private static IPrinterConnector _printSerialMenu()
{
var portName = ConsoleHelpers.PromptLine("Port name:");
var baudRate = 0;
var baudRateIsValid = false;
while (!baudRateIsValid)
{
baudRateIsValid = int.TryParse(ConsoleHelpers.PromptLine("Baud rate:"), out baudRate);
if (!baudRateIsValid)
{
ConsoleHelpers.WriteErrorLine("Baud rate must be an integer number, try again.");
}
}
return(new SerialPortConnector(portName, baudRate));
}
private static IPrinter _printMenu()
{
while (true)
{
Console.WriteLine("1. Connect to printer via USB");
Console.WriteLine("2. Connect to printer via serial port");
Console.WriteLine("3. Connect to printer via TCP network");
ConsoleHelpers.WriteErrorLine("0. Exit");
var option = ConsoleHelpers.PromptKey("Select option:");
Console.WriteLine();
IPrinterConnector connector;
switch (option.Key)
{
case ConsoleKey.D1:
connector = _printUsbMenu();
break;
case ConsoleKey.D2:
connector = _printSerialMenu();
break;
case ConsoleKey.D3:
connector = _printNetworkMenu();
break;
case ConsoleKey.D0:
Environment.Exit(0);
continue;
default:
ConsoleHelpers.WriteErrorLine("Invalid option, try again.");
Console.WriteLine();
continue;
}
return(new Printer(connector));
}
}
private static IPrinterConnector _printNetworkMenu()
{
var addressIsValid = false;
IPAddress ipAddress = null;
while (!addressIsValid)
{
addressIsValid = IPAddress.TryParse(ConsoleHelpers.PromptLine("IP Address:"), out ipAddress);
if (!addressIsValid)
{
ConsoleHelpers.WriteErrorLine("IP Address is not valid, try again.");
}
}
var portIsValid = false;
int port = 0;
while (!portIsValid)
{
if (int.TryParse(ConsoleHelpers.PromptLine("TCP Port (ej 9100):"), out port))
{
if (port >= 0 && port < 65535)
{
portIsValid = true;
}
}
if (!portIsValid)
{
ConsoleHelpers.WriteErrorLine("Port number is not valid, try again.");
}
}
return(new NetworkPrinterConnector(ipAddress, port));
}
