import type { Annotations, ODataServiceInfo, ServiceType } from './base.js';
import { CatalogService } from './base.js';
export interface V4Service {
    RepositoryId: string;
    ServiceId: string;
    ServiceVersion: string;
    ServiceAlias: string;
    Description: string;
    ServiceUrl: string;
    ServiceType: ServiceType;
}
/**
 * v4 Service Group
 */
export interface ServiceGroup {
    GroupId: string;
    Description: string;
    DefaultSystem: {
        SystemAlias: string;
        Description: string;
        Services: V4Service[];
    };
}
/**
 * OData V4 specific implmentation of SAP's catalog service
 */
export declare class V4CatalogService extends CatalogService {
    private readonly logger;
    static readonly PATH = "/sap/opu/odata4/iwfnd/config/default/iwfnd/catalog/0002";
    /**
     * Map the V4 service information to a version independent structure.
     *
     * @param groups v4 service groups
     * @param entitySet entity set used for service selection. e.g. `RecommendedServices`
     * @param dedup if true, duplicate services will be removed based on their id. Duplicate services may appear in multiple groups, e.g. '/IWBEP/ALL'.
     * @returns version independent information
     */
    protected mapServices(groups: ServiceGroup[], entitySet: string, dedup?: boolean): ODataServiceInfo[];
    /**
     * Fetch all services from the backend using the @nexlink parameter to fetch all pages serially.
     *
     * @returns version independent service information
     */
    protected fetchServicesNextLink(): Promise<ODataServiceInfo[]>;
    /**
     * Fetches all services from the catalog.
     *
     * @param useNextLink if true, uses the nextLink parameter to fetch all pages serially, otherwise fetches all pages in parallel.
     * @returns v4 services
     */
    protected fetchServices(useNextLink?: boolean): Promise<ODataServiceInfo[]>;
    /**
     * Fetches all services from the catalog in parallel. Uses the total service count to fetch all service group pages in parallel
     * to improve performance where larger numbers of services and therefore pages are available.
     *
     * @returns List of unique services
     */
    protected fetchServicesParallel(): Promise<ODataServiceInfo[]>;
    /**
     * For OData v4, all annotations are already included in the metadata and no additional request is required.
     *
     * @returns an empty array
     */
    getAnnotations(): Promise<Annotations[]>;
    /**
     * For OData v4, no additonal call is required to retrieve the service type.
     *
     * @returns undefined
     */
    getServiceType(): Promise<undefined>;
}
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