private string Subscribe(string[] items)
{
try
{
if (items.Length != 3)
{
return("err,invalid command");
}
var lineId = Convert.ToInt32(items[1]);
if (items[2] == "all")
{
logger.LogDebug($"Subscribe all Labels on channel: {lineId}");
bool result = false;
for (byte label = 0; ; label++)
{
result = hardware.SubscribeA429Data(lineId, label);
if (label == 255)
{
break;
}
}
if (result)
{
return("ok");
}
}
else
{
var label = Convert.ToByte(items[2], 8);
if (hardware.SubscribeA429Data(lineId, label))
{
return("ok");
}
}
}
catch (Exception ex)
{
logger.LogWarning($"Subscribe failed on channel: {Id} Error:{ex.Message}");
}
return("err");
}