import React from 'react'; import Motion from '../features/ui/util/optional_motion'; import spring from 'react-motion/lib/spring'; import PropTypes from 'prop-types'; const Collapsable = ({ fullHeight, isVisible, children }) => ( <Motion defaultStyle={{ opacity: !isVisible ? 0 : 100, height: isVisible ? fullHeight : 0 }} style={{ opacity: spring(!isVisible ? 0 : 100), height: spring(!isVisible ? 0 : fullHeight) }}> {({ opacity, height }) => ( <div style={{ height: `${height}px`, overflow: 'hidden', opacity: opacity / 100, display: Math.floor(opacity) === 0 ? 'none' : 'block' }}> {children} </div> )} </Motion> ); Collapsable.propTypes = { fullHeight: PropTypes.number.isRequired, isVisible: PropTypes.bool.isRequired, children: PropTypes.node.isRequired, }; export default Collapsable;