Fix link to art not opening it if it was not on the first page

app/features/art/components/ArtGrid.tsx

@@ -35,6 +35,7 @@ export function ArtGrid({
 	enablePreview?: boolean;
 	showUploadDate?: boolean;
 }) {
+	const [bigArtId, setBigArtId] = useSearchParam(artGridSearchParams, "big");
 	const {
 		itemsToDisplay,
 		everythingVisible,
@@ -46,13 +47,13 @@ export function ArtGrid({
 	} = usePagination({
 		items: arts,
 		pageSize: ART_PER_PAGE,
+		initialPage: pageOfArt(arts, bigArtId),
 	});
-	const [bigArtId, setBigArtId] = useSearchParam(artGridSearchParams, "big");
 	const isHydrated = useHydrated();
 
 	if (!isHydrated) return null;
 
-	const bigArt = itemsToDisplay.find((art) => art.id === bigArtId);
+	const bigArt = arts.find((art) => art.id === bigArtId);
 
 	return (
 		<>
@@ -411,6 +412,16 @@ function useImageAspectRatio() {
 	return [aspectRatio, imageRef] as const;
 }
 
+/** Page the art is on, so that a shared `?big=` link renders the page containing it. */
+function pageOfArt(arts: ListedArt[], artId: number | null) {
+	if (typeof artId !== "number") return 1;
+
+	const index = arts.findIndex((art) => art.id === artId);
+	if (index === -1) return 1;
+
+	return Math.floor(index / ART_PER_PAGE) + 1;
+}
+
 /** Touch devices have no hover to reveal the lightbox info with, so a tap on the image toggles it instead. */
 function deviceCanHover() {
 	return window.matchMedia("(hover: hover)").matches;

app/hooks/usePagination.ts

@@ -3,13 +3,15 @@ import * as React from "react";
 export function usePagination<T>({
 	items,
 	pageSize,
+	initialPage = 1,
 	scrollToTop = true,
 }: {
 	items: T[];
 	pageSize: number;
+	initialPage?: number;
 	scrollToTop?: boolean;
 }) {
-	const [currentPage, setCurrentPage] = React.useState(1);
+	const [currentPage, setCurrentPage] = React.useState(initialPage);
 	const pagesCount = Math.ceil(items.length / pageSize);
 
 	const itemsToDisplay = React.useMemo(

changelog/2026-09-20-art-share-link-later-pages.md

@@ -0,0 +1,5 @@
+---
+navItem: art
+type: bug
+---
+Fixed link to a specific art not opening it if the art was not on the first page