import type { GetSourceByKeyInput, ListByDatasetInput, ListSnapshotsInput, PaginatedResponse, ReferenceDataSnapshotResponse, ReferenceDataSource } from "@artu-ai/shared";
import { CustomReferenceDataResource } from "./custom-reference-data";
/**
 * Reference Data Resource
 *
 * Provides read-only access to external reference datasets and
 * CRUD operations for user-managed custom sources via `.custom`.
 *
 * @example
 * ```typescript
 * // Built-in reference data
 * const data = await sdk.referenceData.list({
 *   datasetKey: "mex/postal-codes",
 *   filter: { postal_code: { startsWith: "066" } },
 * });
 *
 * // Custom reference data
 * const source = await sdk.referenceData.custom.createSource({
 *   name: "Internal Sanctions List",
 * });
 * ```
 */
export declare class ReferenceDataResource {
    private readonly trpc;
    /** User-managed custom reference data sources */
    readonly custom: CustomReferenceDataResource;
    /**
     * List rows from any reference dataset by its key, with optional filter and sort.
     */
    list(input: ListByDatasetInput): Promise<PaginatedResponse<Record<string, unknown>>>;
    /**
     * List all reference data source metadata (scrape history).
     */
    listSources(): Promise<ReferenceDataSource[]>;
    /**
     * Retrieve a single reference data source by its dataset key.
     */
    getSource(input: GetSourceByKeyInput): Promise<ReferenceDataSource>;
    /**
     * List available snapshots (point-in-time dates) for a dataset.
     */
    listSnapshots(input: ListSnapshotsInput): Promise<ReferenceDataSnapshotResponse[]>;
}