using System;
using BorgCh;
using BorgCh.Comm.Modbus;

public class gateway
{
	MasterRtu rtu;
	SlaveTcp tcp;

	public gateway( String serportparams, int port )
	{
		rtu = new MasterRtu( serportparams );
		tcp = new SlaveTcp( (ushort)port );
		for( int i=0; i<255; i++ )
		{
			tcp.add_calls( i, rtu );
		}
	}

	public void run()
	{
		Console.WriteLine( "looping..." );
		while( true )
		{
			System.Threading.Thread.Sleep( 1000 );
		}
	}

	public static int Main( String[] args )
	{
		String serportparams;
		int port = 1502;

		if( args.Length < 1 || args.Length > 2 )
		{
			Console.WriteLine(
			"\n" +
			"usage:\n" +
			"  modbusgw.exe serportspec [port]\n" +
			"\n" +
			"  serportspec:  portname-baudrate-databits-parity-stopbits\n" +
			"    parity:     'N' 'E' 'O'\n" +
			"    stopbits    '1' '1.5' '2'\n" +
			"  port:         TCP port number, default is 1502.\n" +
			"\n" +
			"example:\n" +
			"  modbusgw.exe COM1:-115200-8-N-1 1502\n" +
			""
			);
			return 1;
		}
		serportparams = args[0];
		if( args.Length > 1 )
		{
			if( !Int32.TryParse( args[1], out port ) )
			{
				Console.WriteLine( "Port must be an integer." );
				return 1;
			}
			if( port < 1 || port > 65535 )
			{
				Console.WriteLine( "Port must be between 1 and 65535." );
				return 1;
			}
		}
		// Logger.get_logger( "" ).set_level( LogLevel.ALL );
		Logger.set_default_level( LogLevel.ALL );
		gateway gw = new gateway( serportparams, port );
		gw.run();
		return 0;
	}
}