moves mark as read to the AccountViewModel scope.

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

@@ -831,34 +831,17 @@ private fun CheckNewAndRenderNote(
     val backgroundColor = remember { mutableStateOf<Color>(defaultBackgroundColor) }
 
     LaunchedEffect(key1 = routeForLastRead, key2 = parentBackgroundColor?.value) {
-        launch(Dispatchers.IO) {
+        routeForLastRead?.let {
-            routeForLastRead?.let {
+            accountViewModel.loadAndMarkAsRead(it, baseNote.createdAt()) { isNew ->
-                val lastTime = accountViewModel.account.loadLastRead(it)
+                val newBackgroundColor = if (isNew) {
-
+                    if (parentBackgroundColor != null) {
-                val createdAt = baseNote.createdAt()
+                        newItemColor.compositeOver(parentBackgroundColor.value)
-                if (createdAt != null) {
-                    accountViewModel.account.markAsRead(it, createdAt)
-
-                    val isNew = createdAt > lastTime
-
-                    val newBackgroundColor = if (isNew) {
-                        if (parentBackgroundColor != null) {
-                            newItemColor.compositeOver(parentBackgroundColor.value)
-                        } else {
-                            newItemColor.compositeOver(defaultBackgroundColor)
-                        }
                     } else {
-                        parentBackgroundColor?.value ?: defaultBackgroundColor
+                        newItemColor.compositeOver(defaultBackgroundColor)
-                    }
-
-                    if (newBackgroundColor != backgroundColor.value) {
-                        launch(Dispatchers.Main) {
-                            backgroundColor.value = newBackgroundColor
-                        }
                     }
+                } else {
+                    parentBackgroundColor?.value ?: defaultBackgroundColor
                 }
-            } ?: run {
-                val newBackgroundColor = parentBackgroundColor?.value ?: defaultBackgroundColor
 
                 if (newBackgroundColor != backgroundColor.value) {
                     launch(Dispatchers.Main) {
@@ -866,6 +849,14 @@ private fun CheckNewAndRenderNote(
                     }
                 }
             }
+        } ?: run {
+            val newBackgroundColor = parentBackgroundColor?.value ?: defaultBackgroundColor
+
+            if (newBackgroundColor != backgroundColor.value) {
+                launch(Dispatchers.Main) {
+                    backgroundColor.value = newBackgroundColor
+                }
+            }
         }
     }
 

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

@@ -720,6 +720,19 @@ class AccountViewModel(val account: Account) : ViewModel(), Dao {
         }
     }
 
+    fun loadAndMarkAsRead(routeForLastRead: String, baseNoteCreatedAt: Long?, onIsNew: (Boolean) -> Unit) {
+        viewModelScope.launch(Dispatchers.IO) {
+            val lastTime = account.loadLastRead(routeForLastRead)
+
+            if (baseNoteCreatedAt != null) {
+                account.markAsRead(routeForLastRead, baseNoteCreatedAt)
+                onIsNew(baseNoteCreatedAt > lastTime)
+            } else {
+                onIsNew(false)
+            }
+        }
+    }
+
     class Factory(val account: Account) : ViewModelProvider.Factory {
         override fun <AccountViewModel : ViewModel> create(modelClass: Class<AccountViewModel>): AccountViewModel {
             return AccountViewModel(account) as AccountViewModel