import { BehaviorSubject } from 'rxjs';
import { ISuggestValue } from '@uipath/angular/components/ui-suggest';
import { UiGridColumnDirective } from '../body/ui-grid-column.directive';
import { FilterDropdownPossibleOption, ISuggestDropdownValueData } from '../filters/ui-grid-dropdown-filter.directive';
import { UiGridFooterDirective } from '../footer/ui-grid-footer.directive';
import { UiGridHeaderDirective } from '../header/ui-grid-header.directive';
import { IFilterModel } from '../models';
/**
 * Handles and aggregates all filters with the latest values.
 *
 * @export
 * @ignore
 * @internal
 */
export declare class FilterManager<T> {
    private _columns;
    hasCustomFilter$: BehaviorSubject<boolean>;
    customFilters?: IFilterModel<T>[];
    filter$: BehaviorSubject<IFilterModel<T>[]>;
    defaultValueDropdownFilters: IFilterModel<T>[];
    dirty$: import("rxjs").Observable<boolean>;
    activeCount$: import("rxjs").Observable<number>;
    activeFilterValueCount$: import("rxjs").Observable<number>;
    private _initialFilters;
    constructor(_columns?: UiGridColumnDirective<T>[]);
    get columns(): UiGridColumnDirective<T>[];
    set columns(columns: UiGridColumnDirective<T>[]);
    destroy(): void;
    selectFilters(column: UiGridColumnDirective<T>, selection?: ISuggestDropdownValueData): void;
    searchableDropdownUpdate: (column?: UiGridColumnDirective<T>, value?: ISuggestValue | ISuggestValue[], selected?: boolean) => void;
    dropdownUpdate: (column?: UiGridColumnDirective<T>, dropdownOption?: FilterDropdownPossibleOption) => void;
    searchChange(term: string | undefined, header: UiGridHeaderDirective<T>, footer?: UiGridFooterDirective): void;
    updateCustomFilters(customValue: IFilterModel<T>[]): void;
    clearCustomFilters(): void;
    clear(): void;
    private _updateFilterValue;
    private _emitFilterOptions;
    private _mapDropdownItem;
    private _mapDropdownEmptyStateItem;
    private _mapSearchableDropdownItem;
    private _sortByProperty;
}