From 6727f83a3bf93703d0b4062180a4ae42717a6285 Mon Sep 17 00:00:00 2001
From: Benjamin Gaussorgues <benjamin.gaussorgues@nextcloud.com>
Date: Thu, 19 Feb 2026 11:48:34 +0100
Subject: [PATCH] chore(previews): delete empty previews directory during
 migration

Signed-off-by: Benjamin Gaussorgues <benjamin.gaussorgues@nextcloud.com>
---
 lib/private/Preview/PreviewMigrationService.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/private/Preview/PreviewMigrationService.php b/lib/private/Preview/PreviewMigrationService.php
index d3db56fc69cb1..4aa7cb9c26930 100644
--- a/lib/private/Preview/PreviewMigrationService.php
+++ b/lib/private/Preview/PreviewMigrationService.php
@@ -83,6 +83,8 @@ public function migrateFileId(int $fileId, bool $flatPath): array {
 		}
 
 		if (empty($previewFiles)) {
+			$this->deleteFolder($internalPath);
+
 			return $previews;
 		}