From a8051aa8a3dee4b716ff0cc70702169caa35869d Mon Sep 17 00:00:00 2001
From: gravel <qsj4di+aybgdjbxur7e8@sharklasers.com>
Date: Wed, 17 May 2023 15:50:54 +0000
Subject: [PATCH] QR code preloading

---
 output/main.js                  | 11 +++++++++++
 sites/+components/qr_modals.php |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/output/main.js b/output/main.js
index 4b48f61..6eaf9fb 100644
--- a/output/main.js
+++ b/output/main.js
@@ -69,6 +69,7 @@ function onLoad() {
 	markSortableColumns();
 	addQRModalHandlers();
 	addServerIconInteractions();
+	preloadQRCodes();
 }
 
 function displayQRModal(communityID) {
@@ -170,6 +171,16 @@ function addQRModalHandlers() {
 
 }
 
+function preloadQRCodes() {
+	const rows = dom.tbl_communities_content_rows();
+	const identifiers = rows.map(
+		rowElement => rowElement.getAttribute(ATTRIBUTES.ROW.IDENTIFIER)
+	);
+	for (const identifier of identifiers) {
+		(new Image()).src = communityQRCodeURL(identifier);
+	}
+}
+
 function createJoinLinkButtons() {
 	const join_URLs = dom.join_urls();
 	Array.from(join_URLs).forEach((td_url) => {
diff --git a/sites/+components/qr_modals.php b/sites/+components/qr_modals.php
index 4184fab..b88ae6b 100644
--- a/sites/+components/qr_modals.php
+++ b/sites/+components/qr_modals.php
@@ -55,7 +55,7 @@
 		</div>
 		<div id="details-modal-end">
 			<img
-				src="qr-codes/android+118d.png"
+				src=""
 				id="details-modal-qr-code"
 				title="Community join link encoded as QR code"
 			>