private async Task SetupPin(RideStates state, Geoposition position = null, LatLng latLng = null)
{
if (position == null && latLng == null)
{
position = await geolocator.GetGeopositionAsync();
}
if (state == RideStates.Pickup)
{
if (startLocation != null && map.MapElements.Contains(startLocation))
{
map.MapElements.Remove(startLocation);
}
startLocation = new MapIcon();
if (latLng == null)
{
startLocation.Location = position.Coordinate.Point;
}
else
{
SetPinLocation(startLocation, latLng);
}
startLocation.CollisionBehaviorDesired = MapElementCollisionBehavior.RemainVisible;
startLocation.Title = "Pickup location";
map.MapElements.Add(startLocation);
}
else if (state == RideStates.Dropoff)
{
RemoveEndLocationPin();
endLocation = new MapIcon();
if (latLng == null)
{
endLocation.Location = position.Coordinate.Point;
}
else
{
SetPinLocation(endLocation, latLng);
}
endLocation.CollisionBehaviorDesired = MapElementCollisionBehavior.RemainVisible;
endLocation.Title = "Dropoff location";
map.MapElements.Add(endLocation);
}
}
private async Task SetRideState(RideStates state)
{
if (RideState == RideStates.RideStaging && state == RideStates.Dropoff)
{
dropoffSearchBox.Visibility = Visibility.Collapsed;
searchBox.Visibility = Visibility.Visible;
costTextBlock.Visibility = Visibility.Collapsed;
map.Routes.Clear();
}
RideState = state;
if (state == RideStates.Pickup)
{
SetPickupView();
await SetupPin(RideStates.Pickup);
await GetAvailableTypes(map.Center.Position);
var preferredRideType = GetPreferredType(availableRideTypes);
if (preferredRideType.HasValue)
{
SelectPreferredType(preferredRideType.Value);
await DisplayDrivers(map.Center.Position, preferredRideType.Value);
await GetEta(map.Center.Position, preferredRideType.Value);
}
else
{
button.IsEnabled = false;
button.Content = "No rides available";
}
}
else if (state == RideStates.Dropoff)
{
SetDropoffView();
pickupSearchBox.Text = searchBox.Text;
await SetupPin(RideStates.Dropoff);
pickupLocation = startLocation.Location.Position;
button.Content = "Set destination";
}
else if (state == RideStates.RideStaging)
{
SetRideStagingView();
dropoffSearchBox.Text = searchBox.Text;
dropoffLocation = endLocation.Location.Position;
selectedRideType = GetSelectedRideType();
if (selectedRideType.HasValue)
{
await GetCostEstimate(pickupLocation.Value, dropoffLocation.Value, selectedRideType.Value);
button.Content = $"Request {GetDisplayName(selectedRideType.Value)}";
await ShowRoute(pickupLocation.Value, dropoffLocation.Value);
}
}
else if (state == RideStates.Ride)
{
selectedRideType = GetSelectedRideType();
if (selectedRideType.HasValue)
{
await RequestRide();
}
}
else if (state == RideStates.Complete)
{
ratingGrid.Visibility = Visibility.Visible;
}
}
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
SystemNavigationManager.GetForCurrentView().BackRequested += MainPage_BackRequested;
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Visible;
GeolocationAccessStatus accessStatus = await Geolocator.RequestAccessAsync();
//if (accessStatus == GeolocationAccessStatus.Unspecified)
//{
// // don't actually do this
// throw new Exception();
//}
Geoposition position = await geolocator.GetGeopositionAsync();
map.Center = position.Coordinate.Point;
map.ZoomLevel = 15;
List <MapElement> layer = new List <MapElement>();
userLocation = new MapIcon();
userLocation.Location = position.Coordinate.Point;
userLocation.CollisionBehaviorDesired = MapElementCollisionBehavior.RemainVisible;
userLocation.Title = "Your location";
map.MapElements.Add(userLocation);
UpdateFromMapCenterTimer();
var history = await AppConstants.ShyftClient.RetrieveRideHistory();
if (history.Count > 0)
{
if (history[0].Status == LyftConstants.RideStatus.Canceled ||
history[0].Status == LyftConstants.RideStatus.Unknown)
{
await SetRideState(RideStates.Pickup);
}
else
{
if (history[0].Status == LyftConstants.RideStatus.DroppedOff)
{
if (history[0].Charges != null && history[0].Charges.Count > 0)
{
await SetRideState(RideStates.Pickup);
}
else
{
currentRideId = history[0].RideId;
selectedRideType = history[0].RideType;
RideState = RideStates.Ride;
GoToRide();
}
}
else
{
currentRideId = history[0].RideId;
selectedRideType = history[0].RideType;
RideState = RideStates.Ride;
GoToRide();
}
}
}
else
{
await SetRideState(RideStates.Pickup);
}
loaded = true;
}
