/**
 * Training Plan Export
 *
 * Unified export interface for generating workout files client-side.
 * Supports:
 * - ZWO (Zwift workouts) - bike/run only
 * - FIT (Garmin workouts) - all sports
 * - MRC (ERG/MRC) - bike only, for indoor trainers
 * - ICS (iCalendar) - full plan calendar events
 */
import type { Workout, TrainingPlan, Sport } from "../../../schema/training-plan.js";
import type { Settings } from "../../stores/settings.js";
export type ExportFormat = "zwo" | "fit" | "mrc" | "ics";
export interface ExportResult {
    success: boolean;
    filename: string;
    error?: string;
}
/**
 * Trigger a file download in the browser
 */
export declare function downloadFile(content: string | Uint8Array, filename: string, mimeType: string): void;
/**
 * Sanitize filename to be safe across platforms
 */
export declare function sanitizeFilename(name: string): string;
/**
 * Get available export formats for a workout based on its sport
 */
export declare function getAvailableFormats(sport: Sport): ExportFormat[];
/**
 * Export a single workout to the specified format
 */
export declare function exportWorkout(workout: Workout, format: ExportFormat, settings: Settings): Promise<ExportResult>;
/**
 * Export the full training plan to iCalendar format
 */
export declare function exportPlanToCalendar(plan: TrainingPlan): ExportResult;
/**
 * Package all exportable workouts from a training plan into a ZIP and trigger its download.
 *
 * Skips rest workouts (where `sport === "rest"` or `type === "rest"`) and any workouts not
 * supported by the selected format. Adds generated ZWO/FIT/MRC files for supported workouts
 * to the ZIP; if at least one file is added the ZIP is downloaded as `<planName>_workouts_<format>.zip`.
 *
 * @returns An object with counts and error messages: `exported` is the number of files added to the ZIP,
 * `skipped` is the number of workouts omitted, and `errors` is an array of per-workout error messages.
 */
export declare function exportAllWorkouts(plan: TrainingPlan, format: "zwo" | "fit" | "mrc", settings: Settings): Promise<{
    exported: number;
    skipped: number;
    errors: string[];
}>;
export { isZwoSupported } from "./zwo.js";
export { isFitSupported, isFitSdkAvailable } from "./fit.js";
export { isErgSupported } from "./erg.js";