public static async Task RunAsync(
[BlobTrigger("eh-hourly-data/{name}", Connection = "BlobStorageConnectionString")] Stream myBlobStream,
string name,
ILogger log)
{
log.LogInformation($"C# HeatReadingsBlobTrigger executed at: {DateTime.Now}");
var configuration = new CloudBlobConfiguration();
var clouldBlobClient = configuration.InitializeFromEnvironment();
var avroFileService = new AvroFileService <EventData <HeatReading> >();
var timeSeriesBlobService = new TimeSeriesBlobService <HeatReading>(clouldBlobClient);
await DoRun(avroFileService, timeSeriesBlobService, myBlobStream).ConfigureAwait(false);
}
private static async Task DoRun(AvroFileService <EventData <HeatReading> > avroFileService,
TimeSeriesBlobService <HeatReading> timeSeriesBlobService, Stream myBlobStream)
{
var periodHourDocuments = avroFileService.Decompress(myBlobStream);
var groupedDocuments = periodHourDocuments.GroupBy(x =>
new
{
x.Body.ClientId,
x.Body.TimeStamp.Year,
x.Body.TimeStamp.Month,
x.Body.TimeStamp.Day,
x.Body.TimeStamp.Hour
}).Select(g => new
{
CustomerId = g.Key.ClientId,
DailyFolderPath = $"{Constants.TimeSeriesCollectionName}/" +
$"{g.Key.Year}/{g.Key.Month:D2}/{g.Key.Day:D2}",
TimedFormatedBlobName = $"{g.Key.Year}_{g.Key.Month:D2}_{g.Key.Day:D2}_{g.Key.Hour:D2}.json",
Readings = g.Select(x => x.Body),
Outliers = g.Select(x => x.Body).Where(r => r.Value > 0.5)
});
foreach (var group in groupedDocuments)
{
await timeSeriesBlobService.AppendLines(
group.CustomerId,
$"{group.DailyFolderPath}/{group.TimedFormatedBlobName}",
group.Readings)
.ConfigureAwait(false);
if (!group.Outliers.Any())
{
continue;
}
// Notify Outlier
var stringContent = new StringContent(JsonConvert.SerializeObject(group.Outliers), Encoding.UTF8, "application/json");
await httpClient
.PostAsync("http://localhost:7071/api/api/v1/clients/{clientId}/notify_outlier",
stringContent).ConfigureAwait(false);
}
}
