From fc82b9374e2d156f5607f13fed1c9f6f17acfd03 Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Tue, 14 Apr 2026 23:51:14 +0300
Subject: [PATCH] feat(print/pdf): debounce rendering when changing scale

---
 apps/client/src/widgets/dialogs/print_preview.tsx | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/apps/client/src/widgets/dialogs/print_preview.tsx b/apps/client/src/widgets/dialogs/print_preview.tsx
index 0728e68f88..acffc0652e 100644
--- a/apps/client/src/widgets/dialogs/print_preview.tsx
+++ b/apps/client/src/widgets/dialogs/print_preview.tsx
@@ -86,10 +86,16 @@ export default function PrintPreviewDialog() {
         regeneratePreview({ landscape, pageSize: newPageSize, scale });
     }
 
+    const scaleDebounceRef = useRef<ReturnType<typeof setTimeout>>();
+
     function handleScaleChange(newScale: number) {
         const clamped = Math.min(2, Math.max(0.1, Math.round(newScale * 10) / 10));
         setScaleStr(String(clamped));
-        regeneratePreview({ landscape, pageSize, scale: clamped });
+
+        clearTimeout(scaleDebounceRef.current);
+        scaleDebounceRef.current = setTimeout(() => {
+            regeneratePreview({ landscape, pageSize, scale: clamped });
+        }, 500);
     }
 
     function regeneratePreview(opts: { landscape: boolean; pageSize: string; scale: number }) {