initial

lib/services/network.dart

@@ -0,0 +1,31 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:hiddingsel_app/constants/constant.dart';
+
+import '../main.dart';
+
+
+// TODO Medium-Prio: Connectivity check - https://www.youtube.com/watch?v=P2vaBZDSqzg
+class BaseService {
+  static Future<T> getSaveFromServer<T>(
+      Future<T> Function() method, T defaultValue) async {
+    try {
+      return method.call();
+    } on SocketException {
+      scaffoldMessengerKey.currentState?.showSnackBar(
+        const SnackBar(
+          content: Text(UIStrings.serviceKeineInternetverbindung),
+        ),
+      );
+      return defaultValue;
+    } on Exception {
+      scaffoldMessengerKey.currentState?.showSnackBar(
+        const SnackBar(
+          content: Text(UIStrings.serviceKeineInternetverbindung),
+        ),
+      );
+      return defaultValue;
+    }
+  }
+}