import { AttributeMapPair } from './store';
import { LayerInstance } from '../../api/internal';
/**
 * Attempts to find an Attribute mapping pair for an attribute belonging to a layer
 * in a grid
 *
 * @param {Record<string, Array<AttributeMapPair>>} layerCols a lookup, keyed by layerId, containing attribute map pairs for each layer
 * @param {string} layerId the layer we are interested in
 * @param {string} attribName the attribute name we are interested. Will match on grid or layer definition.
 * @returns {AttributeMapPair | undefined} the matching pair object if found, undefined otherwise
 */
export declare function findAttributePair(layerCols: Record<string, Array<AttributeMapPair>>, layerId: string, attribName: string): AttributeMapPair | undefined;
/**
 * Find the OID field for a layer, as it would exist in the grid's "rows" data store.
 *
 * @param {Record<string, Array<AttributeMapPair>>} layerCols a lookup, keyed by layerId, containing attribute map pairs for each layer
 * @param {LayerInstance} layer the layer we are interested in
 * @returns {string} the field in the grid row data containing the object id
 */
export declare function findMappedOidField(layerCols: Record<string, Array<AttributeMapPair>>, layer: LayerInstance): string;