import React, {useState} from 'react'; import {Title} from '../Folder'; export function StackSection(props) { let {title, initialCollapse, collapsible, children} = props; if (collapsible === undefined) { collapsible = true; } const [visible, setVisible] = useState(!initialCollapse); const onTitleClick = collapsible ? () => setVisible(visible => !visible) : undefined; return {title} {visible && children} ; }