Handle the behaviour of Reply email when user is sender

Signed-off-by: dab246 <tdvu@linagora.com>

lib/features/email/presentation/extensions/presentation_email_extension.dart

@@ -1,8 +1,10 @@
 
+import 'package:collection/collection.dart';
 import 'package:dartz/dartz.dart';
 import 'package:jmap_dart_client/jmap/mail/email/email_address.dart';
 import 'package:model/email/email_action_type.dart';
 import 'package:model/email/presentation_email.dart';
+import 'package:model/extensions/email_address_extension.dart';
 import 'package:model/extensions/list_email_address_extension.dart';
 import 'package:tmail_ui_user/features/email/presentation/utils/email_utils.dart';
 
@@ -25,6 +27,7 @@ extension PresentationEmailExtension on PresentationEmail {
           isSender: isSender,
           newToAddress: newToAddress,
           newFromAddress: newFromAddress,
+          newBccAddress: newBccAddress,
           newReplyToAddress: newReplyToAddress,
           userName: userName,
         );
@@ -52,15 +55,27 @@ extension PresentationEmailExtension on PresentationEmail {
     required bool isSender,
     required List<EmailAddress> newToAddress,
     required List<EmailAddress> newFromAddress,
+    required List<EmailAddress> newBccAddress,
     required List<EmailAddress> newReplyToAddress,
     String? userName,
   }) {
     if (isSender) {
-      return Tuple4(newToAddress, [], [], newReplyToAddress);
+      if (newBccAddress.isNotEmpty) {
+        return Tuple4(newToAddress, [], [], newReplyToAddress);
+      }
+      if (newReplyToAddress.isNotEmpty) {
+        return Tuple4(newReplyToAddress, [], [], []);
+      }
+      if (userName != null) {
+        final userEmail = newToAddress.firstWhereOrNull((address) => address.emailAddress == userName);
+        if (userEmail != null) {
+          return Tuple4([userEmail], [], [], []);
+        }
+      }
+      return Tuple4(newToAddress, [], [], []);
     }
-    final listToAddress = newReplyToAddress.isNotEmpty
-        ? newReplyToAddress.withoutMe(userName)
-        : newFromAddress.withoutMe(userName);
+
+    final listToAddress = (newReplyToAddress.isNotEmpty ? newReplyToAddress : newFromAddress).withoutMe(userName);
     return Tuple4(listToAddress, [], [], []);
   }
 

model/lib/extensions/presentation_email_extension.dart

@@ -32,11 +32,21 @@ extension PresentationEmailExtension on PresentationEmail {
       cc.numberEmailAddress() +
       bcc.numberEmailAddress();
 
-  int getCountMailAddressWithoutMe(String userName) =>
-      to.withoutMe(userName).numberEmailAddress() +
-      cc.withoutMe(userName).numberEmailAddress() +
-      bcc.withoutMe(userName).numberEmailAddress() +
-      from.withoutMe(userName).numberEmailAddress();
+  int getCountMailAddressWithoutMe(String userName) {
+    final uniqueEmails = <String>{};
+    final newTo = to ?? {};
+    final newCc = cc ?? {};
+    final newBcc = bcc ?? {};
+    final newFrom = from ?? {};
+
+    for (final email in <EmailAddress>[...newTo, ...newCc, ...newBcc, ...newFrom]) {
+      if (email.emailAddress != userName) {
+        uniqueEmails.add(email.emailAddress);
+      }
+    }
+
+    return uniqueEmails.length;
+  }
 
   String getReceivedAt(String newLocale, {String? pattern}) {
     final emailTime = receivedAt;