From b4498c56489f3accf18014c17b771fa61e7888b9 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Wed, 12 Jul 2023 12:18:22 +0200
Subject: [PATCH] Send the first JSON inline.

This removes a round-trip, although it's probably slightly less bandwidth-efficient
and definitely more complex. You'll need to make Varnish rewrite / to /index-inline.html
and send it to the backend. It doesn't work on the .dev version, unfortunately.
---
 www/analysis.pl      | 0
 www/index.dev.html   | 2 +-
 www/js/remoteglot.js | 5 +++++
 3 files changed, 6 insertions(+), 1 deletion(-)
 mode change 100755 => 100644 www/analysis.pl

diff --git a/www/analysis.pl b/www/analysis.pl
old mode 100755
new mode 100644
diff --git a/www/index.dev.html b/www/index.dev.html
index a8c02a7..4562b48 100644
--- a/www/index.dev.html
+++ b/www/index.dev.html
@@ -11,7 +11,7 @@
   <!-- replace <link rel="shortcut icon" href="data:image/png;base64,[base64;favicon.ico]" type="image/png"> -->
   <!-- end replace -->
 
-  <!-- replace <script>[js/remoteglot.min.js]</script> -->
+  <!-- replace <script>/*REPLACE:inlinejson*/[js/remoteglot.min.js]</script> -->
   <script type="text/javascript" src="js/chessboard-0.3.0.js"></script>
   <script type="text/javascript" src="js/chess.js"></script>
   <script type="text/javascript" src="js/json_delta.js"></script>
diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index ae522e2..e14fffa 100644
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -2482,6 +2482,11 @@ function init() {
 	document.getElementById("board").addEventListener('mousedown', mousedownSquare);
 	document.getElementById("board").addEventListener('mouseup', mouseupSquare);
 
+	if (window['inline_json']) {
+		let j = window['inline_json'];
+		process_update_response(j['data'], { 'get': (h) => j['headers'][h] });
+		delete window['inline_json'];
+	}
 	request_update();
 	window.addEventListener('resize', function() {
 		board.resize();
-- 
2.39.2