submitHandler.js

submitHandler.js

const submitHandler = async (event) => {    
    event.preventDefault();
    const currentUser = await Auth.currentAuthenticatedUser();
    try {
        const result = await API.graphql({
            query: createUser,
            variables: {
                input: {
                    id: currentUser.attributes.sub,
                    firstName: firstName,
                    lastName: secondName,
                    description: "description,"
                },
            },
        });
        console.log(result);
    } catch (err) {
        console.log(err);
    }
};