using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.Serialization;
using System.Runtime.Versioning;
using BepInEx;
using BepInEx.Configuration;
using BepInEx.Logging;
using HarmonyLib;
using JetBrains.Annotations;
using Microsoft.CodeAnalysis;
using ServerSync;
using TMPro;
using UnityEngine;

[assembly: CompilationRelaxations(8)]
[assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)]
[assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)]
[assembly: TargetFramework(".NETFramework,Version=v4.8", FrameworkDisplayName = ".NET Framework 4.8")]
[assembly: AssemblyCompany("Ketanol")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyDescription("Dual wield combat for Valheim.")]
[assembly: AssemblyFileVersion("1.1.0.0")]
[assembly: AssemblyInformationalVersion("1.1.0")]
[assembly: AssemblyProduct("DualWieldCore")]
[assembly: AssemblyTitle("DualWieldCore")]
[assembly: InternalsVisibleTo("DualWieldCore.RuntimeProbe")]
[assembly: AssemblyVersion("1.1.0.0")]
[module: RefSafetyRules(11)]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[Embedded]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[Embedded]
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)]
	internal sealed class NullableAttribute : Attribute
	{
		public readonly byte[] NullableFlags;

		public NullableAttribute(byte P_0)
		{
			NullableFlags = new byte[1] { P_0 };
		}

		public NullableAttribute(byte[] P_0)
		{
			NullableFlags = P_0;
		}
	}
	[CompilerGenerated]
	[Embedded]
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false)]
	internal sealed class NullableContextAttribute : Attribute
	{
		public readonly byte Flag;

		public NullableContextAttribute(byte P_0)
		{
			Flag = P_0;
		}
	}
	[CompilerGenerated]
	[Embedded]
	[AttributeUsage(AttributeTargets.Module, AllowMultiple = false, Inherited = false)]
	internal sealed class RefSafetyRulesAttribute : Attribute
	{
		public readonly int Version;

		public RefSafetyRulesAttribute(int P_0)
		{
			Version = P_0;
		}
	}
}
namespace ServerSync
{
	[PublicAPI]
	public abstract class OwnConfigEntryBase
	{
		public object? LocalBaseValue;

		public bool SynchronizedConfig = true;

		public abstract ConfigEntryBase BaseConfig { get; }
	}
	[PublicAPI]
	public class SyncedConfigEntry<T>(ConfigEntry<T> sourceConfig) : OwnConfigEntryBase()
	{
		public readonly ConfigEntry<T> SourceConfig = sourceConfig;

		public override ConfigEntryBase BaseConfig => (ConfigEntryBase)(object)SourceConfig;

		public T Value
		{
			get
			{
				return SourceConfig.Value;
			}
			set
			{
				SourceConfig.Value = value;
			}
		}

		public void AssignLocalValue(T value)
		{
			if (LocalBaseValue == null)
			{
				Value = value;
			}
			else
			{
				LocalBaseValue = value;
			}
		}
	}
	public abstract class CustomSyncedValueBase
	{
		public object? LocalBaseValue;

		public readonly string Identifier;

		public readonly Type Type;

		private object? boxedValue;

		protected bool localIsOwner;

		public readonly int Priority;

		public object? BoxedValue
		{
			get
			{
				return boxedValue;
			}
			set
			{
				boxedValue = value;
				this.ValueChanged?.Invoke();
			}
		}

		public event Action? ValueChanged;

		protected CustomSyncedValueBase(ConfigSync configSync, string identifier, Type type, int priority)
		{
			Priority = priority;
			Identifier = identifier;
			Type = type;
			configSync.AddCustomValue(this);
			localIsOwner = configSync.IsSourceOfTruth;
			configSync.SourceOfTruthChanged += delegate(bool truth)
			{
				localIsOwner = truth;
			};
		}
	}
	[PublicAPI]
	public sealed class CustomSyncedValue<T> : CustomSyncedValueBase
	{
		public T Value
		{
			get
			{
				return (T)base.BoxedValue;
			}
			set
			{
				base.BoxedValue = value;
			}
		}

		public CustomSyncedValue(ConfigSync configSync, string identifier, T value = default(T), int priority = 0)
			: base(configSync, identifier, typeof(T), priority)
		{
			Value = value;
		}

		public void AssignLocalValue(T value)
		{
			if (localIsOwner)
			{
				Value = value;
			}
			else
			{
				LocalBaseValue = value;
			}
		}
	}
	internal class ConfigurationManagerAttributes
	{
		[UsedImplicitly]
		public bool? ReadOnly = false;
	}
	[PublicAPI]
	public class ConfigSync
	{
		[HarmonyPatch(typeof(ZRpc), "HandlePackage")]
		private static class SnatchCurrentlyHandlingRPC
		{
			public static ZRpc? currentRpc;

			[HarmonyPrefix]
			private static void Prefix(ZRpc __instance)
			{
				currentRpc = __instance;
			}
		}

		[HarmonyPatch(typeof(ZNet), "Awake")]
		internal static class RegisterRPCPatch
		{
			[HarmonyPostfix]
			private static void Postfix(ZNet __instance)
			{
				isServer = __instance.IsServer();
				foreach (ConfigSync configSync2 in configSyncs)
				{
					ZRoutedRpc.instance.Register<ZPackage>(configSync2.Name + " ConfigSync", (Action<long, ZPackage>)configSync2.RPC_FromOtherClientConfigSync);
					if (isServer)
					{
						configSync2.InitialSyncDone = true;
						Debug.Log((object)("Registered '" + configSync2.Name + " ConfigSync' RPC - waiting for incoming connections"));
					}
				}
				if (isServer)
				{
					((MonoBehaviour)__instance).StartCoroutine(WatchAdminListChanges());
				}
				static void SendAdmin(List<ZNetPeer> peers, bool isAdmin)
				{
					ZPackage package = ConfigsToPackage(null, null, new PackageEntry[1]
					{
						new PackageEntry
						{
							section = "Internal",
							key = "lockexempt",
							type = typeof(bool),
							value = isAdmin
						}
					});
					ConfigSync configSync = configSyncs.First();
					if (configSync != null)
					{
						((MonoBehaviour)ZNet.instance).StartCoroutine(configSync.sendZPackage(peers, package));
					}
				}
				static IEnumerator WatchAdminListChanges()
				{
					MethodInfo listContainsId = AccessTools.DeclaredMethod(typeof(ZNet), "ListContainsId", (Type[])null, (Type[])null);
					SyncedList adminList = (SyncedList)AccessTools.DeclaredField(typeof(ZNet), "m_adminList").GetValue(ZNet.instance);
					List<string> CurrentList = new List<string>(adminList.GetList());
					while (true)
					{
						yield return (object)new WaitForSeconds(30f);
						if (!adminList.GetList().SequenceEqual(CurrentList))
						{
							CurrentList = new List<string>(adminList.GetList());
							List<ZNetPeer> list = ZNet.instance.GetPeers().Where(delegate(ZNetPeer p)
							{
								string hostName = p.m_rpc.GetSocket().GetHostName();
								return ((object)listContainsId != null) ? ((bool)listContainsId.Invoke(ZNet.instance, new object[2] { adminList, hostName })) : adminList.Contains(hostName);
							}).ToList();
							SendAdmin(ZNet.instance.GetPeers().Except(list).ToList(), isAdmin: false);
							SendAdmin(list, isAdmin: true);
						}
					}
				}
			}
		}

		[HarmonyPatch(typeof(ZNet), "OnNewConnection")]
		private static class RegisterClientRPCPatch
		{
			[HarmonyPostfix]
			private static void Postfix(ZNet __instance, ZNetPeer peer)
			{
				if (__instance.IsServer())
				{
					return;
				}
				foreach (ConfigSync configSync in configSyncs)
				{
					peer.m_rpc.Register<ZPackage>(configSync.Name + " ConfigSync", (Action<ZRpc, ZPackage>)configSync.RPC_FromServerConfigSync);
				}
			}
		}

		private class ParsedConfigs
		{
			public readonly Dictionary<OwnConfigEntryBase, object?> configValues = new Dictionary<OwnConfigEntryBase, object>();

			public readonly Dictionary<CustomSyncedValueBase, object?> customValues = new Dictionary<CustomSyncedValueBase, object>();
		}

		[HarmonyPatch(typeof(ZNet), "Shutdown")]
		private class ResetConfigsOnShutdown
		{
			[HarmonyPostfix]
			private static void Postfix()
			{
				ProcessingServerUpdate = true;
				foreach (ConfigSync configSync in configSyncs)
				{
					configSync.resetConfigsFromServer();
					configSync.IsSourceOfTruth = true;
					configSync.InitialSyncDone = false;
				}
				ProcessingServerUpdate = false;
			}
		}

		[HarmonyPatch(typeof(ZNet), "RPC_PeerInfo")]
		private class SendConfigsAfterLogin
		{
			private class BufferingSocket : ZPlayFabSocket, ISocket
			{
				public volatile bool finished;

				public volatile int versionMatchQueued = -1;

				public readonly List<ZPackage> Package = new List<ZPackage>();

				public readonly ISocket Original;

				public BufferingSocket(ISocket original)
				{
					Original = original;
					((ZPlayFabSocket)this)..ctor();
				}

				public bool IsConnected()
				{
					return Original.IsConnected();
				}

				public ZPackage Recv()
				{
					return Original.Recv();
				}

				public int GetSendQueueSize()
				{
					return Original.GetSendQueueSize();
				}

				public int GetCurrentSendRate()
				{
					return Original.GetCurrentSendRate();
				}

				public bool IsHost()
				{
					return Original.IsHost();
				}

				public void Dispose()
				{
					Original.Dispose();
				}

				public bool GotNewData()
				{
					return Original.GotNewData();
				}

				public void Close()
				{
					Original.Close();
				}

				public string GetEndPointString()
				{
					return Original.GetEndPointString();
				}

				public void GetAndResetStats(out int totalSent, out int totalRecv)
				{
					Original.GetAndResetStats(ref totalSent, ref totalRecv);
				}

				public void GetConnectionQuality(out float localQuality, out float remoteQuality, out int ping, out float outByteSec, out float inByteSec)
				{
					Original.GetConnectionQuality(ref localQuality, ref remoteQuality, ref ping, ref outByteSec, ref inByteSec);
				}

				public ISocket Accept()
				{
					return Original.Accept();
				}

				public int GetHostPort()
				{
					return Original.GetHostPort();
				}

				public bool Flush()
				{
					return Original.Flush();
				}

				public string GetHostName()
				{
					return Original.GetHostName();
				}

				public void VersionMatch()
				{
					if (finished)
					{
						Original.VersionMatch();
					}
					else
					{
						versionMatchQueued = Package.Count;
					}
				}

				public void Send(ZPackage pkg)
				{
					//IL_004c: Unknown result type (might be due to invalid IL or missing references)
					//IL_0052: Expected O, but got Unknown
					int pos = pkg.GetPos();
					pkg.SetPos(0);
					int num = pkg.ReadInt();
					if ((num == StringExtensionMethods.GetStableHashCode("PeerInfo") || num == StringExtensionMethods.GetStableHashCode("RoutedRPC") || num == StringExtensionMethods.GetStableHashCode("ZDOData")) && !finished)
					{
						ZPackage val = new ZPackage(pkg.GetArray());
						val.SetPos(pos);
						Package.Add(val);
					}
					else
					{
						pkg.SetPos(pos);
						Original.Send(pkg);
					}
				}
			}

			[HarmonyPriority(800)]
			[HarmonyPrefix]
			private static void Prefix(ref Dictionary<Assembly, BufferingSocket>? __state, ZNet __instance, ZRpc rpc)
			{
				//IL_0073: Unknown result type (might be due to invalid IL or missing references)
				if (!__instance.IsServer())
				{
					return;
				}
				BufferingSocket bufferingSocket = new BufferingSocket(rpc.GetSocket());
				AccessTools.DeclaredField(typeof(ZRpc), "m_socket").SetValue(rpc, bufferingSocket);
				object? obj = AccessTools.DeclaredMethod(typeof(ZNet), "GetPeer", new Type[1] { typeof(ZRpc) }, (Type[])null).Invoke(__instance, new object[1] { rpc });
				ZNetPeer val = (ZNetPeer)((obj is ZNetPeer) ? obj : null);
				if (val != null && (int)ZNet.m_onlineBackend != 0)
				{
					FieldInfo fieldInfo = AccessTools.DeclaredField(typeof(ZNetPeer), "m_socket");
					object? value = fieldInfo.GetValue(val);
					ZPlayFabSocket val2 = (ZPlayFabSocket)((value is ZPlayFabSocket) ? value : null);
					if (val2 != null)
					{
						typeof(ZPlayFabSocket).GetField("m_remotePlayerId").SetValue(bufferingSocket, val2.m_remotePlayerId);
					}
					fieldInfo.SetValue(val, bufferingSocket);
				}
				if (__state == null)
				{
					__state = new Dictionary<Assembly, BufferingSocket>();
				}
				__state[Assembly.GetExecutingAssembly()] = bufferingSocket;
			}

			[HarmonyPostfix]
			private static void Postfix(Dictionary<Assembly, BufferingSocket> __state, ZNet __instance, ZRpc rpc)
			{
				ZNetPeer peer;
				if (__instance.IsServer())
				{
					object obj = AccessTools.DeclaredMethod(typeof(ZNet), "GetPeer", new Type[1] { typeof(ZRpc) }, (Type[])null).Invoke(__instance, new object[1] { rpc });
					peer = (ZNetPeer)((obj is ZNetPeer) ? obj : null);
					if (peer == null)
					{
						SendBufferedData();
					}
					else
					{
						((MonoBehaviour)__instance).StartCoroutine(sendAsync());
					}
				}
				void SendBufferedData()
				{
					if (rpc.GetSocket() is BufferingSocket bufferingSocket)
					{
						AccessTools.DeclaredField(typeof(ZRpc), "m_socket").SetValue(rpc, bufferingSocket.Original);
						object? obj2 = AccessTools.DeclaredMethod(typeof(ZNet), "GetPeer", new Type[1] { typeof(ZRpc) }, (Type[])null).Invoke(__instance, new object[1] { rpc });
						ZNetPeer val = (ZNetPeer)((obj2 is ZNetPeer) ? obj2 : null);
						if (val != null)
						{
							AccessTools.DeclaredField(typeof(ZNetPeer), "m_socket").SetValue(val, bufferingSocket.Original);
						}
					}
					BufferingSocket bufferingSocket2 = __state[Assembly.GetExecutingAssembly()];
					bufferingSocket2.finished = true;
					for (int i = 0; i < bufferingSocket2.Package.Count; i++)
					{
						if (i == bufferingSocket2.versionMatchQueued)
						{
							bufferingSocket2.Original.VersionMatch();
						}
						bufferingSocket2.Original.Send(bufferingSocket2.Package[i]);
					}
					if (bufferingSocket2.Package.Count == bufferingSocket2.versionMatchQueued)
					{
						bufferingSocket2.Original.VersionMatch();
					}
				}
				IEnumerator sendAsync()
				{
					foreach (ConfigSync configSync in configSyncs)
					{
						List<PackageEntry> list = new List<PackageEntry>();
						if (configSync.CurrentVersion != null)
						{
							list.Add(new PackageEntry
							{
								section = "Internal",
								key = "serverversion",
								type = typeof(string),
								value = configSync.CurrentVersion
							});
						}
						MethodInfo methodInfo = AccessTools.DeclaredMethod(typeof(ZNet), "ListContainsId", (Type[])null, (Type[])null);
						SyncedList val = (SyncedList)AccessTools.DeclaredField(typeof(ZNet), "m_adminList").GetValue(ZNet.instance);
						list.Add(new PackageEntry
						{
							section = "Internal",
							key = "lockexempt",
							type = typeof(bool),
							value = (((object)methodInfo == null) ? ((object)val.Contains(rpc.GetSocket().GetHostName())) : methodInfo.Invoke(ZNet.instance, new object[2]
							{
								val,
								rpc.GetSocket().GetHostName()
							}))
						});
						ZPackage package = ConfigsToPackage(configSync.allConfigs.Select((OwnConfigEntryBase c) => c.BaseConfig), configSync.allCustomValues, list, partial: false);
						yield return ((MonoBehaviour)__instance).StartCoroutine(configSync.sendZPackage(new List<ZNetPeer> { peer }, package));
					}
					SendBufferedData();
				}
			}
		}

		private class PackageEntry
		{
			public string section;

			public string key;

			public Type type;

			public object? value;
		}

		[HarmonyPatch(typeof(ConfigEntryBase), "GetSerializedValue")]
		private static class PreventSavingServerInfo
		{
			[HarmonyPrefix]
			private static bool Prefix(ConfigEntryBase __instance, ref string __result)
			{
				OwnConfigEntryBase ownConfigEntryBase = configData(__instance);
				if (ownConfigEntryBase == null || isWritableConfig(ownConfigEntryBase))
				{
					return true;
				}
				__result = TomlTypeConverter.ConvertToString(ownConfigEntryBase.LocalBaseValue, __instance.SettingType);
				return false;
			}
		}

		[HarmonyPatch(typeof(ConfigEntryBase), "SetSerializedValue")]
		private static class PreventConfigRereadChangingValues
		{
			[HarmonyPrefix]
			private static bool Prefix(ConfigEntryBase __instance, string value)
			{
				OwnConfigEntryBase ownConfigEntryBase = configData(__instance);
				if (ownConfigEntryBase == null || ownConfigEntryBase.LocalBaseValue == null)
				{
					return true;
				}
				try
				{
					ownConfigEntryBase.LocalBaseValue = TomlTypeConverter.ConvertToValue(value, __instance.SettingType);
				}
				catch (Exception ex)
				{
					Debug.LogWarning((object)$"Config value of setting \"{__instance.Definition}\" could not be parsed and will be ignored. Reason: {ex.Message}; Value: {value}");
				}
				return false;
			}
		}

		private class InvalidDeserializationTypeException : Exception
		{
			public string expected;

			public string received;

			public string field = "";
		}

		public static bool ProcessingServerUpdate;

		public readonly string Name;

		public string? DisplayName;

		public string? CurrentVersion;

		public string? MinimumRequiredVersion;

		public bool ModRequired;

		private bool? forceConfigLocking;

		private bool isSourceOfTruth = true;

		private static readonly HashSet<ConfigSync> configSyncs;

		private readonly HashSet<OwnConfigEntryBase> allConfigs = new HashSet<OwnConfigEntryBase>();

		private HashSet<CustomSyncedValueBase> allCustomValues = new HashSet<CustomSyncedValueBase>();

		private static bool isServer;

		private static bool lockExempt;

		private OwnConfigEntryBase? lockedConfig;

		private const byte PARTIAL_CONFIGS = 1;

		private const byte FRAGMENTED_CONFIG = 2;

		private const byte COMPRESSED_CONFIG = 4;

		private readonly Dictionary<string, SortedDictionary<int, byte[]>> configValueCache = new Dictionary<string, SortedDictionary<int, byte[]>>();

		private readonly List<KeyValuePair<long, string>> cacheExpirations = new List<KeyValuePair<long, string>>();

		private static long packageCounter;

		public bool IsLocked
		{
			get
			{
				bool? flag = forceConfigLocking;
				bool num;
				if (!flag.HasValue)
				{
					if (lockedConfig == null)
					{
						goto IL_0051;
					}
					num = ((IConvertible)lockedConfig.BaseConfig.BoxedValue).ToInt32(CultureInfo.InvariantCulture) != 0;
				}
				else
				{
					num = flag == true;
				}
				if (num)
				{
					return !lockExempt;
				}
				goto IL_0051;
				IL_0051:
				return false;
			}
			set
			{
				forceConfigLocking = value;
			}
		}

		public bool IsAdmin
		{
			get
			{
				if (!lockExempt)
				{
					return isSourceOfTruth;
				}
				return true;
			}
		}

		public bool IsSourceOfTruth
		{
			get
			{
				return isSourceOfTruth;
			}
			private set
			{
				if (value != isSourceOfTruth)
				{
					isSourceOfTruth = value;
					this.SourceOfTruthChanged?.Invoke(value);
				}
			}
		}

		public bool InitialSyncDone { get; private set; }

		public event Action<bool>? SourceOfTruthChanged;

		private event Action? lockedConfigChanged;

		static ConfigSync()
		{
			ProcessingServerUpdate = false;
			configSyncs = new HashSet<ConfigSync>();
			lockExempt = false;
			packageCounter = 0L;
			RuntimeHelpers.RunClassConstructor(typeof(VersionCheck).TypeHandle);
		}

		public ConfigSync(string name)
		{
			Name = name;
			configSyncs.Add(this);
			new VersionCheck(this);
		}

		public SyncedConfigEntry<T> AddConfigEntry<T>(ConfigEntry<T> configEntry)
		{
			OwnConfigEntryBase ownConfigEntryBase = configData((ConfigEntryBase)(object)configEntry);
			SyncedConfigEntry<T> syncedEntry = ownConfigEntryBase as SyncedConfigEntry<T>;
			if (syncedEntry == null)
			{
				syncedEntry = new SyncedConfigEntry<T>(configEntry);
				AccessTools.DeclaredField(typeof(ConfigDescription), "<Tags>k__BackingField").SetValue(((ConfigEntryBase)configEntry).Description, new object[1]
				{
					new ConfigurationManagerAttributes()
				}.Concat(((ConfigEntryBase)configEntry).Description.Tags ?? Array.Empty<object>()).Concat(new SyncedConfigEntry<T>[1] { syncedEntry }).ToArray());
				configEntry.SettingChanged += delegate
				{
					if (!ProcessingServerUpdate && syncedEntry.SynchronizedConfig)
					{
						Broadcast(0L, (ConfigEntryBase)configEntry);
					}
				};
				allConfigs.Add(syncedEntry);
			}
			return syncedEntry;
		}

		public SyncedConfigEntry<T> AddLockingConfigEntry<T>(ConfigEntry<T> lockingConfig) where T : IConvertible
		{
			if (lockedConfig != null)
			{
				throw new Exception("Cannot initialize locking ConfigEntry twice");
			}
			lockedConfig = AddConfigEntry<T>(lockingConfig);
			lockingConfig.SettingChanged += delegate
			{
				this.lockedConfigChanged?.Invoke();
			};
			return (SyncedConfigEntry<T>)lockedConfig;
		}

		internal void AddCustomValue(CustomSyncedValueBase customValue)
		{
			if (allCustomValues.Select((CustomSyncedValueBase v) => v.Identifier).Concat(new string[1] { "serverversion" }).Contains(customValue.Identifier))
			{
				throw new Exception("Cannot have multiple settings with the same name or with a reserved name (serverversion)");
			}
			allCustomValues.Add(customValue);
			allCustomValues = new HashSet<CustomSyncedValueBase>(allCustomValues.OrderByDescending((CustomSyncedValueBase v) => v.Priority));
			customValue.ValueChanged += delegate
			{
				if (!ProcessingServerUpdate)
				{
					Broadcast(0L, customValue);
				}
			};
		}

		private void RPC_FromServerConfigSync(ZRpc rpc, ZPackage package)
		{
			lockedConfigChanged += serverLockedSettingChanged;
			IsSourceOfTruth = false;
			if (HandleConfigSyncRPC(0L, package, clientUpdate: false))
			{
				InitialSyncDone = true;
			}
		}

		private void RPC_FromOtherClientConfigSync(long sender, ZPackage package)
		{
			HandleConfigSyncRPC(sender, package, clientUpdate: true);
		}

		private bool HandleConfigSyncRPC(long sender, ZPackage package, bool clientUpdate)
		{
			//IL_0209: Unknown result type (might be due to invalid IL or missing references)
			//IL_0210: Expected O, but got Unknown
			//IL_01b8: Unknown result type (might be due to invalid IL or missing references)
			//IL_01bf: Expected O, but got Unknown
			//IL_006c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0073: Expected O, but got Unknown
			try
			{
				if (isServer && IsLocked)
				{
					ZRpc? currentRpc = SnatchCurrentlyHandlingRPC.currentRpc;
					object obj;
					if (currentRpc == null)
					{
						obj = null;
					}
					else
					{
						ISocket socket = currentRpc.GetSocket();
						obj = ((socket != null) ? socket.GetHostName() : null);
					}
					string text = (string)obj;
					if (text != null)
					{
						MethodInfo methodInfo = AccessTools.DeclaredMethod(typeof(ZNet), "ListContainsId", (Type[])null, (Type[])null);
						SyncedList val = (SyncedList)AccessTools.DeclaredField(typeof(ZNet), "m_adminList").GetValue(ZNet.instance);
						if (!(((object)methodInfo == null) ? val.Contains(text) : ((bool)methodInfo.Invoke(ZNet.instance, new object[2] { val, text }))))
						{
							return false;
						}
					}
				}
				cacheExpirations.RemoveAll(delegate(KeyValuePair<long, string> kv)
				{
					if (kv.Key < DateTimeOffset.Now.Ticks)
					{
						configValueCache.Remove(kv.Value);
						return true;
					}
					return false;
				});
				byte b = package.ReadByte();
				if ((b & 2) != 0)
				{
					long num = package.ReadLong();
					string text2 = sender.ToString() + num;
					if (!configValueCache.TryGetValue(text2, out SortedDictionary<int, byte[]> value))
					{
						value = new SortedDictionary<int, byte[]>();
						configValueCache[text2] = value;
						cacheExpirations.Add(new KeyValuePair<long, string>(DateTimeOffset.Now.AddSeconds(60.0).Ticks, text2));
					}
					int key = package.ReadInt();
					int num2 = package.ReadInt();
					value.Add(key, package.ReadByteArray());
					if (value.Count < num2)
					{
						return false;
					}
					configValueCache.Remove(text2);
					package = new ZPackage(value.Values.SelectMany((byte[] a) => a).ToArray());
					b = package.ReadByte();
				}
				ProcessingServerUpdate = true;
				if ((b & 4) != 0)
				{
					MemoryStream stream = new MemoryStream(package.ReadByteArray());
					MemoryStream memoryStream = new MemoryStream();
					using (DeflateStream deflateStream = new DeflateStream(stream, CompressionMode.Decompress))
					{
						deflateStream.CopyTo(memoryStream);
					}
					package = new ZPackage(memoryStream.ToArray());
					b = package.ReadByte();
				}
				if ((b & 1) == 0)
				{
					resetConfigsFromServer();
				}
				ParsedConfigs parsedConfigs = ReadConfigsFromPackage(package);
				ConfigFile val2 = null;
				bool saveOnConfigSet = false;
				foreach (KeyValuePair<OwnConfigEntryBase, object> configValue in parsedConfigs.configValues)
				{
					if (!isServer && configValue.Key.LocalBaseValue == null)
					{
						configValue.Key.LocalBaseValue = configValue.Key.BaseConfig.BoxedValue;
					}
					if (val2 == null)
					{
						val2 = configValue.Key.BaseConfig.ConfigFile;
						saveOnConfigSet = val2.SaveOnConfigSet;
						val2.SaveOnConfigSet = false;
					}
					configValue.Key.BaseConfig.BoxedValue = configValue.Value;
				}
				if (val2 != null)
				{
					val2.SaveOnConfigSet = saveOnConfigSet;
					val2.Save();
				}
				foreach (KeyValuePair<CustomSyncedValueBase, object> customValue in parsedConfigs.customValues)
				{
					if (!isServer)
					{
						CustomSyncedValueBase key2 = customValue.Key;
						if (key2.LocalBaseValue == null)
						{
							key2.LocalBaseValue = customValue.Key.BoxedValue;
						}
					}
					customValue.Key.BoxedValue = customValue.Value;
				}
				Debug.Log((object)string.Format("Received {0} configs and {1} custom values from {2} for mod {3}", parsedConfigs.configValues.Count, parsedConfigs.customValues.Count, (isServer || clientUpdate) ? $"client {sender}" : "the server", DisplayName ?? Name));
				if (!isServer)
				{
					serverLockedSettingChanged();
				}
				return true;
			}
			finally
			{
				ProcessingServerUpdate = false;
			}
		}

		private ParsedConfigs ReadConfigsFromPackage(ZPackage package)
		{
			ParsedConfigs parsedConfigs = new ParsedConfigs();
			Dictionary<string, OwnConfigEntryBase> dictionary = allConfigs.Where((OwnConfigEntryBase c) => c.SynchronizedConfig).ToDictionary((OwnConfigEntryBase c) => c.BaseConfig.Definition.Section + "_" + c.BaseConfig.Definition.Key, (OwnConfigEntryBase c) => c);
			Dictionary<string, CustomSyncedValueBase> dictionary2 = allCustomValues.ToDictionary((CustomSyncedValueBase c) => c.Identifier, (CustomSyncedValueBase c) => c);
			int num = package.ReadInt();
			for (int num2 = 0; num2 < num; num2++)
			{
				string text = package.ReadString();
				string text2 = package.ReadString();
				string text3 = package.ReadString();
				Type type = Type.GetType(text3);
				if (text3 == "" || type != null)
				{
					object obj;
					try
					{
						obj = ((text3 == "") ? null : ReadValueWithTypeFromZPackage(package, type));
					}
					catch (InvalidDeserializationTypeException ex)
					{
						Debug.LogWarning((object)("Got unexpected struct internal type " + ex.received + " for field " + ex.field + " struct " + text3 + " for " + text2 + " in section " + text + " for mod " + (DisplayName ?? Name) + ", expecting " + ex.expected));
						continue;
					}
					OwnConfigEntryBase value2;
					if (text == "Internal")
					{
						CustomSyncedValueBase value;
						if (text2 == "serverversion")
						{
							if (obj?.ToString() != CurrentVersion)
							{
								Debug.LogWarning((object)("Received server version is not equal: server version = " + (obj?.ToString() ?? "null") + "; local version = " + (CurrentVersion ?? "unknown")));
							}
						}
						else if (text2 == "lockexempt")
						{
							if (obj is bool flag)
							{
								lockExempt = flag;
							}
						}
						else if (dictionary2.TryGetValue(text2, out value))
						{
							if ((text3 == "" && (!value.Type.IsValueType || Nullable.GetUnderlyingType(value.Type) != null)) || GetZPackageTypeString(value.Type) == text3)
							{
								parsedConfigs.customValues[value] = obj;
								continue;
							}
							Debug.LogWarning((object)("Got unexpected type " + text3 + " for internal value " + text2 + " for mod " + (DisplayName ?? Name) + ", expecting " + value.Type.AssemblyQualifiedName));
						}
					}
					else if (dictionary.TryGetValue(text + "_" + text2, out value2))
					{
						Type type2 = configType(value2.BaseConfig);
						if ((text3 == "" && (!type2.IsValueType || Nullable.GetUnderlyingType(type2) != null)) || GetZPackageTypeString(type2) == text3)
						{
							parsedConfigs.configValues[value2] = obj;
							continue;
						}
						Debug.LogWarning((object)("Got unexpected type " + text3 + " for " + text2 + " in section " + text + " for mod " + (DisplayName ?? Name) + ", expecting " + type2.AssemblyQualifiedName));
					}
					else
					{
						Debug.LogWarning((object)("Received unknown config entry " + text2 + " in section " + text + " for mod " + (DisplayName ?? Name) + ". This may happen if client and server versions of the mod do not match."));
					}
					continue;
				}
				Debug.LogWarning((object)("Got invalid type " + text3 + ", abort reading of received configs"));
				return new ParsedConfigs();
			}
			return parsedConfigs;
		}

		private static bool isWritableConfig(OwnConfigEntryBase config)
		{
			ConfigSync configSync = configSyncs.FirstOrDefault((ConfigSync cs) => cs.allConfigs.Contains(config));
			if (configSync == null)
			{
				return true;
			}
			if (!configSync.IsSourceOfTruth && config.SynchronizedConfig && config.LocalBaseValue != null)
			{
				if (!configSync.IsLocked)
				{
					if (config == configSync.lockedConfig)
					{
						return lockExempt;
					}
					return true;
				}
				return false;
			}
			return true;
		}

		private void serverLockedSettingChanged()
		{
			foreach (OwnConfigEntryBase allConfig in allConfigs)
			{
				configAttribute<ConfigurationManagerAttributes>(allConfig.BaseConfig).ReadOnly = !isWritableConfig(allConfig);
			}
		}

		private void resetConfigsFromServer()
		{
			ConfigFile val = null;
			bool saveOnConfigSet = false;
			foreach (OwnConfigEntryBase item in allConfigs.Where((OwnConfigEntryBase config) => config.LocalBaseValue != null))
			{
				if (val == null)
				{
					val = item.BaseConfig.ConfigFile;
					saveOnConfigSet = val.SaveOnConfigSet;
					val.SaveOnConfigSet = false;
				}
				item.BaseConfig.BoxedValue = item.LocalBaseValue;
				item.LocalBaseValue = null;
			}
			if (val != null)
			{
				val.SaveOnConfigSet = saveOnConfigSet;
			}
			foreach (CustomSyncedValueBase item2 in allCustomValues.Where((CustomSyncedValueBase config) => config.LocalBaseValue != null))
			{
				item2.BoxedValue = item2.LocalBaseValue;
				item2.LocalBaseValue = null;
			}
			lockedConfigChanged -= serverLockedSettingChanged;
			serverLockedSettingChanged();
		}

		private IEnumerator<bool> distributeConfigToPeers(ZNetPeer peer, ZPackage package)
		{
			ZRoutedRpc rpc = ZRoutedRpc.instance;
			if (rpc == null)
			{
				yield break;
			}
			byte[] data = package.GetArray();
			if (data != null && data.LongLength > 250000)
			{
				int fragments = (int)(1 + (data.LongLength - 1) / 250000);
				long packageIdentifier = ++packageCounter;
				int fragment = 0;
				while (fragment < fragments)
				{
					foreach (bool item in waitForQueue())
					{
						yield return item;
					}
					if (peer.m_socket.IsConnected())
					{
						ZPackage val = new ZPackage();
						val.Write((byte)2);
						val.Write(packageIdentifier);
						val.Write(fragment);
						val.Write(fragments);
						val.Write(data.Skip(250000 * fragment).Take(250000).ToArray());
						SendPackage(val);
						if (fragment != fragments - 1)
						{
							yield return true;
						}
						int num = fragment + 1;
						fragment = num;
						continue;
					}
					break;
				}
				yield break;
			}
			foreach (bool item2 in waitForQueue())
			{
				yield return item2;
			}
			SendPackage(package);
			void SendPackage(ZPackage pkg)
			{
				string text = Name + " ConfigSync";
				if (isServer)
				{
					peer.m_rpc.Invoke(text, new object[1] { pkg });
				}
				else
				{
					rpc.InvokeRoutedRPC(peer.m_server ? 0 : peer.m_uid, text, new object[1] { pkg });
				}
			}
			IEnumerable<bool> waitForQueue()
			{
				float timeout = Time.time + 30f;
				while (peer.m_socket.GetSendQueueSize() > 20000)
				{
					if (Time.time > timeout)
					{
						Debug.Log((object)$"Disconnecting {peer.m_uid} after 30 seconds config sending timeout");
						peer.m_rpc.Invoke("Error", new object[1] { (object)(ConnectionStatus)5 });
						ZNet.instance.Disconnect(peer);
						break;
					}
					yield return false;
				}
			}
		}

		private IEnumerator sendZPackage(long target, ZPackage package)
		{
			if (!Object.op_Implicit((Object)(object)ZNet.instance))
			{
				return Enumerable.Empty<object>().GetEnumerator();
			}
			List<ZNetPeer> list = (List<ZNetPeer>)AccessTools.DeclaredField(typeof(ZRoutedRpc), "m_peers").GetValue(ZRoutedRpc.instance);
			if (target != 0L)
			{
				list = list.Where((ZNetPeer p) => p.m_uid == target).ToList();
			}
			return sendZPackage(list, package);
		}

		private IEnumerator sendZPackage(List<ZNetPeer> peers, ZPackage package)
		{
			if (!Object.op_Implicit((Object)(object)ZNet.instance))
			{
				yield break;
			}
			byte[] array = package.GetArray();
			if (array != null && array.LongLength > 10000)
			{
				ZPackage val = new ZPackage();
				val.Write((byte)4);
				MemoryStream memoryStream = new MemoryStream();
				using (DeflateStream deflateStream = new DeflateStream(memoryStream, CompressionLevel.Optimal))
				{
					deflateStream.Write(array, 0, array.Length);
				}
				val.Write(memoryStream.ToArray());
				package = val;
			}
			List<IEnumerator<bool>> writers = (from p in peers
				where p.IsReady()
				select distributeConfigToPeers(p, package)).ToList();
			writers.RemoveAll((IEnumerator<bool> writer) => !writer.MoveNext());
			while (writers.Count > 0)
			{
				yield return null;
				writers.RemoveAll((IEnumerator<bool> writer) => !writer.MoveNext());
			}
		}

		private void Broadcast(long target, params ConfigEntryBase[] configs)
		{
			if (!IsLocked || isServer)
			{
				ZPackage package = ConfigsToPackage(configs);
				ZNet instance = ZNet.instance;
				if (instance != null)
				{
					((MonoBehaviour)instance).StartCoroutine(sendZPackage(target, package));
				}
			}
		}

		private void Broadcast(long target, params CustomSyncedValueBase[] customValues)
		{
			if (!IsLocked || isServer)
			{
				ZPackage package = ConfigsToPackage(null, customValues);
				ZNet instance = ZNet.instance;
				if (instance != null)
				{
					((MonoBehaviour)instance).StartCoroutine(sendZPackage(target, package));
				}
			}
		}

		private static OwnConfigEntryBase? configData(ConfigEntryBase config)
		{
			return config.Description.Tags?.OfType<OwnConfigEntryBase>().SingleOrDefault();
		}

		public static SyncedConfigEntry<T>? ConfigData<T>(ConfigEntry<T> config)
		{
			return ((ConfigEntryBase)config).Description.Tags?.OfType<SyncedConfigEntry<T>>().SingleOrDefault();
		}

		private static T configAttribute<T>(ConfigEntryBase config)
		{
			return config.Description.Tags.OfType<T>().First();
		}

		private static Type configType(ConfigEntryBase config)
		{
			return configType(config.SettingType);
		}

		private static Type configType(Type type)
		{
			if (!type.IsEnum)
			{
				return type;
			}
			return Enum.GetUnderlyingType(type);
		}

		private static ZPackage ConfigsToPackage(IEnumerable<ConfigEntryBase>? configs = null, IEnumerable<CustomSyncedValueBase>? customValues = null, IEnumerable<PackageEntry>? packageEntries = null, bool partial = true)
		{
			//IL_0050: Unknown result type (might be due to invalid IL or missing references)
			//IL_0056: Expected O, but got Unknown
			List<ConfigEntryBase> list = configs?.Where((ConfigEntryBase config) => configData(config).SynchronizedConfig).ToList() ?? new List<ConfigEntryBase>();
			List<CustomSyncedValueBase> list2 = customValues?.ToList() ?? new List<CustomSyncedValueBase>();
			ZPackage val = new ZPackage();
			val.Write(partial ? ((byte)1) : ((byte)0));
			val.Write(list.Count + list2.Count + (packageEntries?.Count() ?? 0));
			foreach (PackageEntry item in packageEntries ?? Array.Empty<PackageEntry>())
			{
				AddEntryToPackage(val, item);
			}
			foreach (CustomSyncedValueBase item2 in list2)
			{
				AddEntryToPackage(val, new PackageEntry
				{
					section = "Internal",
					key = item2.Identifier,
					type = item2.Type,
					value = item2.BoxedValue
				});
			}
			foreach (ConfigEntryBase item3 in list)
			{
				AddEntryToPackage(val, new PackageEntry
				{
					section = item3.Definition.Section,
					key = item3.Definition.Key,
					type = configType(item3),
					value = item3.BoxedValue
				});
			}
			return val;
		}

		private static void AddEntryToPackage(ZPackage package, PackageEntry entry)
		{
			package.Write(entry.section);
			package.Write(entry.key);
			package.Write((entry.value == null) ? "" : GetZPackageTypeString(entry.type));
			AddValueToZPackage(package, entry.value);
		}

		private static string GetZPackageTypeString(Type type)
		{
			return type.AssemblyQualifiedName;
		}

		private static void AddValueToZPackage(ZPackage package, object? value)
		{
			Type type = value?.GetType();
			if (value is Enum)
			{
				value = ((IConvertible)value).ToType(Enum.GetUnderlyingType(value.GetType()), CultureInfo.InvariantCulture);
			}
			else
			{
				if (value is ICollection collection)
				{
					package.Write(collection.Count);
					{
						foreach (object item in collection)
						{
							AddValueToZPackage(package, item);
						}
						return;
					}
				}
				if ((object)type != null && type.IsValueType && !type.IsPrimitive)
				{
					FieldInfo[] fields = type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
					package.Write(fields.Length);
					FieldInfo[] array = fields;
					foreach (FieldInfo fieldInfo in array)
					{
						package.Write(GetZPackageTypeString(fieldInfo.FieldType));
						AddValueToZPackage(package, fieldInfo.GetValue(value));
					}
					return;
				}
			}
			ZRpc.Serialize(new object[1] { value }, ref package);
		}

		private static object ReadValueWithTypeFromZPackage(ZPackage package, Type type)
		{
			if ((object)type != null && type.IsValueType && !type.IsPrimitive && !type.IsEnum)
			{
				FieldInfo[] fields = type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
				int num = package.ReadInt();
				if (num != fields.Length)
				{
					throw new InvalidDeserializationTypeException
					{
						received = $"(field count: {num})",
						expected = $"(field count: {fields.Length})"
					};
				}
				object uninitializedObject = FormatterServices.GetUninitializedObject(type);
				FieldInfo[] array = fields;
				foreach (FieldInfo fieldInfo in array)
				{
					string text = package.ReadString();
					if (text != GetZPackageTypeString(fieldInfo.FieldType))
					{
						throw new InvalidDeserializationTypeException
						{
							received = text,
							expected = GetZPackageTypeString(fieldInfo.FieldType),
							field = fieldInfo.Name
						};
					}
					fieldInfo.SetValue(uninitializedObject, ReadValueWithTypeFromZPackage(package, fieldInfo.FieldType));
				}
				return uninitializedObject;
			}
			if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Dictionary<, >))
			{
				int num2 = package.ReadInt();
				IDictionary dictionary = (IDictionary)Activator.CreateInstance(type);
				Type type2 = typeof(KeyValuePair<, >).MakeGenericType(type.GenericTypeArguments);
				FieldInfo field = type2.GetField("key", BindingFlags.Instance | BindingFlags.NonPublic);
				FieldInfo field2 = type2.GetField("value", BindingFlags.Instance | BindingFlags.NonPublic);
				for (int j = 0; j < num2; j++)
				{
					object obj = ReadValueWithTypeFromZPackage(package, type2);
					dictionary.Add(field.GetValue(obj), field2.GetValue(obj));
				}
				return dictionary;
			}
			if (type != typeof(List<string>) && type.IsGenericType)
			{
				Type type3 = typeof(ICollection<>).MakeGenericType(type.GenericTypeArguments[0]);
				if ((object)type3 != null && type3.IsAssignableFrom(type))
				{
					int num3 = package.ReadInt();
					object obj2 = Activator.CreateInstance(type);
					MethodInfo method = type3.GetMethod("Add");
					for (int k = 0; k < num3; k++)
					{
						method.Invoke(obj2, new object[1] { ReadValueWithTypeFromZPackage(package, type.GenericTypeArguments[0]) });
					}
					return obj2;
				}
			}
			ParameterInfo parameterInfo = (ParameterInfo)FormatterServices.GetUninitializedObject(typeof(ParameterInfo));
			AccessTools.DeclaredField(typeof(ParameterInfo), "ClassImpl").SetValue(parameterInfo, type);
			List<object> source = new List<object>();
			ZRpc.Deserialize(new ParameterInfo[2] { null, parameterInfo }, package, ref source);
			return source.First();
		}
	}
	[PublicAPI]
	[HarmonyPatch]
	public class VersionCheck
	{
		private static readonly HashSet<VersionCheck> versionChecks;

		private static readonly Dictionary<string, string> notProcessedNames;

		public string Name;

		private string? displayName;

		private string? currentVersion;

		private string? minimumRequiredVersion;

		public bool ModRequired = true;

		private string? ReceivedCurrentVersion;

		private string? ReceivedMinimumRequiredVersion;

		private readonly List<ZRpc> ValidatedClients = new List<ZRpc>();

		private ConfigSync? ConfigSync;

		public string DisplayName
		{
			get
			{
				return displayName ?? Name;
			}
			set
			{
				displayName = value;
			}
		}

		public string CurrentVersion
		{
			get
			{
				return currentVersion ?? "0.0.0";
			}
			set
			{
				currentVersion = value;
			}
		}

		public string MinimumRequiredVersion
		{
			get
			{
				string text = minimumRequiredVersion;
				if (text == null)
				{
					if (!ModRequired)
					{
						return "0.0.0";
					}
					text = CurrentVersion;
				}
				return text;
			}
			set
			{
				minimumRequiredVersion = value;
			}
		}

		private static void PatchServerSync()
		{
			//IL_0056: Unknown result type (might be due to invalid IL or missing references)
			//IL_005c: Expected O, but got Unknown
			Patches patchInfo = PatchProcessor.GetPatchInfo((MethodBase)AccessTools.DeclaredMethod(typeof(ZNet), "Awake", (Type[])null, (Type[])null));
			if (patchInfo != null && patchInfo.Postfixes.Count((Patch p) => p.PatchMethod.DeclaringType == typeof(ConfigSync.RegisterRPCPatch)) > 0)
			{
				return;
			}
			Harmony val = new Harmony("org.bepinex.helpers.ServerSync");
			foreach (Type item in from t in typeof(ConfigSync).GetNestedTypes(BindingFlags.NonPublic).Concat(new Type[1] { typeof(VersionCheck) })
				where t.IsClass
				select t)
			{
				val.PatchAll(item);
			}
		}

		static VersionCheck()
		{
			versionChecks = new HashSet<VersionCheck>();
			notProcessedNames = new Dictionary<string, string>();
			typeof(ThreadingHelper).GetMethod("StartSyncInvoke").Invoke(ThreadingHelper.Instance, new object[1]
			{
				new Action(PatchServerSync)
			});
		}

		public VersionCheck(string name)
		{
			Name = name;
			ModRequired = true;
			versionChecks.Add(this);
		}

		public VersionCheck(ConfigSync configSync)
		{
			ConfigSync = configSync;
			Name = ConfigSync.Name;
			versionChecks.Add(this);
		}

		public void Initialize()
		{
			ReceivedCurrentVersion = null;
			ReceivedMinimumRequiredVersion = null;
			if (ConfigSync != null)
			{
				Name = ConfigSync.Name;
				DisplayName = ConfigSync.DisplayName;
				CurrentVersion = ConfigSync.CurrentVersion;
				MinimumRequiredVersion = ConfigSync.MinimumRequiredVersion;
				ModRequired = ConfigSync.ModRequired;
			}
		}

		private bool IsVersionOk()
		{
			if (ReceivedMinimumRequiredVersion == null || ReceivedCurrentVersion == null)
			{
				return !ModRequired;
			}
			bool num = new Version(CurrentVersion) >= new Version(ReceivedMinimumRequiredVersion);
			bool flag = new Version(ReceivedCurrentVersion) >= new Version(MinimumRequiredVersion);
			return num && flag;
		}

		private string ErrorClient()
		{
			if (ReceivedMinimumRequiredVersion == null)
			{
				return DisplayName + " is not installed on the server.";
			}
			if (!(new Version(CurrentVersion) >= new Version(ReceivedMinimumRequiredVersion)))
			{
				return DisplayName + " needs to be at least version " + ReceivedMinimumRequiredVersion + ". You have version " + CurrentVersion + ".";
			}
			return DisplayName + " may not be higher than version " + ReceivedCurrentVersion + ". You have version " + CurrentVersion + ".";
		}

		private string ErrorServer(ZRpc rpc)
		{
			return "Disconnect: The client (" + rpc.GetSocket().GetHostName() + ") doesn't have the correct " + DisplayName + " version " + MinimumRequiredVersion;
		}

		private string Error(ZRpc? rpc = null)
		{
			if (rpc != null)
			{
				return ErrorServer(rpc);
			}
			return ErrorClient();
		}

		private static VersionCheck[] GetFailedClient()
		{
			return versionChecks.Where((VersionCheck check) => !check.IsVersionOk()).ToArray();
		}

		private static VersionCheck[] GetFailedServer(ZRpc rpc)
		{
			return versionChecks.Where((VersionCheck check) => check.ModRequired && !check.ValidatedClients.Contains(rpc)).ToArray();
		}

		private static void Logout()
		{
			Game.instance.Logout(true, true);
			AccessTools.DeclaredField(typeof(ZNet), "m_connectionStatus").SetValue(null, (object)(ConnectionStatus)3);
		}

		private static void DisconnectClient(ZRpc rpc)
		{
			rpc.Invoke("Error", new object[1] { 3 });
		}

		private static void CheckVersion(ZRpc rpc, ZPackage pkg)
		{
			CheckVersion(rpc, pkg, null);
		}

		private static void CheckVersion(ZRpc rpc, ZPackage pkg, Action<ZRpc, ZPackage>? original)
		{
			string text = pkg.ReadString();
			string text2 = pkg.ReadString();
			string text3 = pkg.ReadString();
			bool flag = false;
			foreach (VersionCheck versionCheck in versionChecks)
			{
				if (!(text != versionCheck.Name))
				{
					Debug.Log((object)("Received " + versionCheck.DisplayName + " version " + text3 + " and minimum version " + text2 + " from the " + (ZNet.instance.IsServer() ? "client" : "server") + "."));
					versionCheck.ReceivedMinimumRequiredVersion = text2;
					versionCheck.ReceivedCurrentVersion = text3;
					if (ZNet.instance.IsServer() && versionCheck.IsVersionOk())
					{
						versionCheck.ValidatedClients.Add(rpc);
					}
					flag = true;
				}
			}
			if (flag)
			{
				return;
			}
			pkg.SetPos(0);
			if (original != null)
			{
				original(rpc, pkg);
				if (pkg.GetPos() == 0)
				{
					notProcessedNames.Add(text, text3);
				}
			}
		}

		[HarmonyPatch(typeof(ZNet), "RPC_PeerInfo")]
		[HarmonyPrefix]
		private static bool RPC_PeerInfo(ZRpc rpc, ZNet __instance)
		{
			VersionCheck[] array = (__instance.IsServer() ? GetFailedServer(rpc) : GetFailedClient());
			if (array.Length == 0)
			{
				return true;
			}
			VersionCheck[] array2 = array;
			for (int i = 0; i < array2.Length; i++)
			{
				Debug.LogWarning((object)array2[i].Error(rpc));
			}
			if (__instance.IsServer())
			{
				DisconnectClient(rpc);
			}
			else
			{
				Logout();
			}
			return false;
		}

		[HarmonyPatch(typeof(ZNet), "OnNewConnection")]
		[HarmonyPrefix]
		private static void RegisterAndCheckVersion(ZNetPeer peer, ZNet __instance)
		{
			//IL_0172: Unknown result type (might be due to invalid IL or missing references)
			//IL_0179: Expected O, but got Unknown
			notProcessedNames.Clear();
			IDictionary dictionary = (IDictionary)typeof(ZRpc).GetField("m_functions", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(peer.m_rpc);
			if (dictionary.Contains(StringExtensionMethods.GetStableHashCode("ServerSync VersionCheck")))
			{
				object obj = dictionary[StringExtensionMethods.GetStableHashCode("ServerSync VersionCheck")];
				Action<ZRpc, ZPackage> action = (Action<ZRpc, ZPackage>)obj.GetType().GetField("m_action", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(obj);
				peer.m_rpc.Register<ZPackage>("ServerSync VersionCheck", (Action<ZRpc, ZPackage>)delegate(ZRpc rpc, ZPackage pkg)
				{
					CheckVersion(rpc, pkg, action);
				});
			}
			else
			{
				peer.m_rpc.Register<ZPackage>("ServerSync VersionCheck", (Action<ZRpc, ZPackage>)CheckVersion);
			}
			foreach (VersionCheck versionCheck in versionChecks)
			{
				versionCheck.Initialize();
				if (versionCheck.ModRequired || __instance.IsServer())
				{
					Debug.Log((object)("Sending " + versionCheck.DisplayName + " version " + versionCheck.CurrentVersion + " and minimum version " + versionCheck.MinimumRequiredVersion + " to the " + (__instance.IsServer() ? "client" : "server") + "."));
					ZPackage val = new ZPackage();
					val.Write(versionCheck.Name);
					val.Write(versionCheck.MinimumRequiredVersion);
					val.Write(versionCheck.CurrentVersion);
					peer.m_rpc.Invoke("ServerSync VersionCheck", new object[1] { val });
				}
			}
		}

		[HarmonyPatch(typeof(ZNet), "Disconnect")]
		[HarmonyPrefix]
		private static void RemoveDisconnected(ZNetPeer peer, ZNet __instance)
		{
			if (!__instance.IsServer())
			{
				return;
			}
			foreach (VersionCheck versionCheck in versionChecks)
			{
				versionCheck.ValidatedClients.Remove(peer.m_rpc);
			}
		}

		[HarmonyPatch(typeof(FejdStartup), "ShowConnectError")]
		[HarmonyPostfix]
		private static void ShowConnectionError(FejdStartup __instance)
		{
			//IL_000d: Unknown result type (might be due to invalid IL or missing references)
			//IL_0013: Invalid comparison between Unknown and I4
			//IL_014e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0153: Unknown result type (might be due to invalid IL or missing references)
			//IL_0161: Unknown result type (might be due to invalid IL or missing references)
			//IL_01a4: Unknown result type (might be due to invalid IL or missing references)
			//IL_01b0: Unknown result type (might be due to invalid IL or missing references)
			//IL_01be: Unknown result type (might be due to invalid IL or missing references)
			//IL_01d0: Unknown result type (might be due to invalid IL or missing references)
			//IL_01de: Unknown result type (might be due to invalid IL or missing references)
			//IL_01e3: Unknown result type (might be due to invalid IL or missing references)
			//IL_01ee: Unknown result type (might be due to invalid IL or missing references)
			if (!__instance.m_connectionFailedPanel.activeSelf || (int)ZNet.GetConnectionStatus() != 3)
			{
				return;
			}
			bool flag = false;
			VersionCheck[] failedClient = GetFailedClient();
			if (failedClient.Length != 0)
			{
				string text = string.Join("\n", failedClient.Select((VersionCheck check) => check.Error()));
				TMP_Text connectionFailedError = __instance.m_connectionFailedError;
				connectionFailedError.text = connectionFailedError.text + "\n" + text;
				flag = true;
			}
			foreach (KeyValuePair<string, string> item in notProcessedNames.OrderBy<KeyValuePair<string, string>, string>((KeyValuePair<string, string> kv) => kv.Key))
			{
				if (!__instance.m_connectionFailedError.text.Contains(item.Key))
				{
					TMP_Text connectionFailedError2 = __instance.m_connectionFailedError;
					connectionFailedError2.text = connectionFailedError2.text + "\nServer expects you to have " + item.Key + " (Version: " + item.Value + ") installed.";
					flag = true;
				}
			}
			if (flag)
			{
				RectTransform component = ((Component)__instance.m_connectionFailedPanel.transform.Find("Image")).GetComponent<RectTransform>();
				Vector2 sizeDelta = component.sizeDelta;
				sizeDelta.x = 675f;
				component.sizeDelta = sizeDelta;
				__instance.m_connectionFailedError.ForceMeshUpdate(false, false);
				float num = __instance.m_connectionFailedError.renderedHeight + 105f;
				RectTransform component2 = ((Component)((Component)component).transform.Find("ButtonOk")).GetComponent<RectTransform>();
				component2.anchoredPosition = new Vector2(component2.anchoredPosition.x, component2.anchoredPosition.y - (num - component.sizeDelta.y) / 2f);
				sizeDelta = component.sizeDelta;
				sizeDelta.y = num;
				component.sizeDelta = sizeDelta;
			}
		}
	}
}
namespace DualWieldCore
{
	internal static class CombatBalance
	{
		internal static float FiniteRange(float value, float fallback, float min, float max)
		{
			if (!float.IsNaN(value) && !float.IsInfinity(value))
			{
				return Math.Max(min, Math.Min(max, value));
			}
			return fallback;
		}

		internal static float DamageScale(float multiplier, float skillLevel, float maxSkillBonus)
		{
			float num = FiniteRange(multiplier, 0.6f, 0f, 2f);
			float num2 = FiniteRange(skillLevel, 0f, 0f, 100f) / 100f;
			float num3 = FiniteRange(maxSkillBonus, 0.25f, 0f, 2f);
			return num * (1f + num2 * num3);
		}

		internal static float ResourceCost(float main, float offhand, float multiplier)
		{
			main = FiniteRange(main, 0f, 0f, 100000f);
			offhand = FiniteRange(offhand, 0f, 0f, 100000f);
			return (main + offhand) * FiniteRange(multiplier, 0.75f, 0f, 2f);
		}

		internal static float SkillAdjustedEitr(float combinedBase, float weaponSkill)
		{
			float num = FiniteRange(combinedBase, 0f, 0f, 400000f);
			float num2 = FiniteRange(weaponSkill, 0f, 0f, 1f) * 0.33f;
			return num * (1f - num2);
		}
	}
	[HarmonyPatch]
	internal static class CombatPatches
	{
		private static readonly ConditionalWeakTable<Attack, AttackContext> Contexts = new ConditionalWeakTable<Attack, AttackContext>();

		[ThreadStatic]
		private static AttackRequest? request;

		[ThreadStatic]
		internal static AttackContext? Resolving;

		[HarmonyPatch(typeof(Humanoid), "StartAttack")]
		[HarmonyPrefix]
		private static void CaptureRequest(Humanoid __instance, bool secondaryAttack, out AttackRequest? __state)
		{
			__state = request;
			request = new AttackRequest(__instance, secondaryAttack);
		}

		[HarmonyPatch(typeof(Humanoid), "StartAttack")]
		[HarmonyFinalizer]
		private static void ReleaseRequest(AttackRequest? __state)
		{
			request = __state;
		}

		[HarmonyPatch(typeof(Attack), "Start")]
		[HarmonyPrefix]
		private static void Prepare(Attack __instance, Humanoid character, ItemData weapon, out AttackContext? __state)
		{
			__state = null;
			Player val = (Player)(object)((character is Player) ? character : null);
			if (val != null && Equipment.Owns(val) && Equipment.Pair(val, out ItemData right, out ItemData left) && weapon == right && __instance != right.m_shared.m_attack && __instance != right.m_shared.m_secondaryAttack)
			{
				bool secondary = ((request != null && (object)request.Character == val) ? request.Secondary : (__instance.m_attackAnimation == right.m_shared.m_secondaryAttack.m_attackAnimation && __instance.m_attackAnimation != right.m_shared.m_attack.m_attackAnimation));
				if (Contexts.TryGetValue(__instance, out AttackContext value))
				{
					value.Restore(__instance);
				}
				AttackContext attackContext = new AttackContext(val, right, left, secondary, __instance);
				Contexts.Remove(__instance);
				Contexts.Add(__instance, attackContext);
				__state = attackContext;
				attackContext.Apply(__instance);
			}
		}

		[HarmonyPatch(typeof(Attack), "Start")]
		[HarmonyFinalizer]
		private static void CompleteStart(Attack __instance, bool __result, Exception? __exception, AttackContext? __state)
		{
			if (__state != null && (!__result || __exception != null))
			{
				__state.Restore(__instance);
				Contexts.Remove(__instance);
			}
		}

		[HarmonyPatch(typeof(Attack), "GetAttackEitr", new Type[] { })]
		[HarmonyPostfix]
		private static void CombinedEitr(Attack __instance, ref float __result)
		{
			//IL_0035: Unknown result type (might be due to invalid IL or missing references)
			if (Contexts.TryGetValue(__instance, out AttackContext value) && value.StillEquipped)
			{
				__result = CombatBalance.SkillAdjustedEitr(value.Profile.Eitr, ((Character)value.Player).GetSkillFactor(value.Main.m_shared.m_skillType));
			}
		}

		[HarmonyPatch(typeof(Attack), "DoMeleeAttack")]
		[HarmonyPrefix]
		private static void BeginStrike(Attack __instance, out MeleeFrame __state)
		{
			MeleeFrame meleeFrame = (__state = new MeleeFrame
			{
				Previous = Resolving
			});
			Resolving = ((Contexts.TryGetValue(__instance, out AttackContext value) && value.StillEquipped) ? value : null);
			if (Resolving != null)
			{
				meleeFrame.Current = Resolving;
				meleeFrame.DurabilityBefore = Resolving.Main.m_durability;
				meleeFrame.PreviousDamageBuilt = Resolving.DamageBuilt;
				meleeFrame.PreviousExperienceAwarded = Resolving.ExperienceAwarded;
				Resolving.DamageBuilt = false;
				Resolving.ExperienceAwarded = false;
			}
		}

		[HarmonyPatch(typeof(Attack), "DoMeleeAttack")]
		[HarmonyFinalizer]
		private static void EndStrike(MeleeFrame? __state)
		{
			if (__state != null)
			{
				if (__state.Current != null)
				{
					__state.Current.DamageBuilt = __state.PreviousDamageBuilt;
					__state.Current.ExperienceAwarded = __state.PreviousExperienceAwarded;
				}
				Resolving = __state.Previous;
			}
		}

		[HarmonyPatch(typeof(ItemData), "GetDamage", new Type[]
		{
			typeof(int),
			typeof(float)
		})]
		[HarmonyPostfix]
		private static void CombinedDamage(ItemData __instance, ref DamageTypes __result)
		{
			//IL_0030: Unknown result type (might be due to invalid IL or missing references)
			//IL_0035: Unknown result type (might be due to invalid IL or missing references)
			//IL_0041: Unknown result type (might be due to invalid IL or missing references)
			AttackContext resolving = Resolving;
			if (resolving != null && !resolving.ReadingOffhand && resolving.StillEquipped && __instance == resolving.Main)
			{
				resolving.ReadingOffhand = true;
				DamageTypes damage;
				try
				{
					damage = resolving.Offhand.GetDamage();
				}
				finally
				{
					resolving.ReadingOffhand = false;
				}
				((DamageTypes)(ref __result)).Add(damage, 1);
				((DamageTypes)(ref __result)).Modify(resolving.Profile.DamageScale);
				resolving.DamageBuilt = true;
			}
		}

		[HarmonyPatch(typeof(Skills), "RaiseSkill")]
		[HarmonyPostfix]
		private static void AwardExperience(Skills __instance, SkillType skillType, float factor)
		{
			//IL_002a: Unknown result type (might be due to invalid IL or missing references)
			//IL_0036: Unknown result type (might be due to invalid IL or missing references)
			AttackContext resolving = Resolving;
			if (resolving != null && !resolving.ExperienceAwarded && __instance == resolving.Skills && resolving.StillEquipped && !(factor <= 0f) && skillType == resolving.Main.m_shared.m_skillType)
			{
				resolving.ExperienceAwarded = true;
				__instance.RaiseSkill((SkillType)1846298701, CombatBalance.FiniteRange(factor, 0f, 0f, 100f) * resolving.Profile.Experience);
			}
		}

		[HarmonyPatch(typeof(Attack), "DoMeleeAttack")]
		[HarmonyPostfix]
		private static void WearOffhand(MeleeFrame? __state)
		{
			AttackContext attackContext = __state?.Current;
			if (Plugin.OffhandDurability.Value && attackContext != null && attackContext.StillEquipped && attackContext.Offhand.m_shared.m_useDurability && (!(attackContext.Main.m_durability >= __state.DurabilityBefore) || attackContext.DamageBuilt))
			{
				ItemData offhand = attackContext.Offhand;
				float num = CombatBalance.FiniteRange(offhand.m_shared.m_useDurabilityDrain, 0f, 0f, 10000f) * CombatBalance.FiniteRange(Game.m_durabilityRate, 1f, 0f, 100f);
				offhand.m_durability = Math.Max(0f, offhand.m_durability - num);
			}
		}
	}
	internal readonly struct CombatProfile
	{
		internal readonly float Stamina;

		internal readonly float Eitr;

		internal readonly float DamageScale;

		internal readonly float Experience;

		internal readonly string Animation;

		internal readonly int ChainLength;

		internal CombatProfile(Player player, ItemData main, ItemData offhand, bool secondary, Attack runtime)
		{
			//IL_00bb: Unknown result type (might be due to invalid IL or missing references)
			//IL_00c1: Invalid comparison between Unknown and I4
			//IL_00c9: Unknown result type (might be due to invalid IL or missing references)
			//IL_00cf: Invalid comparison between Unknown and I4
			Attack val = (secondary ? offhand.m_shared.m_secondaryAttack : offhand.m_shared.m_attack);
			Stamina = CombatBalance.ResourceCost(runtime.m_attackStamina, val.m_attackStamina, Plugin.CostMultiplier.Value);
			Eitr = CombatBalance.ResourceCost(runtime.m_attackEitr, val.m_attackEitr, Plugin.CostMultiplier.Value);
			DamageScale = CombatBalance.DamageScale(Plugin.DamageMultiplier.Value, ((Character)player).GetSkillFactor((SkillType)1846298701) * 100f, Plugin.MaxSkillBonus.Value);
			Experience = CombatBalance.FiniteRange(Plugin.ExperienceMultiplier.Value, 1f, 0f, 5f);
			bool flag = (int)main.m_shared.m_skillType == 2 || (int)offhand.m_shared.m_skillType == 2;
			Animation = (flag ? "dual_knives" : "dualaxes") + (secondary ? "_secondary" : "");
			ChainLength = (secondary ? 1 : 4);
		}
	}
	internal sealed class AttackContext
	{
		internal readonly Player Player;

		internal readonly Skills Skills;

		internal readonly ItemData Main;

		internal readonly ItemData Offhand;

		internal readonly CombatProfile Profile;

		private readonly float stamina;

		private readonly float eitr;

		private readonly string animation;

		private readonly int chains;

		private readonly int randomAnimations;

		internal bool ExperienceAwarded;

		internal bool DamageBuilt;

		internal bool ReadingOffhand;

		internal bool StillEquipped
		{
			get
			{
				if (Object.op_Implicit((Object)(object)Player) && !((Character)Player).IsDead() && Equipment.Owns(Player) && GameAccess.Right.Invoke((Humanoid)(object)Player) == Main && GameAccess.Left.Invoke((Humanoid)(object)Player) == Offhand && ((Humanoid)Player).GetInventory().ContainsItem(Main))
				{
					return ((Humanoid)Player).GetInventory().ContainsItem(Offhand);
				}
				return false;
			}
		}

		internal AttackContext(Player player, ItemData main, ItemData offhand, bool secondary, Attack runtime)
		{
			Player = player;
			Skills = ((Component)player).GetComponent<Skills>();
			Main = main;
			Offhand = offhand;
			stamina = runtime.m_attackStamina;
			eitr = runtime.m_attackEitr;
			animation = runtime.m_attackAnimation;
			chains = runtime.m_attackChainLevels;
			randomAnimations = runtime.m_attackRandomAnimations;
			Profile = new CombatProfile(player, main, offhand, secondary, runtime);
		}

		internal void Apply(Attack runtime)
		{
			runtime.m_attackStamina = Profile.Stamina;
			runtime.m_attackEitr = Profile.Eitr;
			runtime.m_attackAnimation = Profile.Animation;
			runtime.m_attackChainLevels = Profile.ChainLength;
			runtime.m_attackRandomAnimations = 0;
		}

		internal void Restore(Attack runtime)
		{
			runtime.m_attackStamina = stamina;
			runtime.m_attackEitr = eitr;
			runtime.m_attackAnimation = animation;
			runtime.m_attackChainLevels = chains;
			runtime.m_attackRandomAnimations = randomAnimations;
		}
	}
	internal sealed class AttackRequest
	{
		internal readonly Humanoid Character;

		internal readonly bool Secondary;

		internal AttackRequest(Humanoid character, bool secondary)
		{
			Character = character;
			Secondary = secondary;
		}
	}
	internal sealed class MeleeFrame
	{
		internal AttackContext? Previous;

		internal AttackContext? Current;

		internal float DurabilityBefore;

		internal bool PreviousDamageBuilt;

		internal bool PreviousExperienceAwarded;
	}
	internal static class CoreSkill
	{
		internal const SkillType Type = (SkillType)1846298701;

		private static SkillDef? definition;

		internal static SkillDef Definition
		{
			get
			{
				//IL_003b: Unknown result type (might be due to invalid IL or missing references)
				//IL_0041: Expected O, but got Unknown
				//IL_00d0: Unknown result type (might be due to invalid IL or missing references)
				//IL_00d5: Unknown result type (might be due to invalid IL or missing references)
				//IL_00db: Unknown result type (might be due to invalid IL or missing references)
				//IL_00e0: Unknown result type (might be due to invalid IL or missing references)
				//IL_00eb: Unknown result type (might be due to invalid IL or missing references)
				//IL_0105: Unknown result type (might be due to invalid IL or missing references)
				//IL_0114: Unknown result type (might be due to invalid IL or missing references)
				//IL_0123: Unknown result type (might be due to invalid IL or missing references)
				//IL_0133: Expected O, but got Unknown
				if (definition != null)
				{
					return definition;
				}
				using Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("DualWieldCore.skill-icon.png") ?? throw new InvalidOperationException("Missing embedded skill icon.");
				using MemoryStream memoryStream = new MemoryStream();
				stream.CopyTo(memoryStream);
				Texture2D val = new Texture2D(2, 2);
				if (!(bool)(Assembly.Load("UnityEngine.ImageConversionModule").GetType("UnityEngine.ImageConversion", throwOnError: true).GetMethod("LoadImage", new Type[3]
				{
					typeof(Texture2D),
					typeof(byte[]),
					typeof(bool)
				}) ?? throw new MissingMethodException("UnityEngine.ImageConversion.LoadImage")).Invoke(null, new object[3]
				{
					val,
					memoryStream.ToArray(),
					true
				}))
				{
					throw new InvalidOperationException("Could not decode skill icon.");
				}
				definition = new SkillDef
				{
					m_skill = (SkillType)1846298701,
					m_description = "$skilldesc_dualwieldcore",
					m_icon = Sprite.Create(val, new Rect(0f, 0f, (float)((Texture)val).width, (float)((Texture)val).height), new Vector2(0.5f, 0.5f)),
					m_increseStep = 1f
				};
				return definition;
			}
		}

		internal static void Translate(Localization localization, string language)
		{
			bool flag = Plugin.Language.Value == "Russian" || (Plugin.Language.Value == "Auto" && language == "Russian");
			AddWord(localization, "skill_" + 1846298701, flag ? "Парное оружие" : "Dual Wield");
			AddWord(localization, "skilldesc_dualwieldcore", flag ? "Увеличивает урон при одновременном использовании двух одноручных оружий." : "Increases damage while fighting with two one-handed weapons.");
		}

		private static void AddWord(Localization localization, string key, string value)
		{
			GameAccess.Require(typeof(Localization), "AddWord").Invoke(localization, new object[2] { key, value });
		}
	}
	[HarmonyPatch]
	internal static class SkillPatches
	{
		[HarmonyPatch(typeof(Skills), "Awake")]
		[HarmonyPostfix]
		private static void Register(List<SkillDef> ___m_skills)
		{
			if (!___m_skills.Exists((SkillDef definition) => (int)definition.m_skill == 1846298701))
			{
				___m_skills.Add(CoreSkill.Definition);
			}
		}

		[HarmonyPatch(typeof(Skills), "GetSkillDef")]
		[HarmonyPrefix]
		private static bool Definition(SkillType type, ref SkillDef __result)
		{
			//IL_0000: Unknown result type (might be due to invalid IL or missing references)
			//IL_0006: Invalid comparison between Unknown and I4
			if ((int)type != 1846298701)
			{
				return true;
			}
			__result = CoreSkill.Definition;
			return false;
		}

		[HarmonyPatch(typeof(Skills), "IsSkillValid")]
		[HarmonyPostfix]
		private static void Valid(SkillType type, ref bool __result)
		{
			//IL_0000: Unknown result type (might be due to invalid IL or missing references)
			//IL_0006: Invalid comparison between Unknown and I4
			if ((int)type == 1846298701)
			{
				__result = true;
			}
		}

		[HarmonyPatch(typeof(Localization), "SetupLanguage")]
		[HarmonyPostfix]
		private static void Language(Localization __instance, string language)
		{
			CoreSkill.Translate(__instance, language);
		}

		[HarmonyPatch(typeof(FejdStartup), "Awake")]
		[HarmonyPostfix]
		private static void MenuLanguage()
		{
			if (Localization.instance != null)
			{
				CoreSkill.Translate(Localization.instance, Localization.instance.GetSelectedLanguage());
			}
		}
	}
	internal static class Equipment
	{
		private static readonly ConditionalWeakTable<Humanoid, EquipmentState> States = new ConditionalWeakTable<Humanoid, EquipmentState>();

		internal static EquipmentState State(Humanoid player)
		{
			return States.GetOrCreateValue(player);
		}

		internal static bool Owns(Player player)
		{
			ZNetView component = ((Component)player).GetComponent<ZNetView>();
			if (Object.op_Implicit((Object)(object)component) && component.IsValid())
			{
				return component.IsOwner();
			}
			return false;
		}

		internal static bool Eligible(ItemData? item)
		{
			//IL_0009: Unknown result type (might be due to invalid IL or missing references)
			//IL_000f: Invalid comparison between Unknown and I4
			//IL_0026: Unknown result type (might be due to invalid IL or missing references)
			//IL_002b: Unknown result type (might be due to invalid IL or missing references)
			//IL_002c: Unknown result type (might be due to invalid IL or missing references)
			//IL_002e: Invalid comparison between Unknown and I4
			//IL_0030: Unknown result type (might be due to invalid IL or missing references)
			//IL_0032: Invalid comparison between Unknown and I4
			//IL_0034: Unknown result type (might be due to invalid IL or missing references)
			//IL_0036: Invalid comparison between Unknown and I4
			//IL_0038: Unknown result type (might be due to invalid IL or missing references)
			//IL_003a: Invalid comparison between Unknown and I4
			if (item == null || (int)item.m_shared.m_itemType != 3 || item.m_shared.m_tamedOnly)
			{
				return false;
			}
			SkillType skillType = item.m_shared.m_skillType;
			if ((int)skillType != 1 && (int)skillType != 7 && (int)skillType != 2 && (int)skillType != 3)
			{
				return false;
			}
			if (item.m_shared.m_useDurability && item.m_durability <= 0f)
			{
				return false;
			}
			if (!Melee(item.m_shared.m_attack) || (item.HaveSecondaryAttack() && !Melee(item.m_shared.m_secondaryAttack)))
			{
				return false;
			}
			if (item.m_shared.m_attack.m_attackAnimation.IndexOf("dual", StringComparison.OrdinalIgnoreCase) >= 0)
			{
				return false;
			}
			string text = (Object.op_Implicit((Object)(object)item.m_dropPrefab) ? ((Object)item.m_dropPrefab).name : "");
			if (text.StartsWith("AxeBerzerkr", StringComparison.OrdinalIgnoreCase) || text == "KnifeSkollAndHati")
			{
				return false;
			}
			string[] array = Plugin.ExcludedPrefabs.Value.Split(new char[1] { ',' });
			foreach (string text2 in array)
			{
				if (text2.Trim().Length > 0 && string.Equals(text, text2.Trim(), StringComparison.OrdinalIgnoreCase))
				{
					return false;
				}
			}
			return true;
		}

		private static bool Melee(Attack attack)
		{
			//IL_0001: Unknown result type (might be due to invalid IL or missing references)
			//IL_0009: Unknown result type (might be due to invalid IL or missing references)
			//IL_000f: Invalid comparison between Unknown and I4
			if ((int)attack.m_attackType != 0)
			{
				return (int)attack.m_attackType == 1;
			}
			return true;
		}

		internal static bool Pair(Player player, out ItemData right, out ItemData left)
		{
			right = GameAccess.Right.Invoke((Humanoid)(object)player);
			left = GameAccess.Left.Invoke((Humanoid)(object)player);
			if (right != left && Eligible(right) && Eligible(left) && ((Humanoid)player).GetInventory().ContainsItem(right))
			{
				return ((Humanoid)player).GetInventory().ContainsItem(left);
			}
			return false;
		}

		internal static bool CanSwapNow(Player player)
		{
			ItemData right;
			ItemData left;
			if (Owns(player) && !((Character)player).IsDead() && !((Character)player).InAttack() && !((Character)player).InDodge() && !((Character)player).InIntro() && !((Character)player).InCutscene() && !((Character)player).IsTeleporting() && !InventoryGui.IsVisible() && !Menu.IsVisible() && !Console.IsVisible() && !TextInput.IsVisible() && (!Object.op_Implicit((Object)(object)Chat.instance) || !Chat.instance.HasFocus()))
			{
				return Pair(player, out right, out left);
			}
			return false;
		}

		internal static void Swap(Player player)
		{
			if (Pair(player, out ItemData right, out ItemData left))
			{
				AssignHands(player, left, right);
			}
		}

		internal static bool AssignHands(Player player, ItemData? main, ItemData? offhand)
		{
			if ((main != null && !((Humanoid)player).GetInventory().ContainsItem(main)) || (offhand != null && !((Humanoid)player).GetInventory().ContainsItem(offhand)) || (main != null && main == offhand))
			{
				return false;
			}
			ItemData val = GameAccess.Right.Invoke((Humanoid)(object)player);
			ItemData val2 = GameAccess.Left.Invoke((Humanoid)(object)player);
			Dictionary<ItemData, bool> dictionary = new Dictionary<ItemData, bool>();
			ItemData[] array = (ItemData[])(object)new ItemData[4] { val, val2, main, offhand };
			foreach (ItemData val3 in array)
			{
				if (val3 != null && !dictionary.ContainsKey(val3))
				{
					dictionary.Add(val3, val3.m_equipped);
				}
			}
			using (State((Humanoid)(object)player).Enter())
			{
				GameAccess.Right.Invoke((Humanoid)(object)player) = main;
				GameAccess.Left.Invoke((Humanoid)(object)player) = offhand;
				foreach (ItemData key in dictionary.Keys)
				{
					key.m_equipped = key == main || key == offhand;
				}
				try
				{
					GameAccess.RefreshEquipment((Humanoid)(object)player);
					return true;
				}
				catch (Exception ex)
				{
					GameAccess.Right.Invoke((Humanoid)(object)player) = val;
					GameAccess.Left.Invoke((Humanoid)(object)player) = val2;
					foreach (KeyValuePair<ItemData, bool> item in dictionary)
					{
						item.Key.m_equipped = item.Value;
					}
					Plugin.Log.LogError((object)("Hand update was rolled back: " + ex));
					try
					{
						GameAccess.RefreshEquipment((Humanoid)(object)player);
					}
					catch (Exception ex2)
					{
						Plugin.Log.LogError((object)("Could not refresh restored equipment: " + ex2));
					}
					return false;
				}
			}
		}

		internal static void Normalize(Player player)
		{
			if (Owns(player) && State((Humanoid)(object)player).TransactionDepth == 0 && !((Character)player).IsDead())
			{
				ItemData val = GameAccess.Left.Invoke((Humanoid)(object)player);
				if (GameAccess.Right.Invoke((Humanoid)(object)player) == null && Eligible(val) && ((Humanoid)player).GetInventory().ContainsItem(val))
				{
					AssignHands(player, val, null);
				}
			}
		}

		internal static void RemoveBrokenOffhand(Player player)
		{
			//IL_002f: Unknown result type (might be due to invalid IL or missing references)
			//IL_0035: Invalid comparison between Unknown and I4
			if (Owns(player) && !((Character)player).IsDead() && !((Character)player).InAttack())
			{
				ItemData val = GameAccess.Left.Invoke((Humanoid)(object)player);
				if (val != null && (int)val.m_shared.m_itemType == 3 && val.m_shared.m_useDurability && val.m_durability <= 0f)
				{
					((Humanoid)player).UnequipItem(val, false);
				}
			}
		}
	}
	internal sealed class EquipAttempt
	{
		internal Player Player;

		internal ItemData? Main;

		internal bool MakePair;

		internal IDisposable? Lease;
	}
	internal sealed class DrawAttempt
	{
		internal Player Player;

		internal ItemData Right;

		internal ItemData Left;

		internal IDisposable? Lease;
	}
	[HarmonyPatch]
	internal static class EquipmentPatches
	{
		[HarmonyPatch(typeof(Humanoid), "SetupAnimationState")]
		[HarmonyPostfix]
		private static void PairStance(Humanoid __instance)
		{
			//IL_0025: Unknown result type (might be due to invalid IL or missing references)
			//IL_002b: Invalid comparison between Unknown and I4
			//IL_0033: Unknown result type (might be due to invalid IL or missing references)
			//IL_0039: Invalid comparison between Unknown and I4
			Player val = (Player)(object)((__instance is Player) ? __instance : null);
			if (val != null && Equipment.Owns(val) && Equipment.Pair(val, out ItemData right, out ItemData left))
			{
				bool flag = (int)right.m_shared.m_skillType == 2 || (int)left.m_shared.m_skillType == 2;
				GameAccess.SetAnimation((Humanoid)(object)val, (AnimationState)(flag ? 11 : 15));
			}
		}

		[HarmonyPatch(typeof(Humanoid), "EquipItem")]
		[HarmonyPrefix]
		private static void BeforeEquip(Humanoid __instance, ItemData item, out EquipAttempt? __state)
		{
			__state = null;
			Player val = (Player)(object)((__instance is Player) ? __instance : null);
			if (val != null && Equipment.Owns(val))
			{
				ItemData val2 = GameAccess.Right.Invoke((Humanoid)(object)val);
				ItemData val3 = GameAccess.Left.Invoke((Humanoid)(object)val);
				__state = new EquipAttempt
				{
					Player = val,
					Main = val2,
					MakePair = (!((Character)val).IsDead() && Equipment.Eligible(item) && Equipment.Eligible(val2) && item != val2 && item != val3 && ((Humanoid)val).GetInventory().ContainsItem(item) && ((Humanoid)val).GetInventory().ContainsItem(val2) && (val3 == null || Equipment.Eligible(val3))),
					Lease = Equipment.State((Humanoid)(object)val).Enter()
				};
			}
		}

		[HarmonyPatch(typeof(Humanoid), "EquipItem")]
		[HarmonyPostfix]
		private static void AfterEquip(ItemData item, bool __result, EquipAttempt? __state)
		{
			if (!__result || __state == null || !__state.MakePair)
			{
				return;
			}
			Player player = __state.Player;
			if (!((Character)player).IsDead() && Equipment.Eligible(__state.Main) && GameAccess.Right.Invoke((Humanoid)(object)player) == item)
			{
				ItemData val = GameAccess.Left.Invoke((Humanoid)(object)player);
				if (val == null || val == item)
				{
					Equipment.AssignHands(player, __state.Main, item);
				}
			}
		}

		[HarmonyPatch(typeof(Humanoid), "EquipItem")]
		[HarmonyFinalizer]
		private static void FinishEquip(EquipAttempt? __state)
		{
			__state?.Lease?.Dispose();
		}

		[HarmonyPatch(typeof(Humanoid), "UnequipItem")]
		[HarmonyPostfix]
		private static void AfterUnequip(Humanoid __instance)
		{
			Player val = (Player)(object)((__instance is Player) ? __instance : null);
			if (val != null)
			{
				Equipment.Normalize(val);
			}
		}

		private static IDisposable? Hold(Humanoid character)
		{
			Player val = (Player)(object)((character is Player) ? character : null);
			if (val == null || !Equipment.Owns(val))
			{
				return null;
			}
			return Equipment.State((Humanoid)(object)val).Enter();
		}

		[HarmonyPatch(typeof(Humanoid), "HideHandItems")]
		[HarmonyPrefix]
		private static void BeforeHide(Humanoid __instance, out IDisposable? __state)
		{
			__state = Hold(__instance);
		}

		[HarmonyPatch(typeof(Humanoid), "HideHandItems")]
		[HarmonyFinalizer]
		private static void AfterHide(IDisposable? __state)
		{
			__state?.Dispose();
		}

		[HarmonyPatch(typeof(Humanoid), "UnequipAllItems")]
		[HarmonyPrefix]
		private static void BeforeUnequipAll(Humanoid __instance, out IDisposable? __state)
		{
			__state = Hold(__instance);
		}

		[HarmonyPatch(typeof(Humanoid), "UnequipAllItems")]
		[HarmonyFinalizer]
		private static void AfterUnequipAll(IDisposable? __state)
		{
			__state?.Dispose();
		}

		[HarmonyPatch(typeof(Humanoid), "ShowHandItems")]
		[HarmonyPrefix]
		private static void CaptureDraw(Humanoid __instance, bool onlyRightHand, out DrawAttempt? __state)
		{
			__state = null;
			if (onlyRightHand)
			{
				return;
			}
			Player val = (Player)(object)((__instance is Player) ? __instance : null);
			if (val != null && Equipment.Owns(val) && !((Character)val).IsDead())
			{
				ItemData val2 = GameAccess.HiddenRight.Invoke((Humanoid)(object)val);
				ItemData val3 = GameAccess.HiddenLeft.Invoke((Humanoid)(object)val);
				if (val2 != val3 && Equipment.Eligible(val2) && Equipment.Eligible(val3) && ((Humanoid)val).GetInventory().ContainsItem(val2) && ((Humanoid)val).GetInventory().ContainsItem(val3))
				{
					__state = new DrawAttempt
					{
						Player = val,
						Right = val2,
						Left = val3,
						Lease = Hold((Humanoid)(object)val)
					};
				}
			}
		}

		[HarmonyPatch(typeof(Humanoid), "ShowHandItems")]
		[HarmonyFinalizer]
		private static void ReconcileDraw(DrawAttempt? __state)
		{
			if (__state == null)
			{
				return;
			}
			Player player = __state.Player;
			try
			{
				if (!((Character)player).IsDead())
				{
					ItemData obj = GameAccess.Right.Invoke((Humanoid)(object)player);
					ItemData val = GameAccess.Left.Invoke((Humanoid)(object)player);
					if (obj == __state.Left && val == __state.Right)
					{
						Equipment.AssignHands(player, __state.Right, __state.Left);
					}
					if (RestoreHidden(player, __state.Right, main: true) | RestoreHidden(player, __state.Left, main: false))
					{
						GameAccess.RefreshEquipment((Humanoid)(object)player);
					}
				}
			}
			finally
			{
				__state.Lease?.Dispose();
			}
		}

		private static bool RestoreHidden(Player player, ItemData item, bool main)
		{
			if (GameAccess.Right.Invoke((Humanoid)(object)player) == item || GameAccess.Left.Invoke((Humanoid)(object)player) == item || !((Humanoid)player).GetInventory().ContainsItem(item))
			{
				return false;
			}
			if (main && GameAccess.HiddenRight.Invoke((Humanoid)(object)player) == null)
			{
				GameAccess.HiddenRight.Invoke((Humanoid)(object)player) = item;
				return true;
			}
			if (!main && GameAccess.HiddenLeft.Invoke((Humanoid)(object)player) == null)
			{
				GameAccess.HiddenLeft.Invoke((Humanoid)(object)player) = item;
				return true;
			}
			return false;
		}
	}
	internal sealed class EquipmentState
	{
		private sealed class Lease : IDisposable
		{
			private EquipmentState? owner;

			internal Lease(EquipmentState state)
			{
				owner = state;
				state.TransactionDepth++;
			}

			public void Dispose()
			{
				EquipmentState equipmentState = owner;
				owner = null;
				if (equipmentState != null)
				{
					equipmentState.TransactionDepth--;
				}
			}
		}

		internal int TransactionDepth { get; private set; }

		internal IDisposable Enter()
		{
			return new Lease(this);
		}
	}
	internal static class GameAccess
	{
		internal static readonly FieldRef<Humanoid, ItemData> Right = AccessTools.FieldRefAccess<Humanoid, ItemData>("m_rightItem");

		internal static readonly FieldRef<Humanoid, ItemData> Left = AccessTools.FieldRefAccess<Humanoid, ItemData>("m_leftItem");

		internal static readonly FieldRef<Humanoid, ItemData> HiddenRight = AccessTools.FieldRefAccess<Humanoid, ItemData>("m_hiddenRightItem");

		internal static readonly FieldRef<Humanoid, ItemData> HiddenLeft = AccessTools.FieldRefAccess<Humanoid, ItemData>("m_hiddenLeftItem");

		private static readonly MethodInfo Setup = Require(typeof(Humanoid), "SetupEquipment");

		private static readonly MethodInfo Animation = Require(typeof(Humanoid), "SetAnimationState");

		internal static MethodInfo Require(Type type, string name)
		{
			return AccessTools.Method(type, name, (Type[])null, (Type[])null) ?? throw new MissingMethodException(type.FullName, name);
		}

		internal static void RefreshEquipment(Humanoid player)
		{
			Setup.Invoke(player, Array.Empty<object>());
		}

		internal static void SetAnimation(Humanoid player, AnimationState state)
		{
			//IL_000e: Unknown result type (might be due to invalid IL or missing references)
			Animation.Invoke(player, new object[1] { state });
		}

		internal static void Validate()
		{
			string[] array = new string[5] { "EquipItem", "UnequipItem", "HideHandItems", "ShowHandItems", "UnequipAllItems" };
			foreach (string name in array)
			{
				Require(typeof(Humanoid), name);
			}
			array = new string[3] { "Start", "DoMeleeAttack", "OnAttackTrigger" };
			foreach (string name2 in array)
			{
				Require(typeof(Attack), name2);
			}
			array = new string[3] { "GetSkillDef", "IsSkillValid", "RaiseSkill" };
			foreach (string name3 in array)
			{
				Require(typeof(Skills), name3);
			}
			Require(typeof(VisEquipment), "SetBackEquipped");
			Require(typeof(Humanoid), "StartAttack");
			if (AccessTools.Method(typeof(Attack), "GetAttackEitr", Type.EmptyTypes, (Type[])null) == null)
			{
				throw new MissingMethodException("Attack.GetAttackEitr()");
			}
		}
	}
	[BepInPlugin("Ketanol.DualWieldCore", "DualWieldCore", "1.1.0")]
	[BepInIncompatibility("RustyMods.DualWielder")]
	public sealed class Plugin : BaseUnityPlugin
	{
		public const string Guid = "Ketanol.DualWieldCore";

		public const string Name = "DualWieldCore";

		public const string Version = "1.1.0";

		internal static ManualLogSource Log;

		internal static ConfigEntry<float> DamageMultiplier;

		internal static ConfigEntry<float> CostMultiplier;

		internal static ConfigEntry<float> MaxSkillBonus;

		internal static ConfigEntry<float> ExperienceMultiplier;

		internal static ConfigEntry<bool> OffhandDurability;

		internal static ConfigEntry<string> ExcludedPrefabs;

		internal static ConfigEntry<KeyboardShortcut> SwapShortcut;

		internal static ConfigEntry<string> Language;

		private Harmony? harmony;

		private ConfigSync sync;

		private void Awake()
		{
			//IL_008c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0096: Expected O, but got Unknown
			//IL_00c4: Unknown result type (might be due to invalid IL or missing references)
			//IL_00ce: Expected O, but got Unknown
			//IL_00fc: Unknown result type (might be due to invalid IL or missing references)
			//IL_0106: Expected O, but got Unknown
			//IL_0134: Unknown result type (might be due to invalid IL or missing references)
			//IL_013e: Expected O, but got Unknown
			//IL_015a: Unknown result type (might be due to invalid IL or missing references)
			//IL_0164: Expected O, but got Unknown
			//IL_0184: Unknown result type (might be due to invalid IL or missing references)
			//IL_018e: Expected O, but got Unknown
			//IL_01ad: Unknown result type (might be due to invalid IL or missing references)
			//IL_0203: Unknown result type (might be due to invalid IL or missing references)
			//IL_020d: Expected O, but got Unknown
			//IL_0218: Unknown result type (might be due to invalid IL or missing references)
			//IL_0222: Expected O, but got Unknown
			Log = ((BaseUnityPlugin)this).Logger;
			sync = new ConfigSync("Ketanol.DualWieldCore")
			{
				DisplayName = "DualWieldCore",
				CurrentVersion = "1.1.0",
				MinimumRequiredVersion = "1.1.0"
			};
			sync.AddLockingConfigEntry<bool>(((BaseUnityPlugin)this).Config.Bind<bool>("Server", "LockConfiguration", true, "Only server admins can change synchronized combat settings."));
			DamageMultiplier = Synced("Combat", "CombinedDamageMultiplier", 0.6f, new ConfigDescription("Multiplier for the sum of both weapons' damage, before the Dual Wield skill bonus.", (AcceptableValueBase)(object)new AcceptableValueRange<float>(0f, 2f), Array.Empty<object>()));
			CostMultiplier = Synced("Combat", "CombinedResourceMultiplier", 0.75f, new ConfigDescription("Multiplier for the sum of both weapons' stamina and eitr costs.", (AcceptableValueBase)(object)new AcceptableValueRange<float>(0f, 2f), Array.Empty<object>()));
			MaxSkillBonus = Synced("Skill", "BonusAtLevel100", 0.25f, new ConfigDescription("Extra damage fraction at Dual Wield level 100. Scales linearly from zero.", (AcceptableValueBase)(object)new AcceptableValueRange<float>(0f, 2f), Array.Empty<object>()));
			ExperienceMultiplier = Synced("Skill", "ExperienceMultiplier", 1f, new ConfigDescription("Dual Wield experience gain multiplier.", (AcceptableValueBase)(object)new AcceptableValueRange<float>(0f, 5f), Array.Empty<object>()));
			OffhandDurability = Synced("Combat", "WearOffhandWeapon", value: true, new ConfigDescription("Also consume offhand durability when a dual attack is executed.", (AcceptableValueBase)null, Array.Empty<object>()));
			ExcludedPrefabs = Synced("Equipment", "ExcludedPrefabs", "", new ConfigDescription("Comma-separated prefab names that must not be used in either hand of a dual pair.", (AcceptableValueBase)null, Array.Empty<object>()));
			SwapShortcut = ((BaseUnityPlugin)this).Config.Bind<KeyboardShortcut>("Controls", "SwapHands", new KeyboardShortcut((KeyCode)308, Array.Empty<KeyCode>()), "Swap the two equipped weapons once per key press.");
			Language = ((BaseUnityPlugin)this).Config.Bind<string>("Interface", "Language", "Auto", new ConfigDescription("Message language; Auto uses the game language.", (AcceptableValueBase)(object)new AcceptableValueList<string>(new string[3] { "Auto", "English", "Russian" }), Array.Empty<object>()));
			harmony = new Harmony("Ketanol.DualWieldCore");
			try
			{
				GameAccess.Validate();
				Type[] array = new Type[4]
				{
					typeof(EquipmentPatches),
					typeof(CombatPatches),
					typeof(SkillPatches),
					typeof(VisualPatches)
				};
				foreach (Type type in array)
				{
					harmony.CreateClassProcessor(type).Patch();
				}
				((BaseUnityPlugin)this).Logger.LogInfo((object)"DualWieldCore 1.1.0 loaded.");
			}
			catch (Exception ex)
			{
				harmony.UnpatchSelf();
				((Behaviour)this).enabled = false;
				((BaseUnityPlugin)this).Logger.LogError((object)("DualWieldCore could not initialize; its gameplay patches have been removed. " + ex));
			}
		}

		private ConfigEntry<T> Synced<T>(string section, string key, T value, ConfigDescription description)
		{
			ConfigEntry<T> val = ((BaseUnityPlugin)this).Config.Bind<T>(section, key, value, description);
			sync.AddConfigEntry<T>(val).SynchronizedConfig = true;
			return val;
		}

		private void Update()
		{
			//IL_001a: Unknown result type (might be due to invalid IL or missing references)
			//IL_001f: Unknown result type (might be due to invalid IL or missing references)
			Player localPlayer = Player.m_localPlayer;
			if (Object.op_Implicit((Object)(object)localPlayer))
			{
				Equipment.RemoveBrokenOffhand(localPlayer);
				KeyboardShortcut value = SwapShortcut.Value;
				if (((KeyboardShortcut)(ref value)).IsDown() && Equipment.CanSwapNow(localPlayer))
				{
					Equipment.Swap(localPlayer);
				}
			}
		}

		private void OnDestroy()
		{
			Harmony? obj = harmony;
			if (obj != null)
			{
				obj.UnpatchSelf();
			}
			((BaseUnityPlugin)this).Config.Save();
		}
	}
	[HarmonyPatch]
	internal static class VisualPatches
	{
		private sealed class Mounts
		{
			internal Transform? Back;

			internal Transform? Belt;
		}

		private static readonly FieldRef<VisEquipment, GameObject> LeftObject = AccessTools.FieldRefAccess<VisEquipment, GameObject>("m_leftBackItemInstance");

		private static readonly FieldRef<VisEquipment, GameObject> RightObject = AccessTools.FieldRefAccess<VisEquipment, GameObject>("m_rightBackItemInstance");

		private static readonly ConditionalWeakTable<VisEquipment, Mounts> Attachments = new ConditionalWeakTable<VisEquipment, Mounts>();

		private static readonly Vector3 MirrorSide = new Vector3(-1f, 1f, 1f);

		[HarmonyPatch(typeof(VisEquipment), "SetBackEquipped")]
		[HarmonyPostfix]
		private static void SeparateHolsteredPair(VisEquipment __instance, int leftItem, int rightItem, bool __result)
		{
			if (!__result || !__instance.m_isPlayer || !Object.op_Implicit((Object)(object)((Component)__instance).GetComponent<Player>()) || !OneHanded(leftItem) || !OneHanded(rightItem))
			{
				return;
			}
			GameObject val = LeftObject.Invoke(__instance);
			GameObject val2 = RightObject.Invoke(__instance);
			if (!Object.op_Implicit((Object)(object)val) || !Object.op_Implicit((Object)(object)val2))
			{
				return;
			}
			Transform parent = val.transform.parent;
			if (Object.op_Implicit((Object)(object)parent) && !((Object)(object)val2.transform.parent != (Object)(object)parent))
			{
				bool flag = (Object)(object)parent == (Object)(object)__instance.m_backMelee;
				if (flag || !((Object)(object)parent != (Object)(object)__instance.m_backTool))
				{
					Mounts orCreateValue = Attachments.GetOrCreateValue(__instance);
					Transform val3 = (flag ? MirroredMount(parent, ref orCreateValue.Back, "DualWieldCore_BackCross", crossing: true) : MirroredMount(parent, ref orCreateValue.Belt, "DualWieldCore_OtherHip", crossing: false));
					val2.transform.SetParent(val3, false);
				}
			}
		}

		private static bool OneHanded(int hash)
		{
			//IL_003c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0042: Invalid comparison between Unknown and I4
			GameObject val = ((hash != 0 && Object.op_Implicit((Object)(object)ObjectDB.instance)) ? ObjectDB.instance.GetItemPrefab(hash) : null);
			if (Object.op_Implicit((Object)(object)val))
			{
				ItemDrop component = val.GetComponent<ItemDrop>();
				if (component == null)
				{
					return false;
				}
				return (int)component.m_itemData.m_shared.m_itemType == 3;
			}
			return false;
		}

		private static Transform MirroredMount(Transform source, ref Transform? mount, string name, bool crossing)
		{
			//IL_0027: Unknown result type (might be due to invalid IL or missing references)
			//IL_002c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0031: Unknown result type (might be due to invalid IL or missing references)
			//IL_003e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0043: Unknown result type (might be due to invalid IL or missing references)
			//IL_0048: Unknown result type (might be due to invalid IL or missing references)
			//IL_004d: Unknown result type (might be due to invalid IL or missing references)
			//IL_0052: Unknown result type (might be due to invalid IL or missing references)
			//IL_0058: Unknown result type (might be due to invalid IL or missing references)
			//IL_005d: Unknown result type (might be due to invalid IL or missing references)
			//IL_0062: Unknown result type (might be due to invalid IL or missing references)
			//IL_0067: Unknown result type (might be due to invalid IL or missing references)
			//IL_006c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0071: Unknown result type (might be due to invalid IL or missing references)
			//IL_007e: Unknown result type (might be due to invalid IL or missing references)
			//IL_000b: Unknown result type (might be due to invalid IL or missing references)
			//IL_0091: Unknown result type (might be due to invalid IL or missing references)
			//IL_0096: Unknown result type (might be due to invalid IL or missing references)
			//IL_00a0: Unknown result type (might be due to invalid IL or missing references)
			//IL_00a5: Unknown result type (might be due to invalid IL or missing references)
			//IL_00a9: Unknown result type (might be due to invalid IL or missing references)
			//IL_00b4: Unknown result type (might be due to invalid IL or missing references)
			//IL_00b5: Unknown result type (might be due to invalid IL or missing references)
			//IL_00ba: Unknown result type (might be due to invalid IL or missing references)
			if (!Object.op_Implicit((Object)(object)mount))
			{
				mount = new GameObject(name).transform;
			}
			mount.SetParent(source.parent, false);
			mount.localPosition = Vector3.Scale(source.localPosition, MirrorSide);
			mount.localRotation = Quaternion.LookRotation(Vector3.Scale(source.localRotation * Vector3.forward, MirrorSide), Vector3.Scale(source.localRotation * Vector3.up, MirrorSide));
			mount.localScale = source.localScale;
			if (crossing)
			{
				Vector3 val = source.parent.TransformDirection(Vector3.back) * 0.02f;
				Transform? obj = mount;
				obj.localPosition += source.parent.InverseTransformVector(val);
			}
			return mount;
		}
	}
}