private void btnLogin_Clicked(object sender, EventArgs e) { if (!db.EmailRegistered(tbEmail.Text)) { ErrorMessage.Text = "User does not exist!"; return; } User user = db.GetUser(tbEmail.Text); if (PasswordUtils.CheckPasssword(user.Password, tbPassword.Text)) { NavigationPage newPage = new NavigationPage(new HomeP(user)); newPage.Title = "Golden Rhino"; mainPage.MainPage = newPage; return; } ErrorMessage.Text = "Incorrect password!"; }