import Observable from 'zen-observable-ts';
import { ClientEvent, ICache, IClientOptions, IExchange, IExchangeResult, IQuery } from '../interfaces/index';
export default class Client {
    url: string;
    store: object;
    subscriptionSize: number;
    cache: ICache;
    exchange: IExchange;
    fetchOptions: RequestInit | (() => RequestInit);
    subscriptions: {
        [id: string]: (ClientEvent) => void;
    };
    constructor(opts?: IClientOptions);
    updateSubscribers(typenames: string[], changes: IExchangeResult): void;
    subscribe(callback: (event: ClientEvent) => void): () => void;
    refreshAllFromCache(): Promise<{}>;
    makeContext({skipCache}: {
        skipCache?: boolean;
    }): Record<string, any>;
    executeSubscription$(subscriptionObject: IQuery): Observable<IExchangeResult>;
    executeQuery$(queryObject: IQuery, skipCache: boolean): Observable<IExchangeResult>;
    executeQuery(queryObject: IQuery, skipCache: boolean): Promise<IExchangeResult>;
    executeMutation$(mutationObject: IQuery): Observable<IExchangeResult['data']>;
    executeMutation(mutationObject: IQuery): Promise<IExchangeResult['data']>;
    invalidateQuery(queryObject: IQuery): Promise<any>;
}