/// <summary>
/// Check the state of the bus response for any alarm conditions.
/// </summary>
/// <param name="busState">MetroResponse from the KCM api</param>
/// <returns>This routine only writes to console</returns>
public static void EvaluateAndPrint(MetroResponse busState)
{
int latFenceN = 47000000; //it has left the staging area and started southbound
int latFenceS = 47000000; //too late i missed it
foreach (var aBus in busState.result.First().RealTimeResults.ToArray())
{
if (latFenceN < aBus.Lat)
{
if (busInHolding.ContainsKey(aBus.VehicleNumber))
{
busInHolding[aBus.VehicleNumber] = new System.Drawing.Point(aBus.Lon, aBus.Lat);
}
else
{
busInHolding.Add(aBus.VehicleNumber, new System.Drawing.Point(aBus.Lon, aBus.Lat));
}
}
else if (latFenceS < aBus.Lat)
{
if (busInHolding.ContainsKey(aBus.VehicleNumber))
{
busInHolding.Remove(aBus.VehicleNumber);
}
if (busApproaching.ContainsKey(aBus.VehicleNumber))
{
busApproaching[aBus.VehicleNumber] = new System.Drawing.Point(aBus.Lon, aBus.Lat);
}
else
{
busApproaching.Add(aBus.VehicleNumber, new System.Drawing.Point(aBus.Lon, aBus.Lat));
}
}
else
{
if (busInHolding.ContainsKey(aBus.VehicleNumber))
{
busInHolding.Remove(aBus.VehicleNumber);
}
if (busApproaching.ContainsKey(aBus.VehicleNumber))
{
busApproaching.Remove(aBus.VehicleNumber);
}
}
}
Console.WriteLine($"{busInHolding.Count()} in staging area");
foreach (var x in busApproaching.Keys)
{
Console.WriteLine($"{x} \t {getDistance(busApproaching[x], new System.Drawing.Point(busApproaching[x].X, latFenceS)) }\t{DateTime.Now}");
}
}
private static MetroResponse getBusState(String StopId)
{
HttpWebRequest wr = (HttpWebRequest)HttpWebRequest.Create(@"https://tripplanner.kingcounty.gov/InfoWeb");
wr.ContentType = "application/json; charset=utf-8";
wr.Method = "POST";
MetroRequest req = new MetroRequest
{
method = "GetBusTimes",
version = "1.1",
_params = new Params
{
LinesRequest = new Linesrequest
{
Client = "MobileWeb",
GetStopTimes = "1",
GetStopTripInfo = "1",
NumStopTimes = 150,
NumTimesPerLine = 10,
Radius = "0",
StopId = StopId,
SuppressLinesUnloadOnly = "1"
}
}
};
using (var streamWriter = new StreamWriter(wr.GetRequestStream()))
{
string json = JsonSerializer.Serialize(req);
streamWriter.Write(json);
streamWriter.Flush();
}
MetroResponse resp = null;
var hr = (HttpWebResponse)wr.GetResponse();
using (var streamReader = new StreamReader(hr.GetResponseStream()))
{
resp = JsonSerializer.Deserialize <MetroResponse>(streamReader.ReadToEnd());
}
hr.Close();
return(resp);
}
