/// <reference types="node" />
import { Encode } from '@0xcert/ethereum-utils';
import { ProviderBase, ProviderEvent } from '@0xcert/scaffold';
import { EventEmitter } from 'events';
import { GatewayConfig, RpcResponse, SendOptions, SignMethod } from './types';
export interface GenericProviderOptions {
    accountId?: string;
    client?: any;
    signMethod?: SignMethod;
    unsafeRecipientIds?: string[];
    assetLedgerSource?: string;
    valueLedgerSource?: string;
    requiredConfirmations?: number;
    gatewayConfig?: GatewayConfig;
    mutationTimeout?: number;
    encoder?: Encode;
    gasPriceMultiplier?: number;
    retryGasPriceMultiplier?: number;
    sandbox?: Boolean;
    verbose?: Boolean;
}
export declare class GenericProvider extends EventEmitter implements ProviderBase {
    signMethod: SignMethod;
    assetLedgerSource: string;
    valueLedgerSource: string;
    requiredConfirmations: number;
    mutationTimeout: number;
    encoder: Encode;
    gasPriceMultiplier?: number;
    retryGasPriceMultiplier?: number;
    sandbox: Boolean;
    verbose: Boolean;
    protected _gatewayConfig: GatewayConfig;
    protected _accountId: string;
    protected _unsafeRecipientIds: string[];
    protected _client: any;
    protected _id: number;
    constructor(options: GenericProviderOptions);
    log(message: any): void;
    get accountId(): string;
    set accountId(id: string);
    get unsafeRecipientIds(): string[];
    set unsafeRecipientIds(ids: string[]);
    get gatewayConfig(): GatewayConfig;
    set gatewayConfig(config: GatewayConfig);
    emit(event: ProviderEvent.ACCOUNT_CHANGE, newAccountId: string, oldAccountId: string): any;
    emit(event: ProviderEvent.NETWORK_CHANGE, newNetworkVersion: string, oldNetworkVersion: string): any;
    on(event: ProviderEvent.ACCOUNT_CHANGE, handler: (newAccountId: string, oldAccountId: string) => any): any;
    on(event: ProviderEvent.NETWORK_CHANGE, handler: (newNetworkVersion: string, oldNetworkVersion: string) => any): any;
    once(event: ProviderEvent.ACCOUNT_CHANGE, handler: (newAccountId: string, oldAccountId: string) => any): any;
    once(event: ProviderEvent.NETWORK_CHANGE, handler: (newNetworkVersion: string, oldNetworkVersion: string) => any): any;
    off(event: ProviderEvent.ACCOUNT_CHANGE, handler: (newAccountId: string, oldAccountId: string) => any): any;
    off(event: ProviderEvent.NETWORK_CHANGE, handler: (newNetworkVersion: string, oldNetworkVersion: string) => any): any;
    off(event: ProviderEvent): any;
    sign(message: string): Promise<string>;
    getAvailableAccounts(): Promise<string[]>;
    getNetworkVersion(): Promise<string>;
    isCurrentAccount(accountId: string): boolean;
    isUnsafeRecipientId(ledgerId: string): boolean;
    post(options: SendOptions): Promise<RpcResponse>;
    protected request(options: SendOptions): Promise<RpcResponse>;
    protected getNextId(): number;
}