/// <summary>
/// Logs in the user
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void loginButton_Click(object sender, EventArgs e)
{
SimpleAES encrypt = new SimpleAES();
String name = NameBox.Text;
String password = PasswordBox.Text;
password = encrypt.EncryptToString(password);
try
{
Employee employee = _controller.EmployeeLogIn(name, password);
if (employee == null )
{
MessageBox.Show(@"No valid user found, please try your user name and password again");
}
else if (employee.PositionId == 1 && employee.Enabled == 1)
{
MessageBox.Show(@"Valid login. Welcome Nurse " + employee.FirstName + " " + employee.LastName);
employeeUser = employee;
NorthwindAdmin homeN = new NorthwindAdmin(employee);
homeN.Show();
this.Hide();
}
else if (employee.PositionId == 3 && employee.Enabled == 1)
{
MessageBox.Show(@"Valid login. Welcome Admin " + employee.FirstName + " " + employee.LastName);
employeeUser = employee;
NorthwindAdmin homeA = new NorthwindAdmin(employee);
homeA.Show();
this.Hide();
}
else if ((employee.PositionId == 3 || employee.PositionId == 1) & employee.Enabled == 0)
{
MessageBox.Show(@"Your account is currently disabled, please contact an admin.");
}
else
{
MessageBox.Show(@"Only Nurses Or Administrators May login at this time.");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString() + "Something happened");
}
}
private void loadEmployeeData()
{
this.Text = String.Concat("Viewing Employee - ", employee.FirstName.Trim(), " ", employee.LastName.Trim());
firstNameTextBox.Text = employee.FirstName.Trim();
middleInitialTextBox.Text = employee.MiddleInitial.Trim();
lastNameTextBox.Text = employee.LastName.Trim();
if ((employee.Gender == "F"))
{
femaleRadioButton.Checked = true;
}
else
{
maleRadioButton.Checked = true;
}
int position = employee.PositionId;
ssnTextBox.Text = employee.Ssn.ToString().Trim();
zipTextBox.Text = employee.Zip.ToString().Trim();
PhoneTextBox.Text = employee.Phone.Trim();
JobBox.SelectedIndex = employee.PositionId-1;
dateTimePicker.Text = employee.Dob.ToShortDateString().Trim();
addressTextBox.Text = employee.Address.Trim();
cityTextBox.Text = employee.City.Trim();
StateComboBox.Text = employee.State;
if (employee.Login != null && employee.Login.Trim() != "")
{
loginTextBox.Text = employee.Login;
SimpleAES encrypt = new SimpleAES();
passwordTextBox.Text = encrypt.DecryptString(employee.Password.Trim());
}
if (employee.Enabled == 1)
{
enabledCheckBox.Checked = true;
}
else
{
enabledCheckBox.Checked = false;
}
AddNewButton.Enabled = false;
UpdateButton.Enabled = true;
}
/// <summary>
/// Logs a user in
/// </summary>
/// <param name="userName">the login name</param>
/// <param name="password">the person's password</param>
/// <returns>an employee object for that user if there is one, or null otherwise</returns>
public static Employee EmployeeLogIn(String userName, String password)
{
Employee employeeReturn = null;
Employee employee = new Employee();
SimpleAES encrypt = new SimpleAES();
String selectStatement = "Select employeeID, enabled, first_name, last_name, last_login, password, positionID, login, password from employees "
+"where login = @username and password = @password";
try
{
using (SqlConnection connection = NorthwindDbConnection.GetConnection())
{
connection.Open();
using (SqlCommand selectCommand = new SqlCommand(selectStatement, connection))
{
selectCommand.Parameters.AddWithValue("@username", userName);
selectCommand.Parameters.AddWithValue("@password", password);
using (SqlDataReader reader = selectCommand.ExecuteReader())
{
while (reader.Read())
{
employee.EmployeeId = (Int32)reader["employeeID"];
employee.Enabled = (Byte)reader["enabled"];
employee.FirstName = reader["first_name"].ToString().Trim();
employee.LastLogin = reader["last_login"].ToString().Trim();
employee.LastName = reader["last_name"].ToString().Trim();
employee.Login = reader["login"].ToString().Trim();
employee.Password = reader["password"].ToString().Trim();
employee.PositionId = (Int32)reader["positionID"];
}
}
selectStatement = " Update employees SET last_login = getdate()"
+ " where employeeID = " + employee.EmployeeId;
SqlCommand selectCommand2 = new SqlCommand(selectStatement, connection);
selectCommand2.ExecuteNonQuery();
}
}
if (employee.Login != null && employee.Login != "")
{
employeeReturn = employee;
} else {
return employeeReturn;
}
}
catch (SqlException ex)
{
throw ex;
}
catch (Exception ex)
{
throw ex;
}
return employeeReturn;
}
private Employee CreateEmployee()
{
if ((femaleRadioButton.Checked == false) & (maleRadioButton.Checked == false))
{
MessageBox.Show
(
@"Please select gender.");
}
else
{
if ((femaleRadioButton.Checked == true))
{
gender = "F";
}
else
{
gender = "M";
}
// This is going to check if anything needs to be fixed
Boolean loginInfoSet = false;
employee.Enabled = 0;
if ((loginTextBox.Text.Trim().Length > 0) & (passwordTextBox.Text.Trim().Length > 0))
{
Boolean uniqueLogin = true;
if ((employee.Login.Trim() != loginTextBox.Text.Trim()))
{
uniqueLogin = _controller.VerifyUniqueLogin(loginTextBox.Text);
}
if (uniqueLogin)
{
loginInfoSet = true;
employee.Login = loginTextBox.Text;
SimpleAES encrypt = new SimpleAES();
employee.Password = encrypt.EncryptToString(passwordTextBox.Text);
employee.Enabled = 1;
}
else
{
MessageBox.Show(@"That Login is already in use.");
}
}
if (loginInfoSet)
{
if ((int.TryParse(ssnTextBox.Text, out ssn)) & (ssnTextBox.Text.Length == 9))
{
if ((int.TryParse(zipTextBox.Text, out zip)) & (zipTextBox.Text.Length == 5))
{
long phone;
PhoneTextBox.Text = PhoneTextBox.Text.Trim();
if ((long.TryParse(PhoneTextBox.Text, out phone)) & (PhoneTextBox.Text.Length >= 10))
{
if ((firstNameTextBox.Text != "") & (lastNameTextBox.Text != "") & (ssn != 0) & (zip != 0) &
(addressTextBox.Text != "") & (cityTextBox.Text != "") & (StateComboBox.Text != ""))
{
//Check Details
employee.FirstName = firstNameTextBox.Text;
employee.MiddleInitial = middleInitialTextBox.Text;
employee.LastName = lastNameTextBox.Text;
employee.Gender = gender;
employee.Ssn = ssn;
employee.Zip = zip;
employee.PositionId = JobBox.SelectedIndex + 1;
employee.Phone = phone.ToString();
employee.Dob = dateTimePicker.Value.Date;
employee.Address = addressTextBox.Text;
employee.City = cityTextBox.Text;
employee.State = StateComboBox.Text;
return employee;
}
else
{
MessageBox.Show(@"Please check all the required fields and make sure you entered the proper information.");
}
}
else
{
MessageBox.Show(
@"Phone number needs to be numbers only, remove any non digit characters like -'s or ()'s and is at least 10 numbers.");
}
}
else
{
MessageBox.Show(
@"Please enter Zip as a number and that you have entered the right amount of numbers. Please check.");
}
}
else
{
MessageBox.Show(
@"Please enter Social as a number with no dashes, or you may not have entered the right amount of numbers. Please check.");
}
}
else
{
MessageBox.Show(@"You need to have a login and password.");
}
}
return null;
}
