1 files changed, 20 insertions, 0 deletions

diff --git a/server/lib/activitypub/activity.ts b/server/lib/activitypub/activity.ts
index e6cec1ba7..ba2967ce9 100644
--- a/server/lib/activitypub/activity.ts
+++ b/server/lib/activitypub/activity.ts
@@ -1,3 +1,5 @@
+import { ActivityType } from "@shared/models"
+
 function getAPId (object: string | { id: string }) {
   if (typeof object === 'string') return object
 
@@ -13,8 +15,26 @@ function getDurationFromActivityStream (duration: string) {
   return parseInt(duration.replace(/[^\d]+/, ''))
 }
 
+function buildAvailableActivities (): ActivityType[] {
+  return [
+    'Create',
+    'Update',
+    'Delete',
+    'Follow',
+    'Accept',
+    'Announce',
+    'Undo',
+    'Like',
+    'Reject',
+    'View',
+    'Dislike',
+    'Flag'
+  ]
+}
+
 export {
   getAPId,
   getActivityStreamDuration,
+  buildAvailableActivities,
   getDurationFromActivityStream
 }