/**
 * React Query Hook for Campaign Statistics
 * Provides caching and state management for campaign statistical data
 */
import type { CampaignStats } from '@plyaz/types/api';
import type { ServiceOptions } from '@plyaz/types/api';
import type { EndpointsList } from '@/api/endpoints';
import type { QueryKey, UseQueryResult, ApiQueryOptions } from '@plyaz/types/api';
/**
 * Hook for fetching campaign statistics
 *
 * @param queryKey - React Query cache key
 * @param campaignId - ID of the campaign
 * @param serviceOptions - Service options (apiClient, apiConfig, updateConfigOptions)
 * @param queryOptions - React Query options (enabled, refetchInterval, etc.)
 * @returns React Query result with campaign statistics
 *
 * @example
 * ```typescript
 * // Basic usage
 * const { data: stats } = useCampaignStats(['campaign', id, 'stats'], id);
 *
 * // Live updates with polling
 * const { data } = useCampaignStats(
 *   ['campaign', id, 'stats'],
 *   id,
 *   { apiConfig: { unifiedStrategy: 'realtime' } },
 *   { refetchInterval: 5000 }
 * );
 * ```
 */
export declare function useCampaignStats<TEndpoints = EndpointsList>(queryKey: QueryKey, campaignId: string, serviceOptions?: ServiceOptions<TEndpoints>, queryOptions?: Omit<ApiQueryOptions<CampaignStats>, 'apiClient' | 'apiConfig'>): UseQueryResult<CampaignStats>;
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