From da3ad44f37a5ab44c10845a15c37a6255ff2ed13 Mon Sep 17 00:00:00 2001
From: Zankaria <zankaria.auxa@skiff.com>
Date: Wed, 21 Aug 2024 12:37:23 +0200
Subject: [PATCH] show-op.js: cache the op id in thread pages

---
 js/show-op.js | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/js/show-op.js b/js/show-op.js
index 14dfe467..161e76e4 100644
--- a/js/show-op.js
+++ b/js/show-op.js
@@ -14,25 +14,25 @@
  */
 
 $(document).ready(function() {
-	let showOPLinks = function() {
-		let OP;
+	let threadPageOp;
+	if (active_page === "thread") {
+		threadPageOp = parseInt($('div.post.op a.post_no:eq(1)').text());
+	}
 
-		if ($('div.banner').length == 0) {
-			OP = parseInt($(this).parent().find('div.post.op a.post_no:eq(1)').text());
-		} else {
-			OP = parseInt($('div.post.op a.post_no:eq(1)').text());
-		}
+	let showOPLinks = function() {
+		// Use the cached op if we're in a thread, otherwise fetch it.
+		let localOp = threadPageOp ? threadPageOp : parseInt($(this).parent().find('div.post.op a.post_no:eq(1)').text());
 
 		$(this).find('div.body a:not([rel="nofollow"])').each(function() {
 			let postID = $(this).text().match(/^>>(\d+)$/);
 
 			if (postID) {
-				postID = postID[1];
+				postID = parseInt(postID[1]);
 			} else {
 				return;
 			}
 
-			if (postID == OP) {
+			if (postID === localOp) {
 				$(this).after(' <small>(OP)</small>');
 			}
 		});