/// <summary> /// Get all stops that the route visits /// </summary> /// <returns></returns> public async Task GetStopsOfRoute() { List <BusStop> stopList = new List <BusStop>(); if (this.Context == null) { return; } if (this.Context.Stop_Ids == null) { return; } NumStopsVisibility = Visibility.Visible; NumStops = 0; foreach (string id in this.Context.Stop_Ids) { BusStop stop; if (AppSettings.KnownStops.Value.ContainsKey(id)) { stop = AppSettings.KnownStops.Value[id]; } else { stop = await TransitLoader.GetStop(id); if (stop == null) { break; } await TransitLoader.GetTransitNetwork(stop.Location); } stopList.Add(stop); NumStops++; } NumStopsVisibility = Visibility.Collapsed; // Update Stops Observable Collection if (LocationTracker.Location != null) { stopList = stopList.OrderBy(s => LocationTracker.Location.GetDistanceTo(s.Location)).ToList(); } int numbering = 0; foreach (BusStop bs in stopList) { numbering++; bs.Number = numbering; this.Stops.Add(bs); } }
/// <summary> /// Finds the nearest matching route /// </summary> /// <param name="routeName">Name of route</param> /// <returns></returns> private static async Task <BusRoute> GetNearestMatchingRoute(string routeName) { BusRoute retRoute = null; if (RouteIDs.ContainsKey(routeName)) { if (RouteIDs[routeName].Count == 0) { return(null); } if (RouteIDs[routeName].Count == 1) { if (!AppSettings.KnownRoutes.Value.ContainsKey(RouteIDs[routeName][0])) { return(null); } retRoute = await TransitLoader.GetRoute(RouteIDs[routeName][0]); return(retRoute); } double minDist = double.PositiveInfinity; foreach (string id in RouteIDs[routeName]) { if (!AppSettings.KnownRoutes.Value.ContainsKey(id)) { return(retRoute); } var br = AppSettings.KnownRoutes.Value[id]; if (br.Stop_Ids == null || br.Stop_Ids.Count == 0) { return(retRoute); } BusStop firststop = await TransitLoader.GetStop(br.Stop_Ids[0]); if (firststop == null) { continue; } var dist = MyLocation.GetDistanceTo(firststop.Location); if (minDist > dist) { retRoute = br; minDist = dist; } } return(retRoute); } return(null); }