using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Linq.Expressions;
using System.Reflection;
using System.Reflection.Emit;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Serialization;
using System.Runtime.Versioning;
using System.Security;
using System.Security.Permissions;
using System.Text;
using System.Text.RegularExpressions;
using BepInEx;
using BepInEx.Bootstrap;
using BepInEx.Configuration;
using HarmonyLib;
using ItemDataManager;
using JetBrains.Annotations;
using LocalizationManager;
using Microsoft.CodeAnalysis;
using UnityEngine;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Core.Tokens;
using YamlDotNet.Helpers;
using YamlDotNet.Serialization;
using YamlDotNet.Serialization.Converters;
using YamlDotNet.Serialization.EventEmitters;
using YamlDotNet.Serialization.NamingConventions;
using YamlDotNet.Serialization.NodeDeserializers;
using YamlDotNet.Serialization.NodeTypeResolvers;
using YamlDotNet.Serialization.ObjectFactories;
using YamlDotNet.Serialization.ObjectGraphTraversalStrategies;
using YamlDotNet.Serialization.ObjectGraphVisitors;
using YamlDotNet.Serialization.Schemas;
using YamlDotNet.Serialization.TypeInspectors;
using YamlDotNet.Serialization.TypeResolvers;
using YamlDotNet.Serialization.Utilities;
using YamlDotNet.Serialization.ValueDeserializers;

[assembly: Guid("31FCF677-3252-4ECF-B90E-75CFE82F4673")]
[assembly: ComVisible(false)]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCopyright("Copyright ©  2023")]
[assembly: AssemblyProduct("PlayerHeads")]
[assembly: TargetFramework(".NETFramework,Version=v4.6.2", FrameworkDisplayName = ".NET Framework 4.6.2")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyTitle("PlayerHeads")]
[assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)]
[assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)]
[assembly: CompilationRelaxations(8)]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyCompany("")]
[assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)]
[assembly: AssemblyVersion("1.0.0.0")]
[module: RefSafetyRules(11)]
[module: UnverifiableCode]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[<e721b0cd-10c1-4e24-8c73-9a1129ebbc2f>Embedded]
	internal sealed class <e721b0cd-10c1-4e24-8c73-9a1129ebbc2f>EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[<e721b0cd-10c1-4e24-8c73-9a1129ebbc2f>Embedded]
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)]
	internal sealed class <80340ad1-2154-4fe2-862a-57bf07667148>NullableAttribute : Attribute
	{
		public readonly byte[] NullableFlags;

		public <80340ad1-2154-4fe2-862a-57bf07667148>NullableAttribute(byte P_0)
		{
			NullableFlags = new byte[1] { P_0 };
		}

		public <80340ad1-2154-4fe2-862a-57bf07667148>NullableAttribute(byte[] P_0)
		{
			NullableFlags = P_0;
		}
	}
	[CompilerGenerated]
	[<e721b0cd-10c1-4e24-8c73-9a1129ebbc2f>Embedded]
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false)]
	internal sealed class <22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContextAttribute : Attribute
	{
		public readonly byte Flag;

		public <22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContextAttribute(byte P_0)
		{
			Flag = P_0;
		}
	}
	[<e721b0cd-10c1-4e24-8c73-9a1129ebbc2f>Embedded]
	[AttributeUsage(AttributeTargets.Module, AllowMultiple = false, Inherited = false)]
	[CompilerGenerated]
	internal sealed class RefSafetyRulesAttribute : Attribute
	{
		public readonly int Version;

		public RefSafetyRulesAttribute(int P_0)
		{
			Version = P_0;
		}
	}
}
namespace ItemDataManager
{
	[PublicAPI]
	public abstract class ItemData
	{
		private string key;

		internal static WeakReference<ItemInfo> constructingInfo = null;

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0 })]
		internal WeakReference<ItemInfo> info;

		private static readonly FieldInfo parameterInfoClassImpl = AccessTools.DeclaredField(typeof(ParameterInfo), "ClassImpl");

		private static Dictionary<Type, Dictionary<string, FieldInfo>> serializedFields = new Dictionary<Type, Dictionary<string, FieldInfo>>();

		public string CustomDataKey { get; private set; }

		protected virtual bool AllowStackingIdenticalValues { get; set; }

		public string Value
		{
			get
			{
				if (!Item.m_customData.TryGetValue(CustomDataKey, out var value))
				{
					return "";
				}
				return value;
			}
			set
			{
				Item.m_customData[CustomDataKey] = value;
			}
		}

		public string Key
		{
			get
			{
				return key;
			}
			internal set
			{
				key = value;
				CustomDataKey = ItemInfo.dataKey(ItemInfo.classKey(GetType(), Key));
			}
		}

		public bool IsCloned => Info.isCloned.Contains(CustomDataKey);

		public bool IsAlive
		{
			get
			{
				ItemInfo target;
				return (info ?? constructingInfo).TryGetTarget(out target);
			}
		}

		public ItemData Item => Info.ItemData;

		public ItemInfo Info
		{
			get
			{
				//IL_0018: Unknown result type (might be due to invalid IL or missing references)
				//IL_0022: Expected O, but got Unknown
				if (!(info ?? constructingInfo).TryGetTarget(out var target))
				{
					return new ItemInfo(new ItemData());
				}
				return target;
			}
		}

		public virtual void FirstLoad()
		{
		}

		public virtual void Load()
		{
			//IL_007c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0083: Expected O, but got Unknown
			Dictionary<string, FieldInfo> dictionary = fetchSerializedFields();
			if (dictionary == null || dictionary.Count <= 0 || Value == "")
			{
				return;
			}
			List<object> list = new List<object>();
			string[] array = Value.Split(new char[1] { '|' });
			foreach (string text in array)
			{
				string[] array2 = text.Split(new char[1] { ':' });
				if (array2.Length == 2 && dictionary.TryGetValue(array2[0], out var value))
				{
					ZPackage val = new ZPackage(array2[1]);
					ParameterInfo parameterInfo = (ParameterInfo)FormatterServices.GetUninitializedObject(typeof(ParameterInfo));
					parameterInfoClassImpl.SetValue(parameterInfo, value.FieldType);
					list.Clear();
					ZRpc.Deserialize(new ParameterInfo[2] { null, parameterInfo }, val, ref list);
					if (list.Count > 0)
					{
						value.SetValue(this, list[0]);
					}
				}
			}
		}

		public virtual void Save()
		{
			//IL_0030: Unknown result type (might be due to invalid IL or missing references)
			//IL_0037: Expected O, but got Unknown
			Dictionary<string, FieldInfo> dictionary = fetchSerializedFields();
			if (dictionary == null || dictionary.Count <= 0)
			{
				return;
			}
			StringBuilder stringBuilder = new StringBuilder();
			foreach (FieldInfo value in dictionary.Values)
			{
				ZPackage val = new ZPackage();
				ZRpc.Serialize(new object[1] { value.GetValue(this) }, ref val);
				stringBuilder.Append(value.Name);
				stringBuilder.Append(':');
				stringBuilder.Append(val.GetBase64());
				stringBuilder.Append('|');
			}
			int length = stringBuilder.Length - 1;
			stringBuilder.Length = length;
			Value = stringBuilder.ToString();
		}

		public virtual void Unload()
		{
		}

		public virtual void Upgraded()
		{
		}

		[<22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContext(2)]
		public virtual string TryStack(ItemData data)
		{
			if (!AllowStackingIdenticalValues || !(data?.Value == Value))
			{
				return null;
			}
			return Value;
		}

		private Dictionary<string, FieldInfo> fetchSerializedFields()
		{
			Type type = GetType();
			if (serializedFields.TryGetValue(type, out var value))
			{
				return value;
			}
			return serializedFields[type] = (from f in type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic)
				where f.GetCustomAttributes(typeof(SerializeField), inherit: true).Length != 0
				select f).ToDictionary((FieldInfo f) => f.Name, (FieldInfo f) => f);
		}
	}
	public sealed class StringItemData : ItemData
	{
	}
	[PublicAPI]
	public class ItemInfo : IEnumerable<ItemData>, IEnumerable
	{
		public static HashSet<Type> ForceLoadTypes;

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		internal static string _modGuid;

		private static Dictionary<Type, HashSet<Type>> typeInheritorsCache;

		private static HashSet<string> knownTypes;

		private Dictionary<string, ItemData> data = new Dictionary<string, ItemData>();

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0 })]
		private WeakReference<ItemInfo> selfReference;

		internal HashSet<string> isCloned = new HashSet<string>();

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		private static ItemData awakeningItem;

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		private static ItemData checkingForStackableItemData;

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0, 0 })]
		private static Dictionary<string, string> newValuesOnStackable;

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		private static ItemData currentlyUpgradingItem;

		internal static string modGuid => _modGuid ?? (_modGuid = ((Func<string>)delegate
		{
			//IL_0093: Unknown result type (might be due to invalid IL or missing references)
			//IL_0099: Expected O, but got Unknown
			IEnumerable<TypeInfo> source;
			try
			{
				source = Assembly.GetExecutingAssembly().DefinedTypes.ToList();
			}
			catch (ReflectionTypeLoadException ex)
			{
				source = from t in ex.Types
					where t != null
					select t.GetTypeInfo();
			}
			BaseUnityPlugin val = (BaseUnityPlugin)Chainloader.ManagerObject.GetComponent((Type)source.First((TypeInfo t) => t.IsClass && typeof(BaseUnityPlugin).IsAssignableFrom(t)));
			return val.Info.Metadata.GUID;
		})());

		public string Mod => modGuid;

		public ItemData ItemData { get; private set; }

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public string this[string key]
		{
			[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
			get
			{
				return Get<StringItemData>(key)?.Value;
			}
			[param: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
			set
			{
				GetOrCreate<StringItemData>(key).Value = value ?? "";
			}
		}

		internal static void addTypeToInheritorsCache(Type type, string typeKey)
		{
			if (!knownTypes.Contains(typeKey))
			{
				knownTypes.Add(typeKey);
				Type type2 = type;
				while ((object)type2 != null)
				{
					AddInterfaces(type2);
					type2 = type2.BaseType;
				}
			}
			void AddInterfaces(Type baseType)
			{
				if (!typeInheritorsCache.TryGetValue(baseType, out var value))
				{
					HashSet<Type> hashSet2 = (typeInheritorsCache[baseType] = new HashSet<Type>());
					value = hashSet2;
				}
				value.Add(type);
				Type[] interfaces = baseType.GetInterfaces();
				foreach (Type baseType2 in interfaces)
				{
					AddInterfaces(baseType2);
				}
			}
		}

		internal static string classKey(Type type, string key)
		{
			string text = type.FullName + ((type.Assembly != Assembly.GetExecutingAssembly()) ? ("," + type.Assembly.GetName().Name) : "");
			addTypeToInheritorsCache(type, text);
			return text + ((key == "") ? "" : ("#" + key));
		}

		internal static string dataKey(string key)
		{
			return modGuid + "#" + key;
		}

		internal ItemInfo(ItemData itemData)
		{
			ItemData = itemData;
			string text = dataKey("");
			List<string> list = ItemData.m_customData.Keys.ToList();
			foreach (string item in list)
			{
				if (!item.StartsWith(text))
				{
					continue;
				}
				string text2 = item.Substring(text.Length);
				string[] array = text2.Split(new char[1] { '#' }, 2);
				if (!knownTypes.Contains(array[0]))
				{
					Type type = Type.GetType(array[0]);
					if ((object)type != null && typeof(ItemData).IsAssignableFrom(type))
					{
						addTypeToInheritorsCache(type, array[0]);
					}
				}
			}
		}

		public T GetOrCreate<T>(string key = "") where T : ItemData, new()
		{
			return Add<T>(key) ?? Get<T>(key);
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public T Add<T>(string key = "") where T : ItemData, new()
		{
			string key2 = classKey(typeof(T), key);
			string key3 = dataKey(key2);
			if (ItemData.m_customData.ContainsKey(key3) || (awakeningItem != ItemData && data.ContainsKey(key2)))
			{
				return null;
			}
			ItemData.m_customData[key3] = "";
			ItemDataManager.ItemData.constructingInfo = selfReference ?? (selfReference = new WeakReference<ItemInfo>(this));
			T val = new T
			{
				info = selfReference,
				Key = key
			};
			data[key2] = val;
			val.Value = "";
			val.FirstLoad();
			return val;
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public T Get<T>(string key = "") where T : class
		{
			if (!typeInheritorsCache.TryGetValue(typeof(T), out var value))
			{
				if (!typeof(ItemData).IsAssignableFrom(typeof(T)) || typeof(T) == typeof(ItemData))
				{
					throw new Exception("Trying to get value from ItemDataManager for class not inheriting from ItemData");
				}
				return null;
			}
			foreach (Type item in value)
			{
				string key2 = classKey(item, key);
				if (data.TryGetValue(key2, out var value2))
				{
					return (T)(object)value2;
				}
				if (awakeningItem != ItemData)
				{
					string key3 = dataKey(key2);
					if (ItemData.m_customData.ContainsKey(key3))
					{
						return (T)(object)constructDataObj(key2);
					}
				}
			}
			return null;
		}

		public Dictionary<string, T> GetAll<T>() where T : ItemData
		{
			LoadAll();
			return data.Values.Where((ItemData o) => o is T).ToDictionary((ItemData o) => o.Key, (ItemData o) => (T)o);
		}

		public bool Remove(string key = "")
		{
			return Remove<StringItemData>(key);
		}

		public bool Remove<T>(string key = "") where T : ItemData
		{
			string key2 = classKey(typeof(T), key);
			string key3 = dataKey(key2);
			if (ItemData.m_customData.Remove(key3))
			{
				if (data.TryGetValue(key2, out var value))
				{
					value.Unload();
					data.Remove(key2);
				}
				return true;
			}
			return false;
		}

		public bool Remove<T>(T itemData) where T : ItemData
		{
			return Remove<T>(itemData.Key);
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		private ItemData constructDataObj(string key)
		{
			string[] array = key.Split(new char[1] { '#' }, 2);
			Type type = Type.GetType(array[0]);
			if ((object)type == null || !typeof(ItemData).IsAssignableFrom(type))
			{
				return null;
			}
			ItemDataManager.ItemData.constructingInfo = selfReference ?? (selfReference = new WeakReference<ItemInfo>(this));
			ItemData itemData = (ItemData)Activator.CreateInstance(type);
			data[key] = itemData;
			itemData.info = selfReference;
			itemData.Key = ((array.Length > 1) ? array[1] : "");
			itemData.Load();
			return itemData;
		}

		public void Save()
		{
			foreach (ItemData value in data.Values)
			{
				value.Save();
			}
		}

		public void LoadAll()
		{
			if (awakeningItem == ItemData)
			{
				return;
			}
			string text = dataKey("");
			List<string> list = ItemData.m_customData.Keys.ToList();
			foreach (string item in list)
			{
				if (item.StartsWith(text))
				{
					string key = item.Substring(text.Length);
					if (!data.ContainsKey(key))
					{
						constructDataObj(key);
					}
				}
			}
		}

		public IEnumerator<ItemData> GetEnumerator()
		{
			LoadAll();
			return data.Values.GetEnumerator();
		}

		IEnumerator IEnumerable.GetEnumerator()
		{
			return GetEnumerator();
		}

		private static void SavePrefix(ItemData __instance)
		{
			SaveItem(__instance);
		}

		private static void SaveInventoryPrefix(Inventory __instance)
		{
			foreach (ItemData item in __instance.m_inventory)
			{
				SaveItem(item);
			}
		}

		private static void SaveItem(ItemData item)
		{
			if (ItemExtensions.itemInfo.TryGetValue(item, out var value))
			{
				value.Save();
			}
		}

		[<22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContext(2)]
		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0, 0 })]
		public Dictionary<string, string> IsStackableWithOtherInfo(ItemInfo info)
		{
			LoadAll();
			Dictionary<string, string> dictionary = new Dictionary<string, string>();
			if (info != null)
			{
				info.LoadAll();
				HashSet<string> hashSet = new HashSet<string>(info.data.Keys.Intersect(data.Keys));
				foreach (string item in hashSet)
				{
					string text = data[item].TryStack(info.data[item]);
					if (text == null)
					{
						return null;
					}
					dictionary[item] = text;
				}
				foreach (KeyValuePair<string, ItemData> datum in info.data)
				{
					if (!dictionary.ContainsKey(datum.Key))
					{
						string text2 = info.data[datum.Key].TryStack(null);
						if (text2 == null)
						{
							return null;
						}
						dictionary[datum.Key] = text2;
					}
				}
			}
			foreach (KeyValuePair<string, ItemData> datum2 in data)
			{
				if (!dictionary.ContainsKey(datum2.Key))
				{
					string text3 = data[datum2.Key].TryStack(null);
					if (text3 == null)
					{
						return null;
					}
					dictionary[datum2.Key] = text3;
				}
			}
			return dictionary.ToDictionary((KeyValuePair<string, string> kv) => dataKey(kv.Key), (KeyValuePair<string, string> kv) => kv.Value);
		}

		[<22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContext(2)]
		private static void RegisterForceLoadedTypesAddItem(ItemData __result)
		{
			awakeningItem = null;
			if (__result != null)
			{
				RegisterForceLoadedTypes(__result);
			}
		}

		private static void RegisterForceLoadedTypes(ItemData itemData)
		{
			foreach (Type forceLoadType in ForceLoadTypes)
			{
				string key = classKey(forceLoadType, "");
				string key2 = dataKey(key);
				if (itemData.m_customData.ContainsKey(key2))
				{
					itemData.Data().constructDataObj(key);
				}
			}
		}

		private static void ItemDropAwake(ItemDrop __instance)
		{
			GameObject dropPrefab = __instance.m_itemData.m_dropPrefab;
			if (dropPrefab != null && ItemExtensions.itemInfo.TryGetValue(dropPrefab.GetComponent<ItemDrop>().m_itemData, out var value))
			{
				__instance.m_itemData.Data().isCloned = new HashSet<string>(value.data.Values.Select((ItemData i) => i.CustomDataKey));
			}
		}

		private static void ItemDropAwakeDelayed(ItemDrop __instance)
		{
			if (!ZNetView.m_forceDisableInit)
			{
				RegisterForceLoadedTypes(__instance.m_itemData);
			}
		}

		private static void ItemDataClonePrefix(ItemData __instance, ItemData __result)
		{
			SaveItem(__instance);
		}

		private static void ItemDataClonePostfix(ItemData __instance, ItemData __result)
		{
			if (ItemExtensions.itemInfo.TryGetValue(__instance, out var value))
			{
				__result.Data().isCloned = new HashSet<string>(value.data.Values.Select((ItemData i) => i.CustomDataKey));
			}
		}

		private static void ItemDataClonePostfixDelayed(ItemData __result)
		{
			RegisterForceLoadedTypes(__result);
		}

		private static void RegisterForceLoadedTypesOnPlayerLoaded(Player __instance)
		{
			foreach (Food food in __instance.m_foods)
			{
				GameObject itemPrefab = ObjectDB.instance.GetItemPrefab(food.m_name);
				if (itemPrefab.GetComponent<ItemDrop>().m_itemData == food.m_item)
				{
					food.m_item = food.m_item.Clone();
					food.m_item.m_dropPrefab = itemPrefab;
				}
				RegisterForceLoadedTypes(food.m_item);
			}
		}

		private static void SaveCheckingForStackableItemData(ItemData item)
		{
			checkingForStackableItemData = item;
		}

		private static void ResetCheckingForStackableItemData()
		{
			checkingForStackableItemData = null;
		}

		private static IEnumerable<CodeInstruction> CheckStackableInFindFreeStackMethods(IEnumerable<CodeInstruction> instructionsEnumerable)
		{
			CodeInstruction[] instructions = instructionsEnumerable.ToArray();
			Label target = (Label)instructions.First((CodeInstruction i) => i.opcode == OpCodes.Br || i.opcode == OpCodes.Br_S).operand;
			CodeInstruction targetedInstr = instructions.First((CodeInstruction i) => i.labels.Contains(target));
			Label? label = default(Label?);
			CodeInstruction lastBranch = instructions.Reverse().First((CodeInstruction i) => CodeInstructionExtensions.Branches(i, ref label) && targetedInstr.labels.Contains(label.Value));
			CodeInstruction loadingInstruction = null;
			int j = 0;
			while (j < instructions.Length)
			{
				yield return instructions[j];
				if (loadingInstruction == null && instructions[j].opcode == OpCodes.Call && ((MethodInfo)instructions[j].operand).Name == "get_Current")
				{
					loadingInstruction = instructions[j + 1].Clone();
					loadingInstruction.opcode = new Dictionary<OpCode, OpCode>
					{
						{
							OpCodes.Stloc_0,
							OpCodes.Ldloc_0
						},
						{
							OpCodes.Stloc_1,
							OpCodes.Ldloc_1
						},
						{
							OpCodes.Stloc_2,
							OpCodes.Ldloc_2
						},
						{
							OpCodes.Stloc_3,
							OpCodes.Ldloc_3
						},
						{
							OpCodes.Stloc_S,
							OpCodes.Ldloc_S
						}
					}[loadingInstruction.opcode];
				}
				if (instructions[j] == lastBranch)
				{
					yield return loadingInstruction;
					yield return new CodeInstruction(OpCodes.Ldsfld, (object)AccessTools.DeclaredField(typeof(ItemInfo), "checkingForStackableItemData"));
					yield return new CodeInstruction(OpCodes.Call, (object)AccessTools.DeclaredMethod(typeof(ItemInfo), "CheckItemDataIsStackableFindFree", (Type[])null, (Type[])null));
					yield return new CodeInstruction(OpCodes.Brfalse, (object)target);
				}
				int num = j + 1;
				j = num;
			}
		}

		private static bool CheckItemDataIsStackableFindFree(ItemData item, [<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)] ItemData target)
		{
			if (target == null)
			{
				return true;
			}
			Dictionary<string, string> dictionary = IsStackable(item, target);
			if (dictionary != null)
			{
				newValuesOnStackable = dictionary;
				return true;
			}
			return false;
		}

		private static void ResetNewValuesOnStackable()
		{
			newValuesOnStackable = null;
		}

		[<22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContext(2)]
		private static void ApplyNewValuesOnStackable(ItemData __result)
		{
			if (__result == null || newValuesOnStackable == null)
			{
				return;
			}
			foreach (KeyValuePair<string, string> item in newValuesOnStackable)
			{
				__result.m_customData[item.Key] = item.Value;
			}
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0, 0 })]
		private static Dictionary<string, string> IsStackable(ItemData a, ItemData b)
		{
			ItemInfo itemInfo = a.Data();
			if (itemInfo != null)
			{
				return itemInfo.IsStackableWithOtherInfo(b.Data());
			}
			ItemInfo itemInfo2 = b.Data();
			if (itemInfo2 != null)
			{
				return itemInfo2.IsStackableWithOtherInfo(null);
			}
			return new Dictionary<string, string>();
		}

		private static bool CheckItemDataStackableAddItem(Inventory __instance, ItemData item, int x, int y, [<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0, 0 })] ref Dictionary<string, string> __state, ref bool __result)
		{
			ItemData itemAt = __instance.GetItemAt(x, y);
			if (itemAt != null)
			{
				Dictionary<string, string> dictionary = IsStackable(item, itemAt);
				if (dictionary == null)
				{
					__result = false;
					return false;
				}
				__state = dictionary;
			}
			return true;
		}

		private static void ApplyCustomItemDataStackableAddItem(Inventory __instance, int x, int y, [<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0, 0 })] Dictionary<string, string> __state, bool __result)
		{
			if (!__result || __state == null)
			{
				return;
			}
			foreach (KeyValuePair<string, string> item in __state)
			{
				__instance.GetItemAt(x, y).m_customData[item.Key] = item.Value;
			}
		}

		private static void ApplyCustomItemDataStackableAutoStack(ItemDrop item, Dictionary<string, string> customData)
		{
			item.m_itemData.m_customData = customData;
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 2, 0, 0 })]
		private static Dictionary<string, string> IsStackableItemDrop(ItemDrop drop, ItemData item)
		{
			return IsStackable(drop.m_itemData, item);
		}

		private static IEnumerable<CodeInstruction> HandleAutostackableItems(IEnumerable<CodeInstruction> instructionList, ILGenerator ilg)
		{
			//IL_00c6: Unknown result type (might be due to invalid IL or missing references)
			//IL_00d0: Expected O, but got Unknown
			//IL_00e5: Unknown result type (might be due to invalid IL or missing references)
			//IL_00ef: Expected O, but got Unknown
			//IL_00f9: Unknown result type (might be due to invalid IL or missing references)
			//IL_0103: Expected O, but got Unknown
			//IL_0114: Unknown result type (might be due to invalid IL or missing references)
			//IL_011e: 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_0154: Unknown result type (might be due to invalid IL or missing references)
			//IL_015e: Expected O, but got Unknown
			//IL_017e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0188: Expected O, but got Unknown
			//IL_019e: Unknown result type (might be due to invalid IL or missing references)
			//IL_01a8: Expected O, but got Unknown
			//IL_01b3: Unknown result type (might be due to invalid IL or missing references)
			//IL_01bd: Expected O, but got Unknown
			//IL_01d3: Unknown result type (might be due to invalid IL or missing references)
			//IL_01dd: Expected O, but got Unknown
			//IL_01e8: Unknown result type (might be due to invalid IL or missing references)
			//IL_01f2: Expected O, but got Unknown
			List<CodeInstruction> list = instructionList.ToList();
			FieldInfo fieldInfo = AccessTools.DeclaredField(typeof(ItemData), "m_stack");
			FieldInfo fieldInfo2 = AccessTools.DeclaredField(typeof(ItemDrop), "m_itemData");
			Label? label = default(Label?);
			for (int i = 0; i < list.Count; i++)
			{
				if (!CodeInstructionExtensions.StoresField(list[i], fieldInfo))
				{
					continue;
				}
				for (int num = i; num > 0; num--)
				{
					if (CodeInstructionExtensions.Branches(list[num], ref label))
					{
						for (int num2 = num; num2 > 0; num2--)
						{
							if (CodeInstructionExtensions.LoadsField(list[num2], fieldInfo2, false))
							{
								LocalBuilder localBuilder = ilg.DeclareLocal(typeof(Dictionary<string, string>));
								LocalBuilder localBuilder2 = ilg.DeclareLocal(typeof(ItemData));
								list.Insert(i + 1, new CodeInstruction(OpCodes.Call, (object)AccessTools.DeclaredMethod(typeof(ItemInfo), "ApplyCustomItemDataStackableAutoStack", (Type[])null, (Type[])null)));
								list.Insert(i + 1, new CodeInstruction(OpCodes.Ldloc, (object)localBuilder.LocalIndex));
								list.Insert(i + 1, new CodeInstruction(OpCodes.Ldarg_0, (object)null));
								list.Insert(num + 1, new CodeInstruction(OpCodes.Brfalse, (object)label));
								list.Insert(num + 1, new CodeInstruction(OpCodes.Stloc, (object)localBuilder.LocalIndex));
								list.Insert(num + 1, new CodeInstruction(OpCodes.Dup, (object)localBuilder.LocalIndex));
								list.Insert(num + 1, new CodeInstruction(OpCodes.Call, (object)AccessTools.DeclaredMethod(typeof(ItemInfo), "IsStackableItemDrop", (Type[])null, (Type[])null)));
								list.Insert(num + 1, new CodeInstruction(OpCodes.Ldloc, (object)localBuilder2.LocalIndex));
								list.Insert(num + 1, new CodeInstruction(OpCodes.Ldarg_0, (object)null));
								list.Insert(num2 + 1, new CodeInstruction(OpCodes.Stloc, (object)localBuilder2.LocalIndex));
								list.Insert(num2 + 1, new CodeInstruction(OpCodes.Dup, (object)null));
								return list;
							}
						}
					}
				}
			}
			throw new Exception("Found no stack store in a branch");
		}

		private static IEnumerable<CodeInstruction> TransferCustomItemDataOnUpgrade(IEnumerable<CodeInstruction> instructions, ILGenerator ilg)
		{
			MethodInfo itemDeleter = AccessTools.DeclaredMethod(typeof(Inventory), "RemoveItem", new Type[1] { typeof(ItemData) }, (Type[])null);
			foreach (CodeInstruction instruction in instructions)
			{
				if (instruction.opcode == OpCodes.Callvirt && CodeInstructionExtensions.OperandIs(instruction, (MemberInfo)itemDeleter))
				{
					yield return new CodeInstruction(OpCodes.Dup, (object)null);
					yield return new CodeInstruction(OpCodes.Stsfld, (object)AccessTools.DeclaredField(typeof(ItemInfo), "currentlyUpgradingItem"));
				}
				yield return instruction;
			}
		}

		private static void ResetCurrentlyUpgradingItem()
		{
			currentlyUpgradingItem = null;
		}

		private static void CopyCustomDataFromUpgradedItem(ItemDrop item)
		{
			if (currentlyUpgradingItem != null)
			{
				item.m_itemData.m_customData = currentlyUpgradingItem.m_customData;
				ItemInfo itemInfo = currentlyUpgradingItem.Data();
				ItemExtensions.itemInfo.Remove(currentlyUpgradingItem);
				ItemExtensions.itemInfo.Add(item.m_itemData, itemInfo);
				item.m_itemData.m_quality = currentlyUpgradingItem.m_quality + 1;
				item.m_itemData.m_variant = currentlyUpgradingItem.m_variant;
				itemInfo.ItemData = item.m_itemData;
				itemInfo.LoadAll();
				foreach (ItemData value in itemInfo.data.Values)
				{
					value.Upgraded();
				}
				currentlyUpgradingItem = null;
				awakeningItem = null;
				return;
			}
			GameObject dropPrefab = item.m_itemData.m_dropPrefab;
			if (dropPrefab == null || item.m_itemData.m_customData.Count != 0)
			{
				return;
			}
			ZNetView component = ((Component)item).GetComponent<ZNetView>();
			ZDO val = ((Object.op_Implicit((Object)(object)component) && component.IsValid()) ? component.GetZDO() : null);
			if (val != null && val.GetInt(ZDOVars.s_dataCount, -1) != -1)
			{
				return;
			}
			item.m_itemData.m_customData = new Dictionary<string, string>(dropPrefab.GetComponent<ItemDrop>().m_itemData.m_customData);
			if (val == null)
			{
				return;
			}
			int num = 0;
			val.Set(ZDOVars.s_dataCount, item.m_itemData.m_customData.Count, false);
			foreach (KeyValuePair<string, string> customDatum in item.m_itemData.m_customData)
			{
				val.Set($"data_{num}", customDatum.Key);
				val.Set($"data__{num++}", customDatum.Value);
			}
		}

		private static IEnumerable<CodeInstruction> ImportCustomDataOnUpgrade(IEnumerable<CodeInstruction> instructionList)
		{
			List<CodeInstruction> list = instructionList.ToList();
			foreach (CodeInstruction instruction in list)
			{
				yield return instruction;
				if (instruction.opcode == OpCodes.Stfld && CodeInstructionExtensions.OperandIs(instruction, (MemberInfo)AccessTools.DeclaredField(typeof(ItemData), "m_dropPrefab")))
				{
					yield return new CodeInstruction(OpCodes.Ldarg_0, (object)null);
					yield return new CodeInstruction(OpCodes.Call, (object)AccessTools.DeclaredMethod(typeof(ItemInfo), "CopyCustomDataFromUpgradedItem", (Type[])null, (Type[])null));
				}
			}
		}

		private static void TrackAwakeningItem(ItemDrop __instance)
		{
			if (ZNetView.m_forceDisableInit)
			{
				awakeningItem = __instance.m_itemData;
			}
		}

		static ItemInfo()
		{
			//IL_0029: Unknown result type (might be due to invalid IL or missing references)
			//IL_002f: Expected O, but got Unknown
			//IL_006c: Unknown result type (might be due to invalid IL or missing references)
			//IL_007a: Expected O, but got Unknown
			//IL_00d8: Unknown result type (might be due to invalid IL or missing references)
			//IL_00e6: Expected O, but got Unknown
			//IL_0161: Unknown result type (might be due to invalid IL or missing references)
			//IL_017c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0189: Expected O, but got Unknown
			//IL_0189: Expected O, but got Unknown
			//IL_01d6: Unknown result type (might be due to invalid IL or missing references)
			//IL_01ed: Unknown result type (might be due to invalid IL or missing references)
			//IL_01f8: Expected O, but got Unknown
			//IL_01f8: Expected O, but got Unknown
			//IL_0238: Unknown result type (might be due to invalid IL or missing references)
			//IL_024f: Unknown result type (might be due to invalid IL or missing references)
			//IL_025a: Expected O, but got Unknown
			//IL_025a: Expected O, but got Unknown
			//IL_028a: Unknown result type (might be due to invalid IL or missing references)
			//IL_0296: Expected O, but got Unknown
			//IL_02c4: Unknown result type (might be due to invalid IL or missing references)
			//IL_02cb: Expected O, but got Unknown
			//IL_02e1: Unknown result type (might be due to invalid IL or missing references)
			//IL_02fc: Unknown result type (might be due to invalid IL or missing references)
			//IL_030a: Expected O, but got Unknown
			//IL_030a: Expected O, but got Unknown
			//IL_033a: Unknown result type (might be due to invalid IL or missing references)
			//IL_0346: Expected O, but got Unknown
			//IL_0376: Unknown result type (might be due to invalid IL or missing references)
			//IL_0391: Unknown result type (might be due to invalid IL or missing references)
			//IL_039c: Expected O, but got Unknown
			//IL_039c: Expected O, but got Unknown
			//IL_03ef: Unknown result type (might be due to invalid IL or missing references)
			//IL_03fc: Expected O, but got Unknown
			//IL_0452: Unknown result type (might be due to invalid IL or missing references)
			//IL_045f: Expected O, but got Unknown
			//IL_04fe: Unknown result type (might be due to invalid IL or missing references)
			//IL_050b: Expected O, but got Unknown
			//IL_0539: Unknown result type (might be due to invalid IL or missing references)
			//IL_0564: Unknown result type (might be due to invalid IL or missing references)
			//IL_056b: Expected O, but got Unknown
			//IL_0591: Unknown result type (might be due to invalid IL or missing references)
			//IL_059f: Expected O, but got Unknown
			//IL_059f: Expected O, but got Unknown
			//IL_05de: Unknown result type (might be due to invalid IL or missing references)
			//IL_05eb: Expected O, but got Unknown
			//IL_0619: Unknown result type (might be due to invalid IL or missing references)
			//IL_0644: Unknown result type (might be due to invalid IL or missing references)
			//IL_0651: Expected O, but got Unknown
			//IL_0651: Expected O, but got Unknown
			//IL_0690: Unknown result type (might be due to invalid IL or missing references)
			//IL_069d: Expected O, but got Unknown
			ForceLoadTypes = new HashSet<Type>();
			typeInheritorsCache = new Dictionary<Type, HashSet<Type>>();
			knownTypes = new HashSet<string>();
			awakeningItem = null;
			Harmony val = new Harmony("org.bepinex.helpers.ItemDataManager");
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Inventory), "Save", (Type[])null, (Type[])null), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "SaveInventoryPrefix", (Type[])null, (Type[])null), 800, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			foreach (MethodInfo item in from m in typeof(ItemData).GetMethods(BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic)
				where m.Name == "SaveToZDO"
				select m)
			{
				val.Patch((MethodBase)item, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "SavePrefix", (Type[])null, (Type[])null), 800, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			}
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Inventory), "AddItem", new Type[4]
			{
				typeof(ItemData),
				typeof(int),
				typeof(int),
				typeof(int)
			}, (Type[])null), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "CheckItemDataStackableAddItem", (Type[])null, (Type[])null)), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ApplyCustomItemDataStackableAddItem", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Inventory), "CanAddItem", new Type[2]
			{
				typeof(ItemData),
				typeof(int)
			}, (Type[])null), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "SaveCheckingForStackableItemData", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null, new HarmonyMethod(typeof(ItemInfo), "ResetCheckingForStackableItemData", (Type[])null), (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Inventory), "AddItem", new Type[1] { typeof(ItemData) }, (Type[])null), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "SaveCheckingForStackableItemData", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null, new HarmonyMethod(typeof(ItemInfo), "ResetCheckingForStackableItemData", (Type[])null), (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Inventory), "FindFreeStackSpace", (Type[])null, (Type[])null), (HarmonyMethod)null, (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "CheckStackableInFindFreeStackMethods", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null);
			MethodInfo methodInfo = AccessTools.DeclaredMethod(typeof(Inventory), "FindFreeStackItem", (Type[])null, (Type[])null);
			HarmonyMethod val2 = new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "CheckStackableInFindFreeStackMethods", (Type[])null, (Type[])null));
			val.Patch((MethodBase)methodInfo, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ResetNewValuesOnStackable", (Type[])null, (Type[])null)), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ApplyNewValuesOnStackable", (Type[])null, (Type[])null)), val2, (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(ItemDrop), "AutoStackItems", (Type[])null, (Type[])null), (HarmonyMethod)null, (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "HandleAutostackableItems", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(InventoryGui), "DoCrafting", (Type[])null, (Type[])null), (HarmonyMethod)null, (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "TransferCustomItemDataOnUpgrade", (Type[])null, (Type[])null)), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ResetCurrentlyUpgradingItem", (Type[])null, (Type[])null)), (HarmonyMethod)null);
			foreach (MethodInfo item2 in from m in typeof(ItemData).GetMethods(BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic)
				where m.Name == "LoadFromZDO"
				select m)
			{
				val.Patch((MethodBase)item2, (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "RegisterForceLoadedTypes", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			}
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Player), "Load", (Type[])null, (Type[])null), (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "RegisterForceLoadedTypesOnPlayerLoaded", (Type[])null, (Type[])null), 700, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Inventory), "AddItem", new Type[7]
			{
				typeof(string),
				typeof(int),
				typeof(int),
				typeof(int),
				typeof(long),
				typeof(string),
				typeof(bool)
			}, (Type[])null), (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "RegisterForceLoadedTypesAddItem", (Type[])null, (Type[])null), 800, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			MethodInfo methodInfo2 = AccessTools.DeclaredMethod(typeof(ItemDrop), "Awake", (Type[])null, (Type[])null);
			HarmonyMethod val3 = new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "TrackAwakeningItem", (Type[])null, (Type[])null));
			val2 = new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ImportCustomDataOnUpgrade", (Type[])null, (Type[])null), 800, (string[])null, (string[])null, (bool?)null);
			val.Patch((MethodBase)methodInfo2, val3, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ItemDropAwake", (Type[])null, (Type[])null), 800, (string[])null, (string[])null, (bool?)null), val2, (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(ItemDrop), "Awake", (Type[])null, (Type[])null), (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ItemDropAwakeDelayed", (Type[])null, (Type[])null), 799, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(ItemData), "Clone", (Type[])null, (Type[])null), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ItemDataClonePrefix", (Type[])null, (Type[])null)), new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ItemDataClonePostfix", (Type[])null, (Type[])null), 500, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
			val.Patch((MethodBase)AccessTools.DeclaredMethod(typeof(ItemData), "Clone", (Type[])null, (Type[])null), (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(ItemInfo), "ItemDataClonePostfixDelayed", (Type[])null, (Type[])null), 499, (string[])null, (string[])null, (bool?)null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
		}
	}
	[PublicAPI]
	public class ForeignItemInfo : IEnumerable<object>, IEnumerable
	{
		private readonly object foreignItemInfo;

		public string Mod => ((string)foreignItemInfo.GetType().GetProperty("Mod")?.GetValue(foreignItemInfo)) ?? "";

		public ItemData ItemData { get; private set; }

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public string this[string key]
		{
			[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
			get
			{
				object obj = foreignItemInfo.GetType().InvokeMember("Item", BindingFlags.Instance | BindingFlags.Public | BindingFlags.GetProperty, null, foreignItemInfo, new object[1] { key });
				if (obj != null)
				{
					return (string)obj.GetType().GetProperty("Value")?.GetValue(obj);
				}
				return null;
			}
			[param: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
			set
			{
				foreignItemInfo.GetType().GetMethod("set_Item", BindingFlags.Instance | BindingFlags.Public)?.Invoke(foreignItemInfo, new object[2] { key, value });
			}
		}

		internal ForeignItemInfo(ItemData itemData, object foreignItemInfo)
		{
			ItemData = itemData;
			this.foreignItemInfo = foreignItemInfo;
		}

		public T GetOrCreate<T>(string key = "") where T : class, new()
		{
			return Add<T>(key) ?? Get<T>(key);
		}

		[<22ecf125-600a-46c2-ba6c-33c5f2be77c4>NullableContext(2)]
		private object call([<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(0)] string name, [<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 0, 2 })] object[] values, [<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 0, 2 })] Type[] args, Type generic = null)
		{
			MethodInfo[] methods = foreignItemInfo.GetType().GetMethods();
			foreach (MethodInfo methodInfo in methods)
			{
				if (methodInfo.Name == name && (from p in methodInfo.GetParameters()
					select (!p.ParameterType.IsGenericParameter) ? p.ParameterType : null).SequenceEqual(args) && (object)generic != null == methodInfo.IsGenericMethod)
				{
					MethodInfo methodInfo2 = methodInfo;
					if ((object)generic != null)
					{
						methodInfo2 = methodInfo2.MakeGenericMethod(generic);
					}
					return methodInfo2.Invoke(foreignItemInfo, values);
				}
			}
			return null;
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public T Add<T>(string key = "") where T : class, new()
		{
			return call("Add", new object[1] { key }, new Type[1] { typeof(string) }, typeof(T)) as T;
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public T Get<T>(string key = "") where T : class
		{
			return call("Get", new object[1] { key }, new Type[1] { typeof(string) }, typeof(T)) as T;
		}

		public Dictionary<string, T> GetAll<T>() where T : class
		{
			return ((call("GetAll", Array.Empty<object>(), Array.Empty<Type>(), typeof(T)) as T) as Dictionary<string, T>) ?? new Dictionary<string, T>();
		}

		public bool Remove(string key = "")
		{
			return (call("Add", new object[1] { key }, new Type[1] { typeof(string) }) as bool?).GetValueOrDefault();
		}

		public bool Remove<T>(string key = "") where T : class
		{
			return (call("Remove", new object[1] { key }, new Type[1] { typeof(string) }, typeof(T)) as bool?).GetValueOrDefault();
		}

		public bool Remove<T>(T itemData) where T : class
		{
			return (call("Remove", new object[1] { itemData }, new Type[1], typeof(T)) as bool?).GetValueOrDefault();
		}

		public void Save()
		{
			call("Save", Array.Empty<object>(), Array.Empty<Type>());
		}

		public void LoadAll()
		{
			call("LoadAll", Array.Empty<object>(), Array.Empty<Type>());
		}

		public IEnumerator<object> GetEnumerator()
		{
			return (IEnumerator<object>)((call("GetEnumerator", Array.Empty<object>(), Array.Empty<Type>()) as IEnumerator<object>) ?? ((object)new List<object>().GetEnumerator()));
		}

		IEnumerator IEnumerable.GetEnumerator()
		{
			return GetEnumerator();
		}
	}
	[PublicAPI]
	public static class ItemExtensions
	{
		internal static readonly ConditionalWeakTable<ItemData, ItemInfo> itemInfo = new ConditionalWeakTable<ItemData, ItemInfo>();

		[<80340ad1-2154-4fe2-862a-57bf07667148>Nullable(new byte[] { 0, 0, 0, 0, 2 })]
		private static readonly ConditionalWeakTable<ItemData, Dictionary<string, ForeignItemInfo>> foreignItemInfo = new ConditionalWeakTable<ItemData, Dictionary<string, ForeignItemInfo>>();

		public static ItemInfo Data(this ItemData item)
		{
			if (itemInfo.TryGetValue(item, out var value))
			{
				return value;
			}
			itemInfo.Add(item, value = new ItemInfo(item));
			return value;
		}

		[return: <80340ad1-2154-4fe2-862a-57bf07667148>Nullable(2)]
		public static ForeignItemInfo Data(this ItemData item, string mod)
		{
			Dictionary<string, ForeignItemInfo> orCreateValue = ItemExtensions.foreignItemInfo.GetOrCreateValue(item);
			if (orCreateValue.TryGetValue(mod, out var value))
			{
				return value;
			}
			if (!Chainloader.PluginInfos.TryGetValue(mod, out var value2))
			{
				return null;
			}
			object obj = ((object)value2.Instance).GetType().Assembly.GetType(typeof(ItemExtensions).FullName)?.GetMethod("Data", BindingFlags.Static | BindingFlags.Public, null, new Type[1] { typeof(ItemData) }, Array.Empty<ParameterModifier>())?.Invoke(null, new object[1] { item });
			if (obj != null)
			{
				return orCreateValue[mod] = new ForeignItemInfo(item, obj);
			}
			Debug.LogWarning((object)("Mod " + mod + " has an " + typeof(ItemExtensions).FullName + " class, but no Data(ItemDrop.ItemData) method could be called on it."));
			return orCreateValue[mod] = null;
		}
	}
}
namespace PlayerHeads
{
	[BepInPlugin("kg.PlayerHeads", "kg.PlayerHeads", "1.0.0")]
	public class PlayerHeads : BaseUnityPlugin
	{
		public class PlayerHead : ItemData
		{
			[SerializeField]
			private string Nickname;

			public string Name => Nickname;

			protected override bool AllowStackingIdenticalValues { get; set; } = true;


			public void Assign(string name)
			{
				Nickname = name;
				Save();
			}

			public string Description()
			{
				return Localization.instance.Localize("$playerhead_belongs <color=#FF0000>" + Nickname + "</color>");
			}
		}

		[HarmonyPatch(typeof(ZNetScene), "Awake")]
		private static class ZNetScene_Awake_Patch
		{
			[UsedImplicitly]
			private static void Postfix(ZNetScene __instance)
			{
				__instance.m_namedPrefabs[StringExtensionMethods.GetStableHashCode(((Object)PlayerHeadObj).name)] = PlayerHeadObj;
			}
		}

		[HarmonyPatch(typeof(ObjectDB), "Awake")]
		private static class ObjectDB_Awake_Patch
		{
			[UsedImplicitly]
			private static void Postfix(ObjectDB __instance)
			{
				__instance.m_items.Add(PlayerHeadObj);
				__instance.m_itemByHash[StringExtensionMethods.GetStableHashCode(((Object)PlayerHeadObj).name)] = PlayerHeadObj;
			}
		}

		[HarmonyPatch(typeof(ObjectDB), "CopyOtherDB")]
		private static class ObjectDB_Awake_Patch2
		{
			[UsedImplicitly]
			private static void Postfix(ObjectDB __instance)
			{
				__instance.m_items.Add(PlayerHeadObj);
				__instance.m_itemByHash[StringExtensionMethods.GetStableHashCode(((Object)PlayerHeadObj).name)] = PlayerHeadObj;
			}
		}

		[HarmonyPatch(typeof(ItemData), "GetTooltip", new Type[]
		{
			typeof(ItemData),
			typeof(int),
			typeof(bool),
			typeof(float)
		})]
		private static class ItemDrop__Patch
		{
			[UsedImplicitly]
			private static void Postfix(ItemData item, bool crafting, ref string __result)
			{
				PlayerHead playerHead = item.Data().Get<PlayerHead>();
				if (playerHead != null && !crafting)
				{
					__result = playerHead.Description();
				}
			}
		}

		[HarmonyPatch(typeof(ItemDrop), "Start")]
		private static class ItemDrop_GetHoverText_Patch
		{
			[UsedImplicitly]
			private static void Postfix(ItemDrop __instance)
			{
				PlayerHead playerHead = __instance.m_itemData.Data().Get<PlayerHead>();
				if (playerHead != null)
				{
					__instance.m_itemData.m_shared.m_name = "<color=red>" + playerHead.Name + "</color>'s $playerhead_head";
				}
			}
		}

		[HarmonyPatch(typeof(InventoryGrid), "CreateItemTooltip")]
		private static class InventoryGrid_CreateItemTooltip_Patch
		{
			[UsedImplicitly]
			private static void Prefix(ItemData item)
			{
				PlayerHead playerHead = item.Data().Get<PlayerHead>();
				if (playerHead != null)
				{
					item.m_shared.m_name = "<color=red>" + playerHead.Name + "</color>'s $playerhead_head";
				}
			}
		}

		[HarmonyPatch(typeof(Character), "RPC_Damage")]
		private static class DeathHook
		{
			[UsedImplicitly]
			private static void Prefix(Character __instance, long sender, HitData hit)
			{
				if (!((Object)(object)__instance != (Object)(object)Player.m_localPlayer) && !(__instance.GetHealth() <= 0f))
				{
					Character attacker = hit.GetAttacker();
					LastHitByPlayer = Object.op_Implicit((Object)(object)attacker) && attacker.IsPlayer();
				}
			}

			[UsedImplicitly]
			private static void Postfix(Character __instance)
			{
				if (!((Object)(object)__instance != (Object)(object)Player.m_localPlayer) && __instance.GetHealth() <= 0f && LastHitByPlayer)
				{
					LastHitByPlayer = false;
					CreateHead(Game.instance.m_playerProfile.m_playerName);
				}
			}
		}

		[HarmonyPatch(typeof(Character), "ApplyDamage")]
		private static class DeathHook2
		{
			[UsedImplicitly]
			private static void Postfix(Character __instance)
			{
				if (!((Object)(object)__instance != (Object)(object)Player.m_localPlayer) && __instance.GetHealth() <= 0f && LastHitByPlayer)
				{
					LastHitByPlayer = false;
					CreateHead(Game.instance.m_playerProfile.m_playerName);
				}
			}
		}

		private const string GUID = "kg.PlayerHeads";

		private const string VERSION = "1.0.0";

		private static AssetBundle asset;

		private static GameObject PlayerHeadObj;

		private static bool LastHitByPlayer;

		private void Awake()
		{
			//IL_0055: Unknown result type (might be due to invalid IL or missing references)
			Localizer.Load();
			asset = GetAssetBundle("kgplayerheads");
			PlayerHeadObj = asset.LoadAsset<GameObject>("PlayerHead_IDM");
			PlayerHeadObj.GetComponent<ItemDrop>().m_itemData.Data().Add<PlayerHead>().Assign("Unknown");
			new Harmony("kg.PlayerHeads").PatchAll();
		}

		private static AssetBundle GetAssetBundle(string filename)
		{
			Assembly executingAssembly = Assembly.GetExecutingAssembly();
			string name = executingAssembly.GetManifestResourceNames().Single((string str) => str.EndsWith(filename));
			using Stream stream = executingAssembly.GetManifestResourceStream(name);
			return AssetBundle.LoadFromStream(stream);
		}

		private static void CreateHead(string withName)
		{
			//IL_0033: Unknown result type (might be due to invalid IL or missing references)
			//IL_0038: Unknown result type (might be due to invalid IL or missing references)
			//IL_0042: Unknown result type (might be due to invalid IL or missing references)
			//IL_0047: Unknown result type (might be due to invalid IL or missing references)
			//IL_004c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0057: Unknown result type (might be due to invalid IL or missing references)
			//IL_005c: 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_007e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0084: 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)
			PlayerHeadObj.GetComponent<ItemDrop>().m_itemData.Data().Get<PlayerHead>().Assign(withName);
			GameObject val = Object.Instantiate<GameObject>(PlayerHeadObj, ((Component)Player.m_localPlayer).transform.position + Vector3.up * 2f, Quaternion.identity);
			Vector3 insideUnitSphere = Random.insideUnitSphere;
			if (insideUnitSphere.y < 0f)
			{
				insideUnitSphere.y = 0f - insideUnitSphere.y;
			}
			val.GetComponent<Rigidbody>().AddForce(insideUnitSphere * 5f, (ForceMode)2);
		}
	}
}
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[<06a10024-decc-4f12-8806-2c7968842ec9>Embedded]
	internal sealed class <06a10024-decc-4f12-8806-2c7968842ec9>EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)]
	[CompilerGenerated]
	[<06a10024-decc-4f12-8806-2c7968842ec9>Embedded]
	internal sealed class <3c16f5f3-58f6-4e07-a241-1a62ddebad83>NullableAttribute : Attribute
	{
		public readonly byte[] NullableFlags;

		public <3c16f5f3-58f6-4e07-a241-1a62ddebad83>NullableAttribute(byte P_0)
		{
			NullableFlags = new byte[1] { P_0 };
		}

		public <3c16f5f3-58f6-4e07-a241-1a62ddebad83>NullableAttribute(byte[] P_0)
		{
			NullableFlags = P_0;
		}
	}
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false)]
	[CompilerGenerated]
	[<06a10024-decc-4f12-8806-2c7968842ec9>Embedded]
	internal sealed class <cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContextAttribute : Attribute
	{
		public readonly byte Flag;

		public <cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContextAttribute(byte P_0)
		{
			Flag = P_0;
		}
	}
}
namespace LocalizationManager
{
	[PublicAPI]
	[<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(1)]
	[<3c16f5f3-58f6-4e07-a241-1a62ddebad83>Nullable(0)]
	public class Localizer
	{
		private static readonly Dictionary<string, Dictionary<string, Func<string>>> PlaceholderProcessors;

		private static readonly Dictionary<string, Dictionary<string, string>> loadedTexts;

		private static readonly ConditionalWeakTable<Localization, string> localizationLanguage;

		private static readonly List<WeakReference<Localization>> localizationObjects;

		[<3c16f5f3-58f6-4e07-a241-1a62ddebad83>Nullable(2)]
		private static BaseUnityPlugin _plugin;

		private static readonly List<string> fileExtensions;

		private static BaseUnityPlugin plugin
		{
			get
			{
				//IL_009b: Unknown result type (might be due to invalid IL or missing references)
				//IL_00a5: Expected O, but got Unknown
				if (_plugin == null)
				{
					IEnumerable<TypeInfo> source;
					try
					{
						source = Assembly.GetExecutingAssembly().DefinedTypes.ToList();
					}
					catch (ReflectionTypeLoadException ex)
					{
						source = from t in ex.Types
							where t != null
							select t.GetTypeInfo();
					}
					_plugin = (BaseUnityPlugin)Chainloader.ManagerObject.GetComponent((Type)source.First([<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] (TypeInfo t) => t.IsClass && typeof(BaseUnityPlugin).IsAssignableFrom(t)));
				}
				return _plugin;
			}
		}

		private static void UpdatePlaceholderText(Localization localization, string key)
		{
			localizationLanguage.TryGetValue(localization, out var value);
			string text = loadedTexts[value][key];
			if (PlaceholderProcessors.TryGetValue(key, out var value2))
			{
				text = value2.Aggregate(text, [<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] (string current, KeyValuePair<string, Func<string>> kv) => current.Replace("{" + kv.Key + "}", kv.Value()));
			}
			localization.AddWord(key, text);
		}

		public static void AddPlaceholder<T>(string key, string placeholder, ConfigEntry<T> config, [<3c16f5f3-58f6-4e07-a241-1a62ddebad83>Nullable(new byte[] { 2, 1, 1 })] Func<T, string> convertConfigValue = null)
		{
			if (convertConfigValue == null)
			{
				convertConfigValue = [<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] [return: <3c16f5f3-58f6-4e07-a241-1a62ddebad83>Nullable(1)] (T val) => val.ToString();
			}
			if (!PlaceholderProcessors.ContainsKey(key))
			{
				PlaceholderProcessors[key] = new Dictionary<string, Func<string>>();
			}
			config.SettingChanged += [<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] (object _, EventArgs _) =>
			{
				UpdatePlaceholder();
			};
			if (loadedTexts.ContainsKey(Localization.instance.GetSelectedLanguage()))
			{
				UpdatePlaceholder();
			}
			void UpdatePlaceholder()
			{
				PlaceholderProcessors[key][placeholder] = () => convertConfigValue(config.Value);
				UpdatePlaceholderText(Localization.instance, key);
			}
		}

		public static void AddText(string key, string text)
		{
			List<WeakReference<Localization>> list = new List<WeakReference<Localization>>();
			foreach (WeakReference<Localization> localizationObject in localizationObjects)
			{
				if (localizationObject.TryGetTarget(out var target))
				{
					Dictionary<string, string> dictionary = loadedTexts[localizationLanguage.GetOrCreateValue(target)];
					if (!target.m_translations.ContainsKey(key))
					{
						dictionary[key] = text;
						target.AddWord(key, text);
					}
				}
				else
				{
					list.Add(localizationObject);
				}
			}
			foreach (WeakReference<Localization> item in list)
			{
				localizationObjects.Remove(item);
			}
		}

		public static void Load()
		{
			LoadLocalization(Localization.instance, Localization.instance.GetSelectedLanguage());
		}

		private static void LoadLocalization(Localization __instance, string language)
		{
			if (!localizationLanguage.Remove(__instance))
			{
				localizationObjects.Add(new WeakReference<Localization>(__instance));
			}
			localizationLanguage.Add(__instance, language);
			Dictionary<string, string> dictionary = (from f in Directory.GetFiles(Path.GetDirectoryName(Paths.PluginPath), plugin.Info.Metadata.Name + ".*", SearchOption.AllDirectories)
				where fileExtensions.IndexOf(Path.GetExtension(f)) >= 0
				select f).ToDictionary([<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] (string f) => Path.GetFileNameWithoutExtension(f).Split(new char[1] { '.' })[1], [<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] (string f) => f);
			byte[] array = LoadTranslationFromAssembly("English");
			if (array == null)
			{
				throw new Exception("Found no English localizations in mod " + plugin.Info.Metadata.Name + ". Expected an embedded resource translations/English.json or translations/English.yml.");
			}
			Dictionary<string, string> dictionary2 = new DeserializerBuilder().IgnoreFields().Build().Deserialize<Dictionary<string, string>>(Encoding.UTF8.GetString(array));
			if (dictionary2 == null)
			{
				throw new Exception("Localization for mod " + plugin.Info.Metadata.Name + " failed: Localization file was empty.");
			}
			string text = null;
			if (language != "English")
			{
				if (dictionary.ContainsKey(language))
				{
					text = File.ReadAllText(dictionary[language]);
				}
				else
				{
					byte[] array2 = LoadTranslationFromAssembly(language);
					if (array2 != null)
					{
						text = Encoding.UTF8.GetString(array2);
					}
				}
			}
			if (text == null && dictionary.ContainsKey("English"))
			{
				text = File.ReadAllText(dictionary["English"]);
			}
			if (text != null)
			{
				foreach (KeyValuePair<string, string> item in new DeserializerBuilder().IgnoreFields().Build().Deserialize<Dictionary<string, string>>(text) ?? new Dictionary<string, string>())
				{
					dictionary2[item.Key] = item.Value;
				}
			}
			loadedTexts[language] = dictionary2;
			foreach (KeyValuePair<string, string> item2 in dictionary2)
			{
				UpdatePlaceholderText(__instance, item2.Key);
			}
		}

		static Localizer()
		{
			//IL_004d: Unknown result type (might be due to invalid IL or missing references)
			//IL_007f: Unknown result type (might be due to invalid IL or missing references)
			//IL_008c: Expected O, but got Unknown
			PlaceholderProcessors = new Dictionary<string, Dictionary<string, Func<string>>>();
			loadedTexts = new Dictionary<string, Dictionary<string, string>>();
			localizationLanguage = new ConditionalWeakTable<Localization, string>();
			localizationObjects = new List<WeakReference<Localization>>();
			fileExtensions = new List<string> { ".json", ".yml" };
			new Harmony("org.bepinex.helpers.LocalizationManager").Patch((MethodBase)AccessTools.DeclaredMethod(typeof(Localization), "LoadCSV", (Type[])null, (Type[])null), (HarmonyMethod)null, new HarmonyMethod(AccessTools.DeclaredMethod(typeof(Localizer), "LoadLocalization", (Type[])null, (Type[])null)), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
		}

		[return: <3c16f5f3-58f6-4e07-a241-1a62ddebad83>Nullable(2)]
		private static byte[] LoadTranslationFromAssembly(string language)
		{
			foreach (string fileExtension in fileExtensions)
			{
				byte[] array = ReadEmbeddedFileBytes("translations." + language + fileExtension);
				if (array != null)
				{
					return array;
				}
			}
			return null;
		}

		[<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(2)]
		public static byte[] ReadEmbeddedFileBytes([<3c16f5f3-58f6-4e07-a241-1a62ddebad83>Nullable(1)] string resourceFileName, Assembly containingAssembly = null)
		{
			using MemoryStream memoryStream = new MemoryStream();
			if ((object)containingAssembly == null)
			{
				containingAssembly = Assembly.GetCallingAssembly();
			}
			string text = containingAssembly.GetManifestResourceNames().FirstOrDefault([<cf28477a-ea64-4f53-8025-c5f78d9a6085>NullableContext(0)] (string str) => str.EndsWith(resourceFileName, StringComparison.Ordinal));
			if (text != null)
			{
				containingAssembly.GetManifestResourceStream(text)?.CopyTo(memoryStream);
			}
			return (memoryStream.Length == 0L) ? null : memoryStream.ToArray();
		}
	}
}
namespace Microsoft.CodeAnalysis
{
	[Microsoft.CodeAnalysis.Embedded]
	[CompilerGenerated]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)]
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.Embedded]
	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;
		}
	}
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false)]
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.Embedded]
	internal sealed class NullableContextAttribute : Attribute
	{
		public readonly byte Flag;

		public NullableContextAttribute(byte P_0)
		{
			Flag = P_0;
		}
	}
}
namespace System.Diagnostics.CodeAnalysis
{
	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, Inherited = false)]
	internal sealed class AllowNullAttribute : Attribute
	{
	}
	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, Inherited = false)]
	internal sealed class DisallowNullAttribute : Attribute
	{
	}
	[AttributeUsage(AttributeTargets.Method, Inherited = false)]
	internal sealed class DoesNotReturnAttribute : Attribute
	{
	}
	[AttributeUsage(AttributeTargets.Parameter, Inherited = false)]
	internal sealed class DoesNotReturnIfAttribute : Attribute
	{
		public bool ParameterValue { get; }

		public DoesNotReturnIfAttribute(bool parameterValue)
		{
			ParameterValue = parameterValue;
		}
	}
	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.ReturnValue, Inherited = false)]
	internal sealed class MaybeNullAttribute : Attribute
	{
	}
	[AttributeUsage(AttributeTargets.Parameter, Inherited = false)]
	internal sealed class MaybeNullWhenAttribute : Attribute
	{
		public bool ReturnValue { get; }

		public MaybeNullWhenAttribute(bool returnValue)
		{
			ReturnValue = returnValue;
		}
	}
	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.ReturnValue, Inherited = false)]
	internal sealed class NotNullAttribute : Attribute
	{
	}
	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Parameter | AttributeTargets.ReturnValue, AllowMultiple = true, Inherited = false)]
	internal sealed class NotNullIfNotNullAttribute : Attribute
	{
		public string ParameterName { get; }

		public NotNullIfNotNullAttribute(string parameterName)
		{
			ParameterName = parameterName;
		}
	}
	[AttributeUsage(AttributeTargets.Parameter, Inherited = false)]
	internal sealed class NotNullWhenAttribute : Attribute
	{
		public bool ReturnValue { get; }

		public NotNullWhenAttribute(bool returnValue)
		{
			ReturnValue = returnValue;
		}
	}
}
namespace System.Collections.Generic
{
	internal static class DeconstructionExtensions
	{
		public static void Deconstruct<TKey, TValue>(this KeyValuePair<TKey, TValue> pair, out TKey key, out TValue value)
		{
			key = pair.Key;
			value = pair.Value;
		}
	}
}
namespace YamlDotNet
{
	internal sealed class CultureInfoAdapter : CultureInfo
	{
		private readonly IFormatProvider provider;

		public CultureInfoAdapter(CultureInfo baseCulture, IFormatProvider provider)
			: base(baseCulture.LCID)
		{
			this.provider = provider;
		}

		public override object? GetFormat(Type? formatType)
		{
			return provider.GetFormat(formatType);
		}
	}
	internal static class ReflectionExtensions
	{
		private static readonly FieldInfo? RemoteStackTraceField = typeof(Exception).GetField("_remoteStackTraceString", BindingFlags.Instance | BindingFlags.NonPublic);

		public static Type? BaseType(this Type type)
		{
			return type.BaseType;
		}

		public static bool IsValueType(this Type type)
		{
			return type.IsValueType;
		}

		public static bool IsGenericType(this Type type)
		{
			return type.IsGenericType;
		}

		public static bool IsGenericTypeDefinition(this Type type)
		{
			return type.IsGenericTypeDefinition;
		}

		public static bool IsInterface(this Type type)
		{
			return type.IsInterface;
		}

		public static bool IsEnum(this Type type)
		{
			return type.IsEnum;
		}

		public static bool IsDbNull(this object value)
		{
			return value is DBNull;
		}

		public static bool HasDefaultConstructor(this Type type)
		{
			if (!type.IsValueType)
			{
				return type.GetConstructor(BindingFlags.Instance | BindingFlags.Public, null, Type.EmptyTypes, null) != null;
			}
			return true;
		}

		public static TypeCode GetTypeCode(this Type type)
		{
			return Type.GetTypeCode(type);
		}

		public static PropertyInfo? GetPublicProperty(this Type type, string name)
		{
			return type.GetProperty(name);
		}

		public static FieldInfo? GetPublicStaticField(this Type type, string name)
		{
			return type.GetField(name, BindingFlags.Static | BindingFlags.Public);
		}

		public static IEnumerable<PropertyInfo> GetProperties(this Type type, bool includeNonPublic)
		{
			BindingFlags bindingFlags = BindingFlags.Instance | BindingFlags.Public;
			if (includeNonPublic)
			{
				bindingFlags |= BindingFlags.NonPublic;
			}
			if (!type.IsInterface)
			{
				return type.GetProperties(bindingFlags);
			}
			return new Type[1] { type }.Concat(type.GetInterfaces()).SelectMany((Type i) => i.GetProperties(bindingFlags));
		}

		public static IEnumerable<PropertyInfo> GetPublicProperties(this Type type)
		{
			return type.GetProperties(includeNonPublic: false);
		}

		public static IEnumerable<FieldInfo> GetPublicFields(this Type type)
		{
			return type.GetFields(BindingFlags.Instance | BindingFlags.Public);
		}

		public static IEnumerable<MethodInfo> GetPublicStaticMethods(this Type type)
		{
			return type.GetMethods(BindingFlags.Static | BindingFlags.Public);
		}

		public static MethodInfo GetPrivateStaticMethod(this Type type, string name)
		{
			return type.GetMethod(name, BindingFlags.Static | BindingFlags.NonPublic) ?? throw new MissingMethodException("Expected to find a method named '" + name + "' in '" + type.FullName + "'.");
		}

		public static MethodInfo? GetPublicStaticMethod(this Type type, string name, params Type[] parameterTypes)
		{
			return type.GetMethod(name, BindingFlags.Static | BindingFlags.Public, null, parameterTypes, null);
		}

		public static MethodInfo? GetPublicInstanceMethod(this Type type, string name)
		{
			return type.GetMethod(name, BindingFlags.Instance | BindingFlags.Public);
		}

		public static Exception Unwrap(this TargetInvocationException ex)
		{
			Exception innerException = ex.InnerException;
			if (innerException == null)
			{
				return ex;
			}
			if (RemoteStackTraceField != null)
			{
				RemoteStackTraceField.SetValue(innerException, innerException.StackTrace + "\r\n");
			}
			return innerException;
		}

		public static bool IsInstanceOf(this Type type, object o)
		{
			return type.IsInstanceOfType(o);
		}

		public static Attribute[] GetAllCustomAttributes<TAttribute>(this PropertyInfo property)
		{
			return Attribute.GetCustomAttributes(property, typeof(TAttribute));
		}
	}
	internal static class PropertyInfoExtensions
	{
		public static object? ReadValue(this PropertyInfo property, object target)
		{
			return property.GetValue(target, null);
		}
	}
	internal static class StandardRegexOptions
	{
		public const RegexOptions Compiled = RegexOptions.Compiled;
	}
}
namespace YamlDotNet.Serialization
{
	internal abstract class BuilderSkeleton<TBuilder> where TBuilder : BuilderSkeleton<TBuilder>
	{
		internal INamingConvention namingConvention = NullNamingConvention.Instance;

		internal ITypeResolver typeResolver;

		internal readonly YamlAttributeOverrides overrides;

		internal readonly LazyComponentRegistrationList<Nothing, IYamlTypeConverter> typeConverterFactories;

		internal readonly LazyComponentRegistrationList<ITypeInspector, ITypeInspector> typeInspectorFactories;

		private bool ignoreFields;

		private bool includeNonPublicProperties;

		protected abstract TBuilder Self { get; }

		internal BuilderSkeleton(ITypeResolver typeResolver)
		{
			overrides = new YamlAttributeOverrides();
			typeConverterFactories = new LazyComponentRegistrationList<Nothing, IYamlTypeConverter>
			{
				{
					typeof(YamlDotNet.Serialization.Converters.GuidConverter),
					(Nothing _) => new YamlDotNet.Serialization.Converters.GuidConverter(jsonCompatible: false)
				},
				{
					typeof(SystemTypeConverter),
					(Nothing _) => new SystemTypeConverter()
				}
			};
			typeInspectorFactories = new LazyComponentRegistrationList<ITypeInspector, ITypeInspector>();
			this.typeResolver = typeResolver ?? throw new ArgumentNullException("typeResolver");
		}

		internal ITypeInspector BuildTypeInspector()
		{
			ITypeInspector typeInspector = new ReadablePropertiesTypeInspector(typeResolver, includeNonPublicProperties);
			if (!ignoreFields)
			{
				typeInspector = new CompositeTypeInspector(new ReadableFieldsTypeInspector(typeResolver), typeInspector);
			}
			return typeInspectorFactories.BuildComponentChain(typeInspector);
		}

		public TBuilder IgnoreFields()
		{
			ignoreFields = true;
			return Self;
		}

		public TBuilder IncludeNonPublicProperties()
		{
			includeNonPublicProperties = true;
			return Self;
		}

		public TBuilder WithNamingConvention(INamingConvention namingConvention)
		{
			this.namingConvention = namingConvention ?? throw new ArgumentNullException("namingConvention");
			return Self;
		}

		public TBuilder WithTypeResolver(ITypeResolver typeResolver)
		{
			this.typeResolver = typeResolver ?? throw new ArgumentNullException("typeResolver");
			return Self;
		}

		public abstract TBuilder WithTagMapping(TagName tag, Type type);

		public TBuilder WithAttributeOverride<TClass>(Expression<Func<TClass, object>> propertyAccessor, Attribute attribute)
		{
			overrides.Add(propertyAccessor, attribute);
			return Self;
		}

		public TBuilder WithAttributeOverride(Type type, string member, Attribute attribute)
		{
			overrides.Add(type, member, attribute);
			return Self;
		}

		public TBuilder WithTypeConverter(IYamlTypeConverter typeConverter)
		{
			return WithTypeConverter(typeConverter, delegate(IRegistrationLocationSelectionSyntax<IYamlTypeConverter> w)
			{
				w.OnTop();
			});
		}

		public TBuilder WithTypeConverter(IYamlTypeConverter typeConverter, Action<IRegistrationLocationSelectionSyntax<IYamlTypeConverter>> where)
		{
			IYamlTypeConverter typeConverter2 = typeConverter;
			if (typeConverter2 == null)
			{
				throw new ArgumentNullException("typeConverter");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(typeConverterFactories.CreateRegistrationLocationSelector(typeConverter2.GetType(), (Nothing _) => typeConverter2));
			return Self;
		}

		public TBuilder WithTypeConverter<TYamlTypeConverter>(WrapperFactory<IYamlTypeConverter, IYamlTypeConverter> typeConverterFactory, Action<ITrackingRegistrationLocationSelectionSyntax<IYamlTypeConverter>> where) where TYamlTypeConverter : IYamlTypeConverter
		{
			WrapperFactory<IYamlTypeConverter, IYamlTypeConverter> typeConverterFactory2 = typeConverterFactory;
			if (typeConverterFactory2 == null)
			{
				throw new ArgumentNullException("typeConverterFactory");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(typeConverterFactories.CreateTrackingRegistrationLocationSelector(typeof(TYamlTypeConverter), (IYamlTypeConverter wrapped, Nothing _) => typeConverterFactory2(wrapped)));
			return Self;
		}

		public TBuilder WithoutTypeConverter<TYamlTypeConverter>() where TYamlTypeConverter : IYamlTypeConverter
		{
			return WithoutTypeConverter(typeof(TYamlTypeConverter));
		}

		public TBuilder WithoutTypeConverter(Type converterType)
		{
			if (converterType == null)
			{
				throw new ArgumentNullException("converterType");
			}
			typeConverterFactories.Remove(converterType);
			return Self;
		}

		public TBuilder WithTypeInspector<TTypeInspector>(Func<ITypeInspector, TTypeInspector> typeInspectorFactory) where TTypeInspector : ITypeInspector
		{
			return WithTypeInspector(typeInspectorFactory, delegate(IRegistrationLocationSelectionSyntax<ITypeInspector> w)
			{
				w.OnTop();
			});
		}

		public TBuilder WithTypeInspector<TTypeInspector>(Func<ITypeInspector, TTypeInspector> typeInspectorFactory, Action<IRegistrationLocationSelectionSyntax<ITypeInspector>> where) where TTypeInspector : ITypeInspector
		{
			Func<ITypeInspector, TTypeInspector> typeInspectorFactory2 = typeInspectorFactory;
			if (typeInspectorFactory2 == null)
			{
				throw new ArgumentNullException("typeInspectorFactory");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(typeInspectorFactories.CreateRegistrationLocationSelector(typeof(TTypeInspector), (ITypeInspector inner) => typeInspectorFactory2(inner)));
			return Self;
		}

		public TBuilder WithTypeInspector<TTypeInspector>(WrapperFactory<ITypeInspector, ITypeInspector, TTypeInspector> typeInspectorFactory, Action<ITrackingRegistrationLocationSelectionSyntax<ITypeInspector>> where) where TTypeInspector : ITypeInspector
		{
			WrapperFactory<ITypeInspector, ITypeInspector, TTypeInspector> typeInspectorFactory2 = typeInspectorFactory;
			if (typeInspectorFactory2 == null)
			{
				throw new ArgumentNullException("typeInspectorFactory");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(typeInspectorFactories.CreateTrackingRegistrationLocationSelector(typeof(TTypeInspector), (ITypeInspector wrapped, ITypeInspector inner) => typeInspectorFactory2(wrapped, inner)));
			return Self;
		}

		public TBuilder WithoutTypeInspector<TTypeInspector>() where TTypeInspector : ITypeInspector
		{
			return WithoutTypeInspector(typeof(TTypeInspector));
		}

		public TBuilder WithoutTypeInspector(Type inspectorType)
		{
			if (inspectorType == null)
			{
				throw new ArgumentNullException("inspectorType");
			}
			typeInspectorFactories.Remove(inspectorType);
			return Self;
		}

		protected IEnumerable<IYamlTypeConverter> BuildTypeConverters()
		{
			return typeConverterFactories.BuildComponentList();
		}
	}
	internal delegate TComponent WrapperFactory<TComponentBase, TComponent>(TComponentBase wrapped) where TComponent : TComponentBase;
	internal delegate TComponent WrapperFactory<TArgument, TComponentBase, TComponent>(TComponentBase wrapped, TArgument argument) where TComponent : TComponentBase;
	[Flags]
	internal enum DefaultValuesHandling
	{
		Preserve = 0,
		OmitNull = 1,
		OmitDefaults = 2,
		OmitEmptyCollections = 4
	}
	internal sealed class Deserializer : IDeserializer
	{
		private readonly IValueDeserializer valueDeserializer;

		public Deserializer()
			: this(new DeserializerBuilder().BuildValueDeserializer())
		{
		}

		private Deserializer(IValueDeserializer valueDeserializer)
		{
			this.valueDeserializer = valueDeserializer ?? throw new ArgumentNullException("valueDeserializer");
		}

		public static Deserializer FromValueDeserializer(IValueDeserializer valueDeserializer)
		{
			return new Deserializer(valueDeserializer);
		}

		public T Deserialize<T>(string input)
		{
			using StringReader input2 = new StringReader(input);
			return Deserialize<T>(input2);
		}

		public T Deserialize<T>(TextReader input)
		{
			return Deserialize<T>(new Parser(input));
		}

		public object? Deserialize(TextReader input)
		{
			return Deserialize(input, typeof(object));
		}

		public object? Deserialize(string input, Type type)
		{
			using StringReader input2 = new StringReader(input);
			return Deserialize(input2, type);
		}

		public object? Deserialize(TextReader input, Type type)
		{
			return Deserialize(new Parser(input), type);
		}

		public T Deserialize<T>(IParser parser)
		{
			return (T)Deserialize(parser, typeof(T));
		}

		public object? Deserialize(IParser parser)
		{
			return Deserialize(parser, typeof(object));
		}

		public object? Deserialize(IParser parser, Type type)
		{
			if (parser == null)
			{
				throw new ArgumentNullException("parser");
			}
			if (type == null)
			{
				throw new ArgumentNullException("type");
			}
			YamlDotNet.Core.Events.StreamStart @event;
			bool flag = parser.TryConsume<YamlDotNet.Core.Events.StreamStart>(out @event);
			YamlDotNet.Core.Events.DocumentStart event2;
			bool flag2 = parser.TryConsume<YamlDotNet.Core.Events.DocumentStart>(out event2);
			object result = null;
			if (!parser.Accept<YamlDotNet.Core.Events.DocumentEnd>(out var _) && !parser.Accept<YamlDotNet.Core.Events.StreamEnd>(out var _))
			{
				using SerializerState serializerState = new SerializerState();
				result = valueDeserializer.DeserializeValue(parser, type, serializerState, valueDeserializer);
				serializerState.OnDeserialization();
			}
			if (flag2)
			{
				parser.Consume<YamlDotNet.Core.Events.DocumentEnd>();
			}
			if (flag)
			{
				parser.Consume<YamlDotNet.Core.Events.StreamEnd>();
			}
			return result;
		}
	}
	internal sealed class DeserializerBuilder : BuilderSkeleton<DeserializerBuilder>
	{
		private Lazy<IObjectFactory> objectFactory;

		private readonly LazyComponentRegistrationList<Nothing, INodeDeserializer> nodeDeserializerFactories;

		private readonly LazyComponentRegistrationList<Nothing, INodeTypeResolver> nodeTypeResolverFactories;

		private readonly Dictionary<TagName, Type> tagMappings;

		private readonly Dictionary<Type, Type> typeMappings;

		private bool ignoreUnmatched;

		protected override DeserializerBuilder Self => this;

		public DeserializerBuilder()
			: base((ITypeResolver)new StaticTypeResolver())
		{
			typeMappings = new Dictionary<Type, Type>();
			objectFactory = new Lazy<IObjectFactory>(() => new DefaultObjectFactory(typeMappings), isThreadSafe: true);
			tagMappings = new Dictionary<TagName, Type>
			{
				{
					FailsafeSchema.Tags.Map,
					typeof(Dictionary<object, object>)
				},
				{
					FailsafeSchema.Tags.Str,
					typeof(string)
				},
				{
					JsonSchema.Tags.Bool,
					typeof(bool)
				},
				{
					JsonSchema.Tags.Float,
					typeof(double)
				},
				{
					JsonSchema.Tags.Int,
					typeof(int)
				},
				{
					DefaultSchema.Tags.Timestamp,
					typeof(DateTime)
				}
			};
			typeInspectorFactories.Add(typeof(CachedTypeInspector), (ITypeInspector inner) => new CachedTypeInspector(inner));
			typeInspectorFactories.Add(typeof(NamingConventionTypeInspector), (ITypeInspector inner) => (!(namingConvention is NullNamingConvention)) ? new NamingConventionTypeInspector(inner, namingConvention) : inner);
			typeInspectorFactories.Add(typeof(YamlAttributesTypeInspector), (ITypeInspector inner) => new YamlAttributesTypeInspector(inner));
			typeInspectorFactories.Add(typeof(YamlAttributeOverridesInspector), (ITypeInspector inner) => (overrides == null) ? inner : new YamlAttributeOverridesInspector(inner, overrides.Clone()));
			typeInspectorFactories.Add(typeof(ReadableAndWritablePropertiesTypeInspector), (ITypeInspector inner) => new ReadableAndWritablePropertiesTypeInspector(inner));
			nodeDeserializerFactories = new LazyComponentRegistrationList<Nothing, INodeDeserializer>
			{
				{
					typeof(YamlConvertibleNodeDeserializer),
					(Nothing _) => new YamlConvertibleNodeDeserializer(objectFactory.Value)
				},
				{
					typeof(YamlSerializableNodeDeserializer),
					(Nothing _) => new YamlSerializableNodeDeserializer(objectFactory.Value)
				},
				{
					typeof(TypeConverterNodeDeserializer),
					(Nothing _) => new TypeConverterNodeDeserializer(BuildTypeConverters())
				},
				{
					typeof(NullNodeDeserializer),
					(Nothing _) => new NullNodeDeserializer()
				},
				{
					typeof(ScalarNodeDeserializer),
					(Nothing _) => new ScalarNodeDeserializer()
				},
				{
					typeof(ArrayNodeDeserializer),
					(Nothing _) => new ArrayNodeDeserializer()
				},
				{
					typeof(DictionaryNodeDeserializer),
					(Nothing _) => new DictionaryNodeDeserializer(objectFactory.Value)
				},
				{
					typeof(CollectionNodeDeserializer),
					(Nothing _) => new CollectionNodeDeserializer(objectFactory.Value)
				},
				{
					typeof(EnumerableNodeDeserializer),
					(Nothing _) => new EnumerableNodeDeserializer()
				},
				{
					typeof(ObjectNodeDeserializer),
					(Nothing _) => new ObjectNodeDeserializer(objectFactory.Value, BuildTypeInspector(), ignoreUnmatched)
				}
			};
			nodeTypeResolverFactories = new LazyComponentRegistrationList<Nothing, INodeTypeResolver>
			{
				{
					typeof(MappingNodeTypeResolver),
					(Nothing _) => new MappingNodeTypeResolver(typeMappings)
				},
				{
					typeof(YamlConvertibleTypeResolver),
					(Nothing _) => new YamlConvertibleTypeResolver()
				},
				{
					typeof(YamlSerializableTypeResolver),
					(Nothing _) => new YamlSerializableTypeResolver()
				},
				{
					typeof(TagNodeTypeResolver),
					(Nothing _) => new TagNodeTypeResolver(tagMappings)
				},
				{
					typeof(PreventUnknownTagsNodeTypeResolver),
					(Nothing _) => new PreventUnknownTagsNodeTypeResolver()
				},
				{
					typeof(DefaultContainersNodeTypeResolver),
					(Nothing _) => new DefaultContainersNodeTypeResolver()
				}
			};
		}

		public DeserializerBuilder WithObjectFactory(IObjectFactory objectFactory)
		{
			IObjectFactory objectFactory2 = objectFactory;
			if (objectFactory2 == null)
			{
				throw new ArgumentNullException("objectFactory");
			}
			this.objectFactory = new Lazy<IObjectFactory>(() => objectFactory2, isThreadSafe: true);
			return this;
		}

		public DeserializerBuilder WithObjectFactory(Func<Type, object> objectFactory)
		{
			if (objectFactory == null)
			{
				throw new ArgumentNullException("objectFactory");
			}
			return WithObjectFactory(new LambdaObjectFactory(objectFactory));
		}

		public DeserializerBuilder WithNodeDeserializer(INodeDeserializer nodeDeserializer)
		{
			return WithNodeDeserializer(nodeDeserializer, delegate(IRegistrationLocationSelectionSyntax<INodeDeserializer> w)
			{
				w.OnTop();
			});
		}

		public DeserializerBuilder WithNodeDeserializer(INodeDeserializer nodeDeserializer, Action<IRegistrationLocationSelectionSyntax<INodeDeserializer>> where)
		{
			INodeDeserializer nodeDeserializer2 = nodeDeserializer;
			if (nodeDeserializer2 == null)
			{
				throw new ArgumentNullException("nodeDeserializer");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(nodeDeserializerFactories.CreateRegistrationLocationSelector(nodeDeserializer2.GetType(), (Nothing _) => nodeDeserializer2));
			return this;
		}

		public DeserializerBuilder WithNodeDeserializer<TNodeDeserializer>(WrapperFactory<INodeDeserializer, TNodeDeserializer> nodeDeserializerFactory, Action<ITrackingRegistrationLocationSelectionSyntax<INodeDeserializer>> where) where TNodeDeserializer : INodeDeserializer
		{
			WrapperFactory<INodeDeserializer, TNodeDeserializer> nodeDeserializerFactory2 = nodeDeserializerFactory;
			if (nodeDeserializerFactory2 == null)
			{
				throw new ArgumentNullException("nodeDeserializerFactory");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(nodeDeserializerFactories.CreateTrackingRegistrationLocationSelector(typeof(TNodeDeserializer), (INodeDeserializer wrapped, Nothing _) => nodeDeserializerFactory2(wrapped)));
			return this;
		}

		public DeserializerBuilder WithoutNodeDeserializer<TNodeDeserializer>() where TNodeDeserializer : INodeDeserializer
		{
			return WithoutNodeDeserializer(typeof(TNodeDeserializer));
		}

		public DeserializerBuilder WithoutNodeDeserializer(Type nodeDeserializerType)
		{
			if (nodeDeserializerType == null)
			{
				throw new ArgumentNullException("nodeDeserializerType");
			}
			nodeDeserializerFactories.Remove(nodeDeserializerType);
			return this;
		}

		public DeserializerBuilder WithNodeTypeResolver(INodeTypeResolver nodeTypeResolver)
		{
			return WithNodeTypeResolver(nodeTypeResolver, delegate(IRegistrationLocationSelectionSyntax<INodeTypeResolver> w)
			{
				w.OnTop();
			});
		}

		public DeserializerBuilder WithNodeTypeResolver(INodeTypeResolver nodeTypeResolver, Action<IRegistrationLocationSelectionSyntax<INodeTypeResolver>> where)
		{
			INodeTypeResolver nodeTypeResolver2 = nodeTypeResolver;
			if (nodeTypeResolver2 == null)
			{
				throw new ArgumentNullException("nodeTypeResolver");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(nodeTypeResolverFactories.CreateRegistrationLocationSelector(nodeTypeResolver2.GetType(), (Nothing _) => nodeTypeResolver2));
			return this;
		}

		public DeserializerBuilder WithNodeTypeResolver<TNodeTypeResolver>(WrapperFactory<INodeTypeResolver, TNodeTypeResolver> nodeTypeResolverFactory, Action<ITrackingRegistrationLocationSelectionSyntax<INodeTypeResolver>> where) where TNodeTypeResolver : INodeTypeResolver
		{
			WrapperFactory<INodeTypeResolver, TNodeTypeResolver> nodeTypeResolverFactory2 = nodeTypeResolverFactory;
			if (nodeTypeResolverFactory2 == null)
			{
				throw new ArgumentNullException("nodeTypeResolverFactory");
			}
			if (where == null)
			{
				throw new ArgumentNullException("where");
			}
			where(nodeTypeResolverFactories.CreateTrackingRegistrationLocationSelector(typeof(TNodeTypeResolver), (INodeTypeResolver wrapped, Nothing _) => nodeTypeResolverFactory2(wrapped)));
			return this;
		}

		public DeserializerBuilder WithoutNodeTypeResolver<TNodeTypeResolver>() where TNodeTypeResolver : INodeTypeResolver
		{
			return WithoutNodeTypeResolver(typeof(TNodeTypeResolver));
		}

		public DeserializerBuilder WithoutNodeTypeResolver(Type nodeTypeResolverType)
		{
			if (nodeTypeResolverType == null)
			{
				throw new ArgumentNullException("nodeTypeResolverType");
			}
			nodeTypeResolverFactories.Remove(nodeTypeResolverType);
			return this;
		}

		public override DeserializerBuilder WithTagMapping(TagName tag, Type type)
		{
			if (tag.IsEmpty)
			{
				throw new ArgumentException("Non-specific tags cannot be maped");
			}
			if (type == null)
			{
				throw new ArgumentNullException("type");
			}
			if (tagMappings.TryGetValue(tag, out Type value))
			{
				throw new ArgumentException($"Type already has a registered type '{value.FullName}' for tag '{tag}'", "tag");
			}
			tagMappings.Add(tag, type);
			return this;
		}

		public DeserializerBuilder WithTypeMapping<TInterface, TConcrete>() where TConcrete : TInterface
		{
			Type typeFromHandle = typeof(TInterface);
			Type typeFromHandle2 = typeof(TConcrete);
			if (!typeFromHandle.IsAssignableFrom(typeFromHandle2))
			{
				throw new InvalidOperationException("The type '" + typeFromHandle2.Name + "' does not implement interface '" + typeFromHandle.Name + "'.");
			}
			if (typeMappings.ContainsKey(typeFromHandle))
			{
				typeMappings[typeFromHandle] = typeFromHandle2;
			}
			else
			{
				typeMappings.Add(typeFromHandle, typeFromHandle2);
			}
			return this;
		}

		public DeserializerBuilder WithoutTagMapping(TagName tag)
		{
			if (tag.IsEmpty)
			{
				throw new ArgumentException("Non-specific tags cannot be maped");
			}
			if (!tagMappings.Remove(tag))
			{
				throw new KeyNotFoundException($"Tag '{tag}' is not registered");
			}
			return this;
		}

		public DeserializerBuilder IgnoreUnmatchedProperties()
		{
			ignoreUnmatched = true;
			return this;
		}

		public IDeserializer Build()
		{
			return Deserializer.FromValueDeserializer(BuildValueDeserializer());
		}

		public IValueDeserializer BuildValueDeserializer()
		{
			return new AliasValueDeserializer(new NodeValueDeserializer(nodeDeserializerFactories.BuildComponentList(), nodeTypeResolverFactories.BuildComponentList()));
		}
	}
	internal sealed class EmissionPhaseObjectGraphVisitorArgs
	{
		private readonly IEnumerable<IObjectGraphVisitor<Nothing>> preProcessingPhaseVisitors;

		public IObjectGraphVisitor<IEmitter> InnerVisitor { get; private set; }

		public IEventEmitter EventEmitter { get; private set; }

		public ObjectSerializer NestedObjectSerializer { get; private set; }

		public IEnumerable<IYamlTypeConverter> TypeConverters { get; private set; }

		public EmissionPhaseObjectGraphVisitorArgs(IObjectGraphVisitor<IEmitter> innerVisitor, IEventEmitter eventEmitter, IEnumerable<IObjectGraphVisitor<Nothing>> preProcessingPhaseVisitors, IEnumerable<IYamlTypeConverter> typeConverters, ObjectSerializer nestedObjectSerializer)
		{
			InnerVisitor = innerVisitor ?? throw new ArgumentNullException("innerVisitor");
			EventEmitter = eventEmitter ?? throw new ArgumentNullException("eventEmitter");
			this.preProcessingPhaseVisitors = preProcessingPhaseVisitors ?? throw new ArgumentNullException("preProcessingPhaseVisitors");
			TypeConverters = typeConverters ?? throw new ArgumentNullException("typeConverters");
			NestedObjectSerializer = nestedObjectSerializer ?? throw new ArgumentNullException("nestedObjectSerializer");
		}

		public T GetPreProcessingPhaseObjectGraphVisitor<T>() where T : IObjectGraphVisitor<Nothing>
		{
			return preProcessingPhaseVisitors.OfType<T>().Single();
		}
	}
	internal abstract class EventInfo
	{
		public IObjectDescriptor Source { get; }

		protected EventInfo(IObjectDescriptor source)
		{
			Source = source ?? throw new ArgumentNullException("source");
		}
	}
	internal class AliasEventInfo : EventInfo
	{
		public AnchorName Alias { get; }

		public bool NeedsExpansion { get; set; }

		public AliasEventInfo(IObjectDescriptor source, AnchorName alias)
			: base(source)
		{
			if (alias.IsEmpty)
			{
				throw new ArgumentNullException("alias");
			}
			Alias = alias;
		}
	}
	internal class ObjectEventInfo : EventInfo
	{
		public AnchorName Anchor { get; set; }

		public TagName Tag { get; set; }

		protected ObjectEventInfo(IObjectDescriptor source)
			: base(source)
		{
		}
	}
	internal sealed class ScalarEventInfo : ObjectEventInfo
	{
		public string RenderedValue { get; set; }

		public ScalarStyle Style { get; set; }

		public bool IsPlainImplicit { get; set; }

		public bool IsQuotedImplicit { get; set; }

		public ScalarEventInfo(IObjectDescriptor source)
			: base(source)
		{
			Style = source.ScalarStyle;
			RenderedValue = string.Empty;
		}
	}
	internal sealed class MappingStartEventInfo : ObjectEventInfo
	{
		public bool IsImplicit { get; set; }

		public MappingStyle Style { get; set; }

		public MappingStartEventInfo(IObjectDescriptor source)
			: base(source)
		{
		}
	}
	internal sealed class MappingEndEventInfo : EventInfo
	{
		public MappingEndEventInfo(IObjectDescriptor source)
			: base(source)
		{
		}
	}
	internal sealed class SequenceStartEventInfo : ObjectEventInfo
	{
		public bool IsImplicit { get; set; }

		public SequenceStyle Style { get; set; }

		public SequenceStartEventInfo(IObjectDescriptor source)
			: base(source)
		{
		}
	}
	internal sealed class SequenceEndEventInfo : EventInfo
	{
		public SequenceEndEventInfo(IObjectDescriptor source)
			: base(source)
		{
		}
	}
	internal interface IAliasProvider
	{
		AnchorName GetAlias(object target);
	}
	internal interface IDeserializer
	{
		T Deserialize<T>(string input);

		T Deserialize<T>(TextReader input);

		object? Deserialize(TextReader input);

		object? Deserialize(string input, Type type);

		object? Deserialize(TextReader input, Type type);

		T Deserialize<T>(IParser parser);

		object? Deserialize(IParser parser);

		object? Deserialize(IParser parser, Type type);
	}
	internal interface IEventEmitter
	{
		void Emit(AliasEventInfo eventInfo, IEmitter emitter);

		void Emit(ScalarEventInfo eventInfo, IEmitter emitter);

		void Emit(MappingStartEventInfo eventInfo, IEmitter emitter);

		void Emit(MappingEndEventInfo eventInfo, IEmitter emitter);

		void Emit(SequenceStartEventInfo eventInfo, IEmitter emitter);

		void Emit(SequenceEndEventInfo eventInfo, IEmitter emitter);
	}
	internal interface INamingConvention
	{
		string Apply(string value);
	}
	internal interface INodeDeserializer
	{
		bool Deserialize(IParser reader, Type expectedType, Func<IParser, Type, object?> nestedObjectDeserializer, out object? value);
	}
	internal interface INodeTypeResolver
	{
		bool Resolve(NodeEvent? nodeEvent, ref Type currentType);
	}
	internal interface IObjectDescriptor
	{
		object? Value { get; }

		Type Type { get; }

		Type StaticType { get; }

		ScalarStyle ScalarStyle { get; }
	}
	internal static class ObjectDescriptorExtensions
	{
		public static object NonNullValue(this IObjectDescriptor objectDescriptor)
		{
			return objectDescriptor.Value ?? throw new InvalidOperationException("Attempted to use a IObjectDescriptor of type '" + objectDescriptor.Type.FullName + "' whose Value is null at a point whete it is invalid to do so. This may indicate a bug in YamlDotNet.");
		}
	}
	internal interface IObjectFactory
	{
		object Create(Type type);
	}
	internal interface IObjectGraphTraversalStrategy
	{
		void Traverse<TContext>(IObjectDescriptor graph, IObjectGraphVisitor<TContext> visitor, TContext context);
	}
	internal interface IObjectGraphVisitor<TContext>
	{
		bool Enter(IObjectDescriptor value, TContext context);

		bool EnterMapping(IObjectDescriptor key, IObjectDescriptor value, TContext context);

		bool EnterMapping(IPropertyDescriptor key, IObjectDescriptor value, TContext context);

		void VisitScalar(IObjectDescriptor scalar, TContext context);

		void VisitMappingStart(IObjectDescriptor mapping, Type keyType, Type valueType, TContext context);

		void VisitMappingEnd(IObjectDescriptor mapping, TContext context);

		void VisitSequenceStart(IObjectDescriptor sequence, Type elementType, TContext context);

		void VisitSequenceEnd(IObjectDescriptor sequence, TContext context);
	}
	internal interface IPropertyDescriptor
	{
		string Name { get; }

		bool CanWrite { get; }

		Type Type { get; }

		Type? TypeOverride { get; set; }

		int Order { get; set; }

		ScalarStyle ScalarStyle { get; set; }

		T GetCustomAttribute<T>() where T : Attribute;

		IObjectDescriptor Read(object target);

		void Write(object target, object? value);
	}
	internal interface IRegistrationLocationSelectionSyntax<TBaseRegistrationType>
	{
		void InsteadOf<TRegistrationType>() where TRegistrationType : TBaseRegistrationType;

		void Before<TRegistrationType>() where TRegistrationType : TBaseRegistrationType;

		void After<TRegistrationType>() where TRegistrationType : TBaseRegistrationType;

		void OnTop();

		void OnBottom();
	}
	internal interface ITrackingRegistrationLocationSelectionSyntax<TBaseRegistrationType>
	{
		void InsteadOf<TRegistrationType>() where TRegistrationType : TBaseRegistrationType;
	}
	internal interface ISerializer
	{
		void Serialize(TextWriter writer, object graph);

		string Serialize(object graph);

		void Serialize(TextWriter writer, object graph, Type type);

		void Serialize(IEmitter emitter, object graph);

		void Serialize(IEmitter emitter, object graph, Type type);
	}
	internal interface ITypeInspector
	{
		IEnumerable<IPropertyDescriptor> GetProperties(Type type, object? container);

		IPropertyDescriptor GetProperty(Type type, object? container, string name, [MaybeNullWhen(true)] bool ignoreUnmatched);
	}
	internal interface ITypeResolver
	{
		Type Resolve(Type staticType, object? actualValue);
	}
	internal interface IValueDeserializer
	{
		object? DeserializeValue(IParser parser, Type expectedType, SerializerState state, IValueDeserializer nestedObjectDeserializer);
	}
	internal interface IValuePromise
	{
		event Action<object?> ValueAvailable;
	}
	internal interface IValueSerializer
	{
		void SerializeValue(IEmitter emitter, object? value, Type? type);
	}
	internal interface IYamlConvertible
	{
		void Read(IParser parser, Type expectedType, ObjectDeserializer nestedObjectDeserializer);

		void Write(IEmitter emitter, ObjectSerializer nestedObjectSerializer);
	}
	internal delegate object? ObjectDeserializer(Type type);
	internal delegate void ObjectSerializer(object? value, Type? type = null);
	[Obsolete("Please use IYamlConvertible instead")]
	internal interface IYamlSerializable
	{
		void ReadYaml(IParser parser);

		void WriteYaml(IEmitter emitter);
	}
	internal interface IYamlTypeConverter
	{
		bool Accepts(Type type);

		object? ReadYaml(IParser parser, Type type);

		void WriteYaml(IEmitter emitter, object? value, Type type);
	}
	internal sealed class LazyComponentRegistrationList<TArgument, TComponent> : IEnumerable<Func<TArgument, TComponent>>, IEnumerable
	{
		public sealed class LazyComponentRegistration
		{
			public readonly Type ComponentType;

			public readonly Func<TArgument, TComponent> Factory;

			public LazyComponentRegistration(Type componentType, Func<TArgument, TComponent> factory)
			{
				ComponentType = componentType;
				Factory = factory;
			}
		}

		public sealed class TrackingLazyComponentRegistration
		{
			public readonly Type ComponentType;

			public readonly Func<TComponent, TArgument, TComponent> Factory;

			public TrackingLazyComponentRegistration(Type componentType, Func<TComponent, TArgument, TComponent> factory)
			{
				ComponentType = componentType;
				Factory = factory;
			}
		}

		private class RegistrationLocationSelector : IRegistrationLocationSelectionSyntax<TComponent>
		{
			private readonly LazyComponentRegistrationList<TArgument, TComponent> registrations;

			private readonly LazyComponentRegistration newRegistration;

			public RegistrationLocationSelector(LazyComponentRegistrationList<TArgument, TComponent> registrations, LazyComponentRegistration newRegistration)
			{
				this.registrations = registrations;
				this.newRegistration = newRegistration;
			}

			void IRegistrationLocationSelectionSyntax<TComponent>.InsteadOf<TRegistrationType>()
			{
				if (newRegistration.ComponentType != typeof(TRegistrationType))
				{
					registrations.EnsureNoDuplicateRegistrationType(newRegistration.ComponentType);
				}
				int index = registrations.EnsureRegistrationExists<TRegistrationType>();
				registrations.entries[index] = newRegistration;
			}

			void IRegistrationLocationSelectionSyntax<TComponent>.After<TRegistrationType>()
			{
				registrations.EnsureNoDuplicateRegistrationType(newRegistration.ComponentType);