import React from 'react'; import { Motion, spring } from 'react-motion'; import PropTypes from 'prop-types'; class ColumnCollapsable extends React.PureComponent { constructor (props, context) { super(props, context); this.state = { collapsed: true }; this.handleToggleCollapsed = this.handleToggleCollapsed.bind(this); } handleToggleCollapsed () { const currentState = this.state.collapsed; this.setState({ collapsed: !currentState }); if (!currentState && this.props.onCollapse) { this.props.onCollapse(); } } render () { const { icon, title, fullHeight, children } = this.props; const { collapsed } = this.state; const collapsedClassName = collapsed ? 'collapsable-collapsed' : 'collapsable'; return ( <div className='column-collapsable'> <div role='button' tabIndex='0' title={`${title}`} className={`column-icon ${collapsedClassName}`} onClick={this.handleToggleCollapsed}> <i className={`fa fa-${icon}`} /> </div> <Motion defaultStyle={{ opacity: 0, height: 0 }} style={{ opacity: spring(collapsed ? 0 : 100), height: spring(collapsed ? 0 : fullHeight, collapsed ? undefined : { stiffness: 150, damping: 9 }) }}> {({ opacity, height }) => <div style={{ overflow: height === fullHeight ? 'auto' : 'hidden', height: `${height}px`, opacity: opacity / 100, maxHeight: '70vh' }}> {children} </div> } </Motion> </div> ); } } ColumnCollapsable.propTypes = { icon: PropTypes.string.isRequired, title: PropTypes.string, fullHeight: PropTypes.number.isRequired, children: PropTypes.node, onCollapse: PropTypes.func }; export default ColumnCollapsable;