import { BaseHTLCService } from './models/BaseHtlc';
import { LockOptions } from './models/Core';
import { HTLCMintResult, HTLCWithDrawResult } from './models/Contract';
/**
 * HTLC operations on the Ethereum Test Net.
 * Passing a value to the constructor will overwrite the specified value.
 */
export declare class EvmHtlc extends BaseHTLCService {
    constructor(providerEndpoint: string, contractAddress: string);
    /**
     * Issue HTLC and obtain the key at the time of issue
     */
    lock(recipientAddress: string, senderAddress: string, secret: string, amount: number, options?: LockOptions): Promise<HTLCMintResult>;
    /**
     * Receive tokens stored under the key at the time of HTLC generation
     */
    withDraw(contractId: string, senderAddress: string, proof: string, gasLimit?: number): Promise<{
        result: HTLCWithDrawResult;
    }>;
}