import type { CalendarEvent, EventInstance, DateRange } from './types.js';
export declare class RecurringEventManager {
    private readonly MAX_INSTANCES;
    generateInstances(_baseEvent: CalendarEvent, _range: DateRange): Promise<EventInstance[]>;
    addException(_eventId: string, _date: Date): Promise<void>;
    removeException(_eventId: string, _date: Date): Promise<void>;
    getExceptions(_eventId: string): Promise<Date[]>;
    modifyInstance(_eventId: string, _recurrenceId: string, _changes: Partial<CalendarEvent>): Promise<EventInstance>;
    getModifiedInstances(_eventId: string): Promise<Map<string, EventInstance>>;
    isValidRecurrence(_rrule: string, _dtstart: Date): boolean;
    private createInstance;
    private applyModifications;
    private calculateDuration;
    private loadInstanceData;
}
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