Padel-Tournaments-System/frontend/normal_user/logowanie/rejestracja/myscript.js

function register() {
    fetch('https://dragonmaster.pl/inz/user/create', {
        method: "PUT",
        headers: {
            'Content-type': 'application/json'
        },
        body: JSON.stringify(
            {
                "username": document.getElementById("regusername").value,
                "name": document.getElementById("regname").value,
                "surname": document.getElementById("regsurname").value,
                "password": document.getElementById("regpassword").value,
                "mail": document.getElementById("regmail").value,
                "phone": document.getElementById("regphone").value
            }
        )
    }
    )
        .then(res => {
            if (res.ok) {
                alert("Teraz mozesz się zalogować!")
                window.location.href = '../index.html'
            }
            else { console.log("Coś poszło nie tak!") }
            return res
        })
        .then(res => res.json())
        .then(data => console.log(data))
        .catch(error => console.log(error))
}