From 5339527461550ef73b3c1c21354a97cb66be9567 Mon Sep 17 00:00:00 2001
From: Barrett Ruth <br.barrettruth@gmail.com>
Date: Sun, 12 Oct 2025 11:31:00 -0400
Subject: [PATCH] fix: sorting by date

---
 src/pages/[category]/index.astro | 10 ++--------
 src/pages/gist.astro             | 10 ++--------
 src/pages/git.astro              | 10 ++--------
 src/pages/index.astro            | 13 ++-----------
 src/utils/sort.js                | 12 ++++++++++++
 5 files changed, 20 insertions(+), 35 deletions(-)
 create mode 100644 src/utils/sort.js

diff --git a/src/pages/[category]/index.astro b/src/pages/[category]/index.astro
index 8bae471..c105524 100644
--- a/src/pages/[category]/index.astro
+++ b/src/pages/[category]/index.astro
@@ -1,6 +1,7 @@
 ---
 import BaseLayout from "../../layouts/BaseLayout.astro";
 import { getCollection } from "astro:content";
+import { sortItem } from "../../utils/sort.js";
 import * as collections from "../../content/config";
 
 export async function getStaticPaths() {
@@ -15,14 +16,7 @@ const category = Astro.params.category;
 const title = "Barrett Ruth";
 
 const posts = await getCollection(category);
-posts.sort((a, b) => {
-  const parseEuroDate = (dateStr) => {
-    if (!dateStr) return new Date(0);
-    const [day, month, year] = (dateStr || "").split("/");
-    return new Date(year, month - 1, day);
-  };
-  return parseEuroDate(b.data.date) - parseEuroDate(a.data.date);
-});
+posts.sort(sortItem);
 ---
 
 <BaseLayout title={title}>
diff --git a/src/pages/gist.astro b/src/pages/gist.astro
index b74537e..fb6be39 100644
--- a/src/pages/gist.astro
+++ b/src/pages/gist.astro
@@ -1,17 +1,11 @@
 ---
 import BaseLayout from "../layouts/BaseLayout.astro";
 import { getCollection } from "astro:content";
+import { sortItem } from "../utils/sort.js";
 
 const title = "gists";
 const gists = await getCollection("gists");
-gists.sort((a, b) => {
-  const parseEuroDate = (dateStr) => {
-    if (!dateStr) return new Date(0);
-    const [day, month, year] = (dateStr || "").split("/");
-    return new Date(year, month - 1, day);
-  };
-  return parseEuroDate(b.data.date) - parseEuroDate(a.data.date);
-});
+gists.sort(sortItem);
 ---
 
 <BaseLayout title={title}>
diff --git a/src/pages/git.astro b/src/pages/git.astro
index 6c279fa..857afcf 100644
--- a/src/pages/git.astro
+++ b/src/pages/git.astro
@@ -1,17 +1,11 @@
 ---
 import BaseLayout from "../layouts/BaseLayout.astro";
 import { getCollection } from "astro:content";
+import { sortItem } from "../utils/sort.js";
 
 const title = "git repos";
 const repos = await getCollection("git");
-repos.sort((a, b) => {
-  const parseEuroDate = (dateStr) => {
-    if (!dateStr) return new Date(0);
-    const [day, month, year] = (dateStr || "").split("/");
-    return new Date(year, month - 1, day);
-  };
-  return parseEuroDate(b.data.date) - parseEuroDate(a.data.date);
-});
+repos.sort(sortItem);
 ---
 
 <BaseLayout title={title}>
diff --git a/src/pages/index.astro b/src/pages/index.astro
index d96478f..7cc24ea 100644
--- a/src/pages/index.astro
+++ b/src/pages/index.astro
@@ -1,24 +1,15 @@
 ---
 import BaseLayout from "../layouts/BaseLayout.astro";
+import { sortItem } from "../utils/sort.js";
 import { getCollection } from "astro:content";
 
 const title = "Barrett Ruth";
 const CATS = ["algorithms", "software", "meditations", "autonomous-racing"];
 
-function parseEuroDate(dateStr) {
-  if (!dateStr) return new Date(0);
-  const [d, m, y] = (dateStr || "").split("/");
-  return new Date(Number(y), Number(m) - 1, Number(d));
-}
-
 const postsByCategory = {};
 for (const c of CATS) {
   const entries = await getCollection(c);
-  entries.sort(
-    (a, b) =>
-      parseEuroDate(b.data.date).getTime() -
-      parseEuroDate(a.data.date).getTime(),
-  );
+  entries.sort(sortItem);
   postsByCategory[c] = entries.map((e) => ({
     id: `${c}/${e.slug}.mdx`,
     slug: e.slug,
diff --git a/src/utils/sort.js b/src/utils/sort.js
new file mode 100644
index 0000000..cea5e54
--- /dev/null
+++ b/src/utils/sort.js
@@ -0,0 +1,12 @@
+const parseEuroDate = (dateStr) => {
+  if (!dateStr) return new Date(0);
+  const [d, m, y] = (dateStr || "").split("/");
+  return new Date(Number(y), Number(m) - 1, Number(d));
+};
+
+export const sortItem = (a, b) => {
+  const aDate = parseEuroDate(a.data.date).getTime();
+  const bDate = parseEuroDate(b.data.date).getTime();
+
+  return aDate === bDate ? a.slug.localeCompare(b.slug) : bDate - aDate;
+};