show alt account notice on player profile page

Author: maxijabase

src/routes/mge/players/[steamid]/+page.server.ts

@@ -3,6 +3,7 @@ import { redirect } from '@sveltejs/kit';
 import prismaArg from '$lib/prisma/prismaArg';
 import prismaBr from '$lib/prisma/prismaBr';
 import { ID } from '@node-steam/id';
+import { toSteam64FromAny, allIdVariantsForSteam64 } from '$lib/whois/utils';
 
 export const load: PageServerLoad = async ({ params, locals, url }) => {
 	if (!locals.user) {
@@ -36,13 +37,41 @@ export const load: PageServerLoad = async ({ params, locals, url }) => {
 		lastSeenBr = brLast?.endtime ? Number(brLast.endtime) : null;
 	} catch {}
 
+	// Determine if viewed profile is an alt of the logged-in user's main
+	let isAltOfViewerMain = false;
+	try {
+		const viewer64 = toSteam64FromAny(String(locals.user?.steamid || ''));
+		const viewed64 = toSteam64FromAny(String(params.steamid));
+		if (viewer64 && viewed64) {
+			const viewerVariants = allIdVariantsForSteam64(viewer64);
+			const viewerAltRow = await prismaArg.whois_alt_links.findFirst({
+				where: { steam_id: { in: viewerVariants } },
+				select: { main_steam_id: true }
+			});
+			const viewerMain64 = viewerAltRow?.main_steam_id ? toSteam64FromAny(viewerAltRow.main_steam_id) || viewer64 : viewer64;
+
+			const viewedVariants = allIdVariantsForSteam64(viewed64);
+			const viewerMainVariants = allIdVariantsForSteam64(viewerMain64);
+
+			const link = await prismaArg.whois_alt_links.findFirst({
+				where: {
+					steam_id: { in: viewedVariants },
+					main_steam_id: { in: viewerMainVariants }
+				},
+				select: { steam_id: true }
+			});
+			isAltOfViewerMain = Boolean(link);
+		}
+	} catch {}
+
 	return {
 		id: params.steamid,
 		existsInAr,
 		existsInBr,
 		lastSeenAr,
 		lastSeenBr,
-		lastSeen: Math.max(lastSeenAr ?? 0, lastSeenBr ?? 0) || null
+		lastSeen: Math.max(lastSeenAr ?? 0, lastSeenBr ?? 0) || null,
+		isAltOfViewerMain
 	};
 };
 

src/routes/mge/players/[steamid]/+page.svelte

@@ -49,6 +49,7 @@
   let activityTimes = $state<string[]>([]);
   let activityDays = $state(30);
   const lastSeenGlobal = $derived(Number(data.lastSeen ?? 0) || null);
+  const showAltNotice = $derived(Boolean(data.isAltOfViewerMain));
   function formatLastSeen(ts: number | null): string {
     if (!ts) return '—';
     const diffMs = Date.now() - ts * 1000;
@@ -209,6 +210,11 @@
     </div>
   </div>
   <div class="mt-3 flex flex-col gap-3">
+    {#if showAltNotice}
+      <div class="rounded-md border border-violet-300 bg-violet-50 p-3 text-violet-900 dark:border-violet-900/50 dark:bg-violet-950 dark:text-violet-100">
+        This account has been flagged as one of your alts. Its ELO may be reset to the server default.
+      </div>
+    {/if}
     {#if !existsInAny}
       <div class="rounded-md border border-rose-300 bg-rose-50 p-3 text-rose-900 dark:border-rose-900/50 dark:bg-rose-950 dark:text-rose-100">Player does not exist in any region.</div>
     {:else if !existsInCurrent && existsInOther}