interface FilterGroupDefinition<TData> {
    /**
     * The filters in this group.
     */
    filters: FilterDefinition<TData>[];
    /**
     * If set to true, only one filter can be active at a time.
     */
    toggleMode?: boolean;
    /**
     * If set to true, it is allowed to have no filter active.
     */
    noneActiveAllowed?: boolean;
}
interface FilterGroup<TData> {
    /**
     * The filters in this group.
     */
    filters: Filter<TData>[];
    /**
     * If set to true, only one filter can be active at a time.
     */
    toggleMode?: boolean;
    /**
     * If set to true, it is allowed to have no filter active.
     */
    noneActiveAllowed?: boolean;
}
/**
 * Definition of a filter.
 */
interface FilterDefinition<TData> {
    /**
     * The name of the filter.
     */
    name: string;
    /**
     * The filter function.
     */
    filter: (data: TData) => boolean;
    /**
     * The initial state of the filter.
     */
    active?: boolean;
}
interface Filter<TData> extends FilterDefinition<TData> {
    active: boolean;
}
type SearchFunc<TData> = (item: TData, query: string) => boolean;
interface SearchOptions<TData> {
    /**
     * The list of all items.
     */
    items: TData[];
    /**
     * The search query string.
     */
    query: string;
    /**
     * The optional list of filters.
     */
    filterGroups?: FilterGroupDefinition<TData>[];
    /**
     * The function to filter one item of the list by the given query string.
     */
    filterByQuery: SearchFunc<TData>;
    /**
     * If set to true, all items are shown if the query is empty and no filters are set.
     */
    showAllItemsByDefault: boolean;
}
/**
 * Searches for matching items by a query and filters.
 * @param param0 The options object.
 * @returns The list of items matching the given search query and active filters.
 */
declare function search<TData>({ query, items, filterGroups, filterByQuery, showAllItemsByDefault }: SearchOptions<TData>): TData[];
export type { Filter, FilterDefinition, FilterGroup, FilterGroupDefinition, SearchFunc };
export { search };