/*
 * 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 System;

namespace ProtonVPN.Common.Legacy.Abstract;

public class Result
{
    protected Result(bool success, string error = null, Exception exception = null)
    {
        Success = success;
        Error = error ?? "";
        Exception = exception;
    }

    public bool Success { get; }
    public string Error { get; protected set; }

    public Exception Exception { get; }

    public bool Failure => !Success;

    public static Result Fail(string message = null) => new(success: false, error: message);

    public static Result Fail(Exception exception) => new(success: false, error: "", exception: exception);

    public static Result<T> Fail<T>(string message = "") => new(default(T), success: false, error: message);

    public static Result Ok() => new(success: true, "");

    public static Result<T> Ok<T>(T value) => new(value, success: true, error: "");
}