public JsonResult GetParks(string address, string expectedHour)
{
// TODO check that the string is valid (not an attack)
double parsedHouer = expectedHour == "" ? 0.0 : double.Parse(expectedHour);
//CityPark API + finder
GeoCoderClient myGeoCoderClient = new GeoCoderClient();
CityParksClient myCityParksClient = new CityParksClient();
Finder parkFinder = new Finder(myGeoCoderClient, myCityParksClient);
ResultParkEntity[] resultParks = parkFinder.GetParksByAddress(address);
//Forecast Factory
ParkOccupancyFactory forecastFactory = new ParkOccupancyFactory(new Models.DAL.GameOfCode2016Entities());
foreach (ResultParkEntity parkResult in resultParks)
{
if (parkResult.Id != 0)//To avoid Parks without Id !
{
OccupancyForecast occupancyForecast = forecastFactory.GetForecast(parkResult.Id, parsedHouer == 0 ? DateTime.Now : DateTime.Now.AddHours(parsedHouer));
if (occupancyForecast != null)
{
parkResult.FreeSlots = occupancyForecast.FreeSlots;
parkResult.Rate = occupancyForecast.Rate;
}
}
}
//Order result by Rate
return(Json(BuildTop3(resultParks), JsonRequestBehavior.AllowGet));
}
private static void Worker()
{
Thread.CurrentThread.Name = "Worker Thread";
DateTime lastUpdate = DateTime.MinValue;
CityParksClient parksClient = new CityParksClient();
ARIMAEngine2 engine = new ARIMAEngine2();
while (continueToWork)
{
var now = DateTime.Now;
if (now > lastUpdate.AddMinutes(frequencyInMinutes))
{
// Refresh Occupancy
var items = parksClient.GetCityParks().ToDictionary(k => k.Id ?? 666, k => k);
var parkingIds = items.Keys.ToArray();
var occupancy = items.Values.Select(cp => new Occupancy()
{
Date = now,
FreeSlots = cp.Actuel ?? 666,
Rate = (1.0 - (cp.Actuel ?? 666.0) / (cp.Total ?? 666.0)) * 100.0,
ParkingId = cp.Id ?? 666,
}).ToArray();
ParkOccupancyFactory factory = new ParkOccupancyFactory(new GameOfCode2016Entities());
factory.SaveOccupancy(occupancy);
Console.WriteLine("Saving Status");
// Forecast
DateTime dataStartDate = DateTime.Now.AddMonths(-1);
var forecasts = parkingIds.SelectMany(parkingId =>
{
var sourceData = factory.GetForecastsSince(dataStartDate, parkingId).Select(f => f.Rate).ToArray();
var occ = engine.ForeCast(sourceData, 2 * 60 / frequencyInMinutes); // 2 hours with 5min interval
var toSave = new List <Forecast>();
int count = 0;
foreach (double item in occ)
{
var rate = Math.Max(Math.Min(item, 100.0), 0);
count++;
toSave.Add(new Forecast()
{
Date = now.AddMinutes(frequencyInMinutes * count),
ParkingId = parkingId,
Rate = rate,
FreeSlots = (int)(items[parkingId].Total * (100 - rate) / 100),
});
}
return(toSave);
}).ToArray();
ParkOccupancyFactory factory2 = new ParkOccupancyFactory(new GameOfCode2016Entities());
factory2.SaveForecast(forecasts);
Console.WriteLine("Forecast saved");
lastUpdate = now;
}
Thread.Sleep(5000);
}
}
