import { Tenant, TenantNode, UUID } from 'ozone-type';
export interface TenantClient {
    /**
     * Update or create a tenant
     * @param tenant
     */
    save(tenant: Tenant): Promise<Tenant>;
    /**
     * get a tenant by its id, or null if it does not exist
     * @param id
     */
    findOne(id: UUID): Promise<Tenant | null>;
    /**
     * get a tenant by its identifier, or null if it does not exist
     * @param identifier
     */
    findByIdentifier(identifier: string): Promise<Tenant | null>;
    /**
     * get all tenants, or only the tenants with the given ids
     * @param ids
     */
    findAll(ids?: UUID[]): Promise<Tenant[]>;
    /**
     * get the tenant hierarchy (tree of tenant nodes) rooted at the given tenant,
     * or null if the tenant does not exist
     * @param rootId
     */
    hierarchy(rootId: UUID): Promise<TenantNode | null>;
    /**
     * get the ids of the ancestors of a tenant, ordered from the nearest parent up to the root.
     * When upTo is given, the chain stops at that ancestor (inclusive).
     * @param id
     * @param upTo
     */
    ancestors(id: UUID, upTo?: UUID): Promise<UUID[]>;
    /**
     * delete a tenant, resolving to null if it does not exist
     * @param id
     */
    delete(id: UUID): Promise<UUID | null>;
}