import React from 'react'import PropTypes from 'prop-types'import { formatBytes } from '../utils'import { useRecordContext } from 'react-admin'import { makeStyles } from '@material-ui/core'const useStyles = makeStyles((theme) => ({root: {display: 'inline-block',},}))export const SizeField = ({ source, ...rest }) => {const classes = useStyles()const record = useRecordContext(rest)if (!record) return nullreturn (<span className={classes.root}>{record[source] ? formatBytes(record[source]) : '0 MB'}</span>)}SizeField.propTypes = {label: PropTypes.string,record: PropTypes.object,source: PropTypes.string.isRequired,}SizeField.defaultProps = {addLabel: true,}