import { PairConfig } from './consts/Types';
import { GetBalanceResponse, Balance, OrderSide } from './proto/boltzrpc_pb';
/**
 * Generate an id
 *
 * @param length how many characters the id should have
 */
export declare const generateId: (length: number) => string;
/**
 * Get the pair id of a pair
 */
export declare const getPairId: (pair: PairConfig | {
    base: string;
    quote: string;
}) => string;
/**
 * Get the quote and base asset of a pair id
 */
export declare const splitPairId: (pairId: string) => {
    base: string;
    quote: string;
};
/**
 * Concat an error code and its prefix
 */
export declare const concatErrorCode: (prefix: number, code: number) => string;
/**
 * Stringify any object or array
 */
export declare const stringify: (object: any) => string;
/**
 * Turn a map into an object
 */
export declare const mapToObject: (map: Map<any, any>) => any;
/**
 * Check whether a variable is a non-array object
 */
export declare const isObject: (val: any) => boolean;
/**
 * Recursively merge properties from different sources into a target object, overriding any
 * existing properties
 *
 * @param target The destination object to merge into.
 * @param sources The sources objects to copy from.
 */
export declare const deepMerge: (target: any, ...sources: any[]) => object;
/**
 * Capitalize the first letter of a string
 */
export declare const capitalizeFirstLetter: (input: string) => string;
/**
 * Gets the home directory
 */
export declare const getSystemHomeDir: () => string;
/**
 * Get the data directory of a service
 */
export declare const getServiceDir: (service: string) => string;
/**
 * Resolve '~' on Linux and Unix-Like systems
 */
export declare const resolveHome: (filename: string) => string;
/**
 * Convert minutes into milliseconds
 */
export declare const minutesToMilliseconds: (minutes: number) => number;
/**
 * Convert satoshis to whole coins and remove trailing zeros
 */
export declare const satoshisToCoins: (satoshis: number) => number;
/**
 * Round a number to a specific amount of decimals
 */
export declare const roundToDecimals: (number: number, decimals: number) => number;
/**
 * Converts a "GetBalanceResponse" into a map
 */
export declare const parseBalances: (balance: GetBalanceResponse.AsObject) => Promise<Map<string, Balance.AsObject>>;
/**
 * Gets the symbol for the fee of a swap
 */
export declare const getFeeSymbol: (pairId: string, orderSide: OrderSide, isReverse: boolean) => string;
/**
 * Converts the reponse of the backend method "getFeeEstimation" to an object
 */
export declare const feeMapToObject: (feesMap: [string, number][]) => any;
export declare const getSmallestDenomination: (symbol: string) => string;
export declare const getAmountOfInvoice: (invoice: string) => number;