/// <summary>
/// Extracts all departures for a given stop and its lines
/// </summary>
/// <param name="jsonData">Digitransit GraphQL query result in JSON format</param>
/// <param name="stops">List of stops with lines to populate departures</param>
/// <returns>Stop with lines with list of upcoming departures</returns>
public List <Stop> ParseDepartureDataJson(List <string> jsonData, List <Stop> stops)
{
foreach (var json in jsonData)
{
// Deserialize using JSON.net
Data.Digitransit.Digitransit temp = JsonConvert.DeserializeObject <Data.Digitransit.Digitransit>(json);
// Find stop by matching GTFS Id
Stop stop = stops.Find(s => s.GtfsId == temp.Data.Stop.GtfsId);
// Alternative option - loop through lines
foreach (var line in stop.Lines)
{
// Find corresponding pattern
var departure = temp.Data.Stop.StoptimesForPatterns.Find(dep => dep.Pattern.Code.Contains(line.Code));
List <DateTime> departures = new List <DateTime>();
// Set departure time
foreach (var stopTime in departure.Stoptimes)
{
DateTimeOffset offset = DateTimeOffset.FromUnixTimeSeconds(stopTime.ScheduledDeparture);
DateTime departureTime = DateTime.Today.AddHours(offset.Hour).AddMinutes(offset.Minute);
departures.Add(departureTime);
}
line.SetDepartures(departures);
}
/* Scan departures and find for matching lines
* foreach(var departure in temp.Data.Stop.StoptimesForPatterns)
* {
* // For lines e.g. 6T there's a problem. It returns internal line 6 instead of 6T
* Line line = stop.Lines.Find(l => departure.Pattern.Code.Contains(l.Code));
*
* if(line != null)
* {
* List<DateTime> departures = new List<DateTime>();
*
* // Set departure time
* foreach(var stopTime in departure.Stoptimes)
* {
* DateTimeOffset offset = DateTimeOffset.FromUnixTimeSeconds(stopTime.ScheduledDeparture);
* DateTime departureTime = DateTime.Today.AddHours(offset.Hour).AddMinutes(offset.Minute);
* departures.Add(departureTime);
* }
*
* line.SetDepartures(departures);
* }
* }*/
}
return(stops);
}
public List <Stop> ParseStopsFromJSON(string input)
{
List <Stop> stops = new List <Stop>();
Data.Digitransit.Digitransit elements = JsonConvert.DeserializeObject <Data.Digitransit.Digitransit>(input);
foreach (var element in elements.Data.stops)
{
Stop stop = new Stop();
stop.Code = element.Code;
stop.Name = element.Name;
stops.Add(stop);
}
return(stops);
}
