Map code

[MichealSBingham]

  /// Adds pins on map that show locations of where you swapped users
func addPins()  {

    for history in swapHistoryUsers{

        history._latitude = "40.7128"
        history._longitude  = "-74.0059"

        if let x_cordinate_string = history._latitude, let y_cordinate_string = history._longitude{

            let x_cordinate = Double(x_cordinate_string)
            let y_cordinate = Double(y_cordinate_string)

            // Ensure there are cordinates presents

            if let x = x_cordinate, let y = y_cordinate{

                // Add Annotations

                var annotation = MKPointAnnotation()
                annotation.coordinate = CLLocationCoordinate2DMake(x, y)

                mapView.addAnnotation(annotation)

            }

        }
    }
}

/// Center's Map on User's Location. If there's no location, it defaults to New York City
func setupMap()  {

    // Gets the user's location and centers map
    var currentLocation = mapView.userLocation.coordinate

    if currentLocation.latitude == 0 && currentLocation.longitude == 0 {
        // Set Location to default location

        let NewYorkCity = CLLocationCoordinate2D(latitude: 40.7128, longitude: -74.0059)
        currentLocation = NewYorkCity
    }

    let region = MKCoordinateRegion(center: currentLocation, span: MKCoordinateSpan(latitudeDelta: 0.01, longitudeDelta: 0.01))

    mapView.setRegion(region, animated: true)
}