import { TrackingCallback, ClientOptions, InitOptions, StickyBucketService, Attributes, GrowthBookClient } from '@growthbook/growthbook';
export { Attributes, ClientOptions, FeatureApiResponse, GrowthBookClient, InitOptions, StickyAssignmentsDocument, StickyBucketService, TrackingCallback, TrackingCallbackWithUser, UserContext } from '@growthbook/growthbook';
import { Adapter } from 'flags';
export { getProviderData } from './provider/index.js';

type EdgeConfig = {
    connectionString: string;
    /** Defaults to `options.clientKey` **/
    itemKey?: string;
};
type AdapterResponse = {
    feature: <T>() => Adapter<T, Attributes>;
    initialize: () => Promise<GrowthBookClient>;
    refresh: () => Promise<void>;
    setTrackingCallback: (cb: TrackingCallback) => void;
    setStickyBucketService: (stickyBucketService: StickyBucketService) => void;
    stickyBucketService?: StickyBucketService;
    growthbook: GrowthBookClient;
};
/**
 * Create a GrowthBook adapter for use with the Flags SDK.
 */
declare function createGrowthbookAdapter(options: {
    /** GrowthBook SDK key **/
    clientKey: string;
    /** Callback to log experiment exposures **/
    trackingCallback?: TrackingCallback;
    /** Override the features API endpoint for self-hosted users **/
    apiHost?: string;
    /** Override the application URL for self-hosted users **/
    appOrigin?: string;
    /** Optional GrowthBook SDK constructor options **/
    clientOptions?: ClientOptions;
    /** Optional GrowthBook SDK init() options **/
    initOptions?: InitOptions;
    /** Optional StickyBucketService (reduces variation hopping, required for Bandits) **/
    stickyBucketService?: StickyBucketService;
    /** Provide Edge Config details to use the optional Edge Config adapter */
    edgeConfig?: EdgeConfig;
}): AdapterResponse;
declare function resetDefaultGrowthbookAdapter(): void;
/**
 * Equivalent to `createGrowthbookAdapter` but with default environment variable names.
 *
 * Required:
 * - `GROWTHBOOK_CLIENT_KEY` - GrowthBook SDK key
 *
 * Optional:
 * - `GROWTHBOOK_API_HOST` - Override the SDK API endpoint for self-hosted users
 * - `GROWTHBOOK_APP_ORIGIN` - Override the application URL for self-hosted users
 * - `GROWTHBOOK_EDGE_CONNECTION_STRING` - Edge Config connection string
 * - `EXPERIMENTATION_CONFIG` - fallback for GROWTHBOOK_EDGE_CONNECTION_STRING
 * - `GROWTHBOOK_EDGE_CONFIG_ITEM_KEY` - Override the item key for Edge Config (defaults to GROWTHBOOK_CLIENT_KEY)
 */
declare function getOrCreateDefaultGrowthbookAdapter(): AdapterResponse;
/**
 * The default GrowthBook adapter.
 *
 * This is a convenience object that pre-initializes the GrowthBook SDK, provides
 * an adapter function for features, and provides a hook to set the experiment exposure
 * tracking callback.
 *
 * This is the recommended way to use the GrowthBook adapter.
 *
 * ```ts
 * // flags.ts
 * import { flag } from 'flags/next';
 * import { growthbookAdapter } from '@flags-sdk/growthbook';
 *
 * const flag = flag({
 *   key: 'my-flag',
 *   defaultValue: false,
 *   adapter: growthbookAdapter.feature(),
 * });
 * ```
 */
declare const growthbookAdapter: AdapterResponse;

export { createGrowthbookAdapter, getOrCreateDefaultGrowthbookAdapter, growthbookAdapter, resetDefaultGrowthbookAdapter };