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

namespace Oxide.Plugins
{
    [Info("Arkan AutoBan", "Miho", "1.0.0")]
    [Description("Autobans players for Arkan violations")]
    class ArkanAutoBan : RustPlugin
    {
        #region Fields
        static double GrabCurrentTime() => DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1, 0, 0, 0)).TotalSeconds;

        #endregion

        #region Configuration

        private ConfigData config;

        private class ConfigData
        {
            [JsonProperty(PropertyName = "No Recoil Violation")]
            public ViolationSetting norecoilviolation;

            [JsonProperty(PropertyName = "Aimbot Violation")]
            public ViolationSetting aimbotviolation;

            [JsonProperty(PropertyName = "In Rock Violation")]
            public ViolationSetting inrockviolation;

            [JsonProperty(PropertyName = "Is logging enabled?")]
            public bool logenabled;

            [JsonProperty(PropertyName = "Version")]
            public string version;
        }

        private class ViolationSetting
        {
            [JsonProperty(PropertyName = "AutoBan Enabled")]
            public bool autobanenabled;

            [JsonProperty(PropertyName = "Violation Threshold")]
            public uint threshold;

            [JsonProperty(PropertyName = "Ban - True, Timed Ban - False")]
            public bool banortimedban;

            [JsonProperty(PropertyName = "Timed Ban Duration(in seconds) - If TimedBan")]
            public uint duration;
        }

        private ConfigData GetDefaultConfig()
        {
            return new ConfigData
            {
                norecoilviolation = new ViolationSetting
                {
                    autobanenabled = true,
                    threshold = 5,
                    banortimedban = true,
                    duration = 86400
                },
                aimbotviolation = new ViolationSetting
                {
                    autobanenabled = true,
                    threshold = 3,
                    banortimedban = true,
                    duration = 86400
                },
                inrockviolation = new ViolationSetting
                {
                    autobanenabled = true,
                    threshold = 2,
                    banortimedban = true,
                    duration = 86400
                },
                logenabled = true,
                version = "1.0.0"
            };
        }

        protected override void LoadConfig()
        {
            base.LoadConfig();

            try
            {
                config = Config.ReadObject<ConfigData>();

                if (config == null)
                {
                    LoadDefaultConfig();
                }
            }
            catch
            {
                LoadDefaultConfig();
            }

            SaveConfig();
        }

        protected override void LoadDefaultConfig()
        {
            PrintWarning("Configuration file is corrupt(or not exists), creating new one!");
            config = GetDefaultConfig();
        }

        protected override void SaveConfig()
        {
            Config.WriteObject(config);
        }

        #endregion

        #region ArkanHooks

        private void API_ArkanOnNoRecoilViolation(BasePlayer player, int NRViolationsNum, string json)
        {
            HandleViolation(player, NRViolationsNum, config.norecoilviolation, player.displayName, "No Recoil Violation");
        }

        private void API_ArkanOnAimbotViolation(BasePlayer player, int AIMViolationsNum, string json)
        {
            HandleViolation(player, AIMViolationsNum, config.aimbotviolation, player.displayName, "Aimbot Violation");
        }

        private void API_ArkanOnInRockViolation(BasePlayer player, int IRViolationsNum, string json)
        {
            HandleViolation(player, IRViolationsNum, config.inrockviolation, player.displayName, "In Rock Violation");
        }

        #endregion

        #region Methods

        private void BanPlayer(BasePlayer player, string displayName, string reason)
        {
            if (player.IsConnected)
                player.Kick(lang.GetMessage("BanReason", this, player.UserIDString));

            ServerUsers.Set(player.userID, ServerUsers.UserGroup.Banned, displayName, reason);
            ServerUsers.Save();
            Server.Broadcast(string.Format(lang.GetMessage("Ban", this, player.UserIDString), displayName));
        }

        private void TimedBanPlayer(BasePlayer player, string displayName, uint durationInSeconds, string reason)
        {
            if (player.IsConnected)
                player.Kick(string.Format(lang.GetMessage("TimedBanReason", this, player.UserIDString), durationInSeconds));

            ServerUsers.Set(player.userID, ServerUsers.UserGroup.Banned, displayName, reason, (long)GrabCurrentTime() + durationInSeconds);
            ServerUsers.Save();
            Server.Broadcast(string.Format(lang.GetMessage("TimedBan", this, player.UserIDString), displayName, durationInSeconds));
        }

        private void HandleViolation(BasePlayer player, int violationsNum, ViolationSetting settings, string displayName, string violationType)
        {
            if (violationsNum >= settings.threshold && settings.autobanenabled)
            {
                string reason = $"Violation of {violationType}";
                if (settings.banortimedban)
                {
                    BanPlayer(player, displayName, reason);
                    BanLog(displayName, violationsNum, reason, false);
                }
                else
                {
                    TimedBanPlayer(player, displayName, settings.duration, reason);
                    BanLog(displayName, violationsNum, reason, true, settings.duration);
                }
            }
        }

        #endregion

        #region Log

        private void BanLog(string playerName, int violationsNum, string reason, bool isTimedBan, uint durationInSeconds = 0)
        {
            string filename = isTimedBan ? "TimedBanLog" : "BanLog";
            string durationInfo = isTimedBan ? $", Duration: {durationInSeconds} seconds" : "";
            Log(filename, $"Player: {playerName}, Violations: {violationsNum}, Reason: {reason}{durationInfo}");
        }

        private void Log(string filename, string key)
        {
            LogToFile(filename, $"[{DateTime.Now}] {key}", this);
        }

        #endregion

        #region Localization

        protected override void LoadDefaultMessages()
        {
            lang.RegisterMessages(new Dictionary<string, string>
            {
                {"Ban", "{0} has been banned by Arkan AutoBan"},
                {"TimedBan", "{0} has been timed banned for {1}seconds by Arkan AutoBan"},
                {"BanReason", "You have been banned by Arkan AutoBan"},
                {"TimedBanReason", "You have been timed banned for {0}seconds by Arkan AutoBan"}
            }, this);
        }

        #endregion
    }
}