anvil/striker-ui/components/Panels/PanelHeader.tsx

import { ReactNode } from 'react';
import { Box } from '@mui/material';
import { styled } from '@mui/material/styles';
import { BORDER_RADIUS, DIVIDER } from '../../lib/consts/DEFAULT_THEME';

const PREFIX = 'PanelHeader';

const classes = {
  header: `${PREFIX}-header`,
};

const StyledBox = styled(Box)(() => ({
  position: 'relative',
  padding: '0 .7em',
  whiteSpace: 'pre-wrap',

  [`& .${classes.header}`]: {
    top: '-.3em',
    left: '-.3em',
    padding: '1.4em 0',
    position: 'absolute',
    content: '""',
    borderColor: DIVIDER,
    borderWidth: '1px',
    borderRadius: BORDER_RADIUS,
    borderStyle: 'solid',
    width: '100%',
  },
}));

type Props = {
  children: ReactNode;
};

const PanelHeader = ({ children }: Props): JSX.Element => {
  return (
    <StyledBox>
      <div className={classes.header} />
      {children}
    </StyledBox>
  );
};

export default PanelHeader;