/// <summary>
/// Removes the pin.
/// </summary>
/// <param name="index">Index.</param>
public void RemovePin(int index)
{
IPin pin = Pins [index];
if (pin is DPin)
{
var tmp = GetCorespondingSequence(pin as DPin);
if (tmp != null)
{
RemoveSequence(tmp.Name);
}
}
else if (pin is APin)
{
var tmp = GetCorespondingCombination(pin as APin);
if (tmp != null)
{
RemoveMeasurementCombination(tmp);
}
}
Pins.RemoveAt(index);
if (OnPinsUpdated != null)
{
OnPinsUpdated.Invoke(this, new ControllerPinUpdateArgs(pin, UpdateOperation.Remove));
}
}
private async void UpdateListCart(object sender, EventArgs e)
{
if (Driver.Current == null)
{
return;
}
var result = await DataService.GetDriverOrdersOnMap();
if (result == null || result.Status != 0)
{
return;
}
Device.BeginInvokeOnMainThread(() =>
{
//list of showing pins in map
var availablePins = new List <OrderPin>();
foreach (var r in result.Data)
{
if (!availableStatus.Contains(r.OrderStatus))
{
continue;
}
var existPin = Pins.FirstOrDefault(x => x.Id == r.OrderId);
string namePin = r.OrderStatus == Enums.OrderStatus.NewOrder ? "red_pin" : "green_pin";
if (existPin == null)
{
existPin = new OrderPin
{
Id = r.OrderId,
Position = new Position(r.Latitude, r.Longitude),
Title = "Order No:" + r.OrderId,
Image = Device.OnPlatform(namePin, namePin, string.Empty),
ShowCallout = true,
};
Pins.Add(existPin);
}
else
{
existPin.Image = Device.OnPlatform(namePin, namePin, string.Empty);
}
availablePins.Add(existPin);
}
//delete older pins
for (int i = 0; i < Pins.Count; i++)
{
if (availablePins.FirstOrDefault(x => x.Id == Pins[i].Id) == null)
{
if (Pins != null)
{
Pins.RemoveAt(i);
i--;
}
}
}
});
}
private async void DrawPins()
{
var drivers = await DataService.GetDriversAvailablePostion();
Device.BeginInvokeOnMainThread(() =>
{
if (Pins == null || drivers.Status != 0 || drivers.Data == null)
{
return;
}
var availablePins = new List <DriverPin>();
foreach (var driver in drivers.Data)
{
var existPin = Pins.FirstOrDefault(x => x.DriverPosition.DriverId == driver.DriverId);
var icon = driver.ProductType == 0 ? "car1" : "car" + driver.ProductType;
if (existPin == null)
{
existPin = new DriverPin
{
DriverPosition = driver,
ShowCallout = true,
Position = new Position(driver.Latitude, driver.Longitude),
Image = Device.OnPlatform(icon, icon, string.Empty)
};
Pins.Add(existPin);
}
else
{
existPin.DriverPosition = driver;
existPin.Position = new Position(driver.Latitude, driver.Longitude);
existPin.Image = Device.OnPlatform(icon, icon, string.Empty);
}
availablePins.Add(existPin);
}
//clear not use pins
for (int i = 0; i < Pins.Count; i++)
{
if (availablePins.FirstOrDefault(x => x.DriverPosition.DriverId == Pins[i].DriverPosition.DriverId) == null)
{
Pins.RemoveAt(i);
i--;
}
}
});
}
// ===========================================================================
// = Public Methods
// ===========================================================================
public void ClearSearchResults()
{
// Clear search results.
var pinsToRemove = Pins
.Select((X, I) => new { Index = I, Object = X })
.Where(X => X.Object.IsSearchResult)
.Select(X => X.Index)
.OrderByDescending(X => X)
.ToList();
foreach (var index in pinsToRemove)
{
Pins.RemoveAt(index);
}
SearchResults.Clear();
if (pinsToRemove.Count > 0)
{
RaiseChanged();
}
}
private void OnMapClicked(object sender, MapClickedEventArgs e)
{
if (!AreaWithin(e.Position))
{
Application.Current.MainPage.DisplayAlert("Warning", "We cannot service your chosen region", "Okay");
return;
}
if (BindingContext is SelectLocationPageViewModel selectLocationVm)
{
selectLocationVm.SelectedLocation = new Location {
lat = e.Position.Latitude, lng = e.Position.Longitude
};
selectLocationVm.SelectionMode = SelectLocationPageViewModel.AddressSelectionMode.Click;
}
if (RoutePins.Count > 1)
{
for (int i = 1; i < RoutePins.Count; i++)
{
RoutePins.RemoveAt(i);
}
Pins.RemoveAt(1);
}
var pin = new CustomPin
{
Label = "Selected Address",
Position = e.Position,
Type = PinType.SavedPin,
ImageUrl = "location_person.png"
};
RoutePins.Add(pin);
Pins.Add(pin);
MoveToRegion(MapSpan.FromCenterAndRadius(e.Position, Distance.FromKilometers(2)));
}