import Asset from '../model/asset';
import ChainHelper from './chain';
export default class ResHelper {
    readonly _chain: ChainHelper;
    readonly _code: string;
    readonly _symStr: string;
    readonly _admin: any;
    constructor(_chain: ChainHelper, _code: string, _symStr: string, _admin?: any);
    readonly admin: any;
    resContract(): Promise<any>;
    /**
     * check res of an user
     * @param account_name - account of the user
     * @return {Promise<Asset>} - returns null if it's not exist.
     */
    checkAsset(account_name: string): Promise<Asset>;
    /**
     * check res's info
     * @return {Promise<Asset>} - returns null if it's not exist.
     */
    checkInfo(): Promise<Asset>;
    issue(account_name: string, quantity: string, memo: string): Promise<any>;
    burn(account_name: string, quantity: string, memo: string): Promise<any>;
    take(from: string, to: string, quantity: string, memo: string): Promise<any>;
    change(account_name: string, from: string, to: string, memo: string): Promise<any>;
}