private void btnAddComputer_Click(object sender, RoutedEventArgs e)
{
var clientListString = "";
clientListString += Convert.ToInt32(txRoomNr.Text) + " " + Convert.ToInt32(txtbNr.Text) + " " + txbName.Text +
" " +
"" + " " + txbMacAddress.Text + Environment.NewLine;
var fileClients = new StreamWriter("clients.txt", true);
fileClients.Write(clientListString);
fileClients.Close();
var lc = new LabClient(Convert.ToInt32(txRoomNr.Text), txbName.Text, Convert.ToInt32(txtbNr.Text),
txbMacAddress.Text);
Service.GetInstance().clientlist.Add(lc);
MessageBox.Show(
"The LabClient has been added, if its turn on it should appear on the list with a white background");
Close();
}
private void button_Click(object sender, RoutedEventArgs e)
{
LabClient lc = (LabClient)listBox.SelectedItem;
if (lc != null)
{
string line;
string text = File.ReadAllText("clients.txt");
using (var file = File.Open("clients.txt", FileMode.Open, FileAccess.ReadWrite))
{
var reader = new StreamReader(file);
while ((line = reader.ReadLine()) != null)
{
if (line.Contains(lc.ComputerName))
{
if (Regex.IsMatch(macAdresstxb.Text, "^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}|(?:[0-9a-fA-F]{2}-){5}[0-9a-fA-F]{2}|(?:[0-9a-fA-F]{2}){5}[0-9a-fA-F]{2}$"))
{
lc.ComputerName = computerNametxb.Text;
lc.Mac = macAdresstxb.Text;
StringBuilder newFile = new StringBuilder();
string newline = lc.BoothName + " " + lc.BoothNo + " " + lc.ComputerName + " " + lc.Mac;
text = text.Replace(line, newline);
MessageBox.Show("The computer was replaced");
}
else
{
MessageBox.Show("Mac address is in a wrong format");
}
}
}
}
File.WriteAllText("clients.txt", text);
listBox.ItemsSource = null;
listBox.ItemsSource = service.GetLabComputersFromStorage();
}
}
