import React, { memo } from 'react'import Typography from '@material-ui/core/Typography'import sanitizeFieldRestProps from './sanitizeFieldRestProps'import md5 from 'blueimp-md5'import { useRecordContext } from 'react-admin'export const MultiLineTextField = memo(({className,emptyText,source,firstLine,maxLines,addLabel,...rest}) => {const record = useRecordContext(rest)const value = record && record[source]let lines = value ? value.split('\n') : []if (maxLines || firstLine) {lines = lines.slice(firstLine, maxLines)}return (<TypographyclassName={className}variant="body2"component="span"{...sanitizeFieldRestProps(rest)}>{lines.length === 0 && emptyText ? emptyText : lines}</Typography>)},)MultiLineTextField.displayName = 'MultiLineTextField'MultiLineTextField.defaultProps = {addLabel: true,firstLine: 0,}