Function extractHiddenDmIds

desktop/src/features/workspaces/workspaceUnreadObserver.ts:193–206

(events: RelayEvent[])

}

export function extractHiddenDmIds(events: RelayEvent[]): Set<string> {
  const latest = events.reduce<RelayEvent | null>(
    (current, event) =>
      current === null || event.created_at > current.created_at
        ? event
        : current,
    null,
  );
  return new Set(
    (latest?.tags ?? [])
      .filter((tag) => tag[0] === "h" && tag[1])
      .map((tag) => tag[1]),
  );
}

function unreadKindsForChannel(channelType: ChannelType): number[] {
  return channelType === "dm"