/**
 * ERG/MRC Export
 *
 * Generates ERG/MRC workout files for indoor cycling trainers.
 * Widely supported by TrainerRoad, Zwift, PerfPRO, Golden Cheetah, and others.
 *
 * - ERG format: Uses absolute watts
 * - MRC format: Uses percentage of FTP (more portable)
 *
 * We generate MRC format since it scales to each user's FTP.
 */
import type { Workout, Sport } from "../../../schema/training-plan.js";
import type { Settings } from "../../stores/settings.js";
/**
 * Check if a sport is supported by ERG/MRC export
 * Only cycling workouts make sense for trainer files
 */
export declare function isErgSupported(sport: Sport): boolean;
/**
 * Generate a complete MRC file for a workout
 */
export declare function generateMrc(workout: Workout, _settings: Settings): string;
/**
 * Generate ERG file (absolute watts) - requires FTP
 */
export declare function generateErg(workout: Workout, settings: Settings): string;