Function useAvailableThreadMemberActions

lib/shared/thread-utils.js:1462–1506

(
  memberInfo: RelativeMemberInfo,
  threadInfo: ThreadInfo,
  canEdit: ?boolean = true,
)

}

function useAvailableThreadMemberActions(
  memberInfo: RelativeMemberInfo,
  threadInfo: ThreadInfo,
  canEdit: ?boolean = true,
): $ReadOnlyArray<'change_role' | 'remove_user'> {
  const canRemoveMembers = useThreadHasPermission(
    threadInfo,
    threadPermissions.REMOVE_MEMBERS,
  );
  const canChangeRoles = useThreadHasPermission(
    threadInfo,
    threadPermissions.CHANGE_ROLE,
  );

  return React.useMemo(() => {
    const { role } = memberInfo;
    if (!canEdit || !role || roleIsInviteeRole(threadInfo.roles[role])) {
      return [];
    }

    const result = [];

    const protocol = threadSpecs[threadInfo.type].protocol();
    const viewerCanUpdateOwnRole = protocol.viewerCanUpdateOwnRole;

    if (
      canChangeRoles &&
      memberInfo.username &&
      threadHasAdminRole(threadInfo) &&
      (!memberInfo.isViewer || viewerCanUpdateOwnRole)
    ) {
      result.push('change_role');
    }

    if (
      canRemoveMembers &&
      !memberInfo.isViewer &&
      (canChangeRoles || roleIsDefaultRole(threadInfo.roles[role]))
    ) {
      result.push('remove_user');
    }

    return result;
  }, [canChangeRoles, canEdit, canRemoveMembers, memberInfo, threadInfo]);
}

function patchThreadInfoToIncludeMentionedMembersOfParent(
  threadInfo: ThreadInfo,