feat: добавить заполнение начальных данных и логирование в HiveService

lib/data/database/hive_service.dart

@@ -1,7 +1,13 @@
-import 'package:hive_ce_flutter/hive_flutter.dart';
-import '/models/category.dart';
-import '/models/tag.dart';
-import '/models/transaction_record.dart';
+import 'package:hive_ce/hive_flutter.dart';
+import 'package:logger/logger.dart';
+import 'package:sanderrs_budget_app/models/category.dart';
+import 'package:sanderrs_budget_app/models/tag.dart';
+import 'package:sanderrs_budget_app/models/transaction_record.dart';
+import 'package:sanderrs_budget_app/utils/category_utils.dart';
+import 'package:sanderrs_budget_app/utils/tag_utils.dart';
+import 'package:sanderrs_budget_app/utils/transaction_utils.dart';
+
+final _logger = Logger();
 
 class HiveService {
   static const String _categoryBox = 'categories';
@@ -9,6 +15,7 @@ class HiveService {
   static const String _transactionBox = 'transactions';
 
   static Future<void> init() async {
+    _logger.i('Initializing Hive database');
     await Hive.initFlutter();
     
     // Регистрация адаптеров
@@ -28,10 +35,34 @@ class HiveService {
       Hive.openBox<Tag>(_tagBox),
       Hive.openBox<TransactionRecord>(_transactionBox),
     ]);
+
+    // Проверка и заполнение начальными данными
+    await _checkAndFillInitialData();
   }
 
   static Box<Category> get categories => Hive.box<Category>(_categoryBox);
   static Box<Tag> get tags => Hive.box<Tag>(_tagBox);
   static Box<TransactionRecord> get transactions => 
       Hive.box<TransactionRecord>(_transactionBox);
+
+  /// Проверяет и заполняет боксы начальными данными при первом запуске
+  static Future<void> _checkAndFillInitialData() async {
+    final catBox = categories;
+    if (catBox.isEmpty) {
+      _logger.i('Filling initial categories');
+      await catBox.addAll(CategoryUtils.getDefaultCategories());
+    }
+
+    final tagBox = tags;
+    if (tagBox.isEmpty) {
+      _logger.i('Filling initial tags'); 
+      await tagBox.addAll(TagUtils.getDefaultTags());
+    }
+
+    final transactionBox = transactions;
+    if (transactionBox.isEmpty) {
+      _logger.i('Filling sample transactions');
+      await transactionBox.addAll(TransactionUtils.getSampleTransactions());
+    }
+  }
 }