From dcdf2e7c55f6ad46b6efa914e706fea51c66e22f Mon Sep 17 00:00:00 2001
From: shoe <shoe@tilde.town>
Date: Sat, 22 Mar 2025 06:23:20 +0000
Subject: [PATCH] Fix walker number url detection for n = 0

---
 walkers.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/walkers.js b/walkers.js
index fe1641f..c86648a 100644
--- a/walkers.js
+++ b/walkers.js
@@ -95,11 +95,15 @@ function random_update_time() {
 function init_walk() {
   setInterval(update_trails, 200);
 
-  // read URL parameters to see if we should create a default number,
-  // otherwise default to walker_colors.length
+  // read url params to see how many we should create, default to num colors.
+  // special case is because 0 == null and my brain doesn't wanna work good
+  var n_create;
   const urlParams = new URLSearchParams(window.location.search);
-  console.log(urlParams.get('n'));
-  const n_create = Number(urlParams.get('n')) || walker_colors.length;
+  if (urlParams.has('n', "0")) {
+    n_create = 0;
+  } else {
+    n_create = Number(urlParams.get('n')) || walker_colors.length;
+  }
 
   // create initial walkers of every color
   for (var i = 0; i < n_create; i++) {