import { Response, BlockchainSettings, SubscriptionAccountInfo } from '../types';
declare class WorkerCommon {
    post: (data: Response) => void;
    settings: BlockchainSettings;
    debugPrefix: string;
    addresses: string[];
    accounts: SubscriptionAccountInfo[];
    subscription: {
        [key: string]: boolean;
    };
    constructor(postFn: (data: Response) => void);
    handshake(): void;
    setSettings(s: BlockchainSettings): void;
    getSettings(): BlockchainSettings;
    errorHandler({ id, error }: {
        id: number;
        error: any;
    }): void;
    response(data: Response): void;
    validateAddresses(addr: string[]): string[];
    addAddresses(addr: string[]): string[];
    getAddresses(): string[];
    removeAddresses(addr: string[]): string[];
    validateAccounts(acc: SubscriptionAccountInfo[]): SubscriptionAccountInfo[];
    getAccountAddresses(acc: SubscriptionAccountInfo): string[];
    addAccounts(acc: SubscriptionAccountInfo[]): SubscriptionAccountInfo[];
    getAccount(address: string): SubscriptionAccountInfo | undefined;
    getAccounts(): SubscriptionAccountInfo[];
    removeAccounts(acc: SubscriptionAccountInfo[]): SubscriptionAccountInfo[];
    addSubscription(type: string): void;
    getSubscription(type: string): boolean;
    hasSubscriptions(): boolean;
    removeSubscription(type: string): void;
    clearSubscriptions(): void;
    shuffleEndpoints(a: string[]): string[];
    removeEmpty(obj: Response): Response;
    debug(...args: any[]): void;
}
export default WorkerCommon;