Hide bottom nav when viewing archived conversations.

app/src/main/java/org/thoughtcrime/securesms/main/MainActivityListHostFragment.kt

@@ -89,20 +89,12 @@ class MainActivityListHostFragment : Fragment(R.layout.main_activity_list_host_f
       val controller: NavController = requireView().findViewById<View>(R.id.fragment_container).findNavController()
       when (controller.currentDestination?.id) {
         R.id.conversationListFragment -> goToStateFromConversationList(state, controller)
-        R.id.conversationListArchiveFragment -> goToStateFromConversationArchiveList(state, controller)
+        R.id.conversationListArchiveFragment -> Unit
         R.id.storiesLandingFragment -> goToStateFromStories(state, controller)
       }
     }
   }
 
-  private fun goToStateFromConversationArchiveList(state: ConversationListTabsState, navController: NavController) {
-    if (state.tab == ConversationListTab.CHATS) {
-      return
-    } else {
-      navController.navigate(R.id.action_conversationListArchiveFragment_to_storiesLandingFragment)
-    }
-  }
-
   private fun goToStateFromConversationList(state: ConversationListTabsState, navController: NavController) {
     if (state.tab == ConversationListTab.CHATS) {
       return
@@ -300,12 +292,15 @@ class MainActivityListHostFragment : Fragment(R.layout.main_activity_list_host_f
     override fun onDestinationChanged(controller: NavController, destination: NavDestination, arguments: Bundle?) {
       when (destination.id) {
         R.id.conversationListFragment -> {
+          conversationListTabsViewModel.isShowingArchived(false)
           presentToolbarForConversationListFragment()
         }
         R.id.conversationListArchiveFragment -> {
+          conversationListTabsViewModel.isShowingArchived(true)
           presentToolbarForConversationListArchiveFragment()
         }
         R.id.storiesLandingFragment -> {
+          conversationListTabsViewModel.isShowingArchived(false)
           presentToolbarForStoriesLandingFragment()
         }
       }

app/src/main/java/org/thoughtcrime/securesms/stories/tabs/ConversationListTabsState.kt

@@ -8,10 +8,11 @@ data class ConversationListTabsState(
 ) {
   data class VisibilityState(
     val isSearchOpen: Boolean = false,
-    val isMultiSelectOpen: Boolean = false
+    val isMultiSelectOpen: Boolean = false,
+    val isShowingArchived: Boolean = false
   ) {
     fun isVisible(): Boolean {
-      return !isSearchOpen && !isMultiSelectOpen
+      return !isSearchOpen && !isMultiSelectOpen && !isShowingArchived
     }
   }
 }

app/src/main/java/org/thoughtcrime/securesms/stories/tabs/ConversationListTabsViewModel.kt

@@ -52,6 +52,10 @@ class ConversationListTabsViewModel(repository: ConversationListTabRepository) :
     store.update { it.copy(visibilityState = it.visibilityState.copy(isMultiSelectOpen = false)) }
   }
 
+  fun isShowingArchived(isShowingArchived: Boolean) {
+    store.update { it.copy(visibilityState = it.visibilityState.copy(isShowingArchived = isShowingArchived)) }
+  }
+
   class Factory(private val repository: ConversationListTabRepository) : ViewModelProvider.Factory {
     override fun <T : ViewModel?> create(modelClass: Class<T>): T {
       return modelClass.cast(ConversationListTabsViewModel(repository)) as T

app/src/main/res/navigation/main_activity_list.xml

@@ -19,11 +19,7 @@
     <fragment
         android:id="@+id/conversationListArchiveFragment"
         android:name="org.thoughtcrime.securesms.conversationlist.ConversationListArchiveFragment"
-        android:label="conversation_list_archive_fragment" >
-        <action
-            android:id="@+id/action_conversationListArchiveFragment_to_storiesLandingFragment"
-            app:destination="@id/storiesLandingFragment" />
-    </fragment>
+        android:label="conversation_list_archive_fragment" />
 
     <fragment
         android:id="@+id/storiesLandingFragment"