87 lines
2.5 KiB
TypeScript
87 lines
2.5 KiB
TypeScript
import React, { useEffect, useRef, useState } from 'react';
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import { CSSTransition } from 'react-transition-group';
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import styled from 'styled-components';
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interface Props {
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children: React.ReactNode;
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renderToggle: (onClick: (e: React.MouseEvent<any, MouseEvent>) => void) => React.ReactChild;
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}
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export const DropdownButtonRow = styled.button<{ danger?: boolean }>`
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${tw`p-2 flex items-center rounded w-full text-neutral-500`};
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transition: 150ms all ease;
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&:hover {
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${props => props.danger
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? tw`text-red-700 bg-red-100`
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: tw`text-neutral-700 bg-neutral-100`
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};
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}
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`;
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const DropdownMenu = ({ renderToggle, children }: Props) => {
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const menu = useRef<HTMLDivElement>(null);
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const [ posX, setPosX ] = useState(0);
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const [ visible, setVisible ] = useState(false);
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const onClickHandler = (e: React.MouseEvent<any, MouseEvent>) => {
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e.preventDefault();
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!visible && setPosX(e.clientX);
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setVisible(s => !s);
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};
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const windowListener = (e: MouseEvent) => {
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if (e.button === 2 || !visible || !menu.current) {
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return;
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}
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if (e.target === menu.current || menu.current.contains(e.target as Node)) {
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return;
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}
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if (e.target !== menu.current && !menu.current.contains(e.target as Node)) {
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setVisible(false);
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}
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};
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useEffect(() => {
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if (!visible || !menu.current) {
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return;
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}
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document.addEventListener('click', windowListener);
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menu.current.setAttribute(
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'style', `left: ${Math.round(posX - menu.current.clientWidth)}px`,
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);
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return () => {
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document.removeEventListener('click', windowListener);
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}
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}, [ visible ]);
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return (
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<div>
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{renderToggle(onClickHandler)}
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<CSSTransition
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timeout={250}
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in={visible}
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unmountOnExit={true}
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classNames={'fade'}
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>
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<div
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ref={menu}
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onClick={e => {
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e.stopPropagation();
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setVisible(false);
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}}
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className={'absolute bg-white p-2 rounded border border-neutral-700 shadow-lg text-neutral-500 min-w-48'}
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>
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{children}
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</div>
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</CSSTransition>
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</div>
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);
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};
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export default DropdownMenu;
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