public static void Run([EventHubTrigger("smarthotel-iot-eventhub", Connection = "EventHubConnectionString")] string myEventHubMessage, TraceWriter log)
{
log.Info(string.Empty);
log.Info(string.Empty);
log.Info($"EventHub Trigger received telemetry: {myEventHubMessage}");
log.Info(string.Empty);
log.Info(string.Empty);
var telemetry = JsonConvert.DeserializeObject <TelemetryMessage>(myEventHubMessage);
string sensorId = telemetry.SensorId;
var document = Collection.Find(new BsonDocument("sensorId", sensorId)).FirstOrDefault();
if (document != null)
{
document.SensorReading = telemetry.SensorReading;
document.EventTimestamp = telemetry.EventTimestamp;
Collection.ReplaceOne(new BsonDocument("sensorId", sensorId), document);
}
else
{
DeviceSensorData sensorData = new DeviceSensorData();
sensorData.SensorId = telemetry.SensorId;
sensorData.RoomId = telemetry.SpaceId;
sensorData.SensorReading = telemetry.SensorReading;
sensorData.EventTimestamp = telemetry.EventTimestamp;
sensorData.SensorDataType = telemetry.SensorDataType;
sensorData.IoTHubDeviceId = telemetry.IoTHubDeviceId;
Collection.InsertOne(sensorData);
}
}
public static void Run([EventHubTrigger("smarthotel-iot-eventhub", Connection = "EventHubConnectionString")]string myEventHubMessage, TraceWriter log)
{
dynamic telemetry = JsonConvert.DeserializeObject( myEventHubMessage );
log.Info( $"EventHub Trigger received telemetry: {telemetry}" );
string sensorId = telemetry.SensorId;
MongoClient client = new MongoClient( System.Environment.GetEnvironmentVariable( "CosmosDBConnectionString" ) );
var db = client.GetDatabase( "DeviceData" );
var coll = db.GetCollection<DeviceSensorData>( "SensorData" );
var document = coll.Find( new BsonDocument( "sensorId", sensorId ) ).FirstOrDefault();
if ( document != null )
{
document.SensorReading = telemetry.SensorReading;
document.EventTimestamp = telemetry.EventTimestamp;
coll.ReplaceOne( new BsonDocument( "sensorId", sensorId ), document );
}
else
{
DeviceSensorData sensorData = new DeviceSensorData();
sensorData.SensorId = telemetry.SensorId;
sensorData.RoomId = telemetry.SpaceId;
sensorData.SensorReading = telemetry.SensorReading;
sensorData.EventTimestamp = telemetry.EventTimestamp;
sensorData.SensorDataType = telemetry.SensorDataType;
coll.InsertOne( sensorData );
}
}
