private TrackEditModel InitEditModel(TrackEditData track)
{
// prepare edit model
var model = new TrackEditModel();
model.File = new FileInfo(track.Source);
model.Track = track;
// build fake trail data
var topoTrail = new TopoTrailInfo();
var first = track.Points.FirstOrDefault();
var country = Graffiti.Geo.NearestCountry(first);
if (country != null)
{
topoTrail.Country = country;
if (country.HasRegions)
{
var region = Graffiti.Geo.NearestRegion(first);
if (region != null && topoTrail.Timezone == null)
{
topoTrail.Timezone = Graffiti.Geo.GuessTimezone(region);
}
topoTrail.Region = region;
}
if (topoTrail.Timezone == null)
{
topoTrail.Timezone = Graffiti.Geo.GuessTimezone(country);
}
}
if (topoTrail.Timezone == null)
{
topoTrail.Timezone = GeoTimezoneInfo.UTC;
}
// start and finish places
var topoTrack = new TopoTrackInfo(topoTrail, track);
topoTrack.StartPlace = _cartoPlaceService.NearestPlace(topoTrack.StartPoint);
topoTrack.FinishPlace = _cartoPlaceService.NearestPlace(topoTrack.FinishPoint);
model.TopoTrack = topoTrack;
// discover additional places
var bounds = GeoPerimeter.FromPoints(track.Points);
model.NearbyPlaces = _cartoPlaceService.ListPlacesContainingBounds(bounds);
model.ContainedPlaces = _cartoPlaceService.ListPlacesContainedInBounds(bounds);
// default filter values
var filters = new TrackEditFilter();
filters.MaximumDilution = track.Points.Max(x => _trackEditService.GetMaxDOP(x));
filters.MaximumVelocity = track.Points.Max(x => x.Speed ?? 0);
filters.MinimumSatellite = track.Points.Min(x => x.Sats ?? 0);
model.Filters = filters;
return(model);
}
// ==================================================
// Helpers
public DateTime GetTrackDate(TrackEditData edit)
{
//TODO: BUG: fix this to use timezone for local time display
//return edit.Timezone.FromUTC(edit.Points.First().Timestamp.Value);
return(edit.Points.First().Timestamp.Value);
}
