React component error

import React, $\{$ useState $\}$ from 'react';

const DataForm $=(\{$ addNewItem $\})=>\{$

const $[$name$,$ setName$]=$ useState$(\text{'}\text{'})$;

const $[$brand$,$ setBrand$]=$ useState$(\text{'}\text{'})$;

const $[$price$,$ setPrice$]=$ useState$(\text{'}\text{'})$;

const $[$error$,$ setError$]=$ useState$($null$)$;

const $[$success$,$ setSuccess$]=$ useState$($false$)$;

const handleSubmit $=$ async $($e$)=>\{$

e$.$preventDefault$()$;

$//$ Client$-$side validation

if $(!$name $||!$brand $||!$price$)\{$

setError$(\text{'}$All fields are required'$)$;

return;

$\}$

const priceNumber $=$ parseFloat$($price$)$;

if $($isNaN$($priceNumber$))\{$

setError$(\text{'}$Price must be a valid number'$)$;

return;

$\}$

try $\{$

const response $=$ await fetch$(\text{'}$url goes here', $\{$

method: 'POST',

headers: $\{$

'Content$-$Type': 'application$/$json$\text{'},$

$\},$

body: JSON.stringify$(\{$ name, brand, price: priceNumber $\}),$

$\})$;

const data $=$ await response.json$()$;

if $($data$.$success$)\{$

setSuccess$($true$)$;

addNewItem$($data$.$newItem$)$;

setName$(\text{'}\text{'})$;

setBrand$(\text{'}\text{'})$;

setPrice$(\text{'}\text{'})$;

$\}$ else $\{$

setError$(\text{'}$Failed to add the item'$)$;

$\}$

$\}$ catch $($err$)\{$

setError$(\text{'}$An error occurred'$)$;

$\}$

$\}$;

return $($

$\{$error$\}$Item added successfully!