private async Task ProcessFruitMessage(FruitMessage fruitMsg)
{
DateTime originalEventUTC = DateTime.SpecifyKind(DateTime.UtcNow, DateTimeKind.Utc);
if (fruitMsg.OriginalEventUTCTime != null)
{
originalEventUTC = DateTime.Parse(fruitMsg.OriginalEventUTCTime, null, System.Globalization.DateTimeStyles.RoundtripKind);
Log.WriteLine("processing fruit message. parsed msg time {0} from {1}", originalEventUTC.ToString("o"), fruitMsg.OriginalEventUTCTime);
}
else
{
Log.WriteLine("msg has no time. using current {0}", originalEventUTC.ToString("o"));
}
lock (FruitChanged)
{
if (originalEventUTC >= _lastFruitUTC)
{
Log.WriteLine("processing fruit message. original event UTC {0} prev {1}", originalEventUTC.ToString("o"), _lastFruitUTC.ToString("o"));
FruitChanged?.Invoke(this, fruitMsg.FruitSeen);
_lastFruitUTC = originalEventUTC;
}
else
{
Log.WriteLine("processing fruit message. ignoring stale message. original event UTC {0} prev {1}", originalEventUTC.ToString("o"), _lastFruitUTC.ToString("o"));
}
}
await Task.CompletedTask;
}
protected override async Task OnDesiredModulePropertyChanged(TwinCollection newDesiredProperties)
{
Log.WriteLine("derived desired properties contains {0} properties", newDesiredProperties.Count);
await base.OnDesiredModulePropertyChanged(newDesiredProperties);
DesiredPropertiesType <ConfigurationType> dp;
if (!newDesiredProperties.Contains(Keys.Configuration))
{
Log.WriteLine("derived desired properties contains no configuration. skipping...");
return;
}
dp.Configuration = ((JObject)newDesiredProperties[Keys.Configuration]).ToObject <ConfigurationType>();
Log.WriteLine("checking for update current desiredProperties {0} new dp {1}", _desiredProperties.ToString(), dp.ToString());
var changed = _desiredProperties.Update(dp);
if (changed)
{
Log.WriteLine("desired properties {0} different then current properties, notifying...", _desiredProperties.ToString());
ConfigurationChanged?.Invoke(this, dp.Configuration);
Log.WriteLine("local notification complete. updating reported properties to cloud twin");
await UpdateReportedPropertiesAsync(new KeyValuePair <string, Object>(Keys.Configuration, JsonConvert.SerializeObject(_desiredProperties.Configuration)));
}
if (newDesiredProperties.Contains(Keys.FruitTest))
{
var fruit = (string)((JValue)newDesiredProperties[Keys.FruitTest]).Value;
Log.WriteLine("fruittest {0}", fruit != null ? fruit : "(null)");
if (fruit != null)
{
Log.WriteLine("setting fruit {0}", fruit);
FruitChanged?.Invoke(this, fruit);
}
}
Log.WriteLine("update complete -- current properties {0}", _desiredProperties.ToString());
}
protected void OnFruitChanged(Fruit fruit, bool isEaten)
{
FruitChanged?.Invoke(this, new FruitChangedEventArgs(fruit, isEaten));
}
