/// <summary>
/// Intercambia un comando con el controlador fiscal.
/// </summary>
///
/// <param name="cmd">El comando a enviar</param>
/// <returns>La respuesta recibida</returns>
public MOutput ExchangePacket(CMD_Generic cmd)
{
LastError = null;
var cmdBin = ((MInput)cmd.InputObject).GetCommand();
var mo = (MOutput)cmd.OutputObject;
if (!cancelling)
{
var rcvBin = ExchangePacketBin(cmdBin);
if (rcvBin == null)
{
cancelling = true;
}
if (!cancelling)
{
mo.SetFromCommand(rcvBin);
if (mo.ErrorCodeInt != 0)
{
LastError = $"Error {mo.ErrorCodeInt.ToString("X").PadLeft(4, '0')}-'{mo.ErrorCode}'\nComando: {cmd}";
return(null);
}
}
}
return(cancelling? null: mo);
}
/// <summary>
/// Devuelve el equivalente en hexadecimal de un comando.
/// </summary>
///
/// <param name="cmd"></param>
/// <param name="msg"></param>
/// <returns></returns>
public static bool ToHexaCommand(this CMD_Generic cmd, out string msg)
{
var mi = (MInput)cmd.InputObject;
return(mi.ToHexaCommand(out msg));
}