posts setup

.vitepress/rss.ts

@@ -0,0 +1,39 @@
+import path from "path";
+import { writeFileSync } from "fs";
+import { Feed } from "feed";
+import { createContentLoader, type SiteConfig } from "vitepress";
+import { meta } from "./constants";
+
+export async function genFeed(config: SiteConfig) {
+  const feed = new Feed({
+    title: "FMHY • Monthy Posts",
+    description: meta.description,
+    id: meta.hostname,
+    link: meta.hostname,
+    language: "en",
+    image: "https://github.com/fmhy.png",
+    copyright: "",
+  });
+
+  const posts = await createContentLoader("posts/**/*.md", {
+    excerpt: true,
+    render: true,
+  }).load();
+
+  posts.sort(
+    (a, b) => +new Date(b.frontmatter.date as string) - +new Date(a.frontmatter.date as string),
+  );
+
+  for (const { url, excerpt, frontmatter, html } of posts) {
+    feed.addItem({
+      title: frontmatter.title,
+      id: `${meta.hostname}${url}`,
+      link: `${meta.hostname}${url.split("/posts")[1]}`,
+      description: excerpt,
+      content: html,
+      date: frontmatter.date,
+    });
+  }
+
+  writeFileSync(path.join(config.outDir, "feed.rss"), feed.rss2());
+}