OnTurretDeauthorize

using System;
using System.Collections.Generic;
using Newtonsoft.Json;
using Oxide.Core;

namespace Oxide.Plugins
{
    [Info("Turret Owner Lock", "RustPluginGenerator", "1.0.0")]
    [Description("Prevents the owner of an AutoTurret from removing their own authorization.")]
    public class TurretOwnerLock : RustPlugin
    {
        private const string PermBypass = "turretownerlock.bypass";

        private PluginConfig config;

        private class PluginConfig
        {
            [JsonProperty("Prevent owner deauthorize")]
            public bool PreventOwnerDeauthorize { get; set; } = true;

            [JsonProperty("Notify player when blocked")]
            public bool NotifyPlayer { get; set; } = true;
        }

        protected override void LoadDefaultConfig() => config = new PluginConfig();

        protected override void LoadConfig()
        {
            base.LoadConfig();
            try
            {
                config = Config.ReadObject<PluginConfig>();
                if (config == null) throw new Exception();
            }
            catch
            {
                PrintWarning("Configuration file is invalid, using defaults");
                LoadDefaultConfig();
            }
            SaveConfig();
        }

        protected override void SaveConfig() => Config.WriteObject(config);

        protected override void LoadDefaultMessages()
        {
            lang.RegisterMessages(new Dictionary<string, string>
            {
                ["OwnerCannotDeauthorize"] = "You own this turret and cannot remove your own authorization.",
                ["Blocked"] = "You are not allowed to deauthorize this turret."
            }, this);
        }

        private string Msg(string key, string userId = null, params object[] args) =>
            string.Format(lang.GetMessage(key, this, userId), args);

        private void Init()
        {
            permission.RegisterPermission(PermBypass, this);
        }

        private object OnTurretDeauthorize(AutoTurret autoTurret, BasePlayer player)
        {
            if (autoTurret == null || player == null) return null;
            if (!config.PreventOwnerDeauthorize) return null;
            if (autoTurret.OwnerID != player.userID.Get()) return null;
            if (permission.UserHasPermission(player.UserIDString, PermBypass)) return null;

            if (config.NotifyPlayer)
                player.ChatMessage(Msg("OwnerCannotDeauthorize", player.UserIDString));

            return true;
        }
    }
}