function user(lastName, firstName, middleName, birthday, email, password, phone, gender, about){
    this.firstName = firstName;
    this.lastName = lastName;
    this.middleName = middleName;
    this.birthday = birthday;
    this.email = email;
    this.password = password;
    this.phone = phone;
    this.gender = gender;
    this.about = about;
}

function checkAnswer(data) {
    //Example JSON object output
    //alert("Check answer:" + JSON.stringify(data));
    alert(data);
    var status = data["status"];
    var statusText = data["statusText"];
    if (status !== null) {
        swal(status + " error. " + statusText);
    }

    var errortype = data["errortype"];
    if (data !== null && errortype !== null && errortype.length !== 0) {
        var message = data["message"];
        if (message.length !== 0) {
            swal(errortype, message);
        } else {
            swal(errortype);
        }
    }
}

function parseUser(){
    lastName = document.getElementById('lastName');
    firstName = document.getElementById('firstName');
    middleName = document.getElementById('fatherName');
    birthday = document.getElementById('date');
    email = document.getElementById('inputEmail');
    password = document.getElementById('inputPassword');
    confirmPassword = document.getElementById('confirmPassword');
    phone = document.getElementById('phoneNumber');
    about = document.getElementById('about');
    male = document.getElementById('genderMale');
    female = document.getElementById('genderFemale');
    gender = '';
    if( !male.checked && !female.checked){
        gender = '';
    } else {
        gender = (male.checked) ? 'male' : 'female';
    }
    if(password.value != confirmPassword.value){
        alert('passwords not equals');
        return '';
    } else {
        var userObj = new user(lastName.value, firstName.value, middleName.value, birthday.value, email.value, password.value, phone.value, gender, about.value);
        return JSON.stringify(userObj);
    }
}

function sendAjax(data, url, callback){
    $.ajax({
        dataType: "json",
        url: url,
        data: data,
        type: "POST",
        contentType:  "application/json; charset=utf-8"
    }).done(function (result) {
        callback(result);
    }).fail(function () {
        callback("Can't get JSON object for url" + ' ' + jsonUrl);
    });
}

function form_registration_submit() {
    stringUser = parseUser();
    if(stringUser != ''){
        var data = sendAjax(stringUser, "/registration/create_account", alert);
    }
}