// SPDX-License-Identifier: MIT
// Copyright © 2018 WireGuard LLC. All Rights Reserved.

import Foundation
import os.log

extension FileManager {
    static var networkExtensionLogFileURL: URL? {
        guard let appGroupId = Bundle.main.object(forInfoDictionaryKey: "com.wireguard.ios.app_group_id") as? String else {
            os_log("Can't obtain app group id from bundle", log: OSLog.default, type: .error)
            return nil
        }
        guard let sharedFolderURL = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: appGroupId) else {
            os_log("Can't obtain shared folder URL", log: OSLog.default, type: .error)
            return nil
        }
        return sharedFolderURL.appendingPathComponent("lastActivatedTunnelLog.txt")
    }
}