public IActionResult Get()
{
string result = null;
/*
* expiring - values published to me need to expire at some point in time.
* we want mutliple requests to give new results
* , and we want values published to go away when the publishing sources go away
* (maybe link to presence?)
*/
var temps = new List <IoTTemp>();
IoTTemp temp = null;
foreach (var x in _keys)
{
if (_cache.TryGetValue <IoTTemp>(x, out temp))
{
if (temp != null)
{
temps.Add(temp);
}
}
}
return(new MetricsResult(new Microsoft.Net.Http.Headers.MediaTypeHeaderValue("text/plain"), temps));
}
public IActionResult Save([FromBody] MetricMsg message)
{
MetricMsg.ChannelUnit unit;
if (!Enum.TryParse(message.units, out unit))
{
return(this.StatusCode(400, message.units));
}
if (string.IsNullOrWhiteSpace(message.channel))
{
return(StatusCode(400, "No channel"));
}
var parts = message.channel.Split('/');
var key = string.Format("{0}-{1}", parts[parts.Length - 1], unit);
var entry = _cache.CreateEntry(key);
if (null == _keys.FirstOrDefault(x => string.Compare(x, key) == 0))
{
_keys.Add(key);
}
entry.AbsoluteExpirationRelativeToNow = new TimeSpan(0, 1, 30);
switch (unit)
{
case (MetricMsg.ChannelUnit.deg_c):
case (MetricMsg.ChannelUnit.deg_f):
{
var itt = new IoTTemp {
src = parts[parts.Length - 1],
};
entry.Value = itt;
if (unit == MetricMsg.ChannelUnit.deg_c)
{
itt.value = message.value;
itt.valuef = (itt.value * 9.00M / 5.00M) + 32.0M;
}
else
{
itt.valuef = message.value;
itt.value = (itt.valuef - 32.00M) * 5.00M / 9.00M;
}
break;
}
default:
{
return(StatusCode(400, string.Format("Units not mapped: {0}", message.units)));
}
}
return(Ok());
}
