import { Simple } from '../ballots.js';
import { Attribution, HasNSeats } from './base.js';
import '@gouvernathor/python/collections';

/**
 * Creates an attribution method in which
 * the party with the most votes wins all the seats.
 *
 * Will throw an AttributionFailure error if no party wins any vote.
 */
declare function plurality<Party>({ nSeats }: {
    nSeats: number;
}): Attribution<Party, Simple<Party>> & HasNSeats;
/**
 * Creates an attribution method in which a candidate needs to reach
 * a certain percentage of the votes in order to win all the seats.
 *
 * If not party reaches the threshold, the contingency attribution method is called,
 * or if no contingency is provided, an AttributionFailure error is thrown.
 */
declare function superMajority<Party>({ nSeats, threshold, contingency }: {
    nSeats: number;
    threshold: number;
    contingency?: Attribution<Party, Simple<Party>> | null;
}): Attribution<Party, Simple<Party>> & HasNSeats;

export { plurality, superMajority };