Refactors ChatroomHeader compose

app/src/main/java/com/vitorpamplona/amethyst/ui/note/ChatroomHeaderCompose.kt

@@ -68,7 +68,7 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 
 @Composable
-fun ChatroomCompose(
+fun ChatroomHeaderCompose(
     baseNote: Note,
     accountViewModel: AccountViewModel,
     nav: (String) -> Unit
@@ -305,13 +305,16 @@ private fun WatchNotificationChanges(
 @Composable
 fun LoadUser(baseUserHex: String, content: @Composable (User?) -> Unit) {
     var user by remember(baseUserHex) {
-        mutableStateOf<User?>(LocalCache.getUserIfExists(baseUserHex))
+        mutableStateOf(LocalCache.getUserIfExists(baseUserHex))
     }
 
     if (user == null) {
         LaunchedEffect(key1 = baseUserHex) {
             launch(Dispatchers.IO) {
-                user = LocalCache.checkGetOrCreateUser(baseUserHex)
+                val newUser = LocalCache.checkGetOrCreateUser(baseUserHex)
+                if (user != newUser) {
+                    user = newUser
+                }
             }
         }
     }

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/ChatroomListFeedView.kt

@@ -17,7 +17,7 @@ import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import com.vitorpamplona.amethyst.service.model.PrivateDmEvent
-import com.vitorpamplona.amethyst.ui.note.ChatroomCompose
+import com.vitorpamplona.amethyst.ui.note.ChatroomHeaderCompose
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import kotlin.time.ExperimentalTime
 import kotlin.time.measureTimedValue
@@ -113,7 +113,7 @@ private fun FeedLoaded(
         ) { _, item ->
             Row(Modifier.fillMaxWidth()) {
                 val (value, elapsed) = measureTimedValue {
-                    ChatroomCompose(
+                    ChatroomHeaderCompose(
                         item,
                         accountViewModel = accountViewModel,
                         nav = nav

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/ChatroomScreen.kt

@@ -26,13 +26,13 @@ import androidx.compose.ui.unit.dp
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleEventObserver
 import androidx.lifecycle.viewmodel.compose.viewModel
-import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.model.User
 import com.vitorpamplona.amethyst.service.NostrChatroomDataSource
 import com.vitorpamplona.amethyst.ui.actions.NewPostViewModel
 import com.vitorpamplona.amethyst.ui.components.ObserveDisplayNip05Status
 import com.vitorpamplona.amethyst.ui.note.ClickableUserPicture
+import com.vitorpamplona.amethyst.ui.note.LoadUser
 import com.vitorpamplona.amethyst.ui.note.UsernameDisplay
 import com.vitorpamplona.amethyst.ui.screen.NostrChatroomFeedViewModel
 import com.vitorpamplona.amethyst.ui.screen.RefreshingChatroomFeedView
@@ -49,26 +49,15 @@ fun ChatroomScreen(
 ) {
     if (userId == null) return
 
-    var userRoom by remember(userId) { mutableStateOf<User?>(null) }
-
-    if (userRoom == null) {
-        LaunchedEffect(userId) {
-            launch(Dispatchers.IO) {
-                val newUser = LocalCache.checkGetOrCreateUser(userId)
-                if (newUser != userRoom) {
-                    userRoom = newUser
-                }
-            }
+    LoadUser(userId) {
+        it?.let {
+            PrepareChatroomViewModels(
+                baseUser = it,
+                accountViewModel = accountViewModel,
+                nav = nav
+            )
         }
     }
-
-    userRoom?.let {
-        PrepareChatroomViewModels(
-            baseUser = it,
-            accountViewModel = accountViewModel,
-            nav = nav
-        )
-    }
 }
 
 @Composable