From d4ead1150f7e3e20412fe6cf3fa42d2b29438445 Mon Sep 17 00:00:00 2001
From: Aevann <randomname42029@gmail.com>
Date: Thu, 7 Mar 2024 23:14:39 +0200
Subject: [PATCH] make "next post" button skip visited posts

---
 files/assets/js/post_navigation.js | 11 +++++++++--
 files/templates/header.html        |  1 -
 files/templates/post.html          |  1 +
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/files/assets/js/post_navigation.js b/files/assets/js/post_navigation.js
index 9ba036b2d..7dbab00d4 100644
--- a/files/assets/js/post_navigation.js
+++ b/files/assets/js/post_navigation.js
@@ -2,11 +2,18 @@ let post_permalinks = sessionStorage.getItem("post_permalinks")
 
 if (post_permalinks) {
 	post_permalinks = post_permalinks.split(', ');
-	const current_index = post_permalinks.indexOf(`'${location.href}'`)
+	let current_index = post_permalinks.indexOf(`'${location.href}'`)
 	if (current_index > -1) {
-		const permalink_after = post_permalinks[current_index+1]
+		let permalink_after = post_permalinks[current_index+1]
 
 		if (permalink_after) {
+			let pid = permalink_after.split('/').slice(-2, -1)[0]
+			while (comments[pid]) {
+				current_index += 1
+				permalink_after = post_permalinks[current_index]
+				pid = permalink_after.split('/').slice(-2, -1)[0]
+			}
+
 			for (const btn of document.getElementsByClassName('post_navigation')) {
 				btn.classList.remove('d-none')
 				btn.href = permalink_after.slice(1, -1)
diff --git a/files/templates/header.html b/files/templates/header.html
index 72df3c596..096b90ad7 100644
--- a/files/templates/header.html
+++ b/files/templates/header.html
@@ -256,7 +256,6 @@
 									<i class="fas fa-arrow-right"></i>
 								</a>
 							</li>
-							<script src="{{'js/post_navigation.js' | asset}}"></script>
 						{% endif %}
 
 						{% if v %}
diff --git a/files/templates/post.html b/files/templates/post.html
index 89469f3e4..3ba1bd860 100644
--- a/files/templates/post.html
+++ b/files/templates/post.html
@@ -361,6 +361,7 @@
 
 	<input hidden id="twoattrs-{{p.id}}" class="twoattrs" value="{{p.id}},{{p.comment_count}}">
 	<script defer src="{{'js/new_comments.js' | asset}}"></script>
+	<script defer src="{{'js/post_navigation.js' | asset}}"></script>
 	<script defer src="{{'js/post.js' | asset}}"></script>
 
 	{% if fart and not (v and v.has_badge(128)) %}