FlorianRappl

import { useReducer, useEffect } from 'react';
import { useSwipeable, SwipeableHandlers, EventData } from 'react-swipeable';

function previous(length: number, current: number) {
  return (current - 1 + length) % length;
}

function next(length: number, current: number) {
  return (current + 1) % length;
}