public PositionViewModel(TLGpsDataEvent tk103Gps, Vehicle vehicle, GeofenceHelper.Position lasPosition)
{
double dir = 0;
if (Math.Abs(lasPosition.Latitude - tk103Gps.Lat) > 0.0)
{
if (Math.Abs(lasPosition.Longitude - tk103Gps.Long) > 0.0)
{
dir = GetDirection(tk103Gps, lasPosition);
}
}
Latitude = tk103Gps.Lat;
Longitude = tk103Gps.Long;
Address = tk103Gps.Address;
IMEI = tk103Gps.Imei;
// SerialNumber = tk103Gps.s;
//Direction = tk103Gps.Address
Speed = tk103Gps.Speed;
VehicleName = vehicle.VehicleName;
VehicleId = vehicle.Id.ToString();
CustomerName = vehicle.Customer?.Id.ToString();
TimeStampUtc = tk103Gps.DateTimeUtc;
SetVehicleImage(vehicle, dir);
}
public async Task Handle(TLGpsDataEvent notification, CancellationToken cancellationToken)
{
try
{
var box = await _context.Boxes
.SingleOrDefaultAsync(b => b.Imei == notification.Imei, cancellationToken : cancellationToken)
.ConfigureAwait(false);
if (box != null)
{
var position = new Position();
position.Box_Id = box?.Id;
position.Altitude = notification.Altitude;
position.Direction = notification.Direction;
position.Lat = notification.Lat;
position.Long = notification.Long;
position.Speed = notification.Speed;
position.Address = notification.Address;
position.Id = Guid.NewGuid();
position.Priority = notification.Priority;
position.Satellite = notification.Satellite;
position.Timestamp = notification.DateTimeUtc;
position.MotionStatus = notification.Speed > 0.0 ? notification.Speed > 8 ? MotionStatus.Moving : MotionStatus.SlowMotion: MotionStatus.Stopped;
box.LastGpsInfoTime = notification.DateTimeUtc;
_context.Positions.Add(position);
await _context.SaveChangesAsync(cancellationToken).ConfigureAwait(false);
}
}
catch (Exception e)
{
Trace.WriteLine(e);
throw;
}
}
private async Task <Box> Item(TLGpsDataEvent context)
{
using (var contextFScope = _dbContextScopeFactory.Create())
{
_db = contextFScope.DbContexts.Get <SmartFleetObjectContext>();
return(await _db.Boxes.SingleOrDefaultAsync(b => b.Imei == context.Imei));
}
}
private static double GetDirection(TLGpsDataEvent tk103Gps, GeofenceHelper.Position lastPos)
{
var dir = !lastPos.Equals(default(GeofenceHelper.Position))
? GeofenceHelper.DegreeBearing(lastPos.Latitude, lastPos.Longitude, tk103Gps.Lat, tk103Gps.Long)
: 0;
return(dir);
}