/**
 * Check Feature Flag Enabled Service
 * Checks if a feature flag is enabled for the given context
 */
import { type ServiceOptions, type IsEnabledResponse } from '@plyaz/types/api';
import type { FeatureFlagContext } from '@plyaz/types/features';
import type { EndpointsList } from '@/api/endpoints';
import type { FetchResponse } from 'fetchff';
/**
 * Request payload for checkFeatureFlagEnabled
 */
export interface CheckFeatureFlagEnabledPayload<TKey extends string = string> {
    key: TKey;
    context?: FeatureFlagContext;
}
/**
 * Check if a feature flag is enabled
 * Uses endpoint: POST /feature-flags/:key/enabled
 *
 * @param payload - Flag key and optional context
 * @param options - Optional service options
 * @returns Promise<IsEnabledResponse>
 *
 * @example
 * ```typescript
 * // Basic usage
 * const result = await checkFeatureFlagEnabled({ key: 'new-dashboard' });
 * if (result.data.isEnabled) {
 *   // Show new dashboard
 * }
 *
 * // With user context
 * const result = await checkFeatureFlagEnabled({
 *   key: 'premium-feature',
 *   context: { userId: 'user-123', userRole: 'premium' }
 * });
 * ```
 */
export declare function checkFeatureFlagEnabled<TKey extends string = string, TEndpoints = EndpointsList>(payload: CheckFeatureFlagEnabledPayload<TKey>, options?: ServiceOptions<TEndpoints>): Promise<FetchResponse<IsEnabledResponse>>;
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