OnTurretRotate

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

namespace Oxide.Plugins
{
    [Info("Turret Rotate Guard", "RustPluginGenerator", "1.0.0")]
    [Description("Restricts manual AutoTurret aim flips to a permission and logs every attempt")]
    public class TurretRotateGuard : RustPlugin
    {
        private const string PermRotate = "turretrotateguard.rotate";

        private PluginConfig config;
        private Dictionary<string, int> flipCounts = new Dictionary<string, int>();
        private Timer saveTimer;

        private class PluginConfig
        {
            [JsonProperty("Require permission to rotate turrets")]
            public bool RequirePermission = true;

            [JsonProperty("Log rotations to server console")]
            public bool LogToConsole = 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>
            {
                ["NoPermission"] = "You are not allowed to re-aim this turret.",
                ["Logged"] = "Turret aim change recorded ({0} total)."
            }, 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(PermRotate, this);
        }

        private void OnServerInitialized()
        {
            flipCounts = Interface.Oxide.DataFileSystem.ReadObject<Dictionary<string, int>>(Name)
                         ?? new Dictionary<string, int>();
            saveTimer = timer.Every(300f, SaveData);
        }

        private void SaveData()
        {
            Interface.Oxide.DataFileSystem.WriteObject(Name, flipCounts);
        }

        private object OnTurretRotate(AutoTurret autoTurret, BasePlayer player)
        {
            if (autoTurret == null || player == null) return null;

            if (config.RequirePermission && !permission.UserHasPermission(player.UserIDString, PermRotate))
            {
                player.ChatMessage(Msg("NoPermission", player.UserIDString));
                return true;
            }

            int count;
            flipCounts.TryGetValue(player.UserIDString, out count);
            flipCounts[player.UserIDString] = count + 1;

            if (config.LogToConsole)
            {
                Puts($"{player.displayName} ({player.UserIDString}) flipped turret {autoTurret.net.ID.Value} at {autoTurret.transform.position}");
            }

            return null;
        }

        private void Unload()
        {
            if (saveTimer != null) saveTimer.Destroy();
            SaveData();
        }
    }
}