import { type CellData, type Column_Internal, type Header, type Row, type RowData, type TableFeature, type TableFeatures } from '@tanstack/react-table';
import type { DataTableCustomSortingFn, RowSortingFeatureConstructors } from './sorting-types.js';
/**
 * Helper function to get the aria-sort attribute value for a header based on its sorting state.
 * @internal
 */
export declare function header_getAriaSortAttribute<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(header: Header<TFeatures, TData, TValue>): 'ascending' | 'descending' | 'none' | undefined;
/**
 * Helper function to determine if sorting can be triggered by clicking on the header, based on the header and column properties.
 * @internal
 */
export declare function header_getCanSortByHeaderClick<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(header: Header<TFeatures, TData, TValue>): boolean;
/**
 * Helper function to get the sorting value for a given row and column, utilizing caching for performance optimization.
 * @internal
 */
export declare function row_getSortingValue<TFeatures extends TableFeatures, TData extends RowData>(row: Row<TFeatures, TData>, columnId: string): undefined | unknown;
export declare function column_getCustomSortingFn<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(column: Column_Internal<TFeatures, TData, TValue>): DataTableCustomSortingFn<TValue>;
/**
 * Override the default getFirstSortDir
 * @internal
 */
export declare function column_getFirstSortDir<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(column: Column_Internal<TFeatures, TData, TValue>): "asc" | "desc";
/**
 * Override the default getNextSortingOrder as the original implementation calls column_getAutoSortDir from tanstack/table-core directly without a chance on our end to override.
 * @internal
 */
export declare function column_getNextSortingOrder<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(column: Column_Internal<TFeatures, TData, TValue>, multi?: boolean): false | "asc" | "desc";
/**
 * Overrides the default auto sort direction to always be ascending for the first sort, instead of toggling between ascending and descending.
 *
 * @internal
 */
export declare function column_getAutoSortDir<TFeatures extends TableFeatures, TData extends RowData>(column: Column_Internal<TFeatures, TData>): 'asc';
/**
 * Overrides the default column_toggleSorting to allow toggling the sorting state by clicking on the header, while ensuring that interactions with interactive elements within the header do not trigger sorting.
 * Override is necessary as tanstack/table-core's default toggleSorting implementation does call column_getNextSortingOrder from tanstack internally and not the one we provide on the instance.
 * @internal
 */
export declare function column_toggleSorting<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(column: Column_Internal<TFeatures, TData, TValue>, desc?: boolean, multi?: boolean): void;
/**
 * Overrides the default column_getToggleSortingHandler
 * Override is necessary as tanstack/table-core's default implementation does call `column_toggleSorting` from tanstack internally and not the one we provide on the instance.
 */
export declare function column_getToggleSortingHandler<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(column: Column_Internal<TFeatures, TData, TValue>): (e: unknown) => void;
/**
 * Helper function to determine if a column is sortable based on its definition and the table's sorting configuration.
 * @internal
 */
export declare function column_getCanSort<TFeatures extends TableFeatures, TData extends RowData, TValue extends CellData = CellData>(column?: Column_Internal<TFeatures, TData, TValue>): boolean;
/**
 * Constructs the column row sorting for the table,
 * including API implementations and prototype assignments.
 * @internal
 */
export declare function constructRowSortingFeature<TData extends RowData>(): TableFeature<RowSortingFeatureConstructors<TData>>;
/**
 * Feature implementation for Row Sorting.
 * @internal
 */
export declare const DataTableRowSortingFeature: TableFeature<RowSortingFeatureConstructors<RowData>>;