From ef9a4ee643c7c346068464968193fb5c91546fb6 Mon Sep 17 00:00:00 2001
From: Jobobby04 <jobobby04@users.noreply.github.com>
Date: Sat, 23 Oct 2021 16:44:21 -0400
Subject: [PATCH] Launch the download warning toast in the UI thread

---
 .../java/eu/kanade/tachiyomi/data/download/Downloader.kt     | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt b/app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
index 4080322d4..ca84421bc 100755
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
@@ -21,6 +21,7 @@ import eu.kanade.tachiyomi.util.lang.RetryWithDelay
 import eu.kanade.tachiyomi.util.lang.launchIO
 import eu.kanade.tachiyomi.util.lang.launchNow
 import eu.kanade.tachiyomi.util.lang.plusAssign
+import eu.kanade.tachiyomi.util.lang.withUIContext
 import eu.kanade.tachiyomi.util.storage.DiskUtil
 import eu.kanade.tachiyomi.util.storage.saveTo
 import eu.kanade.tachiyomi.util.system.ImageUtil
@@ -273,7 +274,9 @@ class Downloader(
             if (autoStart && wasEmpty) {
                 val maxDownloadsFromSource = queue.groupBy { it.source }.maxOf { it.value.size }
                 if (maxDownloadsFromSource > CHAPTERS_PER_SOURCE_QUEUE_WARNING_THRESHOLD) {
-                    context.toast(R.string.download_queue_size_warning, Toast.LENGTH_LONG)
+                    withUIContext {
+                        context.toast(R.string.download_queue_size_warning, Toast.LENGTH_LONG)
+                    }
                 }
                 DownloadService.start(context)
             }