From 8b0950b53810ecafd019033f3ac7133e1910249c Mon Sep 17 00:00:00 2001
From: Max Litruv Boonzaayer <litruv@gmail.com>
Date: Mon, 16 Jun 2025 08:31:06 +1000
Subject: [PATCH] refactor: update post-it note color selection to use
 date-based hashing

---
 website/main.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/website/main.js b/website/main.js
index a60ee05..90b7e19 100644
--- a/website/main.js
+++ b/website/main.js
@@ -24,11 +24,23 @@ function getRandomPostItColor() {
     return postItColors[Math.floor(Math.random() * postItColors.length)];
 }
 
+function getPostItColorByDate(dateString) {
+    // Create a simple hash from the date string
+    let hash = 0;
+    for (let i = 0; i < dateString.length; i++) {
+        hash = ((hash << 5) - hash) + dateString.charCodeAt(i);
+        hash = hash & hash; // Convert to 32-bit integer
+    }
+    // Use absolute value and modulo to get color index
+    const colorIndex = Math.abs(hash) % postItColors.length;
+    return postItColors[colorIndex];
+}
+
 function createPost(t) {
     const post = document.createElement("div");
     post.className = "post";
     post.style.transform = `rotate(${getRandomRotation()}deg)`;
-    post.style.backgroundColor = getRandomPostItColor();
+    post.style.backgroundColor = getPostItColorByDate(t.createdAt);
 
     // --- Shrink-then-grow hover effect ---
     post.addEventListener('mouseenter', function () {