/*
 * Copyright (c) 2025 Proton AG
 *
 * This file is part of ProtonVPN.
 *
 * ProtonVPN 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.
 *
 * ProtonVPN 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 ProtonVPN.  If not, see <https://www.gnu.org/licenses/>.
 */

using ProtonVPN.Common.Core.Networking;
using ProtonVPN.Vpn.Common;

namespace ProtonVPN.Vpn.OpenVpn;

internal class BestLocalOpenVpnEndpoint
{
    private readonly BestNetworkInterface? _interface;

    public BestLocalOpenVpnEndpoint(VpnEndpoint endpoint)
    {
        _interface = endpoint.VpnProtocol == VpnProtocol.OpenVpnUdp ?
            new BestNetworkInterface(endpoint.Server.Ip) :
            null;
    }

    public string Ip()
    {
        return _interface?.GetIpAddress()?.ToString() ?? string.Empty;
    }
}