/// <summary>
/// Queries the data in the sensor tag.
/// </summary>
public ICollection <SensorReading> QueryHiveData(HiveService service, List <SensorDevice> allDevices)
{
List <SensorReading> readings = new List <SensorReading>();
var hiveBattChannel = service.GetHiveChannel(HiveService.ChannelType.battery);
var hiveTempChannel = service.GetHiveChannel(HiveService.ChannelType.temperature);
var fromDate = getDeviceHighWaterMark(hiveTempChannel.UUID);
var toDate = DateTime.UtcNow;
SensorDevice device = new SensorDevice {
uuid = hiveTempChannel.UUID, name = "Hive", type = "HiveHome", location = ""
};
allDevices.Add(device);
Utils.Log("Querying hive {0} data between {1} and {2}...", hiveTempChannel.id, fromDate, toDate);
var values = service.QueryHiveValues(hiveTempChannel, device, fromDate, toDate, settings.refreshPeriodMins);
var battValues = service.QueryHiveValues(hiveBattChannel, device, fromDate, toDate, settings.refreshPeriodMins);
if (values.Any())
{
SensorReading lastReading = null;
foreach (var pair in values)
{
lastReading = new SensorReading
{
timestamp = Utils.getFromEpoch(pair.Key),
temperature = pair.Value,
lux = null,
humidity = null,
device = device
};
if (battValues.ContainsKey(pair.Key))
{
lastReading.battery = battValues[pair.Key];
}
readings.Add(lastReading);
}
if (readings.Any())
{
Utils.Log("Found {0} readings for device '{1}' (latest: {2:dd-MMM-yy HH:mm:ss}).", readings.Count(), device.name, readings.Max(x => x.timestamp));
}
else
{
Utils.Log("No readings found for device {1}.", device.name);
}
// Now query the current battery level, and set it in the most recent reading.
lastReading.batteryPercentage = service.QueryHiveBattery();
}
return(readings);
}