albums topic id by selected index

app/src/main/java/com/biganto/visual/roompark/presentation/screen/albums/ScreenPresenter.kt

@@ -68,7 +68,7 @@ class AlbumsScreenPresenter @Inject constructor(
             }
 
 
-        val fetchSubscription = interactor.getSubscriptions(SubscriptionTopic.Progress_1())
+        val fetchSubscription = interactor.getSubscriptions(currentAlbumTopic)
             .doAfterNext { restoreModel.sub = it }
             .map<AlbumsScreenViewState> { AlbumsScreenViewState.SubscriptionStatus(it.state) }
             .startWith(Observable.just<AlbumsScreenViewState>(AlbumsScreenViewState.Idle()))
@@ -98,6 +98,14 @@ class AlbumsScreenPresenter @Inject constructor(
         super.detachView()
         restoreStateObservable.accept(AlbumsScreenViewState.RestoreView(restoreModel))
     }
+
+    private val currentAlbumTopic = when(selectedIndex){
+        9 -> SubscriptionTopic.Progress_1()
+        10 -> SubscriptionTopic.Progress_2()
+        11 -> SubscriptionTopic.Progress_3()
+        106 -> SubscriptionTopic.Progress_kindergarden()
+        else -> error("unknown parent album type!")
+    }
 }
 
 data class RestoreModel(var albumList:List<AlbumSortedModel>