public async void AvisarSoyLento(Vehicle vehiculo)
{
VehiclesService _vehServ = new VehiclesService();
var locator = CrossGeolocator.Current;
locator.DesiredAccuracy = 50;
var position = await locator.GetPositionAsync(timeoutMilliseconds : 10000);
//TODO map e to My position
MyPosition aux = new MyPosition()
{
Coordinate = new Coordinate(position.Latitude, position.Longitude),
Speed = position.Speed,
Vehicle = vehiculo,
Time = Helper.ConvertToTimestamp(DateTime.Now).ToString()
};
await _vehServ.SetPositionVehicle(aux);
}
public async void AvisarSoyLento(Plugin.Geolocator.Abstractions.Position position)
{
try
{
VehiclesService _vehServ = new VehiclesService();
//TODO map e to My position
MyPosition aux = new MyPosition()
{
Coordinate = new Coordinate(position.Latitude, position.Longitude),
Speed = position.Speed,
Vehicle = Vehicle.Otro,
Time = Helper.ConvertToTimestamp(DateTime.Now).ToString()
};
this._map.MoveToRegion(new MapSpan(new Position(position.Latitude, position.Longitude), 0.05, 0.05));
await _vehServ.SetPositionVehicle(aux);
}
catch (Exception ex)
{
Debug.WriteLine("AvisarSoyLento: " + ex.Message);
}
}
/// <summary>
/// Funcion que actualiza los puntos del mapa, comprueba la distancia por coordendas, si esta muy cerca llama a la API de google y lanza aviso si es necesario
/// </summary>
/// <returns></returns>
public async Task <bool> UpdateMarkers()
{
try
{
VehiclesService _vehServ = new VehiclesService();
var vehicles = await _vehServ.GetVehicles();
this._map.Pins.Clear();
List <Alerta> alertasbuffer = new List <Alerta>();
foreach (var vehicle in vehicles)
{
InfoCloseVehicule infoVehicle = new InfoCloseVehicule();
if (CalculateDistanceLine(myPosition.Latitude, myPosition.Longitude, vehicle.Object.CurrentPosition.Coordinate.Latitude, vehicle.Object.CurrentPosition.Coordinate.Longitude) < distancePosibleAlert)
{
infoVehicle = await this.GetInformationCloseVehicle(myPosition.Latitude, myPosition.Longitude, vehicle.Object.CurrentPosition.Coordinate.Latitude, vehicle.Object.CurrentPosition.Coordinate.Longitude);
}
var pin = new Pin
{
Type = PinType.Place,
Position = new Position(vehicle.Object.CurrentPosition.Coordinate.Latitude, vehicle.Object.CurrentPosition.Coordinate.Longitude),
Label = vehicle.Object.CurrentPosition.Vehicle.ToString(),
};
this._map.Pins.Add(pin);
bool lanzaraviso = ComprobarDistanciaYCarretera(infoVehicle, new Coordinate(myPosition.Latitude, myPosition.Longitude), new Coordinate(myLastPosition.Latitude, myLastPosition.Longitude), vehicle.Object.CurrentPosition.Coordinate, vehicle.Object.LastPosition.Coordinate);
if (lanzaraviso)
{
alertasbuffer.Add(new Alerta(vehicle.Key, vehicle.Object.CurrentPosition.Vehicle, infoVehicle.distanceText, 0, TextoANumero(infoVehicle.distanceText)));
}
}
//alertasbuffer.Add(new Alerta("1", new Vehicle(), "300 m", 0, 300));
//alertasbuffer.Add(new Alerta("2", new Vehicle(), "350 m", 0, 350));
//alertasbuffer.Add(new Alerta("3", new Vehicle(), "360 m", 0, 360));
//alertasbuffer.Add(new Alerta("4", new Vehicle(), "300 m", 0, 300));
//alertasbuffer.Add(new Alerta("5", new Vehicle(), "300 m", 0, 300));
//alertasbuffer.Add(new Alerta("6", new Vehicle(), "300 m", 0, 300));
alertas = CompararAlertasGuardadasVsNuevas(alertasbuffer);
if (alertas.Count > 0)
{
Alertar(alertas);
}
else
{
PararAlertar();
}
await Task.Delay(5000);
CenterMap();
return(true);
}
catch (Exception ex)
{
CenterMap();
Debug.WriteLine("UpdateMarkers: " + ex.Message);
return(true);
}
}
async Task StartListening()
{
try
{
var locator = CrossGeolocator.Current;
var position = await locator.GetPositionAsync(timeoutMilliseconds : 10000);
this._position = "Lat: " + position.Latitude.ToString() + " Long: " + position.Longitude.ToString();
this._time = position.Timestamp.ToString();
this._heading = position.Heading.ToString();
this._speed = position.Speed.ToString();
this._accuracy = position.Accuracy.ToString();
this._altitude = position.Altitude.ToString();
this._altitudeAccuracy = position.AltitudeAccuracy.ToString();
RaisePropertyChanged("Position");
RaisePropertyChanged("Time");
RaisePropertyChanged("Heading");
RaisePropertyChanged("Speed");
RaisePropertyChanged("Accuracy");
RaisePropertyChanged("Altitude");
RaisePropertyChanged("AltitudeAccuracy");
if (!locator.IsListening)
{
await locator.StartListeningAsync(500, 1, false);
locator.PositionChanged += async(sender, e) =>
{
position = e.Position;
VehiclesService _vehServ = new VehiclesService();
//TODO map e to My position
MyPosition aux = new MyPosition()
{
Coordinate = new Coordinate(e.Position.Latitude, e.Position.Longitude),
Speed = e.Position.Speed,
Vehicle = _vehicle,
Time = Helper.ConvertToTimestamp(DateTime.Now).ToString()
};
this._map.MoveToRegion(new MapSpan(new Position(position.Latitude, position.Longitude), 0.05, 0.05));
await _vehServ.SetPositionVehicle(aux);
this._position = "Lat: " + position.Latitude.ToString() + " Long: " + position.Longitude.ToString();
this._time = position.Timestamp.ToString();
this._heading = position.Heading.ToString();
this._speed = position.Speed.ToString();
this._accuracy = position.Accuracy.ToString();
this._altitude = position.Altitude.ToString();
this._altitudeAccuracy = position.AltitudeAccuracy.ToString();
RaisePropertyChanged("Position");
RaisePropertyChanged("Time");
RaisePropertyChanged("Heading");
RaisePropertyChanged("Speed");
RaisePropertyChanged("Accuracy");
RaisePropertyChanged("Altitude");
RaisePropertyChanged("AltitudeAccuracy");
};
}
await Task.Delay(5000);
StartListening();
}
catch (Exception ex)
{
Debug.WriteLine("Unable to get location, may need to increase timeout: " + ex.Message);
await Task.Delay(5000);
StartListening();
}
}
