/** Button for canteen 4 */
private void Button4_Click(object sender, EventArgs e)
{
CashierCanteenFourForm canFour = new CashierCanteenFourForm();
canFour.Show();
CashierDashboardForm form = new CashierDashboardForm();
form.Dispose();
}
/** Button for canteen 3 */
private void Button3_Click(object sender, EventArgs e)
{
CashierCanteenThreeForm canThree = new CashierCanteenThreeForm();
canThree.Show();
CashierDashboardForm form = new CashierDashboardForm();
form.Dispose();
}
private void LoginLogic()
{
/** get username and password from text box */
string username = tbUsername.Text;
string password = tbPassword.Text;
string query = "SELECT * FROM petugas WHERE username = '******' AND password = '******'";
connection = new MySqlConnection(myConnection);
connection.Open();
try {
sqlCommand = connection.CreateCommand();
sqlCommand.CommandText = query;
reader = sqlCommand.ExecuteReader();
/** check are text box is null or filled */
if (username != "" && password != "")
{
if (reader.HasRows)
{
while (reader.Read())
{
/**
* get data response and take 'kelas' and 'nama' response
*
* on the database where 'kelas' = 1 is cashier
* and 'kelas' = 2 is balance administrator
*/
string userClass = reader["kelas"].ToString();
string userName = reader["nama"].ToString();
if (userClass == "1")
{
/**
* what is different between for example
* cashier.Show() and cashier.ShowDialog() if using cashier.Show()
* when using this.Close() the application will closed, and if using
* cashier.ShowDialog() this form will close and will focus to another
* form will be open, for example we will open AdminForm the application
* will focus to AdminForm
*/
MessageBox.Show("Selamat datang " + userName + "");
CashierDashboardForm cashier = new CashierDashboardForm();
cashier.labelCashierName.Text = "Selamat Datang " + userName + "";
cashier.foodTransaction1.tbCashierNameUC.Text = userName;
cashier.ShowDialog();
this.Close();
}
else if (userClass == "2")
{
MessageBox.Show("Selamat datang '" + userName + "'");
BalanceAdministratorForm balance = new BalanceAdministratorForm();
balance.tbAccountanName.Text = userName;
balance.ShowDialog();
this.Close();
}
}
}
else if (username == "admin" && password == "admin")
{
MessageBox.Show("welcome admin");
AdminDashboard admin = new AdminDashboard();
admin.ShowDialog();
this.Close();
}
else
{
MessageBox.Show("username atau password salah!!");
}
}
else if (username == "")
{
MessageBox.Show("username tidak boleh kosong!!");
}
else if (password == "")
{
MessageBox.Show("password tidak boleh kosong!!");
}
connection.Close();
} catch (Exception e) {
MessageBox.Show(e.Message.ToString());
}
}
