2fas-ios/TwoFAS/Data/Interactors/NetworkStatusInteractor.swift

//
//  This file is part of the 2FAS iOS app (https://github.com/twofas/2fas-ios)
//  Copyright © 2023 Two Factor Authentication Service, Inc.
//  Contributed by Zbigniew Cisiński. All rights reserved.
//
//  This program 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
//  any later version.
//
//  This program 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 this program. If not, see <https://www.gnu.org/licenses/>
//

import Foundation
import NetworkStack

public protocol NetworkStatusInteracting: AnyObject {
    var hasSSLNetworkError: Bool { get }
    func installListeners()
}

final class NetworkStatusInteractor {
    private let mainRepository: MainRepository
    private let notificationCenter = NotificationCenter.default
    
    init(mainRepository: MainRepository) {
        self.mainRepository = mainRepository
    }
}

extension NetworkStatusInteractor: NetworkStatusInteracting {
    var hasSSLNetworkError: Bool {
        mainRepository.hasSSLNetworkError
    }
    
    func installListeners() {
        notificationCenter.addObserver(
            self,
            selector: #selector(markSSLNetworkError),
            name: .SSLNetworkErrorNotificationKey,
            object: nil
        )
        notificationCenter.addObserver(
            self,
            selector: #selector(clearSSLNetworkError),
            name: .NoNetworkErrorNotificationKey,
            object: nil
        )
    }
}

private extension NetworkStatusInteractor {
    @objc
    func markSSLNetworkError() {
        mainRepository.markSSLNetworkError()
    }
    
    @objc
    func clearSSLNetworkError() {
        mainRepository.clearSSLNetworkError()
    }
}