WT1.1.3 logo change, error fixes

lib/util/common.dart

@@ -4,8 +4,9 @@ import 'package:aitrainer_app/localization/app_language.dart';
 import 'package:aitrainer_app/model/cache.dart';
 import 'package:aitrainer_app/model/exercise_type.dart';
 import 'package:aitrainer_app/repository/user_repository.dart';
-import 'package:aitrainer_app/util/env.dart';
+import 'package:badges/badges.dart';
 import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 
 class DateRate {
@@ -96,4 +97,37 @@ mixin Common {
     }
     return datePart;
   }
+
+  static String emailValidation(String email) {
+    bool emailValid = RegExp(r"^[a-zA-Z0-9.a-zA-Z0-9.!#$%&'*+-/=?^_`{|}~]+@[a-zA-Z0-9]+\.[a-zA-Z]+").hasMatch(email);
+    return emailValid ? null : "Please type an email address";
+  }
+
+  static String passwordValidation(String value) {
+    if (value == null || value.length == 0) {
+      return null;
+    }
+    bool valid = 8 < value.length;
+    return valid ? null : "Password too short";
+  }
+
+  static Widget badgedIcon(Color color, IconData icon, String badgeKey) {
+    bool show = Cache().getBadges()[badgeKey] != null;
+    int counter = Cache().getBadges()[badgeKey] != null ? Cache().getBadges()[badgeKey] : 0;
+    return Badge(
+      position: BadgePosition.topEnd(top: -10, end: -10),
+      animationDuration: Duration(milliseconds: 500),
+      animationType: BadgeAnimationType.slide,
+      badgeColor: Colors.red,
+      showBadge: show,
+      badgeContent: Text(
+        counter.toString(),
+        style: TextStyle(color: Colors.white),
+      ),
+      child: Icon(
+        icon,
+        color: color,
+      ),
+    );
+  }
 }

lib/util/session.dart

@@ -1,3 +1,5 @@
+import 'dart:io';
+
 import 'package:aitrainer_app/localization/app_language.dart';
 import 'package:aitrainer_app/localization/app_localization.dart';
 import 'package:aitrainer_app/service/api.dart';
@@ -17,7 +19,7 @@ class Session with Logging {
   fetchSessionAndNavigate() async {
     log(" -- Session: await prefs..");
     _sharedPreferences = await _prefs;
-
+    print("Platform: " + Platform.localeName);
     if (Cache().firstLoad) {
       log(" -- Session: fetch locale..");
       await AppLanguage().getLocale(_sharedPreferences);