private async Task <Weather> getWeatherDataFromApiAsync(WeatherLookup lookup, CancellationToken ct)
{
logger.Info($"Weather data not cached for sensor {lookup.SensorId}.");
var result = await this.m_client.GetCurrentWeatherAsync(new QueryParameters {
Key = this.m_config.OpenWeatherMapApiKey,
UnitSystem = "metric",
Latitude = lookup.Latitude,
Longitude = lookup.Longitude
}, ct).ConfigureAwait(false);
if (result == null)
{
logger.Error("Weather lookup failed!");
return(null);
}
logger.Info($"Got response from OpenWeatherMap API with ID {result.Id}.");
if (result.Id != 0)
{
this.m_cache[lookup.SensorId] = result.Data;
}
return(result);
}
private async Task lookupWeather(SensorMapping mapping, IDictionary <DateTime, DataPoint> resultSet, Location location, CancellationToken ct)
{
var lookup = new WeatherLookup {
Longitude = location.Longitude,
Latitude = location.Latitude,
SensorId = mapping.Id
};
var result = await this.m_openWeather.LookupAsync(lookup, ct).ConfigureAwait(false);
decimal?oat = null;
if (result != null)
{
oat = Convert.ToDecimal(result.Temperature);
}
foreach (var keyValuePair in resultSet)
{
keyValuePair.Value.OutsideAirTemperature = oat;
}
}
public async Task <WeatherData> LookupAsync(WeatherLookup lookup, CancellationToken ct)
{
var cachedValue = this.m_cache[lookup.SensorId];
if (cachedValue == null)
{
var result = await this.getWeatherDataFromApiAsync(lookup, ct).ConfigureAwait(false);
if (result == null)
{
return(null);
}
cachedValue = result.Data;
}
else
{
logger.Info($"Using cached weather data for {lookup.SensorId}.");
}
return(cachedValue);
}
