import React from 'react';
import { TextInputProps } from '../TextInput/TextInput';
export declare type DurationUnits = 'w' | 'd' | 'h' | 'm' | 's' | 'ms';
export declare const UNIT_MULTIPLIERS: Record<DurationUnits, number>;
/**
 * Converts time string like '1d 2h' to time (in ms)
 */
export declare function parseStringToTime(str: string): number;
/**
 * Converts given time (in ms) to text like '2h 30m'
 */
export declare function timeToDisplayText(time: number): string;
/**
 * Converts given time without spaces '1w2d3m' to text like '1w 2d 3m'
 */
export declare function spaceOutFormatTime(characters: string[], allowedValues: DurationUnits[]): string;
export declare const getHelpPopoverContent: (allowedUnits: DurationUnits[]) => React.ReactElement;
export interface DurationInputProps extends Omit<TextInputProps, 'value' | 'onChange'> {
    value?: number;
    valueInTimeFormat?: string;
    onChange?(time: number | string, hasWarning?: boolean): void;
    allowedUnits?: DurationUnits[];
    allowVariables?: boolean;
}
export declare function DurationInput(props: DurationInputProps): React.ReactElement;
export declare const DurationInputHelpers: {
    TEXT_EXTRACT_REGEX: RegExp;
    TEXT_LIMIT_REGEX: RegExp;
    UNIT_LESS_REGEX: RegExp;
    VALID_SYNTAX_REGEX: RegExp;
    UNIT_MULTIPLIERS: Record<DurationUnits, number>;
    UNITS_ORDER: DurationUnits[];
};