private void SubmitRegistration(object sender, RoutedEventArgs e)
{
if (String.IsNullOrEmpty(this.TxtUsername.Text)
|| String.IsNullOrEmpty(this.TxtEmail.Text)
|| String.IsNullOrEmpty(this.TxtPassword.Password))
{
MessageBox.Show("Username, email and password can not be empty!");
}
else if (this.TxtPassword.Password != this.TxtConfirmPassword.Password)
{
MessageBox.Show("Passwords are not the same!");
}
else
{
UserSet userToAdd = new UserSet();
userToAdd.Username = this.TxtUsername.Text;
userToAdd.Email = this.TxtEmail.Text;
userToAdd.PasswordHash = DataAccess.PasswordHash.HashPassword(this.TxtPassword.Password);
if (!String.IsNullOrEmpty(this.TxtCreditCardNumber.Text))
{
userToAdd.CreditCardNumberHash = DataAccess.PasswordHash.HashPassword(this.TxtCreditCardNumber.Text);
}
if (!String.IsNullOrEmpty(this.TxtAddress.Text))
{
userToAdd.Address = this.TxtAddress.Text;
}
if (!String.IsNullOrEmpty(this.TxtZipCode.Text))
{
userToAdd.Address = this.TxtZipCode.Text;
}
if (!String.IsNullOrEmpty(this.TxtFirstName.Text))
{
userToAdd.Address = this.TxtFirstName.Text;
}
if (!String.IsNullOrEmpty(this.TxtLastName.Text))
{
userToAdd.Address = this.TxtLastName.Text;
}
if (!String.IsNullOrEmpty(this.TxtTicketId.Text))
{
userToAdd.Address = this.TxtTicketId.Text;
}
if (!String.IsNullOrEmpty(this.TxtDiscountcardId.Text))
{
userToAdd.Address = this.TxtDiscountcardId.Text;
}
if (DataAccess.DataAccess.AddUser(userToAdd))
{
MessageBox.Show("Registration successful! Use your username and password to login.");
MainWindow mainWindow = new MainWindow();
this.Close();
mainWindow.ShowDialog();
}
else
{
MessageBox.Show("Oops, something went wrong in your registration!");
}
}
}
public static bool Login(UserSet user)
{
var userByUsername = Context.UserSet.FirstOrDefault(x => x.Username == user.Username);
if (userByUsername != null)
{
return userByUsername.PasswordHash == user.PasswordHash;
}
var userByEmail = Context.UserSet.FirstOrDefault(x => x.Email == user.Email);
return userByEmail != null && userByEmail.PasswordHash == user.PasswordHash;
}
public static bool AddUser(UserSet user)
{
try
{
if (Context.UserSet.Where(x => x.Username == user.Username).ToList().Count > 0
|| Context.UserSet.Where(x => x.Email == user.Email).ToList().Count > 0
|| Context.UserSet.Where(x => user.CreditCardNumberHash != null && x.CreditCardNumberHash == user.CreditCardNumberHash).ToList().Count > 0
|| Context.UserSet.Where(x => user.DiscountCardId != null && x.DiscountCardId == user.DiscountCardId).ToList().Count > 0)
{
throw new ArgumentException("User information with the same data already exists");
}
if (user.Username != null
&& user.Email != null
&& user.PasswordHash != null
)
{
Context.UserSet.Add(user);
Context.SaveChanges();
return true;
}
throw new ArgumentException("Username, email and password must not be empty!");
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
return false;
}
}
