feat: json feed and fix drafts displayed in rss

src/pages/feed.json.js

@@ -0,0 +1,53 @@
+import {experimental_AstroContainer as AstroContainer} from "astro/container";
+import {loadRenderers} from "astro:container";
+import {getCollection} from "astro:content";
+import {transform, walk} from "ultrahtml";
+import sanitize from "ultrahtml/transformers/sanitize";
+import {siteConfig} from "../config.js"
+
+// code from https://github.com/delucis/astro-blog-full-text-rss
+export async function GET(context) {
+    // Get the URL to prepend to relative site links. Based on `site` in `astro.config.mjs`.
+    let baseUrl = context.site?.href || "https://terminal-blog.example.com";
+    if (baseUrl.at(-1) === "/") baseUrl = baseUrl.slice(0, -1);
+
+    // Load the content collection entries to add to our RSS feed.
+    const posts =  (await getCollection('posts', ({ data }) => {
+        return import.meta.env.PROD ? data.draft !== true : true;
+    })).sort((a, b) =>
+        // Sort by publication date descending.
+        a.data.date > b.data.date ? -1 : 1
+    );
+
+    // Loop over blog posts to create feed items for each, including full content.
+    const feedItems = [];
+    for (const post of posts) {
+        // Make sure each feed item has required properties with proper formatting
+        feedItems.push({
+            id: post.slug || post.id,
+            url: `${baseUrl}/blog/${post.slug}`,
+            title: post.data.title,
+            content_text: post.body,
+            image: post.data.cover,
+            summary: post.summary,
+            description: post.data.description,
+            date_published: post.data.date.toISOString(),
+            // TODO: actual authors from front matter
+            authors: [siteConfig.defaultAuthor.name],
+        });
+
+    }
+
+    // Return our RSS feed XML response.
+    return new Response(JSON.stringify({
+        version: "https://jsonfeed.org/version/1.1",
+        title: siteConfig.title,user_comment: siteConfig.description,
+        home_page_url: context.site,
+        feed_url: `${context.site}feed.json`,
+        items: feedItems,
+    }), {
+        headers: {
+            'Content-Type': 'application/json'
+        }
+    });
+}

src/pages/rss.xml.js

@@ -21,7 +21,9 @@ export async function GET(context) {
   const container = await AstroContainer.create({ renderers });
 
   // Load the content collection entries to add to our RSS feed.
-  const posts = (await getCollection("posts")).sort((a, b) =>
+    const posts =  (await getCollection('posts', ({ data }) => {
+        return import.meta.env.PROD ? data.draft !== true : true;
+    })).sort((a, b) =>
         // Sort by publication date descending.
         a.data.date > b.data.date ? -1 : 1
     );