private async void BtnSalvar_Clicked(object sender, EventArgs e)
        {
            if (!ValidaDados())
            {
                return;
            }

            try
            {
                ToastProgress.Show();
                await firebaseHelper.VerificaEmail(txtEmail.Text.Trim());

                await firebaseHelper.AddUser(txtEmail.Text.Trim(), txtSenha.Text.Trim());

                await firebaseHelper.AddPerson(txtNome.Text.Trim(), txtEmail.Text.Trim(), txtTelefone.Value.ToString(), txtCPF.Value.ToString().Replace(',', '.'), txtCNH.Text.Trim(), "service-provider");

                LoginViewModel viewModel = new LoginViewModel();
                await viewModel.Login(txtEmail.Text, txtSenha.Text);

                ToastProgress.Hide();
                UserDialogs.Instance.Toast("Cadastro realizado com sucesso!", TimeSpan.FromSeconds(3));
            }
            catch (Exception ex)
            {
                ToastProgress.Hide();
                string error = Validations.ErrorValidator.ValidaErrosAuth(ex.Message);
                await DisplayAlert("Ooopss...", error + "\n\nTente novamente!", "OK");
            }
        }