/// <summary>
/// Event handler for button click in <see cref="CreateAccountWindow"/>.
/// <para>When Submit is clicked, the text fields check to make sure valid data is entered
/// using regular expressions in <see cref="util.RegexUtilities"/></para>
/// </summary>
///
private void CreateAccountSubmitButton_Click(object sender, RoutedEventArgs e)
{
#region TextField Error Checking
String errorMessage = null;
if (string.IsNullOrWhiteSpace(this.firstNameTextBox.Text))
{
errorMessage += " \"First Name\" ";
}
if (string.IsNullOrWhiteSpace(this.lastNameTextBox.Text))
{
errorMessage += " \"Last Name\" ";
}
if (string.IsNullOrWhiteSpace(this.emailTextBox.Text))
{
errorMessage += " \"Email\" ";
}
if (string.IsNullOrWhiteSpace(this.userPasswordBox.Password))
{
errorMessage += " \"Password\" ";
}
if (string.IsNullOrWhiteSpace(this.confirmUserPasswordBox.Password))
{
errorMessage += " \"Password\" ";
}
else if (this.confirmUserPasswordBox.Password != this.userPasswordBox.Password)
{
MessageBox.Show("Password do not match. Please try again.", "Invalid Password", MessageBoxButton.OK, MessageBoxImage.Error);
}
if (!(errorMessage == null))
{
MessageBox.Show($"{errorMessage} field(s) missing value", "Invalid Fields", MessageBoxButton.OK, MessageBoxImage.Asterisk);
}
#endregion
#region Regular Expression Checks
if (!util.RegexUtilities.IsValidEmail(this.emailTextBox.Text))
{
this.emailTextBox.Focus();
}
if (!util.RegexUtilities.IsValidPhoneNumber(this.phoneTextBox.Text))
{
this.phoneTextBox.Focus();
}
if (!util.RegexUtilities.IsValidPassword(this.userPasswordBox.Password))
{
this.userPasswordBox.Focus();
}
if (this.userPasswordBox.Password != this.confirmUserPasswordBox.Password)
{
this.lblConfirmPassword.Visibility = Visibility.Visible;
this.confirmUserPasswordBox.Focus();
}
if (!util.RegexUtilities.IsValidName(this.firstNameTextBox.Text))
{
this.firstNameTextBox.Focus();
}
if (!util.RegexUtilities.IsValidName(this.lastNameTextBox.Text))
{
this.lastNameTextBox.Focus();
}
#endregion
#region Create a user
//If all the data is valid...
if (util.RegexUtilities.IsValidPhoneNumber(this.phoneTextBox.Text) &&
util.RegexUtilities.IsValidName(this.firstNameTextBox.Text) &&
util.RegexUtilities.IsValidName(this.lastNameTextBox.Text) &&
util.RegexUtilities.IsValidEmail(this.emailTextBox.Text) &&
util.RegexUtilities.IsValidPhoneNumber(this.phoneTextBox.Text) &&
util.RegexUtilities.IsValidPassword(this.userPasswordBox.Password) &&
this.userPasswordBox.Password == this.confirmUserPasswordBox.Password)
{
//New instance of encryption class
util.HashManager encrypter = new util.HashManager();
util.UserData newUser = new util.UserData {
//Encrypt user data and set to newUser object
FirstName = this.firstNameTextBox.Text.ToUpper(),
LastName = this.lastNameTextBox.Text.ToUpper(),
Email = encrypter.HashTextSHA256(this.emailTextBox.Text),
PhoneNumber = encrypter.HashTextSHA256(this.phoneTextBox.Text),
Password = encrypter.HashUniqueTextSHA256(this.userPasswordBox.Password),
SecurityQuestion = this.securityQuestionComboBox.Text,
SecurityQuestionAnswer = encrypter.HashTextSHA256(this.securityQuestionTextBox.Text)
};
// SQL Connection String
string connectionString = DatabaseConnection.GetConnectionString();
// Open database connection and send that data to the database hashed.
DatabaseConnection dbConnection = new DatabaseConnection(connectionString);
// checks if account exists.
if (dbConnection.CheckAccountExists(newUser.Email, newUser.Password))
{
MessageBox.Show("Account already exists with this email", "Account Exists",
MessageBoxButton.OK, MessageBoxImage.Asterisk);
return;
}
else
{
var questionnaire = new QuestionaireWindow(ref newUser);
// If you do not press finish, show the dialog again.
while (questionnaire.ShowDialog() == false)
{
questionnaire = new QuestionaireWindow(ref newUser,
"Please press finish to confirm your account.");
}
}
try {
if (dbConnection.AddUserToDatabase(newUser))
{
LoginWindow loginWindow = new LoginWindow();
this.windowSettings.TransitionScreen(loginWindow, this);
}
} catch (SqlException) {
throw new Exception();
}
}
#endregion
}
/// <summary>
/// Event handler for GoBackButton click in <see cref="CreateAccountWindow"/>.
/// <para>When GoBack is clicked, the window goes back to the
/// login screen <see cref="window.CreateAccountWindow"/></para>
/// </summary>
///
private void GoBackButton_Click(object sender, RoutedEventArgs e)
{
Window window = new LoginWindow();
this.windowSettings.TransitionScreen(window, this);
}
