From 729f9af34a2641272fa41e666915aa1ae83b084b Mon Sep 17 00:00:00 2001
From: Jays2Kings <jays@outlook.com>
Date: Mon, 19 Apr 2021 03:05:23 -0400
Subject: [PATCH] Fix being able to expand/collapse a single category via long
 press hopper

---
 .../java/eu/kanade/tachiyomi/ui/library/LibraryController.kt    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt
index 8f159fb62e..4d64f675fa 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt
@@ -614,7 +614,7 @@ class LibraryController(
             when (preferences.hopperLongPressAction().get()) {
                 3 -> showGroupOptions()
                 2 -> showDisplayOptions()
-                1 -> presenter.toggleAllCategoryVisibility()
+                1 -> if (canCollapseOrExpandCategory() != null) presenter.toggleAllCategoryVisibility()
                 else -> activityBinding?.toolbar?.menu?.performIdentifierAction(
                     R.id.action_search,
                     0