import { HGrid, HRef, HDict, HaysonDict, HList } from 'haystack-core';
import { ClientServiceConfig } from './ClientServiceConfig';
import { Record } from '../util/Record';
/**
 * Options for reading records.
 */
export interface ReadOptions {
    /**
     * If defined, specifies which columns should have distinct values.
     */
    unique?: string[];
    /**
     * If defined, specifies the name of the tag/prop by which the returned records are sorted in ascending order.
     */
    sort?: string[];
    /**
     * If defined, specifies the max number of record that will be returned by the read
     */
    limit?: number;
    /**
     * If defined, limit the number of columns sent back in the response.
     */
    columns?: string[];
}
/**
 * An implementation of the FIN record service.
 *
 * Please note, this is currently not part of the official Haystack standard.
 */
export declare class RecordService {
    #private;
    /**
     * Constructs a new record service object.
     *
     * @param serviceConfig Service configuration.
     */
    constructor(serviceConfig: ClientServiceConfig);
    /**
     * Read a record via its id.
     *
     * @param id The id of the record to read.
     * @returns The record.
     * @throws An error if the record can't be found.
     */
    readById(id: string | HRef): Promise<Record>;
    /**
     * Read multiple records via their ids.
     *
     * @param id The ids of the records to read.
     * @param options Optional options for read operation.
     * @returns The result of the read operation.
     */
    readByIds(ids: string[] | HRef[] | HList<HRef>, options?: ReadOptions): Promise<HGrid<Record>>;
    /**
     * Query some records via a haystack filter.
     *
     * @param filter The haystack filter to query by.
     * @param options Optional options for read operation.
     * @returns The result of the read operation.
     */
    readByFilter(filter: string, options?: ReadOptions): Promise<HGrid<Record>>;
    /**
     * Query some records via a haystack filter and return the record count.
     *
     * @param filter The haystack filter to query by.
     * @returns The number of records counted.
     */
    readCount(filter: string): Promise<number>;
    /**
     * Create some records on the server.
     *
     * @param dicts An array of dicts, array of hayson dicts, list of dicts
     * or a grid.
     * @returns The resultant grid of the create operation. The grid contains a
     * 'created' number property for the number of records created in the meta.
     */
    create(dicts: HDict[] | HaysonDict[] | HGrid | HList<HDict>): Promise<HGrid<Record>>;
    /**
     * Create a single record on the server.
     *
     * @param dict The record to create.
     * @returns The resultant dict of the create operation.
     */
    createRecord(dict: HDict | HaysonDict): Promise<Record>;
    /**
     * Delete a record via its id.
     *
     * @param id The id of the record to delete.
     * @returns If the record
     */
    deleteById(id: string | HRef): Promise<Record>;
    /**
     * Delete multiple records via their ids.
     *
     * @param id The ids of the records to delete.
     * @returns A grid with the records that were deleted. Each record only
     * contains the `id` and `mod` properties. The grid meta contains an
     * `deleted` number property for the total number of records deleted.
     */
    deleteByIds(ids: string[] | HRef[] | HList<HRef>): Promise<HGrid<Record>>;
    /**
     * Delete some records via a haystack filter.
     *
     * This method should be used with extreme caution! This command
     * could unintentionally delete critical records in a database.
     *
     * @param filter The haystack filter to query by.
     * @returns A grid with the records that were deleted. Each record only
     * contains the `id` and `mod` properties. The grid meta contains an
     * `deleted` number property for the total number of records deleted.
     */
    deleteByFilter(filter: string): Promise<HGrid<Record>>;
    /**
     * Update by a filter.
     *
     * This method should be used with extreme caution! This command
     * could unintentionally update critical records in a database.
     *
     * @param dict The dict to be applied to all records found.
     * @param options Optional options for the update operation.
     * @returns A grid with the records that were updated. Each record only
     * contains the `id` and `mod` properties. The grid meta contains an
     * `updated` number property for the total number of records updated.
     */
    updateByFilter(filter: string, dict: HDict | HaysonDict): Promise<HGrid<Record>>;
    /**
     * Update some records via their ids.
     *
     * @param dicts The dicts to update. Each record must specify an id.
     * @returns A grid with the records that were updated. Each record only
     * contains the `id` and `mod` properties. The grid meta contains an
     * `updated` number property for the total number of records updated.
     */
    update(dicts: HDict | HaysonDict | HDict[] | HaysonDict[] | HGrid | HList<HDict>): Promise<HGrid<Record>>;
    /**
     * Duplicate an existing record in the database.
     *
     * @param options The duplicate options.
     * @param options.id The id of the record to duplicate.
     * @param options.count The number of times to duplicate a record.
     * @param options.includeChildren Whether to also duplicate any contained child records.
     * @returns A list of top level record ids that were duplicated. This does not include
     * any child record ids that were duplicated.
     */
    duplicate({ id, count, includeChildren, }: {
        id: string | HRef;
        count: number;
        includeChildren: boolean;
    }): Promise<HList<HRef>>;
}