TF-322 Sort default mailbox in TreeBuilder

lib/features/mailbox/data/datasource_impl/mailbox_cache_datasource_impl.dart

@@ -4,7 +4,6 @@ import 'package:jmap_dart_client/jmap/core/session/session.dart';
 import 'package:jmap_dart_client/jmap/core/state.dart';
 import 'package:jmap_dart_client/jmap/mail/mailbox/mailbox.dart';
 import 'package:tmail_ui_user/features/mailbox/data/datasource/mailbox_datasource.dart';
-import 'package:tmail_ui_user/features/mailbox/data/extensions/mailbox_extension.dart';
 import 'package:tmail_ui_user/features/mailbox/data/local/mailbox_cache_manager.dart';
 import 'package:tmail_ui_user/features/mailbox/data/model/mailbox_change_response.dart';
 import 'package:tmail_ui_user/features/mailbox/domain/model/create_new_mailbox_request.dart';
@@ -40,7 +39,6 @@ class MailboxCacheDataSourceImpl extends MailboxDataSource {
   Future<List<Mailbox>> getAllMailboxCache() {
     return Future.sync(() async {
       final listMailboxes = await _mailboxCacheManager.getAllMailbox();
-      listMailboxes.sort((mailboxA, mailboxB) => mailboxA.compareTo(mailboxB));
       return listMailboxes;
     }).catchError((error) {
       throw error;

lib/features/mailbox/data/extensions/mailbox_extension.dart

@@ -1,6 +1,6 @@
 import 'package:jmap_dart_client/jmap/mail/mailbox/mailbox.dart';
-import 'package:tmail_ui_user/features/mailbox/data/model/mailbox_cache.dart';
 import 'package:tmail_ui_user/features/mailbox/data/extensions/mailbox_rights_extension.dart';
+import 'package:tmail_ui_user/features/mailbox/data/model/mailbox_cache.dart';
 
 extension MailboxExtension on Mailbox {
 
@@ -19,8 +19,4 @@ extension MailboxExtension on Mailbox {
       isSubscribed: isSubscribed?.value
     );
   }
-
-  int compareTo(Mailbox other) {
-    return this.sortOrder!.value.value.compareTo(other.sortOrder!.value.value);
-  }
 }

lib/features/mailbox/presentation/model/mailbox_node.dart

@@ -135,4 +135,16 @@ extension MailboxNodeExtension on MailboxNode {
         selectMode: selectMode,
     );
   }
+
+  int compareTo(MailboxNode other) {
+    if (item.sortOrder == null) {
+      return -1;
+    }
+
+    if (other.item.sortOrder == null) {
+      return 1;
+    }
+
+    return item.sortOrder!.value.value.compareTo(other.item.sortOrder!.value.value);
+  }
 }

lib/features/mailbox/presentation/model/mailbox_tree_builder.dart

@@ -72,6 +72,7 @@ class TreeBuilder {
       }
     });
 
+    defaultTree.root.childrenItems?.sort((thisMailbox, thatMailbox) => thisMailbox.compareTo(thatMailbox));
     return Tuple2(defaultTree, folderTree);
   }
 }