scaling the timeline

lib/business_logic/settings.dart

@@ -1,4 +1,7 @@
+import 'package:flutter/painting.dart';
+import 'package:intl/intl.dart';
 import 'package:shared_preferences/shared_preferences.dart';
+import '../global.dart' as global;
 
 enum Settings {
   instanceUrl,
@@ -38,3 +41,20 @@ Future<String> loadAuthCode() async {
   }
   return code;
 }
+
+Future<bool> saveLocale(String locale) async {
+  final prefs = await SharedPreferences.getInstance();
+  return await prefs.setString("active-locale", locale);
+}
+
+Future<Locale> loadLocale() async {
+  final prefs = await SharedPreferences.getInstance();
+  String? locale = prefs.getString("active-locale");
+  if (locale == null) {
+    if (global.availableLocales.contains(Locale(Intl.systemLocale))) {
+      return Locale(Intl.systemLocale);
+    }
+    return const Locale("en");
+  }
+  return Locale(locale);
+}

lib/business_logic/timeline/timeline.dart

@@ -0,0 +1 @@
+