OPC

app/sitemap.ts

@@ -0,0 +1,32 @@
+import type { MetadataRoute } from "next";
+import { getDb } from "@/lib/mongo";
+import { getSiteUrl } from "@/lib/site";
+
+export const dynamic = "force-dynamic";
+
+export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
+  const db = await getDb();
+  const posts = await db
+    .collection("posts")
+    .find({}, { projection: { slug: 1, updatedAt: 1, createdAt: 1 } })
+    .sort({ createdAt: -1 })
+    .limit(1000)
+    .toArray();
+
+  const siteUrl = getSiteUrl();
+  const items: MetadataRoute.Sitemap = [
+    {
+      url: `${siteUrl}/`,
+      lastModified: new Date()
+    }
+  ];
+
+  for (const post of posts) {
+    items.push({
+      url: `${siteUrl}/p/${post.slug}`,
+      lastModified: new Date(post.updatedAt || post.createdAt || Date.now())
+    });
+  }
+
+  return items;
+}