import { LDContext, LDClient } from '@launchdarkly/vercel-server-sdk';
export { LDContext } from '@launchdarkly/vercel-server-sdk';
import { Adapter } from 'flags';
export { getProviderData } from './provider/index.js';

interface AdapterOptions<ValueType> {
    defaultValue?: ValueType;
}
type AdapterResponse = {
    variation: <ValueType>(options?: AdapterOptions<ValueType>) => Adapter<ValueType, LDContext>;
    /** The LaunchDarkly client instance used by the adapter. */
    ldClient: LDClient;
};
declare function createLaunchDarklyAdapter({ projectSlug, clientSideId, globalConfigConnectionString, edgeConfigConnectionString, }: {
    projectSlug: string;
    clientSideId: string;
    globalConfigConnectionString?: string;
    /** @deprecated Use `globalConfigConnectionString` instead. */
    edgeConfigConnectionString?: string;
}): AdapterResponse;
/**
 * The default LaunchDarkly adapter.
 *
 * This is a convenience object that pre-initializes the LaunchDarkly SDK and provides
 * the adapter function for usage with the Flags SDK.
 *
 * This is the recommended way to use the LaunchDarkly adapter.
 *
 * ```ts
 * // flags.ts
 * import { flag } from 'flags/next';
 * import { ldAdapter, type LDContext } from '@flags-sdk/launchdarkly';
 *
 * const flag = flag<boolean, LDContext>({
 *   key: 'my-flag',
 *   defaultValue: false,
 *   identify: () => ({ key: "user-123" }),
 *   adapter: ldAdapter.variation(),
 * });
 * ```
 */
declare const ldAdapter: AdapterResponse;

export { createLaunchDarklyAdapter, ldAdapter };