import { ICalendarEvent } from '../types/CalendarTypes';
import { Configuration } from '../configurations/CalendarConfig';
/**
 * ApiEventRepository
 * Handles communication with backend API
 *
 * Used by SyncManager to send queued operations to the server
 * NOT used directly by EventManager (which uses IndexedDBEventRepository)
 *
 * Future enhancements:
 * - SignalR real-time updates
 * - Conflict resolution
 * - Batch operations
 */
export declare class ApiEventRepository {
    private apiEndpoint;
    constructor(config: Configuration);
    /**
     * Send create operation to API
     */
    sendCreate(event: ICalendarEvent): Promise<ICalendarEvent>;
    /**
     * Send update operation to API
     */
    sendUpdate(id: string, updates: Partial<ICalendarEvent>): Promise<ICalendarEvent>;
    /**
     * Send delete operation to API
     */
    sendDelete(id: string): Promise<void>;
    /**
     * Fetch all events from API
     */
    fetchAll(): Promise<ICalendarEvent[]>;
    /**
     * Initialize SignalR connection
     * Placeholder for future implementation
     */
    initializeSignalR(): Promise<void>;
}