Implement ActivityPub Followers/Following/Outbox

src/remote/activitypub/renderer/ordered-collection.ts

@@ -1,6 +1,19 @@
-export default (id: string, totalItems: any, orderedItems: any) => ({
-	id,
-	type: 'OrderedCollection',
-	totalItems,
-	orderedItems
-});
+/**
+ * Render OrderedCollection
+ * @param id URL of self
+ * @param totalItems Total number of items
+ * @param first URL of first page (optional)
+ * @param last URL of last page (optional)
+ */
+export default function(id: string, totalItems: any, first: string, last: string) {
+	const page: any = {
+		id,
+		type: 'OrderedCollection',
+		totalItems,
+	};
+
+	if (first) page.first = first;
+	if (last) page.last = last;
+
+	return page;
+}