import { RouteId, StopRouteIndex, TripRouteIndex } from './route.js';
export type TripStopId = bigint;
/**
 * Encodes a stop index, route ID, and trip index into a single trip boarding ID.
 * @param stopIndex - The index of the stop within the route (0 to 1,048,575)
 * @param routeId - The route identifier (0 to 1,048,575)
 * @param tripIndex - The index of the trip within the route (0 to 1,048,575)
 * @returns The encoded trip ID as a bigint
 */
export declare const encode: (stopIndex: StopRouteIndex, routeId: RouteId, tripIndex: TripRouteIndex) => TripStopId;
/**
 * Decodes a trip boarding ID back into its constituent stop index, route ID, and trip index.
 * @param tripStopId - The encoded trip ID
 * @returns A tuple containing [stopIndex, routeId, tripIndex]
 */
export declare const decode: (tripStopId: TripStopId) => [StopRouteIndex, RouteId, TripRouteIndex];
/**
 * Extracts just the stop index from a trip ID without full decoding.
 * @param tripStopId - The encoded trip boarding ID
 * @returns The stop index
 */
export declare const getStopIndex: (tripStopId: TripStopId) => StopRouteIndex;
/**
 * Extracts just the route ID from a trip ID without full decoding.
 * @param tripStopId - The encoded trip boarding ID
 * @returns The route ID
 */
export declare const getRouteId: (tripStopId: TripStopId) => RouteId;
/**
 * Extracts just the trip index from a trip ID without full decoding.
 * @param tripStopId - The encoded trip boarding ID
 * @returns The trip index
 */
export declare const getTripIndex: (tripStopId: TripStopId) => TripRouteIndex;