react-jplayer/src/components/duration/duration.jsx

Html5 audio and video player library for React

import React from 'react';
import PropTypes from 'prop-types';
import { compose, branch, renderComponent, renderNothing } from 'recompose';

import { classes } from '../../util/constants';

const Duration = ({ durationText }) => (
  <div className={classes.DURATION}>
    {durationText}
  </div>
);

Duration.propTypes = {
  durationText: PropTypes.string.isRequired,
};

export default compose(
  branch(
    props => props.durationText,
    renderComponent(Duration),
  ),
)(renderNothing(null));