added guardian login with views for their assigned childs

lib/view/pages/talk/details/message_reactions.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 
 import '../../../../api/marianumcloud/talk/get_reactions/get_reactions.dart';
 import '../../../../api/marianumcloud/talk/get_reactions/get_reactions_response.dart';
-import '../../../../model/account_data.dart';
+import '../../../../session/session_manager.dart';
 import '../../../../widget/centered_leading.dart';
 import '../../../../widget/emoji_text.dart';
 import '../../../../widget/loading_spinner.dart';
@@ -63,10 +63,10 @@ class _MessageReactionsState extends State<MessageReactions> {
                 leading: CenteredLeading(EmojiText(entry.key)),
                 title: Text('${entry.value.length} mal reagiert'),
                 children: entry.value.map((e) {
-                  final isSelf = AccountData().getUsername() == e.actorId;
+                  final isSelf =
+                      SessionManager().requireNextcloud().username == e.actorId;
                   final isGuest =
-                      e.actorType ==
-                      GetReactionsResponseObjectActorType.guests;
+                      e.actorType == GetReactionsResponseObjectActorType.guests;
                   return ListTile(
                     leading: UserAvatar(id: e.actorId, isGroup: false),
                     title: Text(e.actorDisplayName),