import { Command } from 'commander';
export interface CalendarEntry {
    id: string;
    name: string;
    url: string;
    windowDaysPast?: number;
    windowDaysFuture?: number;
}
export interface CalConfig {
    calendars: CalendarEntry[];
}
/** Load config, auto-migrating legacy single-URL format. */
export declare function loadCalConfig(): Promise<CalConfig>;
export declare function saveCalConfig(cfg: CalConfig): Promise<void>;
export declare const calCommand: Command;
export interface SyncCalendarResult {
    created: number;
    updated: number;
    unchanged: number;
    pruned: number;
}
/**
 * Sync calendar events from ICS feed(s) into the vault.
 * Headless — no console output. Throws on fatal errors.
 *
 * @param opts.calendarId - sync only this calendar; omit to sync all
 * @param opts.days - number of days ahead to sync (default: 60)
 */
export declare function syncCalendar(opts?: {
    calendarId?: string;
}): Promise<SyncCalendarResult>;
export default calCommand;
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