From 1d6b8a13bd80b52b9b4512086e14a8a51d5d1554 Mon Sep 17 00:00:00 2001
From: HuyNguyen <quanghnguyen@linagora.com>
Date: Wed, 26 Apr 2023 14:36:25 +0700
Subject: [PATCH] TF-1677: Support validation email for `something@localhost`
 case

(cherry picked from commit e74208941e8e5a2480bb444eca6b462bc576eb94)
---
 .../widgets/autocomplete_contact_text_field_with_tags.dart    | 3 ++-
 .../contact/presentation/widgets/contact_input_tag_item.dart  | 3 ++-
 lib/main/utils/app_utils.dart                                 | 4 ++++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/features/contact/presentation/widgets/autocomplete_contact_text_field_with_tags.dart b/lib/features/contact/presentation/widgets/autocomplete_contact_text_field_with_tags.dart
index 1f0db89ea..0251ef4f2 100644
--- a/lib/features/contact/presentation/widgets/autocomplete_contact_text_field_with_tags.dart
+++ b/lib/features/contact/presentation/widgets/autocomplete_contact_text_field_with_tags.dart
@@ -18,6 +18,7 @@ import 'package:tmail_ui_user/features/contact/presentation/widgets/contact_inpu
 import 'package:tmail_ui_user/features/contact/presentation/widgets/contact_suggestion_box_item.dart';
 import 'package:tmail_ui_user/features/manage_account/presentation/menu/settings_utils.dart';
 import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
+import 'package:tmail_ui_user/main/utils/app_utils.dart';
 
 typedef OnSuggestionContactCallbackAction = Future<List<EmailAddress>> Function(String query);
 typedef OnAddListContactCallbackAction = Function(List<EmailAddress> listEmailAddress);
@@ -256,7 +257,7 @@ class _AutocompleteContactTextFieldWithTagsState extends State<AutocompleteConta
   }
 
   bool _isValidAllEmailAddress(List<EmailAddress> addedEmailAddress) {
-    return addedEmailAddress.every((addedMail) => addedMail.emailAddress.isEmail);
+    return addedEmailAddress.every((addedMail) => addedMail.emailAddress.isEmail || AppUtils.isEmailLocalhost(addedMail.emailAddress));
   }
 
   bool _inputFieldIsEmpty() {
diff --git a/lib/features/contact/presentation/widgets/contact_input_tag_item.dart b/lib/features/contact/presentation/widgets/contact_input_tag_item.dart
index 1729019f2..0a15725da 100644
--- a/lib/features/contact/presentation/widgets/contact_input_tag_item.dart
+++ b/lib/features/contact/presentation/widgets/contact_input_tag_item.dart
@@ -9,6 +9,7 @@ import 'package:get/get.dart';
 import 'package:jmap_dart_client/jmap/mail/email/email_address.dart';
 import 'package:model/extensions/email_address_extension.dart';
 import 'package:tmail_ui_user/features/contact/presentation/widgets/gradient_color_avatar_icon.dart';
+import 'package:tmail_ui_user/main/utils/app_utils.dart';
 
 typedef DeleteContactCallbackAction = Function(EmailAddress contactDeleted);
 
@@ -84,7 +85,7 @@ class ContactInputTagItem extends StatelessWidget {
     }
   }
 
-  bool _isValidEmailAddress(String value) => value.isEmail;
+  bool _isValidEmailAddress(String value) => value.isEmail || AppUtils.isEmailLocalhost(value);
 
   Color _getTagBackgroundColor() {
     if (lastTagFocused && isLastContact) {
diff --git a/lib/main/utils/app_utils.dart b/lib/main/utils/app_utils.dart
index 6ea513931..6f7a7d592 100644
--- a/lib/main/utils/app_utils.dart
+++ b/lib/main/utils/app_utils.dart
@@ -32,4 +32,8 @@ class AppUtils {
   static bool isDirectionRTL(BuildContext context) {
     return intl.Bidi.isRtlLanguage(Localizations.localeOf(context).languageCode);
   }
+
+  static bool isEmailLocalhost(String email) {
+    return  RegExp(r'^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@localhost$').hasMatch(email);
+  }
 }
\ No newline at end of file