let userName=$('#userNameTextOfLogin').val();
let password=$('#passwordTextOfLogin').val();

let loginData={
    "username": userName,
    "password": password,
    "${_csrf.parameterName}": "${_csrf.token}" //no idea about this
};

$.ajax({
    url:loginUrl,
    dataType:"text/html",
    data:JSON.stringify(loginData),
    method:"POST",

    async:true,
    success:function (resp) {
        // location.href="../index.html";
        localStorage.setItem("unique_sessiom_id","32424");
        localStorage.setItem("username",userName);
        alert("Done "+resp);
    },
    error:function (resp) {
        alert("Error "+resp);
    }
});