private static RTPIData TransformServiceData(JObject jsonResults)
{
RTPIData data = new RTPIData
{
StopName = (string)jsonResults["stopid"],
Message = (string)jsonResults["errormessage"],
Directions = new List <RTPIDirection>
{
new RTPIDirection
{
Name = "Inbound",
Arrivals = (from result in jsonResults["results"]
where (string)result["direction"] == "Inbound"
select ExtractArrivalDetails(result))
.ToList()
},
new RTPIDirection
{
Name = "Outbound",
Arrivals = (from result in jsonResults["results"]
where (string)result["direction"] == "Outbound"
select ExtractArrivalDetails(result))
.ToList()
}
}
};
return(data);
}
public async Task <RTPIData> GetRTPIForStop(string stopId)
{
RTPIData data = new RTPIData {
Error = "Found no arrivals for stop"
};
var encodedStopId = WebUtility.UrlEncode(stopId);
// TODO: pull this out of code
string address = $"https://data.dublinked.ie/cgi-bin/rtpi/realtimebusinformation?stopid={encodedStopId}&format=json";
var response = await _http.GetData(address);
var rawJson = await response.Content.ReadAsStringAsync();
try
{
var jsonResults = JObject.Parse(rawJson);
data = TransformServiceData(jsonResults);
}
catch (JsonException)
{
// Failed to parse the JSON, give the user an error.
}
return(data);
}
public async Task <RTPIData> GetRTPIForStop(string stopId)
{
RTPIData data = new RTPIData {
Error = "Found no arrivals for stop"
};
var encodedStopId = WebUtility.UrlEncode(stopId);
// TODO: pull this out of code
string address = $"http://luasforecasts.rpa.ie/xml/get.ashx?action=forecast&encrypt=false&stop={encodedStopId}";
var response = await _http.GetData(address);
using (Stream rawResponse = await response.Content.ReadAsStreamAsync())
{
var xml = new XmlSerializer(typeof(LUASStopInfo));
try
{
var LUASData = xml.Deserialize(rawResponse) as LUASStopInfo;
if (LUASData != null)
{
data = TransformServiceData(LUASData);
}
}
catch (InvalidOperationException)
{
// The LUAS API returns a plain string error message if it can not find the stop
// this will break the deserialization, just fall trough with error set above.
}
}
return(data);
}
private static RTPIData TransformServiceData(LUASStopInfo stopInfo)
{
RTPIData data = new RTPIData
{
Message = stopInfo.ServiceMessage,
StopName = stopInfo.LongName,
ValidTime = stopInfo.Created,
Directions = (from direction in stopInfo.Directions
select new RTPIDirection
{
Name = direction.DirectionName,
Arrivals = (from arrival in direction.Arrivals
select new RTPIArrival
{
Destination = arrival.Destination,
DueIn = ConvertLUASArrivalStringToDateTime(arrival.DueMins)
}).ToList()
}).ToList()
};
return(data);
}
