#pragma warning disable IDE0060 // Remove unused parameter
/// <summary>
/// Pings to see if a RemoteController server is active and if it is, return the IP
/// </summary>
/// <param name="client">The <see cref="RCClient"/> object</param>
public static string GetActiveServerIP(this RCClient client)
#pragma warning restore IDE0060 // Remove unused parameter
{
int maxLength = 254;
string localIP = new SimpleTcpServer().GetIPAddresses().FirstOrDefault().MapToIPv4().ToString();
if (localIP == null)
{
return(null);
}
localIP = localIP.Remove(localIP.LastIndexOf('.'));
string localIPWithoutID = localIP;
for (int i = 0; i <= maxLength; i++)
{
try
{
localIP = $"{ localIPWithoutID }.{ i }";
using (var tcpClient = new TcpClient())
{
if (!tcpClient.ConnectAsync(localIP, ServerPort).Wait(100))
{
throw new Exception();
}
break;
}
}
catch (Exception)
{
if (i == maxLength)
{
return(null);
}
else
{
continue;
}
}
}
return(localIP);
}
