Reputation: 93
I've a functional react component like this, using Tanstack Query v4 and react 18:
const Userview = (props) => {
...
const userQueries = useQueries({
queries: props.users.map((user) => {
return {
queryKey: ['users', user.id],
queryFn: () => fetchUserById(user.id),
{
enabled: props.users,
},
{
headers: {
'Content-Type': 'application/json',
}
}),
},
{
onSuccess: (v) => {
console.log(v)
},
onError: (e) => {
console.log(e)
},
}
}),
})
useEffect(() => {
if (props.users) {
console.log(props.users);
}
}, [props.users])
...
}
How do i execute the queries when props.users
is no longer undefined
? Now i'm getting the error because of props.users.map()
is undefined on first mounting. Is there a correct way, or a "best practice" to do this? I've only found this case for a single useQuery in the docs.
Upvotes: 1
Views: 684