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November 3, 2020 16:01
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| import UIKit | |
| import Combine | |
| import MapKit | |
| class VehiclesBrowserViewController: UIViewController { | |
| // MARK:- Properties | |
| // subscription to hold on to the publisher. | |
| var subscription: Set<AnyCancellable> = [] | |
| // map view | |
| fileprivate lazy var mapView: MKMapView = { | |
| let mapView = MKMapView() | |
| mapView.translatesAutoresizingMaskIntoConstraints = false | |
| mapView.mapType = .standard | |
| let location = CLLocationCoordinate2D(latitude: 53.394655, longitude: 9.757589) | |
| let span = MKCoordinateSpan(latitudeDelta: 5, longitudeDelta: 5) | |
| let region = MKCoordinateRegion(center: location, span: span) | |
| mapView.setRegion(mapView.regionThatFits(region), animated: true) | |
| mapView.delegate = self | |
| return mapView | |
| }() | |
| override func viewDidLoad() { | |
| super.viewDidLoad() | |
| view.backgroundColor = .systemBackground | |
| configureMapView() | |
| } | |
| override func viewDidAppear(_ animated: Bool) { | |
| super.viewDidAppear(animated) | |
| navigationController?.isNavigationBarHidden = true | |
| } | |
| func configureMapView() { | |
| view.addSubview(mapView) | |
| NSLayoutConstraint.activate([ | |
| mapView.topAnchor.constraint(equalTo: view.topAnchor), | |
| mapView.leadingAnchor.constraint(equalTo: view.leadingAnchor), | |
| mapView.trailingAnchor.constraint(equalTo: view.trailingAnchor), | |
| mapView.bottomAnchor.constraint(equalTo: view.bottomAnchor) | |
| ]) | |
| } | |
| fileprivate func addAnnotaionFromResponse(response: PoiList) { | |
| let location = CLLocationCoordinate2D(latitude: response.latitude!, longitude: response.longitude!) | |
| let regionOne = MKCoordinateRegion(center: location, latitudinalMeters: CLLocationDistance(exactly: 10)!, longitudinalMeters: CLLocationDistance(exactly: 4500)!) | |
| mapView.setRegion(mapView.regionThatFits(regionOne), animated: true) | |
| let annotation = MKPointAnnotation() | |
| annotation.coordinate = location | |
| annotation.title = response.type | |
| mapView.addAnnotation(annotation) | |
| } | |
| fileprivate func prepareRequest(longtitude: CLLocationDegrees, latitidue: CLLocationDegrees) { | |
| showLoadingView() | |
| NetworkService.shared.sendRequest(to: "poi/v1", method: .get, model:PoiListResponse.self , queryItems: [ | |
| "p2Lat":latitidue.description, | |
| "p1Lon":longtitude.description, | |
| "p1Lat": 53.694865.description, | |
| "p2Lon":10.099891.description, | |
| ]) | |
| .receive(on: RunLoop.main) | |
| .sink { (_) in | |
| // | |
| } receiveValue: { [self](response) in | |
| for data in response.poiList { | |
| addAnnotaionFromResponse(response: data) | |
| } | |
| dismissLoadingView() | |
| }.store(in: &subscription) | |
| } | |
| } | |
| extension VehiclesBrowserViewController: MKMapViewDelegate { | |
| func mapView(_ mapView: MKMapView, viewFor annotation: MKAnnotation) -> MKAnnotationView? { | |
| let annotationView = MKPinAnnotationView(annotation: annotation, reuseIdentifier: "id") | |
| annotationView.canShowCallout = true | |
| return annotationView | |
| } | |
| func mapView(_ mapView: MKMapView, regionDidChangeAnimated animated: Bool) { | |
| if !animated { | |
| mapView.removeAnnotations(self.mapView.annotations) | |
| prepareRequest(longtitude: mapView.region.center.longitude, latitidue: mapView.region.center.latitude) | |
| } | |
| } | |
| func mapView(_ mapView: MKMapView, didSelect view: MKAnnotationView) { | |
| let region = MKCoordinateRegion(center: view.annotation!.coordinate, span: mapView.region.span) | |
| mapView.setRegion(region, animated: true) | |
| } | |
| } |
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