From 9fa38904bbe13e38fa51fe762f24de56b5599091 Mon Sep 17 00:00:00 2001
From: Jared Pereira <jared@awarm.space>
Date: Tue, 23 Dec 2025 21:49:00 +0400
Subject: [PATCH] use cover image in publishing initial bsky post

---
 app/[leaflet_id]/publish/publishBskyPost.ts | 41 ++++++++++++++++-----
 1 file changed, 31 insertions(+), 10 deletions(-)

diff --git a/app/[leaflet_id]/publish/publishBskyPost.ts b/app/[leaflet_id]/publish/publishBskyPost.ts
index 9fc2efb9..04cc976b 100644
--- a/app/[leaflet_id]/publish/publishBskyPost.ts
+++ b/app/[leaflet_id]/publish/publishBskyPost.ts
@@ -16,6 +16,7 @@ import {
   getMicroLinkOgImage,
   getWebpageImage,
 } from "src/utils/getMicroLinkOgImage";
+import { fetchAtprotoBlob } from "app/api/atproto_images/route";
 
 export async function publishPostToBsky(args: {
   text: string;
@@ -34,24 +35,44 @@ export async function publishPostToBsky(args: {
   let agent = new AtpBaseClient(
     credentialSession.fetchHandler.bind(credentialSession),
   );
-  let newPostUrl = args.url;
-  let preview_image = await getWebpageImage(newPostUrl, {
-    width: 1400,
-    height: 733,
-    noCache: true,
-  });
 
-  let binary = await preview_image.blob();
-  let resized_preview_image = await sharp(await binary.arrayBuffer())
+  // Get image binary - prefer cover image, fall back to screenshot
+  let imageBinary: Blob | null = null;
+
+  if (args.document_record.coverImage) {
+    let cid =
+      (args.document_record.coverImage.ref as unknown as { $link: string })[
+        "$link"
+      ] || args.document_record.coverImage.ref.toString();
+
+    let coverImageResponse = await fetchAtprotoBlob(identity.atp_did, cid);
+    if (coverImageResponse) {
+      imageBinary = await coverImageResponse.blob();
+    }
+  }
+
+  // Fall back to screenshot if no cover image or fetch failed
+  if (!imageBinary) {
+    let preview_image = await getWebpageImage(args.url, {
+      width: 1400,
+      height: 733,
+      noCache: true,
+    });
+    imageBinary = await preview_image.blob();
+  }
+
+  // Resize and upload
+  let resizedImage = await sharp(await imageBinary.arrayBuffer())
     .resize({
       width: 1200,
+      height: 630,
       fit: "cover",
     })
     .webp({ quality: 85 })
     .toBuffer();
 
-  let blob = await agent.com.atproto.repo.uploadBlob(resized_preview_image, {
-    headers: { "Content-Type": binary.type },
+  let blob = await agent.com.atproto.repo.uploadBlob(resizedImage, {
+    headers: { "Content-Type": "image/webp" },
   });
   let bsky = new BskyAgent(credentialSession);
   let post = await bsky.app.bsky.feed.post.create(
-- 
2.51.2