import BigNumber from 'bignumber.js';
import { Tx } from '../interfaces/Tx';
import { TxStatus } from '../interfaces/Enums';
import { EstimateGasOption } from '../interfaces/EstimateGas';
import { ConfigOptions } from '../interfaces';
export declare class RpcService {
    private static instance;
    protected _rpc: any;
    private chainId;
    private _mainAddress;
    private logger;
    /**
     * RpcService Singleton Instance;
     */
    static readonly Instance: RpcService;
    /**
     * customize RpcService
     * this method for customize client RpcService, can be override every methods.
     * @param service RpcService
     */
    static customize(service: RpcService): void;
    /** web3 module export */
    protected static readonly Web3: any;
    /** default config export */
    protected static readonly Config: ConfigOptions;
    protected constructor(web3Url?: string);
    private setChainId;
    readonly MainAddress: string;
    reset(web3Url?: string): void;
    readonly eth: any;
    readonly rpc: any;
    toHex(number: any): number;
    contract(abi: any, address: string): any;
    fromWei(amount: BigNumber | number, unit?: string): any;
    toWei(amount: BigNumber | number, unit: string): any;
    byte32ToString(data: any): any;
    version(): any;
    isValidAddress(address: any): any;
    getNonce(address: any): Promise<number>;
    getTransactionReceipt(hash: string): Promise<{
        status: string;
        logs: any;
    }>;
    getTransactionsReceipts(hashes: string[]): Promise<any[]>;
    getBalance(address: string): Promise<BigNumber>;
    getGasPrice(): Promise<BigNumber>;
    getGasLimit(): Promise<number>;
    toAscii(hex: any): any;
    toNumber(hexadecimal: number): number;
    fromAscii(string: any): any;
    connectContract(abi: any, address: string): any;
    /**
     * afterTxBuilt can be override by client
     * @param caller to identify which method call this
     * @param tx Tx
     */
    afterTxBuilt(caller: string, tx: any): Promise<Tx>;
    buildTx({ from, to, data, amount, gasPrice, gasLimit, caller, description }: {
        from?: string;
        to: string;
        data: any;
        amount?: BigNumber | number;
        gasPrice?: BigNumber | number;
        gasLimit?: BigNumber | number;
        caller?: string;
        description?: string;
    }): Promise<Tx>;
    protected createTx({ from, to, data, amount, gasPrice, gasLimit }: {
        from?: string;
        to: string;
        data: any;
        amount?: BigNumber | number;
        gasPrice?: BigNumber | number;
        gasLimit?: BigNumber | number;
    }): Promise<Tx>;
    sendTX(productAddress: string, data: any): Promise<Tx>;
    send(tx: Tx): Promise<Tx>;
    sendRawTransaction(tx: Tx): Promise<Tx>;
    isTxSuccessful(hash: string): Promise<TxStatus>;
    tryEstimateGas(option: EstimateGasOption, gasLimit?: number): Promise<number>;
    estimateGas(option: EstimateGasOption): Promise<number>;
    repeatTx(tx: Tx): Promise<Tx | null>;
}