From 615b01a006149f221f2266e40977a039946f399f Mon Sep 17 00:00:00 2001
From: ItsLogic <38233332+ItsLogic@users.noreply.github.com>
Date: Sun, 24 Apr 2022 20:21:21 +0100
Subject: [PATCH] Fix chapter transition setting for one page chapters (#6998)

(cherry picked from commit 5e32b8e49fc7879559366357743bc450099453ca)
---
 .../tachiyomi/ui/reader/viewer/pager/PagerViewer.kt      | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerViewer.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerViewer.kt
index 8322285d2b..364740fad4 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerViewer.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerViewer.kt
@@ -66,9 +66,14 @@ abstract class PagerViewer(val activity: ReaderActivity) : BaseViewer {
         set(value) {
             field = value
             if (value) {
-                awaitingIdleViewerChapters?.let {
-                    setChaptersInternal(it)
+                awaitingIdleViewerChapters?.let { viewerChapters ->
+                    setChaptersInternal(viewerChapters)
                     awaitingIdleViewerChapters = null
+                    if (viewerChapters.currChapter.pages?.size == 1) {
+                        adapter.nextTransition?.to?.let {
+                            activity.requestPreloadChapter(it)
+                        }
+                    }
                 }
             }
         }