public void GetFlights(FlightsPresetSearchParams flightsPresetSearchParams, long chatId, Action <IEnumerable <Flight>, DestinationPlace, long, bool> callback)
{
List <FlightSearchParams> flightSearchParams = new List <FlightSearchParams>();
// missed logic of range search
foreach (DestinationPlace dPlace in flightsPresetSearchParams.DestinationPlaces)
{
FlightSearchParams flightSearchParam = new FlightSearchParams();
flightSearchParam.DestinationPlace = dPlace;
flightSearchParam.InboundDate = flightsPresetSearchParams.EndDateOfRange;
flightSearchParam.OutboundDate = flightsPresetSearchParams.StartDateOfRange;
flightSearchParams.Add(flightSearchParam);
}
int maxRetryAttempts = 3;
TimeSpan pauseBetweenFailures = TimeSpan.FromMinutes(5);
int iteration = 0;
Parallel.ForEach(flightSearchParams, async(flightSearchParam) =>
{
log.Info("start get data for " + flightSearchParams.ToString());
var retryPolicy = Policy
.Handle <Exception>()
.WaitAndRetryAsync(maxRetryAttempts, i => pauseBetweenFailures);
try
{
await retryPolicy.ExecuteAsync(async() =>
{
log.Info(string.Format("Getting data for search params {0} , try no [{1}] ", flightSearchParams.ToString(), iteration));
IEnumerable <Flight> flights = GetFlights(flightSearchParam, flightsPresetSearchParams.FlightSerachFilter);
log.Info(string.Format("Data for search params {0} , received ", flightSearchParams.ToString()));
bool res;
lock (locker)
{
iteration++;
res = iteration == flightSearchParams.Count;
}
if (res)
{
callback(flights, flightSearchParam.DestinationPlace, chatId, true);
}
else
{
callback(flights, flightSearchParam.DestinationPlace, chatId, false);
}
});
}
catch (Exception e)
{
log.Error(string.Format("Getting data for search params {0} , failed ", flightSearchParams.ToString()));
}
});
}
private static void SearchFlight(FlightSearchParams flightSearchParams, long chatId)
{
Core core = new Core();
List <DestinationPlace> destinationPlaces = new List <DestinationPlace>()
{
DestinationPlace.UKRAINE_KIEV, DestinationPlace.UKRAINE_LVIV, DestinationPlace.UKRAINE_ODESA
};
FlightsPresetSearchParams flightsPresetSearchParams = new FlightsPresetSearchParams();
flightsPresetSearchParams.DatesRangeSearch = false;
flightsPresetSearchParams.StartDateOfRange = new DateTime(2018, 11, 14);
flightsPresetSearchParams.EndDateOfRange = new DateTime(2018, 11, 20);
flightsPresetSearchParams.FlightSerachFilter = new FlightSerachFilter();
flightsPresetSearchParams.DestinationPlaces = destinationPlaces;
Task.Run(() => core.GetFlights(flightsPresetSearchParams, chatId, ProcessGetFlightsCallBack));
}
