public override void Delete()
{
try
{
var item = DataBase.CustomerList.SingleOrDefault(x => x.ID == int.Parse(TxtIDCli.Text));
if (item != null)
{
MessageBox.Show(TxtNaCli.Text + " Has been Successfully deleted");
DataBase.CustomerList.Remove(item);
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
}
else
{
MessageBox.Show(TxtNaCli.Text + " Is not in Our Database");
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
}
}
catch (Exception error)
{
MessageBox.Show("Error" + error);
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
}
//DataBase.ProductsList.RemoveAll(x => x.ID == int.Parse(TxtIdPro.Text));
/*foreach (var c in DataBase.ProductsList)
{
if (c.ID == int.Parse(TxtIdPro.Text))
{
MessageBox.Show(TxtDesPro.Text + " Has been Successfully deleted");
DataBase.ProductsList.Remove(c);
}
else
{
MessageBox.Show(TxtDesPro.Text + " Is not in Our stock");
}
}*/
}
public override Boolean Save()
{
if (string.IsNullOrWhiteSpace(TxtIDCli.Text) || string.IsNullOrWhiteSpace(TxtNaCli.Text) || string.IsNullOrWhiteSpace(TxtAdCli.Text))
{
MessageBox.Show("All fields are mandatory", "error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return false;
}
else
{
var item = DataBase.CustomerList.SingleOrDefault(x => x.ID == int.Parse(TxtIDCli.Text));
if (item == null)
{
try
{
DataBase.CustomerList.Add(new Customer(int.Parse(TxtIDCli.Text), TxtNaCli.Text, TxtAdCli.Text));
MessageBox.Show(TxtNaCli.Text + " has been successfully saved ");
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
return true;
}
catch (Exception error)
{
MessageBox.Show("Error" + error);
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
return false;
}
}
else
{
MessageBox.Show("The custumer with ID " + TxtIDCli.Text + "Already is in the DataBase");
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
return false;
}
}
}
private void button4_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(TxtIDCli.Text) || string.IsNullOrWhiteSpace(TxtNaCli.Text) || string.IsNullOrWhiteSpace(TxtAdCli.Text))
{
MessageBox.Show("All fields are mandatory", "error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
var item = DataBase.CustomerList.SingleOrDefault(x => x.ID == int.Parse(TxtIDCli.Text));
if (item != null)
{
try
{
item.Name = TxtNaCli.Text;
item.Address = TxtAdCli.Text;
MessageBox.Show(TxtNaCli.Text + " has been successfully updated");
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
}
catch (Exception error)
{
MessageBox.Show("Error" + error);
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
TxtIDCli.Focus();
}
}
else
{
MessageBox.Show("You cannot Update or change the customer ID");
TxtIDCli.Text = "";
TxtNaCli.Text = "";
TxtAdCli.Text = "";
}
}
}
