From c5a7999c1aa8d92f52bbbae87b43346fb0152d01 Mon Sep 17 00:00:00 2001
From: Stefan Forstenlechner <stefan@forstenlechner.dev>
Date: Sun, 10 Apr 2022 21:46:40 +0200
Subject: [PATCH] Do not recreate thumbnails on every startup

---
 picture-gallery-server/src/thumbnails.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/picture-gallery-server/src/thumbnails.ts b/picture-gallery-server/src/thumbnails.ts
index c623582..377d4d7 100644
--- a/picture-gallery-server/src/thumbnails.ts
+++ b/picture-gallery-server/src/thumbnails.ts
@@ -38,9 +38,12 @@ export const initThumbnailsAsync = (dirPath: string) => {
     return;
   }
   const dirEnts = fs.readdirSync(publicPath + dirPath, { withFileTypes: true });
+  fs.mkdirSync(thumbnailPublicPath + dirPath, { recursive: true });
+  const thumbnails = fs.readdirSync(thumbnailPublicPath + dirPath);
 
   dirEnts
     .filter((f) => f.isFile())
+    .filter((f) => !thumbnails.includes(f.name))
     .map((f) => createThumbnailAsyncForImage(`${dirPath}/${f.name}`));
   dirEnts
     .filter((f) => f.isDirectory())