//login button
private void button1_Click(object sender, EventArgs e)
{
try
{
MySqlConnection myConn = new MySqlConnection(Connection.myConnection);
MySqlCommand SelectCommand = new MySqlCommand("Select * from cashier where username='******'and password='******';", myConn);
MySqlDataReader myReader;
myConn.Open();
myReader = SelectCommand.ExecuteReader();
int count = 0;
while (myReader.Read())
{
count = count + 1;
}
if (count == 1)
{
this.Hide();
cashier Cashier = new cashier();
Cashier.Show();
}
else
{
MessageBox.Show("Your Username Password is incorrect");
}
myConn.Close();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//payment button
private void button1_Click(object sender, EventArgs e)
{
if (textBox3.Text == "")
{
MessageBox.Show("You have not calculated the balance");
textBox2.Text = "";
textBox3.Text = "";
textBox4.Text = "";
}
else
{
try
{
DialogResult dialog = MessageBox.Show("Confirm the Payment?", "Payment Confirm", MessageBoxButtons.YesNo);
if (dialog == DialogResult.Yes)
{
MySqlConnection myConn = new MySqlConnection(Connection.myConnection);
MySqlCommand SelectCom = new MySqlCommand("insert into sales_invoice (invoiceNum,date,time,details,totalBill,discount,cashPaid,balance) values ('" + label7.Text + "','" + label1.Text + "','" + DateTime.Now.ToLongTimeString() + "','" + richTextBox1.Text + "','" + textBox1.Text + "','" + label9.Text + "','" + label10.Text + "','" + textBox3.Text + "') ", myConn);
MySqlCommand SelectCom1 = new MySqlCommand("insert into cash_received_from_sales (invoiceNum,date,time,cashPaid) values ('" + label7.Text + "','" + label1.Text + "','" + DateTime.Now.ToLongTimeString() + "','" + label10.Text + "')", myConn);
MySqlDataReader myReader;
MySqlDataReader myReader1;
myConn.Open();
myReader = SelectCom.ExecuteReader();
myConn.Close();
if (label10.Text != "0.00")
{
myConn.Open();
myReader1 = SelectCom1.ExecuteReader();
}
MessageBox.Show("Payment has been completed");
this.Close();
foreach (Form s in Application.OpenForms)
{
if (s.Text == "Cashier")
{
s.Close();
break;
}
}
cashier c = new cashier();
c.Show();
}
else if (dialog == DialogResult.No)
{
textBox2.Text = "";
textBox3.Text = "";
textBox4.Text = "";
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
//close the form
private void button6_Click(object sender, EventArgs e)
{
try
{
DialogResult dialog = MessageBox.Show("Do you really want to clear the bill?", "Clear", MessageBoxButtons.YesNo);
if (dialog == DialogResult.Yes)
{
MySqlConnection myConn = new MySqlConnection(Connection.myConnection);
MySqlCommand SelectCom = new MySqlCommand("delete from sales where invoiceNum = '" + label7.Text + "'", myConn);
MySqlDataReader myReader;
myConn.Open();
myReader = SelectCom.ExecuteReader();
this.Close();
cashier c = new cashier();
c.Show();
}
else if (dialog == DialogResult.No)
{
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
