From 36d3a2c4c6dbfcc74271d0956eff9b1e454fc138 Mon Sep 17 00:00:00 2001
From: Ariel Costas Guerrero <ariel@costas.dev>
Date: Sat, 7 Jun 2025 18:29:19 +0200
Subject: Fix RSS feed

---
 src/pages/blog.xml.ts | 36 ++++++++++++++++++++++++++++++------
 1 file changed, 30 insertions(+), 6 deletions(-)

(limited to 'src/pages/blog.xml.ts')

diff --git a/src/pages/blog.xml.ts b/src/pages/blog.xml.ts
index 44233b3..2b111d0 100644
--- a/src/pages/blog.xml.ts
+++ b/src/pages/blog.xml.ts
@@ -1,18 +1,42 @@
 import rss from "@astrojs/rss";
+import type { APIContext, APIRoute } from "astro";
 import { getCollection } from "astro:content";
 
-export async function GET(context: any) {
-  const collection = await getCollection("blog");
+const spanishPubDate = (date: Date): string => {
+  const options: Intl.DateTimeFormatOptions = {
+    year: "numeric",
+    month: "long",
+    day: "numeric",
+    weekday: "long",
+  };
+
+  return date.toLocaleDateString("es-ES", options);
+}
+
+export const GET: APIRoute = async (context) => {
+  const collection = (await getCollection("blog"))
+    .filter((post) => post.data.publishedAt && post.data.title && post.data.description)
+    .sort((a, b) => {
+      return new Date(b.data.publishedAt).getTime() - new Date(a.data.publishedAt).getTime();
+    })
+    .slice(0, 20); // Limit to the latest 20 posts
 
   return rss({
     title: "Blog de Ariel Costas",
     description: "Artículos del blog de Ariel Costas",
-    site: context.site,
-    items: collection.map((post: any) => ({
+    site: context.site!,
+    customData: `<link rel="self" type="application/rss+xml" href="${context.url}" />`,
+    xmlns: {
+      "cdrss": "urn:costas.dev#rss",
+    },
+    items: collection.map((post) => ({
       title: post.data.title,
-      link: `${context.site}blog/${post.slug}`,
-      description: post.data.metaDescription,
+      link: `${context.url.origin}/blog/${post.id}`,
+      description: post.data.description,
       pubDate: post.data.publishedAt,
+      categories: post.data.tags,
+      customData: `<cdrss:spanishPubDate>${spanishPubDate(post.data.publishedAt)}</cdrss:spanishPubDate>`,
     })),
+    stylesheet: "/rss/styles.xsl"
   });
 }
-- 
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