Chat federation: refactoring code + fix case when video has no chat

server/lib/federation/incoming.ts

@@ -0,0 +1,21 @@
+import type { RegisterServerOptions } from '@peertube/peertube-types'
+import type { RemoteVideoHandlerParams } from './types'
+
+async function readIncomingAPVideo (
+  options: RegisterServerOptions,
+  { video, videoAPObject }: RemoteVideoHandlerParams
+): Promise<void> {
+  if (!('peertubeLiveChat' in videoAPObject)) {
+    return
+  }
+  const logger = options.peertubeHelpers.logger
+  // TODO: save the information.
+  logger.debug(
+    `Remote video uuid=${video.uuid} has a peertubeLiveChat attribute: ` +
+    JSON.stringify(videoAPObject.peertubeLiveChat)
+  )
+}
+
+export {
+  readIncomingAPVideo
+}