func (db *FlightDBFr24) ParsePlayback(body []byte) (*flightdb.Flight, error) {
r := FlightPlaybackResponse{}
if err := json.Unmarshal(body, &r); err != nil {
return nil, err
}
if r.Result.Response.Timestamp == 0 {
return nil, fmt.Errorf("ParsePlayback: no response element (%s no longer exists)",
r.Result.Request.FlightId)
}
// Note: we need the track before we can do the flight identifier (it needs a timestamp from the track data)
track := flightdb.Track{}
for _, frame := range r.Result.Response.Data.Flight.Track {
track = append(track, flightdb.TrackPoint{
Source: "fr24",
TimestampUTC: time.Unix(int64(frame.Timestamp), 0).UTC(),
Heading: float64(frame.Heading),
Latlong: geo.Latlong{float64(frame.Latitude), float64(frame.Longitude)},
SpeedKnots: float64(frame.Speed.Kts),
AltitudeFeet: float64(frame.Altitude.Feet),
Squawk: frame.Squawk,
})
}
f := flightdb.Flight{
EquipmentType: r.Result.Response.Data.Flight.Aircraft.Model.Code,
Track: track,
}
f.Tracks = map[string]flightdb.Track{}
if err := playback2FlightIdentifier(r, &f.Id); err != nil {
return nil, err
}
return &f, nil
}
