public async Task <GalacticStandings> GetData(CancellationTokenSource cancelToken, bool ignoreCache = false)
{
TimeSpan expiry = TimeSpan.FromMinutes(15);
if ((galacticStandings == null) || (galacticStandings.Cycle != CycleService.CurrentCycle() && (lastUpdated + expiry < DateTime.Now)))
{
// download the standings
string json;
DownloadService downloadService = DownloadService.Instance();
(json, lastUpdated) = await downloadService.GetData(URL, dataKey, lastUpdatedKey, expiry, cancelToken, ignoreCache).ConfigureAwait(false);
// parse the standings
galacticStandings = JsonConvert.DeserializeObject <GalacticStandings>(json);
// cache till next cycle if updated
if (galacticStandings.Cycle == CycleService.CurrentCycle())
{
expiry = CycleService.TimeTillTick();
Barrel.Current.Add(dataKey, json, expiry);
Barrel.Current.Add(lastUpdatedKey, lastUpdated.ToString(), expiry);
}
}
return(galacticStandings);
}
public async Task GetDataAsync(CancellationTokenSource cancelToken, bool ignoreCache = false)
{
if (Weather.Count < 1 || ignoreCache || Barrel.Current.IsExpired(dataKey))
{
TimeSpan expiry = TimeSpan.FromHours(1);
DownloadService downloadService = DownloadService.Instance();
string json;
(json, LastUpdated) = await downloadService.GetData(marsWeatherUrl, dataKey, lastUpdatedKey, expiry, cancelToken, ignoreCache).ConfigureAwait(false);
Dictionary <string, object> weatherData = JsonConvert.DeserializeObject <Dictionary <string, object> >(json);
if (weatherData.TryGetValue("sol_keys", out object solKeys))
{
Weather.Clear();
foreach (JToken sol in (JArray)solKeys)
{
// get the day
string solName = sol.Value <string>();
if (weatherData.TryGetValue(solName, out object solJson))
{
Dictionary <string, object> solData = JsonConvert.DeserializeObject <Dictionary <string, object> >(solJson.ToString());
// get first / last UTC + season
DateTime firstUTC = solData.TryGetValue("First_UTC", out object fUTC) ? ParseTimestamp(fUTC.ToString()) : DateTime.MinValue;
DateTime lastUTC = solData.TryGetValue("Last_UTC", out object lUTC) ? ParseTimestamp(lUTC.ToString()) : DateTime.MinValue;
string season = solData.TryGetValue("Season", out object s) ? ParseSeason(s.ToString()) : String.Empty;
// get air temp, pressure + wind speed
TemperatureSensorData airTemp = solData.TryGetValue("AT", out object at) ? JsonConvert.DeserializeObject <TemperatureSensorData>(at.ToString()) : null;
if (at != null)
{
airTemp.Scale = TemperatureScale.Celsius;
}
SensorData airPressure = solData.TryGetValue("PRE", out object pre) ? JsonConvert.DeserializeObject <SensorData>(pre.ToString()) : null;
SensorData windSpeed = solData.TryGetValue("HWS", out object hws) ? JsonConvert.DeserializeObject <SensorData>(hws.ToString()) : null;
// get wind direction
WindDirectionSensorData windDirection = new WindDirectionSensorData();
if (solData.TryGetValue("WD", out object wd) && wd != null)
{
Dictionary <string, object> windData = JsonConvert.DeserializeObject <Dictionary <string, object> >(wd.ToString());
foreach (string pointName in windData.Keys)
{
if (windData.TryGetValue(pointName, out object cp) && cp != null)
{
CompassPoint compassPoint = JsonConvert.DeserializeObject <CompassPoint>(cp.ToString());
if (pointName != "most_common")
{
windDirection.CompassPoints.Add(compassPoint);
}
else
{
windDirection.MostCommon = compassPoint;
}
}
}
}
Weather.Add(new MartianDay(
uint.Parse(solName),
airTemp,
windSpeed,
airPressure,
windDirection,
season,
firstUTC,
lastUTC));
}
}
if (Weather.Count > 0)
{
// increase cache expiry to last recorded time + 25h, minimum 1h
DateTime lastMeasurement = Weather.OrderBy(d => d.Sol).Last <MartianDay>().LastUTC;
if (lastMeasurement != DateTime.MinValue)
{
expiry = lastMeasurement.AddHours(25) - DateTime.UtcNow;
if (expiry > TimeSpan.FromHours(1))
{
Barrel.Current.Add(dataKey, json, expiry);
Barrel.Current.Add(lastUpdatedKey, LastUpdated.ToString(), expiry);
}
}
}
}
}
}
public static GalNetService Instance()
{
dService = DownloadService.Instance();
return(instance);
}
