/**
 * Copyright 2026, Optimizely
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import type { OptimizelyUserContext } from '@optimizely/optimizely-sdk';
import type { Client } from '@optimizely/optimizely-sdk';
import type { ProviderState } from '../provider';
interface AsyncState<TResult> {
    result: TResult;
    error: Error | null;
    isLoading: boolean;
}
/**
 * Shared async decision state machine used by useDecideAsync,
 * useDecideForKeysAsync, and useDecideAllAsync.
 *
 * Handles: loading state, error propagation, cancellation of stale promises,
 * and redundant re-render avoidance on first mount.
 *
 * @param state - Provider state from useProviderState
 * @param client - Optimizely client instance
 * @param fdVersion - Forced decision version counter (triggers re-evaluation)
 * @param emptyResult - Default/empty result value (null for single, {} for multi)
 * @param execute - Callback that performs the async SDK call
 */
export declare function useAsyncDecision<TResult>(state: ProviderState, client: Client, fdVersion: number, emptyResult: TResult, execute: (userContext: OptimizelyUserContext) => Promise<TResult>): AsyncState<TResult>;
export {};