Update Qlyra application

lib/frontend/screens/chats/chat/location_attachment_controller.dart

@@ -0,0 +1,52 @@
+import 'package:geolocator/geolocator.dart';
+
+enum LocationAttachmentFailure {
+  serviceDisabled,
+  permissionDenied,
+  unavailable,
+}
+
+class LocationAttachmentResult {
+  final Position? position;
+  final LocationAttachmentFailure? failure;
+
+  const LocationAttachmentResult._({this.position, this.failure});
+
+  const LocationAttachmentResult.success(Position value)
+    : this._(position: value);
+
+  const LocationAttachmentResult.failed(LocationAttachmentFailure value)
+    : this._(failure: value);
+}
+
+class LocationAttachmentController {
+  Future<LocationAttachmentResult> resolveCurrentPosition() async {
+    try {
+      if (!await Geolocator.isLocationServiceEnabled()) {
+        return const LocationAttachmentResult.failed(
+          LocationAttachmentFailure.serviceDisabled,
+        );
+      }
+      var permission = await Geolocator.checkPermission();
+      if (permission == LocationPermission.denied) {
+        permission = await Geolocator.requestPermission();
+      }
+      if (permission == LocationPermission.denied ||
+          permission == LocationPermission.deniedForever) {
+        return const LocationAttachmentResult.failed(
+          LocationAttachmentFailure.permissionDenied,
+        );
+      }
+      final position = await Geolocator.getCurrentPosition(
+        locationSettings: const LocationSettings(
+          accuracy: LocationAccuracy.high,
+        ),
+      );
+      return LocationAttachmentResult.success(position);
+    } catch (_) {
+      return const LocationAttachmentResult.failed(
+        LocationAttachmentFailure.unavailable,
+      );
+    }
+  }
+}