Load room details on appearance. Avoid overwhelming the rust runtime and slow down the room timeline loading.

ElementX/Sources/Services/Authentication/AuthenticationCoordinator.swift

@@ -134,6 +134,8 @@ class AuthenticationCoordinator: Coordinator {
                     completion(.success(()))
                 }
             } catch {
+                MXLog.error("Failed logging in with error: \(error)")
+                
                 DispatchQueue.main.async {
                     completion(.failure(.failedLoggingIn))
                 }
@@ -156,6 +158,8 @@ class AuthenticationCoordinator: Coordinator {
                     completion(.success(()))
                 }
             } catch {
+                MXLog.error("Failed restoring login with error: \(error)")
+                
                 DispatchQueue.main.async {
                     completion(.failure(.failedRestoringLogin))
                 }

ElementX/Sources/Services/Authentication/UserSession.swift

@@ -101,6 +101,8 @@ class UserSession: ClientDelegate {
                 self.rooms = rooms
             }
         }
+        
+        client.setDelegate(delegate: nil)
     }
     
     // MARK: Private

ElementX/Sources/Services/RoomProxy.swift

@@ -82,6 +82,10 @@ class RoomProxy: RoomProxyProtocol, Equatable {
     
     var lastMessage: String? {
         didSet {
+            if lastMessage == oldValue {
+                return
+            }
+            
             callbacks.send(.updatedLastMessage)
         }
     }
@@ -141,7 +145,7 @@ class RoomProxy: RoomProxyProtocol, Equatable {
                 callback?(.success(messages))
                 
                 if self.lastMessage == nil {
-                    self.lastMessage = messages.last?.content()
+                    self.lastMessage = messages.last?.content() ?? ""
                 }
             }
         }