passepartout-apple/Library/Sources/CommonUtils/Business/CoreLocationWifiObserver.swift
Davide 7af703c164
Move app library to the root (#962)
Makes it easier to search among app files and library files.
2024-11-28 17:45:18 +01:00

80 lines
2.6 KiB
Swift

//
// CoreLocationWifiObserver.swift
// Passepartout
//
// Created by Davide De Rosa on 5/21/23.
// Copyright (c) 2024 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
import CoreLocation
import Foundation
public actor CoreLocationWifiObserver: NSObject, WifiObserver {
private let locationManager = CLLocationManager()
private var pendingTask: Task<String, Error>?
private var continuation: CheckedContinuation<String, Error>?
public func currentSSID() async throws -> String {
if let pendingTask {
return try await pendingTask.value
}
let pendingTask = Task {
switch locationManager.authorizationStatus {
case .authorizedAlways, .authorizedWhenInUse, .denied:
return await currentSSIDWithoutAuthorization()
default:
return try await withCheckedThrowingContinuation { continuation in
self.continuation = continuation
locationManager.delegate = self
locationManager.requestWhenInUseAuthorization()
}
}
}
self.pendingTask = pendingTask
let result = try await pendingTask.value
self.pendingTask = nil
continuation = nil
return result
}
private func currentSSIDWithoutAuthorization() async -> String {
await Utils.currentWifiSSID() ?? ""
}
}
extension CoreLocationWifiObserver: CLLocationManagerDelegate {
public nonisolated func locationManagerDidChangeAuthorization(_ manager: CLLocationManager) {
Task {
let ssid = await currentSSIDWithoutAuthorization()
await continuation?.resume(returning: ssid)
}
}
public nonisolated func locationManager(_ manager: CLLocationManager, didFailWithError error: Error) {
Task {
await continuation?.resume(throwing: error)
}
}
}