//
//  RemoteProvidersStrategy.swift
//  Passepartout
//
//  Created by Davide De Rosa on 5/24/23.
//  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 Combine
import Foundation
import PassepartoutCore

public enum RemoteProvidersPriority {
    case bundle

    case remote

    case remoteThenBundle
}

public protocol RemoteProvidersStrategy {
    func saveIndex(
        priority: RemoteProvidersPriority,
        onFetch: @escaping () -> Void
    ) -> AnyPublisher<Void, Error>

    func saveProvider(
        withName providerName: ProviderName,
        vpnProtocol: VPNProtocolType,
        lastUpdate: Date?,
        priority: RemoteProvidersPriority,
        onFetch: @escaping () -> Void
    ) -> AnyPublisher<Void, Error>
}