// Check user credentials and enable login if correct credentials
private void Login_Click(object sender, RoutedEventArgs e)
{
//var isCorrectCreds = CheckUserCredentials(UserNameTextBox.Text, PasswordTextBox.Text);
var validAppUser = UserLogin.CheckUserCredentials(UserNameTextBox.Text, PasswordTextBox.Text);
if (validAppUser != null)
{
_mainWindow.CurrentUserName = validAppUser.UserName;
_mainWindow.LogInApproved(validAppUser.UserType);
if (!_useAdminCreds)
{
ClearUserNameAndPasswordTextBoxes();
}
this.Close();
}
}