private List <ObservationDto> ConvertToDTO(response xmlObjs,
IList <string> icaos)
{
var dtos = new List <ObservationDto>();
ObservationDto obs = null;
if (xmlObjs.data?.METAR != null)
{
foreach (var metarXML in xmlObjs.data.METAR)
{
obs = dtos.Where(o => o.ICAO == metarXML.station_id).FirstOrDefault();
if (obs == null)
{
obs = new ObservationDto();
ParseIdentifier(obs, metarXML);
ParseGeographicData(obs, metarXML);
dtos.Add(obs);
}
var metarDTO = new METARDto();
ParseCurrentWeatherData(metarDTO, metarXML);
Parse3HourWeatherData(metarDTO, metarXML);
Parse6HourWeatherData(metarDTO, metarXML);
Parse24HourWeatherData(metarDTO, metarXML);
ParseQualityControlFlags(metarDTO, metarXML);
obs.METAR.Add(metarDTO);
}
}
dtos.AddRange(ParserHelpers.GetMissingStations(dtos, icaos));
return(dtos);
}
public List <ObservationDto> Parse(string data, IList <string> icaos)
{
if (String.IsNullOrWhiteSpace(data))
{
throw new ArgumentException($"'{nameof(data)}' cannot be null or empty.");
}
if (icaos == null ||
icaos.Count == 0)
{
throw new ArgumentException($"'{nameof(icaos)}' cannot be null or empty.");
}
var obsDto = new List <ObservationDto>();
var foundHeader = false;
var fieldOrder = new List <METARCSVField>();
var splitData = data.Split(new char[] { '\n' });
// Expect the format of the file to be the following Top few lines are status/error
// details on the request Header line with all of the columns defined Each line after is
// an individual observation for any of the ICAOs in the list in chronological order
// with the most recent observation first
foreach (var line in splitData)
{
if (String.IsNullOrWhiteSpace(line))
{
continue;
}
if (!foundHeader &&
line.Contains(METARCSVField.raw_text.Name))
{
fieldOrder = GetFieldOrder(line);
if (fieldOrder.Count > 0)
{
foundHeader = true;
}
}
else if (foundHeader)
{
var stationObs = GetObservation(line, fieldOrder);
var existingStation = obsDto.Where(o => String.Equals(o.ICAO, stationObs.ICAO,
StringComparison.OrdinalIgnoreCase)).FirstOrDefault();
if (existingStation == null)
{
obsDto.Add(stationObs);
}
else
{
existingStation.METAR.Add(stationObs.METAR.FirstOrDefault());
}
}
}
obsDto.AddRange(ParserHelpers.GetMissingStations(obsDto, icaos));
return(obsDto);
}
public List <ForecastDto> Parse(string data, IList <string> icaos)
{
var serializer = new XmlSerializer(typeof(response));
response responseObj = null;
using (var streamReader = new StringReader(data))
{
responseObj = serializer.Deserialize(streamReader) as response;
}
var dtos = ConvertToDTO(responseObj, icaos);
var missingDTOs = ParserHelpers.GetMissingStations(dtos, icaos);
dtos.AddRange(missingDTOs);
return(dtos);
}
