function handleTelefone(event){
    const regex = /^(?([0-9]{2}))?([0-9]{4,5})-?([0-9]{4})$/mg;
    var str = event.target.value.replace(/[^0-9]/g, '').slice(0, 11);
    const subst = `($1)$2-$3`;

    const result = str.replace(regex, subst);

    setTelefone(result);
}