private static void WriteStatToConsole(StatHatStatistic stat)
{
var type = stat.Value != null ? "V" : "C";
object value = stat.Count ?? stat.Value;
Console.WriteLine($"[STATHAT] [{EpochUtility.ToDateTimeOffset(stat.UnixTimestamp):o}] [{stat.Name} ({type})]: {value}");
}
/* Add a single line to _buffer. Callable from any thread */
public void Record(StatHatStatistic stat)
{
lock (_lock) {
if (_count >= MaxBufferCount)
{
return;
}
var update = _buffer.Valn(stat.UnixTimestamp).Vald(stat.Name, () => stat);
if (ReferenceEquals(update, stat) == false)
{
if (stat.Value.HasValue)
{
update.Count += stat.Count;
}
else
{
// Replace (old) value
update.Value = stat.Value;
}
}
else
{
// we added a new stat
++_count;
}
if (_count >= FlushCount)
{
if (_timerScheduled)
{
_timerScheduled = false;
_timer.Change(Timeout.Infinite, Timeout.Infinite); // cancel the timer
}
Monitor.Pulse(_lock);
}
else if (!_timerScheduled)
{
_timerScheduled = true;
_timer.Change(HysteresisMillis, Timeout.Infinite);
} // else timer will get it later
}
}
// /////////////////////////////////////////////////////////////
// Accounting
// /////////////////////////////////////////////////////////////
private static void Record(string statName, long?count, double?value, DateTimeOffset timestamp)
{
if (!StatHatPrefix.IsNullOrWhiteSpace())
{
statName = StatHatPrefix + statName;
}
#if DEBUG
Debug.Assert(!statName.IsNullOrWhiteSpace(), $"Invalid StatHat name: '{statName}'");
Debug.Assert(statName.Length <= 255, $"Invalid StatHat name (too long): '{statName}'");
Debug.Assert(count.HasValue != value.HasValue, $"Statistics must have a count or a value but not both. ({statName})");
#endif
if (StatHatApiKey.IsNullOrWhiteSpace())
{
return;
}
if (statName.IsNullOrWhiteSpace())
{
return;
}
var stat = new StatHatStatistic()
{
Name = statName,
Count = count,
Value = value,
UnixTimestamp = (int)EpochUtility.ToEpoch(timestamp)
};
Sink.Record(stat);
#if DEBUG
WriteStatToConsole(stat);
#endif
}
