74 lines
2 KiB
Swift
74 lines
2 KiB
Swift
import CoreLocation
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import MapKit
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import SwiftUI
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import UIKit
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struct AttachmentLocationPickerView: View {
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@StateObject private var locationManager = LocationManager()
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@State private var region = MKCoordinateRegion(
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center: CLLocationCoordinate2D(latitude: 34.011_286, longitude: -116.166_868),
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span: MKCoordinateSpan(latitudeDelta: 0.2, longitudeDelta: 0.2)
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)
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var body: some View {
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MapView(coordinateRegion: $region)
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.onAppear {
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locationManager.start()
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}
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.onChange(of: locationManager.lastLocation) { newLocation in
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if let newLocation {
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region.center = newLocation.coordinate
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}
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}
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}
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}
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class LocationManager: NSObject, ObservableObject, CLLocationManagerDelegate {
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private let locationManager = CLLocationManager()
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@Published var lastLocation: CLLocation?
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override init() {
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super.init()
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locationManager.delegate = self
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}
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func start() {
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locationManager.requestWhenInUseAuthorization()
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locationManager.startUpdatingLocation()
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}
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func locationManager(_: CLLocationManager, didUpdateLocations locations: [CLLocation]) {
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lastLocation = locations.first
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}
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}
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struct MapView: UIViewRepresentable {
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@Binding var coordinateRegion: MKCoordinateRegion
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func makeUIView(context: Context) -> MKMapView {
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let mapView = MKMapView()
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mapView.delegate = context.coordinator
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return mapView
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}
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func updateUIView(_ uiView: MKMapView, context _: Context) {
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uiView.setRegion(coordinateRegion, animated: true)
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}
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func makeCoordinator() -> Coordinator {
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Coordinator(self)
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}
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class Coordinator: NSObject, MKMapViewDelegate {
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var parent: MapView
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init(_ parent: MapView) {
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self.parent = parent
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}
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func mapView(_ mapView: MKMapView, regionDidChangeAnimated _: Bool) {
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parent.coordinateRegion = mapView.region
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}
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}
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}
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