fix: send back empty array if no direct replies, bug with reply generation

src/activitypub/mocks.js

@@ -5,6 +5,7 @@ const mime = require('mime');
 const path = require('path');
 const sanitize = require('sanitize-html');
 
+const db = require('../database');
 const meta = require('../meta');
 const user = require('../user');
 const categories = require('../categories');
@@ -384,6 +385,8 @@ Mocks.note = async (post) => {
 		return payload;
 	});
 
+	const replyCount = await db.sortedSetCard(`pid:${post.pid}:replies`);
+
 	const object = {
 		'@context': 'https://www.w3.org/ns/activitystreams',
 		id,
@@ -403,7 +406,7 @@ Mocks.note = async (post) => {
 		source,
 		tag,
 		attachment,
-		replies: `${id}/replies`,
+		replies: replyCount > 0 ? `${id}/replies` : [],
 	};
 
 	return object;