From 6e560d8bbabd876ec0dd59e935bc937634f4788e Mon Sep 17 00:00:00 2001
From: MeowcaTheoRange <me@abtmtr.link>
Date: Thu, 9 May 2024 19:25:16 -0500
Subject: [PATCH] Reduce redundant WHOISTHIS load

---
 src/app/chat/page.tsx | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/app/chat/page.tsx b/src/app/chat/page.tsx
index 0903528..0f2fbe7 100644
--- a/src/app/chat/page.tsx
+++ b/src/app/chat/page.tsx
@@ -120,6 +120,7 @@ export default function Home() {
   let Message = useRef<(message:MessageType) => React.ReactNode>(() => <></>);
   const [ affectedByUpdate, forceUpdate ] = useState({});
   const externCachedUsers = useRef(new Map());
+  const externCacheRows = useRef(new Map());
   /* END_SECT LHUA; */
 
 
@@ -185,8 +186,8 @@ export default function Home() {
         user = usersRef.current.find(x => x.id == message.user);
         if (user == null)
           user = externCachedUsers.current.get(message.user);
-        if (user == null) {
-          new Promise((res, rej) => {
+        if (user == null && !externCacheRows.current.has(message.user)) {
+          externCacheRows.current.set(message.user, new Promise((res, rej) => {
             socket.emit('SIG_CHAT_WHOISTHIS', { id: message.user }, ({ type, spec, data }:Res) => {
               if (type.includes("ERR"))
                 rej(`${type} - ${spec}`);
@@ -195,8 +196,9 @@ export default function Home() {
                 res("");
                 forceUpdate({});
               }
+              externCacheRows.current.delete(message.user);
             });
-          });
+          }));
         }
         const canDelete = whoamiRef.current.admin || whoamiRef.current.id == message.user;
         const timeSent = new Date(message.timestamp * 1000).toLocaleString();