Function filterThreadPermissions

lib/shared/thread-utils.js:701–746

(
    innerThreadPermissions: ThreadPermissionsInfo,
  )

  const filterDeleteMessagePermissions = options?.messageDeletionUnsupported;

  const filterThreadPermissions = (
    innerThreadPermissions: ThreadPermissionsInfo,
  ) => {
    if (
      allowAddingUsersToCommunityRoot &&
      (serverThreadInfo.type === threadTypes.COMMUNITY_ANNOUNCEMENT_ROOT ||
        serverThreadInfo.type === threadTypes.COMMUNITY_ROOT)
    ) {
      innerThreadPermissions = {
        ...innerThreadPermissions,
        [threadPermissions.ADD_MEMBERS]: {
          value: true,
          source: serverThreadInfo.id,
        },
      };
    }
    return _omitBy(
      (v, k) =>
        (filterThreadEditAvatarPermission &&
          [
            threadPermissions.EDIT_THREAD_AVATAR,
            threadPermissionPropagationPrefixes.DESCENDANT +
              threadPermissions.EDIT_THREAD_AVATAR,
          ].includes(k)) ||
        (excludePinInfo &&
          [
            threadPermissions.MANAGE_PINS,
            threadPermissionPropagationPrefixes.DESCENDANT +
              threadPermissions.MANAGE_PINS,
          ].includes(k)) ||
        (filterManageInviteLinksPermission &&
          [threadPermissions.MANAGE_INVITE_LINKS].includes(k)) ||
        (filterVoicedInAnnouncementChannelsPermission &&
          [
            threadPermissions.VOICED_IN_ANNOUNCEMENT_CHANNELS,
            threadPermissionPropagationPrefixes.DESCENDANT +
              threadPermissionFilterPrefixes.TOP_LEVEL +
              threadPermissions.VOICED_IN_ANNOUNCEMENT_CHANNELS,
          ].includes(k)) ||
        (filterManageFarcasterChannelTagsPermission &&
          [threadPermissions.MANAGE_FARCASTER_CHANNEL_TAGS].includes(k)) ||
        (filterDeleteMessagePermissions &&
          (k.endsWith(threadPermissions.DELETE_OWN_MESSAGES) ||
            k.endsWith(threadPermissions.DELETE_ALL_MESSAGES))),
    )(innerThreadPermissions);
  };

  const members = [];
  let currentUser;