Feat: Fügt Benachrichtigungen für nicht überprüfte Transaktionen hinzu

lib/Controller/transaction_controller.dart

@@ -5,6 +5,7 @@ import 'package:drift/drift.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:logger/logger.dart';
+import 'package:routemaster/routemaster.dart';
 
 import '../Entities/drift_database.dart';
 import '../Pages/Dialog/dialog_action.dart';
@@ -13,6 +14,8 @@ import '../Pages/Dialog/dialog_input_field_type_enum.dart';
 import '../Pages/Dialog/dialog_type_enum.dart';
 import '../Pages/Dialog/dynamic_dialog.dart';
 import '../Repositories/transaction_repository.dart';
+import '../Services/navigation_service.dart';
+import '../Services/transaction_service.dart';
 import 'account_controller.dart';
 import 'port_controller.dart';
 
@@ -72,13 +75,31 @@ class TransactionController {
     });
 
     if (!kIsWeb) {
-      final ReceivePort receivePort = ReceivePort()
+      final ReceivePort updateTransactionsReceivePort = ReceivePort()
         ..listen((_) {
           Logger().i('Received update-transactions signal');
           unawaited(updateTransactions());
         });
 
-      PortController().addPort(receivePort.sendPort, 'update-transactions');
+      PortController().addPort(
+        updateTransactionsReceivePort.sendPort,
+        'update-transactions',
+      );
+
+      final ReceivePort gotToTransactionsReceivePort = ReceivePort()
+        ..listen((final value) {
+          Logger().i('Received go-to-transactions signal');
+
+          final List<Transaction> transactions =
+              TransactionService.transactionsFromString(value);
+
+          goToTransactions(transactions: transactions);
+        });
+
+      PortController().addPort(
+        gotToTransactionsReceivePort.sendPort,
+        'go-to-transactions',
+      );
     }
 
     unawaited(updateTransactions());
@@ -121,6 +142,21 @@ class TransactionController {
     }
   }
 
+  /// Wechselt zur Übersicht über die Transaktionen
+  void goToTransactions({final List<Transaction>? transactions}) {
+    final BuildContext? context = NavigationService.getCurrentBuildContext();
+
+    if (context != null && transactions != null) {
+      if (transactions.length == 1) {
+        Routemaster.of(
+          context,
+        ).push('/trend', queryParameters: {'name': transactions.first.name});
+      }
+
+      Routemaster.of(context).replace('/trend');
+    }
+  }
+
   /// Startet den Prozess, um eine neue Transaktion anzulegen
   void newTransactionHandler() {
     unawaited(_newTransactionDialog?.show());