Create src/routes/api/download-zip.ts

src/routes/api/download-zip.ts

@@ -0,0 +1,21 @@
+import { createRouteHandler, json } from '@tanstack/start';
+import fetch from 'node-fetch';
+import { unzip, zip } from 'fflate';
+import { NormalizedPost } from '../../lib/grabber/sites';
+
+export const POST = async ({ request }) => {
+  const { siteId, posts } = await request.json();
+  if (!Array.isArray(posts) || posts.length > 200) return json({ error: 'Too many posts' }, { status: 400 });
+
+  const buffer = unzip(zip(posts.map((post, i) => ({
+    filename: `${siteId}_${post.id}.${post.ext}`,
+    data: fetch(post.fileUrl).then(r => r.arrayBuffer()).then(b => b),
+  }))));
+
+  return new Response(buffer, {
+    headers: {
+      'Content-Type': 'application/zip',
+      'Content-Disposition': `attachment; filename="grabber-${Date.now()}.zip"`,
+    },
+  });
+};