@ -37,7 +37,9 @@ internal class TopicArgs(val topicId: String) {
fun NavController.navigateToTopic(topicId: String) {
val encodedId = Uri.encode(topicId)
this.navigate("topic_route/$encodedId")
this.navigate("topic_route/$encodedId") {
launchSingleTop = true
}
fun NavGraphBuilder.topicScreen(