import React, { useMemo, useState } from 'react';
import { Button, Divider, Segmented, Tooltip } from 'antd';

const text = <span>prompt text</span>;

const buttonWidth = 70;
const gap = 8;

const btnProps = {
  style: {
    width: buttonWidth,
  },
};

const App: React.FC = () => {
  const options = ['Show', 'Hide', 'Center'];
  const [arrow, setArrow] = useState('Show');

  const mergedArrow = useMemo(() => {
    if (arrow === 'Hide') {
      return false;
    }

    if (arrow === 'Show') {
      return true;
    }

    return {
      pointAtCenter: true,
    };
  }, [arrow]);

  return (
    <div className="demo">
      <Segmented
        value={arrow}
        options={options}
        onChange={(val: string) => {
          setArrow(val);
        }}
      />
      <Divider orientation="center">Content</Divider>
      <div style={{ marginLeft: buttonWidth, display: 'flex', flexWrap: 'nowrap', columnGap: gap }}>
        <Tooltip placement="topLeft" title={text} arrow={mergedArrow}>
          <Button {...btnProps}>TL</Button>
        </Tooltip>
        <Tooltip placement="top" title={text} arrow={mergedArrow}>
          <Button {...btnProps}>Top</Button>
        </Tooltip>
        <Tooltip placement="topRight" title={text} arrow={mergedArrow}>
          <Button {...btnProps}>TR</Button>
        </Tooltip>
      </div>
      <div
        style={{
          width: buttonWidth,
          float: 'left',
          display: 'flex',
          flexDirection: 'column',
          rowGap: gap,
        }}
      >
        <Tooltip placement="leftTop" title={text} arrow={mergedArrow}>
          <Button>LT</Button>
        </Tooltip>
        <Tooltip placement="left" title={text} arrow={mergedArrow}>
          <Button>Left</Button>
        </Tooltip>
        <Tooltip placement="leftBottom" title={text} arrow={mergedArrow}>
          <Button>LB</Button>
        </Tooltip>
      </div>
      <div
        style={{
          width: buttonWidth,
          marginLeft: buttonWidth * 4 + 24,
          display: 'flex',
          flexDirection: 'column',
          rowGap: gap,
        }}
      >
        <Tooltip placement="rightTop" title={text} arrow={mergedArrow}>
          <Button>RT</Button>
        </Tooltip>
        <Tooltip placement="right" title={text} arrow={mergedArrow}>
          <Button>Right</Button>
        </Tooltip>
        <Tooltip placement="rightBottom" title={text} arrow={mergedArrow}>
          <Button>RB</Button>
        </Tooltip>
      </div>
      <div
        style={{
          marginLeft: buttonWidth,
          clear: 'both',
          display: 'flex',
          flexWrap: 'nowrap',
          columnGap: gap,
        }}
      >
        <Tooltip placement="bottomLeft" title={text} arrow={mergedArrow}>
          <Button {...btnProps}>BL</Button>
        </Tooltip>
        <Tooltip placement="bottom" title={text} arrow={mergedArrow}>
          <Button {...btnProps}>Bottom</Button>
        </Tooltip>
        <Tooltip placement="bottomRight" title={text} arrow={mergedArrow}>
          <Button {...btnProps}>BR</Button>
        </Tooltip>
      </div>
    </div>
  );
};

export default App;