From 8ea1750f1a22dd30a78cb46b04deb0847e20f05a Mon Sep 17 00:00:00 2001
From: bytedream <bytedream@protonmail.com>
Date: Sat, 28 Dec 2024 02:20:37 +0100
Subject: [PATCH] fix scroll position resetting on admin panel

---
 .../PaginationTableBody.svelte                | 21 +++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/src/lib/components/PaginationTable/PaginationTableBody.svelte b/src/lib/components/PaginationTable/PaginationTableBody.svelte
index e6498d5..3422ea9 100644
--- a/src/lib/components/PaginationTable/PaginationTableBody.svelte
+++ b/src/lib/components/PaginationTable/PaginationTableBody.svelte
@@ -6,6 +6,21 @@
 	let bodyElem: HTMLTableSectionElement;
 	let intersectionElem: HTMLElement;
 
+	async function onUpdateProxy() {
+		let scrollElem: HTMLElement | null = bodyElem;
+		while (scrollElem && scrollElem.scrollHeight <= scrollElem.clientHeight) {
+			scrollElem = scrollElem.parentElement;
+		}
+
+		const scrollTop = scrollElem?.scrollTop ?? 0;
+
+		await onUpdate();
+
+		if (scrollElem) scrollElem.scrollTop = scrollTop;
+
+		await tick();
+	}
+
 	async function getIntersectionElement(): Promise<HTMLElement> {
 		if (!bodyElem.lastElementChild) {
 			await new Promise<void>((resolve) => {
@@ -21,8 +36,7 @@
 	}
 
 	onMount(async () => {
-		await onUpdate();
-		await tick();
+		await onUpdateProxy();
 
 		if (!bodyElem) return;
 
@@ -33,8 +47,7 @@
 
 				const rows = bodyElem.rows.length;
 
-				await onUpdate();
-				await tick();
+				await onUpdateProxy();
 
 				if (rows === bodyElem.rows.length) return;
 				observer.observe((intersectionElem = await getIntersectionElement()));