private bool isInvalid()
{
bool isInvalid = false;
int test;
if (((!int.TryParse(txtFlightNum.Text, out test)) || test < 0) || txtFlightNum.Text == string.Empty)
{
txtMsg.Visible = true;
txtMsg.Text = "Red boxes need attention";
txtFlightNum.BackColor = Color.LightPink;
isInvalid = true;
}
else if (a.getFlight(Convert.ToInt32(txtFlightNum.Text)) != null)
{
txtMsg.Visible = true;
txtMsg.Text = "Red boxes need attention";
txtFlightNum.BackColor = Color.LightPink;
isInvalid = true;
}
else
{
txtFlightNum.BackColor = Color.White;
}
if (((!int.TryParse(txtMaxCap.Text, out test)) && test > 0) || txtMaxCap.Text == string.Empty)
{
txtMsg.Visible = true;
txtMsg.Text = "Red boxes need attention";
txtMaxCap.BackColor = Color.LightPink;
isInvalid = true;
}
else
{
txtMaxCap.BackColor = Color.White;
}
if (!name.IsMatch(txtOrigin.Text))
{
txtMsg.Visible = true;
txtMsg.Text = "Red boxes need attention";
txtOrigin.BackColor = Color.LightPink;
isInvalid = true;
}
else
{
txtOrigin.BackColor = Color.White;
}
if (!name.IsMatch(txtDest.Text))
{
txtMsg.Visible = true;
txtMsg.Text = "Red boxes need attention";
txtDest.BackColor = Color.LightPink;
isInvalid = true;
}
else
{
txtDest.BackColor = Color.White;
}
return(isInvalid);
}
private void BtnAddBook_Click(object sender, EventArgs e)
{
int fid, cid;
if (int.TryParse(txtFlNum.Text, out fid) && int.TryParse(txtCustId.Text, out cid))
{
Customer c = a.getCustomer(cid);
Flight f = a.getFlight(fid);
a.addBooking(c, f);
string name = c.getFirstName() + " " + c.getLastName();
a.addPassenger(f.getFlightNumber(), c.getId(), name);
txtFlNum.Text = "";
txtCustId.Text = "";
dgv_Book.DataSource = a.bookingList();
}
else
{
txtMsg.Visible = true;
txtMsg.Text = "please select a valid flight and customer";
}
}
