// Finds the closest stop for the given route name and gets arrival data for that stop
// Returns a list of DateTimes for the timezone of the given lat/lon
public async Task <List <double> > GetArrivalTimesForRouteName(string routeShortName, string lat, string lon, DateTime time)
{
// validate lat,lon inputs
GeocodeHelpers.ValidateLatLon(lat, lon);
// find the route object for the given name and the closest stop for that route
// demo tuples
(Route, Stop)info = await GetRouteAndStopForLocation(routeShortName, lat, lon);
List <ArrivalsAndDeparture> arrivalData = await GetArrivalsAndDepartures(info.Item2.Id, info.Item1.ShortName);
var universalTime = time.ToUniversalTime();
IEnumerable <DateTime> query = from a in arrivalData
select BusHelpers.ConvertMillisecondsToUTC(a.PredictedArrivalTime);
//demo sourcelink
var busTimes = arrivalData.Select(a => BusHelpers.ConvertMillisecondsToUTC(a.PredictedArrivalTime)).Take(3);
var timeUntil = new List <double>();
foreach (var t in busTimes)
{
var delta = t - universalTime;
//demo had to add in the Round bc was off in decimals
var min = Math.Round(delta.TotalMinutes, 1);
timeUntil.Add(min);
//timeUntil.Add(delta.TotalMinutes);
}
return(timeUntil);
}
// Finds the closest stop for the given route name and gets arrival data for that stop
// Returns a list of DateTimes for the timezone of the given lat/lon
public async Task <List <DateTime> > GetArrivalTimesForRouteName(string routeShortName, string lat, string lon)
{
BusHelpers.ValidateLatLon(lat, lon);
// find the route object for the given name and the closest stop for that route
(Route route, Stop stop) = await GetRouteAndStopForLocation(routeShortName, lat, lon);
List <ArrivalsAndDeparture> arrivalData = await GetArrivalsAndDepartures(stop.Id, route.ShortName);
IEnumerable <DateTime> UtcData = arrivalData.Select(a => new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc)
.AddMilliseconds(Convert.ToDouble(a.PredictedArrivalTime))).Take(3);
// Convert from UTC to user's timezone
TimeZoneInfo timeZoneInfo = await GetTimeZoneInfoAsync(lat, lon);
IEnumerable <DateTime> UserTimeData = UtcData.Select(d => TimeZoneInfo.ConvertTimeFromUtc(d, timeZoneInfo));
return(UserTimeData.ToList());
}
// Returns the arrivals and departure data if it contains the route name
public List <ArrivalsAndDeparture> FindArrivalsForRoute(string routeShortName, string stopId, string json)
{
List <ArrivalsAndDeparture> arrivalsAndDeparture = new List <ArrivalsAndDeparture>();
JObject jobject = JObject.Parse(json);
if (jobject["code"].ToString() == "200")
{
List <JToken> results = jobject["data"]["entry"]["arrivalsAndDepartures"].Children().ToList();
IEnumerable <JToken> searchResult = results.Where(x => BusHelpers.CleanRouteName(x["routeShortName"].ToString()) == routeShortName);
if (searchResult.Count() > 0)
{
foreach (JToken s in searchResult)
{
ArrivalsAndDeparture x = s.ToObject <ArrivalsAndDeparture>();
arrivalsAndDeparture.Add(x);
}
}
}
return(arrivalsAndDeparture);
}
