling the [CustomWidthButton]
 enum ButtonType { primary, secondary, tertiary }
+
+/// Result types for import operations in the [SettingsView]
+/// - [ImportResult.success]: The import operation was successful.
+/// - [ImportResult.canceled]: The import operation was canceled by the user.
+/// - [ImportResult.fileReadError]: There was an error reading the selected file.
+/// - [ImportResult.invalidSchema]: The JSON schema of the imported data is invalid.
+/// - [ImportResult.formatException]: A format exception occurred during import.
+/// - [ImportResult.unknownException]: An exception occurred during import.
+enum ImportResult {
+  success,
+  canceled,
+  fileReadError,
+  invalidSchema,
+  formatException,
+  unknownException,
+}
+
+/// Result types for export operations in the [SettingsView]
+/// - [ExportResult.success]: The export operation was successful.
+/// - [ExportResult.canceled]: The export operation was canceled by the user.
+/// - [ExportResult.unknownException]: An exception occurred during export.
+enum ExportResult { success, canceled, unknownException }

lib/presentation/views/main_menu/settings_view.dart

@@ -3,6 +3,7 @@ import 'dart:convert';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:game_tracker/core/custom_theme.dart';
+import 'package:game_tracker/core/enums.dart';
 import 'package:game_tracker/presentation/widgets/tiles/settings_list_tile.dart';
 import 'package:game_tracker/services/data_transfer_service.dart';
 import 'package:json_schema/json_schema.dart';

lib/services/data_transfer_service.dart

@@ -4,6 +4,7 @@ import 'dart:typed_data';
 
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
+import 'package:game_tracker/core/enums.dart';
 import 'package:game_tracker/data/db/database.dart';
 import 'package:game_tracker/data/dto/game.dart';
 import 'package:game_tracker/data/dto/group.dart';
@@ -11,17 +12,6 @@ import 'package:game_tracker/data/dto/player.dart';
 import 'package:game_tracker/presentation/views/main_menu/settings_view.dart';
 import 'package:provider/provider.dart';
 
-enum ImportResult {
-  success,
-  canceled,
-  fileReadError,
-  invalidSchema,
-  formatException,
-  unknownException,
-}
-
-enum ExportResult { success, canceled, unknownException }
-
 class DataTransferService {
   /// Deletes all data from the database.
   static Future<void> deleteAllData(BuildContext context) async {