✨: add embed card when available

src/bsky.rs

@@ -11,7 +11,10 @@ use bsky_sdk::{
 use futures::{stream, StreamExt};
 use image::ImageReader;
 use log::{debug, error, warn};
-use megalodon::entities::attachment::{Attachment, AttachmentType};
+use megalodon::entities::{
+    attachment::{Attachment, AttachmentType},
+    card::Card,
+};
 use regex::Regex;
 use std::{error::Error, fs::exists, io::Cursor};
 use webp::*;
@@ -145,7 +148,43 @@ async fn get_record(
     Ok(record)
 }
 
-// it’s ugly af but it gets the job done for now
+/// Generate an embed card record into Bsky
+/// If the preview image does not exist or fails to upload, it is simply ignored
+pub async fn generate_embed_records(
+    bsky: &BskyAgent,
+    card: &Card,
+) -> Option<atrium_api::types::Union<atrium_api::app::bsky::feed::post::RecordEmbedRefs>> {
+    // uploads the image card, if it fails, simply ignore everything
+    let blob = if let Some(url) = &card.image {
+        if let Ok(image_blob) = upload_media(true, bsky, url).await {
+            Some(image_blob.blob.clone())
+        } else {
+            None
+        }
+    } else {
+        None
+    };
+
+    let record_card = atrium_api::app::bsky::embed::external::ExternalData {
+        description: card.description.clone(),
+        thumb: blob,
+        title: card.title.clone(),
+        uri: card.url.clone(),
+    };
+
+    Some(atrium_api::types::Union::Refs(
+        atrium_api::app::bsky::feed::post::RecordEmbedRefs::AppBskyEmbedExternalMain(Box::new(
+            atrium_api::app::bsky::embed::external::MainData {
+                external: record_card.into(),
+            }
+            .into(),
+        )),
+    ))
+}
+
+/// Generate an array of Bsky media records
+/// As Bsky does not support multiple video in a record or mix of video and images, video has the
+/// highest priority
 pub async fn generate_media_records(
     bsky: &BskyAgent,
     media_attach: &[Attachment],

src/lib.rs

@@ -18,7 +18,9 @@ mod utils;
 use utils::{generate_multi_tweets, strip_everything};
 
 mod bsky;
-use bsky::{build_post_record, generate_media_records, get_session, BskyReply};
+use bsky::{
+    build_post_record, generate_embed_records, generate_media_records, get_session, BskyReply,
+};
 
 use rusqlite::Connection;
 
@@ -152,14 +154,21 @@ pub async fn run(config: &Config) {
         };
 
         // treats medias
-        let record_medias = generate_media_records(&bluesky, &toot.media_attachments).await;
+        let mut record_embed = generate_media_records(&bluesky, &toot.media_attachments).await;
+
+        // treats embed cards if any
+        if let Some(card) = &toot.card {
+            if record_embed.is_none() {
+                record_embed = generate_embed_records(&bluesky, card).await;
+            }
+        }
 
         // posts corresponding tweet
         let record = build_post_record(
             &config.bluesky,
             &tweet_content,
             &toot.language,
-            record_medias,
+            record_embed,
             &record_reply_to,
         )
         .await