public void AircraftJson_Constructor_Initialises_To_Known_State_And_Properties_Work()
{
var aircraftJson = new AircraftJson();
TestUtilities.TestProperty(aircraftJson, r => r.Altitude, null, 12);
TestUtilities.TestProperty(aircraftJson, r => r.BearingFromHere, null, 12.3);
TestUtilities.TestProperty(aircraftJson, r => r.Callsign, null, "ND");
TestUtilities.TestProperty(aircraftJson, r => r.CallsignIsSuspect, null, true);
TestUtilities.TestProperty(aircraftJson, r => r.ConstructionNumber, null, "Uu");
TestUtilities.TestProperty(aircraftJson, r => r.Destination, null, "Bb");
TestUtilities.TestProperty(aircraftJson, r => r.DistanceFromHere, null, 12.45);
TestUtilities.TestProperty(aircraftJson, r => r.Emergency, null, false);
TestUtilities.TestProperty(aircraftJson, r => r.EngineType, null, 1);
TestUtilities.TestProperty(aircraftJson, r => r.FirstSeen, null, DateTime.UtcNow);
TestUtilities.TestProperty(aircraftJson, r => r.FullCoordinates, null, new List<double?>() { 1.1, 2.2 });
TestUtilities.TestProperty(aircraftJson, r => r.GroundSpeed, null, 12.4f);
TestUtilities.TestProperty(aircraftJson, r => r.HasPicture, null, true);
TestUtilities.TestProperty(aircraftJson, r => r.Icao24, null, "Hh");
TestUtilities.TestProperty(aircraftJson, r => r.Icao24Country, null, "Jk");
TestUtilities.TestProperty(aircraftJson, r => r.Icao24Invalid, null, true);
TestUtilities.TestProperty(aircraftJson, r => r.IsMilitary, null, false);
TestUtilities.TestProperty(aircraftJson, r => r.Latitude, null, 1.234);
TestUtilities.TestProperty(aircraftJson, r => r.Longitude, null, 1.234);
TestUtilities.TestProperty(aircraftJson, r => r.Model, null, "Mm");
TestUtilities.TestProperty(aircraftJson, r => r.NumberOfEngines, null, "C");
TestUtilities.TestProperty(aircraftJson, r => r.OnGround, null, true);
TestUtilities.TestProperty(aircraftJson, r => r.Operator, null, "Hj");
TestUtilities.TestProperty(aircraftJson, r => r.OperatorIcao, null, "Ik");
TestUtilities.TestProperty(aircraftJson, r => r.Origin, null, "Yh");
TestUtilities.TestProperty(aircraftJson, r => r.PositionTime, null, 1234L);
TestUtilities.TestProperty(aircraftJson, r => r.Registration, null, "Fd");
TestUtilities.TestProperty(aircraftJson, r => r.ResetTrail, false);
TestUtilities.TestProperty(aircraftJson, r => r.ShortCoordinates, null, new List<double?>() { 1.1, 2.2 });
TestUtilities.TestProperty(aircraftJson, r => r.Species, null, 12);
TestUtilities.TestProperty(aircraftJson, r => r.Squawk, null, "4721");
TestUtilities.TestProperty(aircraftJson, r => r.Stopovers, null, new List<string>() { "Hd" });
TestUtilities.TestProperty(aircraftJson, r => r.Track, null, 12.34f);
TestUtilities.TestProperty(aircraftJson, r => r.Type, null, "B747");
TestUtilities.TestProperty(aircraftJson, r => r.UniqueId, 0, 12);
TestUtilities.TestProperty(aircraftJson, r => r.UserTag, null, "Abc");
TestUtilities.TestProperty(aircraftJson, r => r.VerticalRate, null, -239);
TestUtilities.TestProperty(aircraftJson, r => r.WakeTurbulenceCategory, null, 7);
}
/// <summary>
/// Copies the aircraft from the snapshot to the JSON object.
/// </summary>
/// <param name="aircraftListJson"></param>
/// <param name="aircraftListSnapshot"></param>
/// <param name="args"></param>
/// <param name="distances"></param>
private void CopyAircraft(AircraftListJson aircraftListJson, List<IAircraft> aircraftListSnapshot, AircraftListJsonBuilderArgs args, Dictionary<int, double?> distances)
{
var now = _Provider.UtcNow;
foreach(var aircraftSnapshot in aircraftListSnapshot) {
double? distance;
if(!distances.TryGetValue(aircraftSnapshot.UniqueId, out distance)) distance = null;
var aircraftJson = new AircraftJson() {
BearingFromHere = GreatCircleMaths.Bearing(args.BrowserLatitude, args.BrowserLongitude, aircraftSnapshot.Latitude, aircraftSnapshot.Longitude, null, false, true),
DistanceFromHere = distance == null ? (double?)null : Math.Round(distance.Value, 2),
UniqueId = aircraftSnapshot.UniqueId,
};
if(aircraftJson.BearingFromHere != null) aircraftJson.BearingFromHere = Math.Round(aircraftJson.BearingFromHere.Value, 1);
bool firstTimeSeen = !args.PreviousAircraft.Contains(aircraftSnapshot.UniqueId);
if(firstTimeSeen || aircraftSnapshot.AltitudeChanged > args.PreviousDataVersion) aircraftJson.Altitude = aircraftSnapshot.Altitude;
if(firstTimeSeen || aircraftSnapshot.CallsignChanged > args.PreviousDataVersion) aircraftJson.Callsign = aircraftSnapshot.Callsign;
if(firstTimeSeen || aircraftSnapshot.CallsignIsSuspectChanged > args.PreviousDataVersion) aircraftJson.CallsignIsSuspect = aircraftSnapshot.CallsignIsSuspect;
if(firstTimeSeen || aircraftSnapshot.ConstructionNumberChanged > args.PreviousDataVersion) aircraftJson.ConstructionNumber = aircraftSnapshot.ConstructionNumber;
if(firstTimeSeen || aircraftSnapshot.CountMessagesReceivedChanged > args.PreviousDataVersion) aircraftJson.CountMessagesReceived = aircraftSnapshot.CountMessagesReceived;
if(firstTimeSeen || aircraftSnapshot.DestinationChanged > args.PreviousDataVersion) aircraftJson.Destination = aircraftSnapshot.Destination;
if(firstTimeSeen || aircraftSnapshot.GroundSpeedChanged > args.PreviousDataVersion) aircraftJson.GroundSpeed = Round.GroundSpeed(aircraftSnapshot.GroundSpeed);
if(firstTimeSeen || aircraftSnapshot.EmergencyChanged > args.PreviousDataVersion) aircraftJson.Emergency = aircraftSnapshot.Emergency;
if(firstTimeSeen || aircraftSnapshot.EngineTypeChanged > args.PreviousDataVersion) aircraftJson.EngineType = (int)aircraftSnapshot.EngineType;
if(firstTimeSeen || aircraftSnapshot.FirstSeenChanged > args.PreviousDataVersion) aircraftJson.FirstSeen = aircraftSnapshot.FirstSeen;
if(firstTimeSeen || aircraftSnapshot.FlightsCountChanged > args.PreviousDataVersion) aircraftJson.FlightsCount = aircraftSnapshot.FlightsCount;
if(firstTimeSeen || aircraftSnapshot.PictureFileNameChanged > args.PreviousDataVersion) aircraftJson.HasPicture = !String.IsNullOrEmpty(aircraftSnapshot.PictureFileName);
if(firstTimeSeen || aircraftSnapshot.Icao24Changed > args.PreviousDataVersion) aircraftJson.Icao24 = aircraftSnapshot.Icao24;
if(firstTimeSeen || aircraftSnapshot.Icao24CountryChanged > args.PreviousDataVersion) aircraftJson.Icao24Country = aircraftSnapshot.Icao24Country;
if(firstTimeSeen || aircraftSnapshot.Icao24InvalidChanged > args.PreviousDataVersion) aircraftJson.Icao24Invalid = aircraftSnapshot.Icao24Invalid;
if(firstTimeSeen || aircraftSnapshot.IsMilitaryChanged > args.PreviousDataVersion) aircraftJson.IsMilitary = aircraftSnapshot.IsMilitary;
if(firstTimeSeen || aircraftSnapshot.IsInterestingChanged > args.PreviousDataVersion) aircraftJson.IsInteresting = aircraftSnapshot.IsInteresting;
if(firstTimeSeen || aircraftSnapshot.LatitudeChanged > args.PreviousDataVersion) aircraftJson.Latitude = Round.Coordinate(aircraftSnapshot.Latitude);
if(firstTimeSeen || aircraftSnapshot.LongitudeChanged > args.PreviousDataVersion) aircraftJson.Longitude = Round.Coordinate(aircraftSnapshot.Longitude);
if(firstTimeSeen || aircraftSnapshot.ModelChanged > args.PreviousDataVersion) aircraftJson.Model = aircraftSnapshot.Model;
if(firstTimeSeen || aircraftSnapshot.NumberOfEnginesChanged > args.PreviousDataVersion) aircraftJson.NumberOfEngines = aircraftSnapshot.NumberOfEngines;
if(firstTimeSeen || aircraftSnapshot.OnGroundChanged > args.PreviousDataVersion) aircraftJson.OnGround = aircraftSnapshot.OnGround;
if(firstTimeSeen || aircraftSnapshot.OperatorChanged > args.PreviousDataVersion) aircraftJson.Operator = aircraftSnapshot.Operator;
if(firstTimeSeen || aircraftSnapshot.OperatorIcaoChanged > args.PreviousDataVersion) aircraftJson.OperatorIcao = aircraftSnapshot.OperatorIcao;
if(firstTimeSeen || aircraftSnapshot.OriginChanged > args.PreviousDataVersion) aircraftJson.Origin = aircraftSnapshot.Origin;
if(firstTimeSeen || aircraftSnapshot.PositionTimeChanged > args.PreviousDataVersion) aircraftJson.PositionTime = aircraftSnapshot.PositionTime == null ? (long?)null : JavascriptHelper.ToJavascriptTicks(aircraftSnapshot.PositionTime.Value);
if(firstTimeSeen || aircraftSnapshot.RegistrationChanged > args.PreviousDataVersion) aircraftJson.Registration = aircraftSnapshot.Registration;
if(firstTimeSeen || aircraftSnapshot.SpeciesChanged > args.PreviousDataVersion) aircraftJson.Species = (int)aircraftSnapshot.Species;
if(firstTimeSeen || aircraftSnapshot.SpeedTypeChanged > args.PreviousDataVersion) aircraftJson.SpeedType = (int)aircraftSnapshot.SpeedType;
if(firstTimeSeen || aircraftSnapshot.SquawkChanged > args.PreviousDataVersion) aircraftJson.Squawk = String.Format("{0:0000}", aircraftSnapshot.Squawk);
if(firstTimeSeen || aircraftSnapshot.TrackChanged > args.PreviousDataVersion) aircraftJson.Track = Round.Track(aircraftSnapshot.Track);
if(firstTimeSeen || aircraftSnapshot.TypeChanged > args.PreviousDataVersion) aircraftJson.Type = aircraftSnapshot.Type;
if(firstTimeSeen || aircraftSnapshot.UserTagChanged > args.PreviousDataVersion) aircraftJson.UserTag = aircraftSnapshot.UserTag;
if(firstTimeSeen || aircraftSnapshot.VerticalRateChanged > args.PreviousDataVersion) aircraftJson.VerticalRate = aircraftSnapshot.VerticalRate;
if(firstTimeSeen || aircraftSnapshot.WakeTurbulenceCategoryChanged > args.PreviousDataVersion) aircraftJson.WakeTurbulenceCategory = (int)aircraftSnapshot.WakeTurbulenceCategory;
if(aircraftSnapshot.Stopovers.Count > 0 && (firstTimeSeen || aircraftSnapshot.StopoversChanged > args.PreviousDataVersion)) {
aircraftJson.Stopovers = new List<string>();
aircraftJson.Stopovers.AddRange(aircraftSnapshot.Stopovers);
}
aircraftJson.SecondsTracked = (long)((now - aircraftSnapshot.FirstSeen).TotalSeconds);
if(args.ShowShortTrail) {
if(aircraftSnapshot.ShortCoordinates.Count > 0) {
BuildCoordinatesList(true, firstTimeSeen, aircraftJson, aircraftSnapshot, args);
}
} else {
if(aircraftSnapshot.FullCoordinates.Count > 0) {
BuildCoordinatesList(false, firstTimeSeen, aircraftJson, aircraftSnapshot, args);
}
}
aircraftListJson.Aircraft.Add(aircraftJson);
}
}
/// <summary>
/// Builds the full or short coordinates list and attaches it to the aircraft JSON object.
/// </summary>
/// <param name="shortCoordinates"></param>
/// <param name="firstTimeSeen"></param>
/// <param name="aircraftJson"></param>
/// <param name="aircraftSnapshot"></param>
/// <param name="args"></param>
private void BuildCoordinatesList(bool shortCoordinates, bool firstTimeSeen, AircraftJson aircraftJson, IAircraft aircraftSnapshot, AircraftListJsonBuilderArgs args)
{
aircraftJson.ResetTrail = firstTimeSeen || args.ResendTrails || aircraftSnapshot.FirstCoordinateChanged > args.PreviousDataVersion;
List<double?> list = new List<double?>();
Coordinate lastCoordinate = null;
foreach(var coordindate in shortCoordinates ? aircraftSnapshot.ShortCoordinates : aircraftSnapshot.FullCoordinates) {
if(aircraftJson.ResetTrail || coordindate.DataVersion > args.PreviousDataVersion) {
list.Add(Round.Coordinate(coordindate.Latitude));
list.Add(Round.Coordinate(coordindate.Longitude));
if(shortCoordinates) list.Add(JavascriptHelper.ToJavascriptTicks(coordindate.Tick));
else list.Add(Round.Track(coordindate.Heading));
}
lastCoordinate = coordindate;
}
if(aircraftSnapshot.Latitude != null && aircraftSnapshot.Longitude != null &&
(lastCoordinate.Latitude != aircraftSnapshot.Latitude || lastCoordinate.Longitude != aircraftSnapshot.Longitude) &&
aircraftSnapshot.PositionTimeChanged > args.PreviousDataVersion) {
list.Add(Round.Coordinate(aircraftSnapshot.Latitude));
list.Add(Round.Coordinate(aircraftSnapshot.Longitude));
if(shortCoordinates) list.Add(JavascriptHelper.ToJavascriptTicks(aircraftSnapshot.PositionTime.Value));
else list.Add(Round.Track(aircraftSnapshot.Track));
}
if(list.Count != 0) {
if(shortCoordinates) aircraftJson.ShortCoordinates = list;
else aircraftJson.FullCoordinates = list;
}
}