Merge pull request #682 from threefoldtech/development_fix_email_vali…

…dation

Update regex of email validation

app/lib/services/tools_service.dart

@@ -4,6 +4,7 @@ import 'dart:io';
 import 'dart:math';
 
 import 'package:device_info_plus/device_info_plus.dart';
+import 'package:validators/validators.dart';
 
 const chars = 'abcdefghijklmnopqrstuvwxyz0123456789';
 
@@ -19,11 +20,14 @@ String randomString(int len) {
 }
 
 bool validateEmail(String? value) {
-  RegExp regex = RegExp(
-      r"^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,253}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,253}[a-zA-Z0-9])?)*$");
-  return regex.hasMatch(value.toString());
+  if (value == null || value.isEmpty) {
+    return false;
+  }
+
+  return isEmail(value);
 }
 
+
 bool validateSeedWords(String seed, String confirmationWords) {
   List<String> words = confirmationWords.split(' ');
   List<String> seedWords = seed.split(' ');