From a8214832c014a2663fc831abbbcfa77bd6c22fec Mon Sep 17 00:00:00 2001
From: krille-chan <christian-kussowski@posteo.de>
Date: Wed, 17 Apr 2024 10:40:48 +0200
Subject: [PATCH] fix: Fetch invite state after restart app

This makes sure that the
users for an invitation are
correctly loaded so that we
can display the avatar, the
room displayname and
wether the room is a direct
chat or not.
---
 lib/src/room.dart | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

diff --git a/lib/src/room.dart b/lib/src/room.dart
index 13016c80..d8afb43b 100644
--- a/lib/src/room.dart
+++ b/lib/src/room.dart
@@ -213,6 +213,12 @@ class Room {
   /// from the database, that you need to correctly calculate the displayname
   /// and the avatar of the room.
   Future<List<User>> loadHeroUsers() async {
+    // For invite rooms request own user and invitor.
+    if (membership == Membership.invite) {
+      final ownUser = await requestUser(client.userID!, requestProfile: false);
+      if (ownUser != null) await requestUser(ownUser.senderId);
+    }
+
     var heroes = summary.mHeroes;
     if (heroes == null) {
       final directChatMatrixID = this.directChatMatrixID;
@@ -235,6 +241,9 @@ class Room {
   /// without a name, then it will return the localized version of 'Group with Alice' instead
   /// of just 'Alice' to make it different to a direct chat.
   /// Empty chats will become the localized version of 'Empty Chat'.
+  /// Please note, that necessary room members are lazy loaded. To be sure
+  /// that you have the room members, call and await `Room.loadHeroUsers()`
+  /// before.
   /// This method requires a localization class which implements [MatrixLocalizations]
   String getLocalizedDisplayname([
     MatrixLocalizations i18n = const MatrixDefaultLocalizations(),
@@ -265,10 +274,12 @@ class Room {
       return isDirectChat ? result : i18n.groupWith(result);
     }
     if (membership == Membership.invite) {
-      final sender = getState(EventTypes.RoomMember, client.userID!)
-          ?.senderFromMemoryOrFallback
-          .calcDisplayname(i18n: i18n);
-      if (sender != null) return sender;
+      final ownMember = unsafeGetUserFromMemoryOrFallback(client.userID!);
+
+      ownMember.senderFromMemoryOrFallback.calcDisplayname(i18n: i18n);
+      if (ownMember.senderId != ownMember.stateKey) {
+        return ownMember.senderFromMemoryOrFallback.calcDisplayname(i18n: i18n);
+      }
     }
     if (membership == Membership.leave) {
       if (directChatMatrixID != null) {
@@ -287,6 +298,9 @@ class Room {
   }
 
   /// The avatar of the room if set by a participant.
+  /// Please note, that necessary room members are lazy loaded. To be sure
+  /// that you have the room members, call and await `Room.loadHeroUsers()`
+  /// before.
   Uri? get avatar {
     final avatarUrl =
         getState(EventTypes.RoomAvatar)?.content.tryGet<String>('url');