public void PostCommand(Point p, Command unatt_c)
{
OutstationWrapper ow = Outstations.Where(x => x.Model.Id == p.OutstationID).SingleOrDefault();
if (ow != null)
{
if (ow.state == StackState.COMMS_UP)
{
unatt_c.TimestampSent = DateTime.UtcNow;
if (p.Type == BasicType.ANALOG_CONTROL)
{
AnalogOutputFloat32 aof = unatt_c.GetAnalogOutput();
var future = ow.Master.GetCommandProcessor().DirectOperate(aof, Convert.ToUInt32(p.PointIndex));
// Use a lambda to curry the command object into the callback as well
future.Listen((cr) => CommandComplete(unatt_c, cr));
}
else if (p.Type == BasicType.DIGITAL_CONTROL)
{
ControlRelayOutputBlock crob = unatt_c.GetCROB();
var future = ow.Master.GetCommandProcessor().DirectOperate(crob, Convert.ToUInt32(p.PointIndex));
// Use a lambda to curry the command object into the callback as well
future.Listen((cr) => CommandComplete(unatt_c, cr));
}
else
{
throw new ArgumentException("c.Point.Type != POINT_TYPE.{DIGITAL_CONTROL,ANALOG_CONTROL}");
}
// TODO: how to ensure this makes it into the DB before the callback gets fired?
// or does it not matter because the first line pushes it into the model?
p.Commands.Add(unatt_c);
TulipContext.SaveChanges();
}
else
{
throw new InvalidOperationException("Cannot issue command, communications with outstation down (COMMS_DOWN)");
}
}
}