Use data classes/objects for state. Only update follow sets through exposed functions.

amethyst/src/main/java/com/vitorpamplona/amethyst/model/User.kt

@@ -66,6 +66,7 @@ class User(
     var latestContactList: ContactListEvent? = null
     var latestBookmarkList: BookmarkListEvent? = null
     var followSets: List<AddressableNote> = listOf()
+        private set
 
     var reports = mapOf<User, Set<Note>>()
         private set
@@ -164,6 +165,10 @@ class User(
         flowSet?.relays?.invalidateData()
     }
 
+    fun updateFollowSets(sets: List<AddressableNote>) {
+        followSets = followSets + sets
+    }
+
     fun addReport(note: Note) {
         val author = note.author ?: return
 

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/lists/FollowSetState.kt

@@ -23,13 +23,13 @@ package com.vitorpamplona.amethyst.ui.screen.loggedIn.lists
 sealed class FollowSetState {
     data object Loading : FollowSetState()
 
-    class Loaded(
+    data class Loaded(
         val feed: List<FollowSet>,
     ) : FollowSetState()
 
-    object Empty : FollowSetState()
+    data object Empty : FollowSetState()
 
-    class FeedError(
+    data class FeedError(
         val errorMessage: String,
     ) : FollowSetState()
 }