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120 lines
2.9 KiB
TypeScript
120 lines
2.9 KiB
TypeScript
import React, { useState } from 'react';
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import { AppstoreOutlined, MailOutlined, SettingOutlined } from '@ant-design/icons';
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import type { MenuProps } from 'antd';
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import { Menu } from 'antd';
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type MenuItem = Required<MenuProps>['items'][number];
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const items: MenuItem[] = [
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{
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key: '1',
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icon: <MailOutlined />,
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label: 'Navigation One',
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children: [
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{ key: '11', label: 'Option 1' },
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{ key: '12', label: 'Option 2' },
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{ key: '13', label: 'Option 3' },
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{ key: '14', label: 'Option 4' },
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],
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},
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{
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key: '2',
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icon: <AppstoreOutlined />,
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label: 'Navigation Two',
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children: [
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{ key: '21', label: 'Option 1' },
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{ key: '22', label: 'Option 2' },
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{
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key: '23',
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label: 'Submenu',
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children: [
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{ key: '231', label: 'Option 1' },
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{ key: '232', label: 'Option 2' },
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{ key: '233', label: 'Option 3' },
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],
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},
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{
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key: '24',
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label: 'Submenu 2',
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children: [
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{ key: '241', label: 'Option 1' },
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{ key: '242', label: 'Option 2' },
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{ key: '243', label: 'Option 3' },
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],
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},
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],
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},
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{
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key: '3',
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icon: <SettingOutlined />,
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label: 'Navigation Three',
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children: [
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{ key: '31', label: 'Option 1' },
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{ key: '32', label: 'Option 2' },
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{ key: '33', label: 'Option 3' },
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{ key: '34', label: 'Option 4' },
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],
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},
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];
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interface LevelKeysProps {
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key?: string;
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children?: LevelKeysProps[];
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}
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const getLevelKeys = (items1: LevelKeysProps[]) => {
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const key: Record<string, number> = {};
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const func = (items2: LevelKeysProps[], level = 1) => {
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items2.forEach((item) => {
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if (item.key) {
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key[item.key] = level;
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}
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if (item.children) {
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func(item.children, level + 1);
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}
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});
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};
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func(items1);
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return key;
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};
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const levelKeys = getLevelKeys(items as LevelKeysProps[]);
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const App: React.FC = () => {
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const [stateOpenKeys, setStateOpenKeys] = useState(['2', '23']);
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const onOpenChange: MenuProps['onOpenChange'] = (openKeys) => {
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const currentOpenKey = openKeys.find((key) => stateOpenKeys.indexOf(key) === -1);
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// open
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if (currentOpenKey !== undefined) {
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const repeatIndex = openKeys
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.filter((key) => key !== currentOpenKey)
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.findIndex((key) => levelKeys[key] === levelKeys[currentOpenKey]);
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setStateOpenKeys(
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openKeys
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// remove repeat key
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.filter((_, index) => index !== repeatIndex)
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// remove current level all child
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.filter((key) => levelKeys[key] <= levelKeys[currentOpenKey]),
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);
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} else {
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// close
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setStateOpenKeys(openKeys);
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}
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};
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return (
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<Menu
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mode="inline"
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defaultSelectedKeys={['231']}
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openKeys={stateOpenKeys}
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onOpenChange={onOpenChange}
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style={{ width: 256 }}
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items={items}
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/>
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);
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};
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export default App;
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