From a0d850c130fbbd4f94ad74a2eab96605c0c10eb9 Mon Sep 17 00:00:00 2001
From: Sat Naing <satnaingdev@gmail.com>
Date: Sat, 10 Sep 2022 16:22:30 +0630
Subject: [PATCH] Create getSortedPosts util function

---
 src/utils/getSortedPosts.ts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 src/utils/getSortedPosts.ts

diff --git a/src/utils/getSortedPosts.ts b/src/utils/getSortedPosts.ts
new file mode 100644
index 0000000..d032202
--- /dev/null
+++ b/src/utils/getSortedPosts.ts
@@ -0,0 +1,20 @@
+import type { MarkdownInstance } from "astro";
+
+interface Frontmatter {
+  title: string;
+  description: string;
+  author: string;
+  datetime: string;
+  slug: string;
+  featured: boolean;
+  tags: string[];
+}
+
+const getSortedPosts = (posts: MarkdownInstance<Frontmatter>[]) =>
+  posts.sort(
+    (a, b) =>
+      Math.floor(new Date(b.frontmatter.datetime).getTime() / 1000) -
+      Math.floor(new Date(a.frontmatter.datetime).getTime() / 1000)
+  );
+
+export default getSortedPosts;