private void BtnSubmit_Click(object sender, RoutedEventArgs e)
{
if (TbEmail.Text.Length == 0)
{
Errormessage.Text = "Enter an email.";
TbEmail.Focus();
}
else if (!Regex.IsMatch(TbEmail.Text, @"^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$"))
{
Errormessage.Text = "Enter a valid email.";
TbEmail.Select(0, TbEmail.Text.Length);
TbEmail.Focus();
}
else
{
string email = TbEmail.Text;
string password = Passb.Password;
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["InternetShop.Properties.Settings.DbCarConnectionString"].ConnectionString);
con.Open();
SqlCommand cmd = new SqlCommand("Select * from Users where email='" + email + "' and password='******'", con);
cmd.CommandType = CommandType.Text;
SqlDataAdapter adapter = new SqlDataAdapter();
adapter.SelectCommand = cmd;
DataSet dataSet = new DataSet();
adapter.Fill(dataSet);
if (dataSet.Tables[0].Rows.Count > 0)
{
string username = dataSet.Tables[0].Rows[0]["name"].ToString() + " " + dataSet.Tables[0].Rows[0]["surname"].ToString();
// FACTORY METHOD and Proxy
//for proxy // create some features for some users
var features = new FeaturesOperator();
// Pattern MEMENTO // save state that user is authorizate
originator.State = email;
caretaker.Memento = originator.CreateMemento();
var t = new ShowProductsWindow(caretaker, features); // Session for concrete creator ( for email and login);
t.Show(); // t.FactoryMethod();
//welcome.TextBlockName.Text = username;//Sending value from one form to another form.
Close();
}
else
{
Errormessage.Text = "Sorry! Please enter existing emailid/password.";
}
con.Close();
}
}
public ShowProductsWindow(Caretaker caretaker = null, FeaturesOperator features = null)
{
InitializeComponent();
_caretaker = caretaker;
_features = features;
if (features != null)
{
TvCategory.ItemsSource = Request();
}
else
{
TvCategory.ItemsSource = CategoryCreator.GetCreatorList();
}
if (_caretaker.Memento.State != null && _caretaker.Memento.State != "")
{
BtnSignIn.Content = _caretaker.Memento.State;
}
}