import { type ReactNode } from 'react';
import type { FeatureFlagsClient } from '../shared/client';
import type { EvaluationContext, FlagValue } from '../shared/types';
/**
 * Provider component that makes the FeatureFlagsClient available to all hooks.
 *
 * @example
 * ```tsx
 * <FeatureFlyProvider client={client}>
 *   <App />
 * </FeatureFlyProvider>
 * ```
 */
export declare function FeatureFlyProvider({ client, children, }: {
    client: FeatureFlagsClient;
    children: ReactNode;
}): import("react").FunctionComponentElement<import("react").ProviderProps<FeatureFlagsClient | null>>;
export interface UseFeatureFlagResult<T> {
    value: T;
    loading: boolean;
    error: Error | null;
}
/**
 * React hook for evaluating a single feature flag.
 * Automatically re-evaluates when the flag changes via streaming or cache invalidation.
 *
 * @param slug Flag slug identifier
 * @param defaultValue Default value while loading
 * @param context Optional evaluation context
 *
 * @example
 * ```tsx
 * const { value, loading } = useFeatureFlag('new-checkout', false);
 *
 * if (loading) return <Spinner />;
 * return value ? <NewCheckout /> : <LegacyCheckout />;
 * ```
 */
export declare function useFeatureFlag<T extends FlagValue = boolean>(slug: string, defaultValue: T, context?: EvaluationContext): UseFeatureFlagResult<T>;
export interface UseAllFlagsResult {
    flags: Record<string, FlagValue>;
    loading: boolean;
    error: Error | null;
}
/**
 * React hook for batch-evaluating all feature flags.
 *
 * @example
 * ```tsx
 * const { flags, loading } = useAllFlags({ workspaceId: 'ws-123' });
 * if (flags['dark-mode']) { ... }
 * ```
 */
export declare function useAllFlags(context?: EvaluationContext): UseAllFlagsResult;