private async Task <AggregatedSensorReadings> ReadAsync()
{
var data = new AggregatedSensorReadings();
await ReadTemperature(data);
await ReadCO2(data);
data.ReadingTime = DateTimeOffset.UtcNow;
return(data);
}
private async Task ReadCO2(AggregatedSensorReadings data)
{
foreach (var reader in co2Readers)
{
if (!reader.IsInitialized)
{
continue;
}
var readings = await reader.ReadAsync();
if (readings != null)
{
data.CO2.Add(readings);
}
}
}
private async Task ReadTemperature(AggregatedSensorReadings data)
{
foreach (var reader in temperatureReaders)
{
if (!reader.IsInitialized)
{
continue;
}
var readings = await reader.ReadAsync();
if (readings != null)
{
data.Temperature.Add(readings);
}
}
}
private void PrintReadings(AggregatedSensorReadings data)
{
string line = string.Empty;
foreach (var temp in data.Temperature)
{
line += $"{temp.Source} Sensor: ";
if (temp.Temperature != null)
{
line += $"Temperature: {temp.Temperature}; ";
}
if (temp.Humidity != null)
{
line += $"Humidity: {temp.Humidity} %; ";
}
if (temp.Pressure != null)
{
line += $"Humidity: {temp.Pressure} Pa; ";
}
SensorDataList.Items.Add(line);
}
foreach (var temp in data.CO2)
{
line += $"{temp.Source} Sensor: ";
SensorDataList.Items.Add(line);
}
if (SensorDataList.Items.Count > 1000)
{
SensorDataList.Items.RemoveAt(0);
}
}
public Task SendAsync(AggregatedSensorReadings readings)
{
var message = new Message(Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(readings)));
return(deviceClient.SendEventAsync(message));
}
