import { UnixTimestamp, UnixTimestampInMiliseconds, UnixTimestampInSeconds } from "../interfaces";
import { RelativeTimestamp } from "../contracts/index";
export interface IClock {
    nowMilis(): UnixTimestampInMiliseconds;
    nowSeconds(): UnixTimestampInSeconds;
}
export interface IClockWithRelativeTime extends IClock {
    getRelativeTimestamp(currentTimestamp: UnixTimestampInSeconds): RelativeTimestamp;
    getRelativeTimestamp(): RelativeTimestamp;
}
export declare const MILISECONDS_IN_SECOND = 1000;
export declare const SECONDS_IN_DAY: number;
export declare const MIN_ORDER_EXPIRY_IN_SECONDS: UnixTimestampInSeconds;
export declare const DEFAULT_ORDER_EXPIRY_IN_SECONDS: UnixTimestampInSeconds;
export declare const MAX_ORDER_EXPIRY_IN_SECONDS: UnixTimestampInSeconds;
export declare class UnixClock implements IClock {
    nowMilis(): UnixTimestampInMiliseconds;
    nowSeconds(): UnixTimestampInSeconds;
}
export declare class UnixClockWithRelativeTimestamp extends UnixClock implements IClockWithRelativeTime {
    private readonly _initTimestamp;
    constructor(_initTimestamp: UnixTimestamp);
    getRelativeTimestamp(currentTimestamp?: UnixTimestampInSeconds): RelativeTimestamp;
}
export declare class FixedClock extends UnixClockWithRelativeTimestamp {
    private timestamp;
    constructor(timestamp: UnixTimestampInSeconds);
    nowMilis(): UnixTimestampInMiliseconds;
    nowSeconds(): UnixTimestampInSeconds;
    forwardTime(seconds: number): void;
}
export declare const createExpiration: (seconds: UnixTimestampInSeconds, clock?: IClock) => UnixTimestampInSeconds;
export declare const defaultOrderExpiration: (clock?: IClock) => UnixTimestampInSeconds;
export declare const maxOrderExpiration: (clock?: IClock) => UnixTimestampInSeconds;
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