public static StartupArguments?Parse(IEnumerable <string> args)
{
Guard.NotNull(args, nameof(args));
string?comPortName = null;
WirelessNetworkAddress?oldAddress = null;
WirelessNetworkAddress?newAddress = null;
DeviceCapabilities? capabilities = null;
foreach (string arg in args)
{
if (arg.StartsWith("port=", StringComparison.OrdinalIgnoreCase))
{
comPortName = arg.Substring("port=".Length).ToUpperInvariant();
}
else if (arg.StartsWith("new=", StringComparison.OrdinalIgnoreCase))
{
newAddress = ParseAddress(arg.Substring("new=".Length));
}
else if (arg.StartsWith("old=", StringComparison.OrdinalIgnoreCase))
{
oldAddress = ParseAddress(arg.Substring("old=".Length));
}
else if (arg.StartsWith("cap=", StringComparison.OrdinalIgnoreCase))
{
capabilities = ParseCapabilities(arg.Substring("cap=".Length));
}
else
{
throw new Exception($"Invalid startup argument: '{arg}'");
}
}
if (comPortName == null || newAddress == null)
{
string title = "Dog Agility Competition Management - Device Configurer" + AssemblyReader.GetInformationalVersion();
string exeName = GetExeName();
Console.WriteLine(title);
Console.WriteLine();
Console.WriteLine("Usage:");
Console.WriteLine($" {exeName} port=com-port [old=old-address] new=new-address [cap=capabilities]");
Console.WriteLine();
Console.WriteLine("Arguments:");
Console.WriteLine(" com-port RS-232 (COM) port to which the mediator is connected.");
Console.WriteLine(" old-address Network address currently assigned to device.");
Console.WriteLine(" When omitted, 000000 is assumed.");
Console.WriteLine(" new-address Network address to assign to the new device.");
Console.WriteLine(" capabilities Comma-separated list of capabilities to assign to the new");
Console.WriteLine(" device. When omitted, a mediator device is assumed.");
Console.WriteLine();
Console.WriteLine("See the CIRCE specification for details about capabilities. Allowed values:");
Console.WriteLine(GetAllowedCapabilities());
Console.WriteLine();
return(null);
}
return(new StartupArguments(comPortName, oldAddress, newAddress, capabilities));
}