From c9021b964a425866e9d4ecd5985943db8ce6feec Mon Sep 17 00:00:00 2001
From: fmodf <fmodf.ios@gmail.com>
Date: Fri, 5 Jul 2024 10:36:35 +0200
Subject: [PATCH] wip

---
 .../AttachmentLocationPickerView.swift        | 118 ++++++++++++------
 1 file changed, 80 insertions(+), 38 deletions(-)

diff --git a/ConversationsClassic/View/Screens/Attachments/AttachmentLocationPickerView.swift b/ConversationsClassic/View/Screens/Attachments/AttachmentLocationPickerView.swift
index c745d3e..c073f96 100644
--- a/ConversationsClassic/View/Screens/Attachments/AttachmentLocationPickerView.swift
+++ b/ConversationsClassic/View/Screens/Attachments/AttachmentLocationPickerView.swift
@@ -1,48 +1,90 @@
-import Combine
-import CoreLocation
 import MapKit
 import SwiftUI
 
 struct AttachmentLocationPickerView: View {
+    @StateObject var locationManager = LocationManager()
     @State var region = MKCoordinateRegion()
 
     var body: some View {
-        VStack(spacing: 0) {
-            // Map
-            Map(
-                coordinateRegion: $region,
-                interactionModes: .all,
-                showsUserLocation: false,
-                userTrackingMode: .constant(.follow)
-            )
-            .overlay {
-                Image(systemName: "mappin")
-                    .font(.system(size: 30))
-                    .foregroundColor(.Material.Elements.active)
-            }
-
-            // Send panel
-            Rectangle()
-                .foregroundColor(.Material.Shape.black)
-                .frame(maxWidth: .infinity)
-                .frame(height: 50)
-                .overlay {
-                    HStack {
-                        Text(L10n.Attachment.Send.location)
-                            .foregroundColor(.Material.Text.white)
-                            .font(.body1)
-                        Image(systemName: "arrow.up.circle")
-                            .foregroundColor(.Material.Text.white)
-                            .font(.body1)
-                            .padding(.leading, 8)
-                    }
-                    .padding()
-                }
-                .clipped()
-                .onTapGesture {
-                    // TODO: Send location
-                    print("Send location")
-                }
+        ZStack {
+            MapView(region: $region)
+        }
+        .onAppear {
+            locationManager.start()
+        }
+        .onChange(of: locationManager.region) { region in
+            self.region = region
         }
     }
 }
+
+struct MapView: UIViewRepresentable {
+    @Binding var region: MKCoordinateRegion
+
+    func makeUIView(context: Context) -> MKMapView {
+        let mapView = MKMapView()
+        mapView.delegate = context.coordinator
+        mapView.showsUserLocation = true
+        mapView.userTrackingMode = .none
+        return mapView
+    }
+
+    func updateUIView(_ uiView: MKMapView, context _: Context) {
+        if uiView.region != region {
+            uiView.setRegion(region, animated: true)
+        }
+    }
+
+    func makeCoordinator() -> Coordinator {
+        Coordinator(self)
+    }
+
+    class Coordinator: NSObject, MKMapViewDelegate {
+        var parent: MapView
+
+        init(_ parent: MapView) {
+            self.parent = parent
+        }
+    }
+}
+
+class LocationManager: NSObject, ObservableObject {
+    private let locationManager = CLLocationManager()
+    @Published var region: MKCoordinateRegion
+
+    override init() {
+        region = MKCoordinateRegion()
+        super.init()
+        locationManager.delegate = self
+        locationManager.desiredAccuracy = kCLLocationAccuracyBest
+    }
+
+    func start() {
+        locationManager.requestWhenInUseAuthorization()
+        locationManager.startUpdatingLocation()
+    }
+
+    func stop() {
+        locationManager.stopUpdatingLocation()
+    }
+}
+
+extension LocationManager: CLLocationManagerDelegate {
+    func locationManager(_: CLLocationManager, didUpdateLocations locations: [CLLocation]) {
+        if let loc = locations.first {
+            region = MKCoordinateRegion(
+                center: loc.coordinate,
+                span: MKCoordinateSpan(latitudeDelta: 0.002, longitudeDelta: 0.002)
+            )
+        }
+    }
+}
+
+extension MKCoordinateRegion: Equatable {
+    public static func == (lhs: MKCoordinateRegion, rhs: MKCoordinateRegion) -> Bool {
+        lhs.center.latitude == rhs.center.latitude &&
+            lhs.center.longitude == rhs.center.longitude &&
+            lhs.span.latitudeDelta == rhs.span.latitudeDelta &&
+            lhs.span.longitudeDelta == rhs.span.longitudeDelta
+    }
+}