import * as React from 'react';
import { StandardProps } from '..';
import { PaperProps } from '../Paper';
import { PaperClassKey } from '../Paper/Paper';

export type Orientation = 'horizontal' | 'vertical';

export interface StepperProps extends StandardProps<
  PaperProps,
  StepperClasskey
> {
  activeStep?: number,
  alternativeLabel?: boolean,
  children: React.ReactNode,
  connector?: React.ReactElement<any> | React.ReactNode,
  nonLinear?: boolean,
  orientation?: Orientation,
}

export type StepperClasskey =
  | PaperClassKey
  | 'root'
  | 'horizontal'
  | 'vertical'
  ;

declare const Stepper: React.ComponentType<StepperProps>;

export default Stepper;