/*
 * Copyright (c) 2023 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 Microsoft.Win32;

namespace ProtonVPN.Common.Legacy.OS.Registry;

public class SystemProxy : ISystemProxy
{
    private const string REG_KEY = "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings";

    public bool Enabled()
    {
        using (RegistryKey key = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(REG_KEY, false))
        {
            if (key == null)
            {
                return false;
            }

            int? value = key.GetValue("ProxyEnable") as int?;
            if (value == null)
            {
                return false;
            }

            return value == 1;
        }
    }
}