private void ButtonSignup_Click(object sender, RoutedEventArgs e)
        {
            string mail            = TextBoxMail.Text;
            string password        = TextBoxPassword.Password;
            string confirmPassword = TextBoxConfirmPassword.Password;
            string firstName       = TextBoxFirstName.Text;
            string lastName        = TextBoxLastName.Text;
            string phone           = TextBoxPhone.Text;

            Validator validator = new Validator(new List <Input> {
                new Input("email", mail),
                new Input("password", password),
                new Input("confirm", password, confirmPassword)
            });

            //Affiche les erreurs
            if (validator.HasErrors)
            {
                string message = "";
                foreach (Input error in validator.Errors)
                {
                    message += error.Message + Environment.NewLine; // Environment.NewLine=\n
                }
                MessageBox.Show(message);                           //Ouvre une nouvelle petite fenêtre pour afficher les erreurs
            }
            else
            {
                Client client = new Client();
                client.Mail      = mail;
                client.Password  = password;
                client.FirstName = firstName;
                client.LastName  = lastName;
                client.Phone     = phone;

                ServiceAuthentication serviceAuthentication = new ServiceAuthentication();
                if (serviceAuthentication.Signup(client))
                {
                    PageHome pageHome = new PageHome();

                    ((MainWindow)Parent).Content = pageHome;
                }
                else
                {
                    MessageBox.Show("Sorry, something went wrong");
                }
            }
        }
        private void ButtonLogin_Click(object sender, RoutedEventArgs e)
        {
            string mail     = TextBoxMail.Text;
            string password = TextBoxPassword.Password;

            ServiceAuthentication serviceAuthentication = new ServiceAuthentication();

            bool isAuth = serviceAuthentication.Authenticate(mail, password);

            if (isAuth)
            {
                PageHome pageHome = new PageHome();

                ((MainWindow)Parent).Content = pageHome;
            }
            else
            {
                MessageBox.Show("Vos identifiants sont erronés, veuillez réessayer");
            }
        }