using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Reflection.Emit;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Versioning;
using System.Security;
using System.Security.Permissions;
using BepInEx;
using BepInEx.Configuration;
using BepInEx.Logging;
using HarmonyLib;
using Microsoft.CodeAnalysis;
using UnityEngine;

[assembly: CompilationRelaxations(8)]
[assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)]
[assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)]
[assembly: AssemblyTitle("QuickTeleport")]
[assembly: AssemblyDescription("https://valheim.thunderstore.io/package/OdinPlus/QuickTeleport/")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("elg")]
[assembly: AssemblyProduct("QuickTeleport")]
[assembly: AssemblyCopyright("Copyright ©  2024")]
[assembly: AssemblyTrademark("")]
[assembly: ComVisible(false)]
[assembly: Guid("4358610B-F3F4-4843-B7AF-98B7BC60DCDE")]
[assembly: AssemblyFileVersion("1.1.0")]
[assembly: TargetFramework(".NETFramework,Version=v4.6.2", FrameworkDisplayName = ".NET Framework 4.6.2")]
[assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)]
[assembly: AssemblyVersion("1.1.0.0")]
[module: UnverifiableCode]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.Embedded]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.Embedded]
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)]
	internal sealed class NullableAttribute : Attribute
	{
		public readonly byte[] NullableFlags;

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

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

		public NullableContextAttribute(byte P_0)
		{
			Flag = P_0;
		}
	}
}
namespace QuickTeleport
{
	[BepInPlugin("elg.QuickTeleport", "QuickTeleport", "1.1.0")]
	public class QuickTeleportPlugin : BaseUnityPlugin
	{
		[HarmonyPatch(typeof(Player), "UpdateTeleport")]
		private static class UpdateTeleportPatch
		{
			private static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstruction> instructions)
			{
				List<CodeInstruction> il = instructions.ToList();
				for (int i = 0; i < il.Count; i++)
				{
					if (il[i].opcode == OpCodes.Ldc_R4 && CodeInstructionExtensions.OperandIs(il[i], (object)2))
					{
						il[i].opcode = OpCodes.Call;
						il[i].operand = AccessTools.DeclaredMethod(typeof(UpdateTeleportPatch), "Set2SecDelayToZero", (Type[])null, (Type[])null);
					}
					yield return il[i];
					if (i > 3 && il[i - 3].opcode == OpCodes.Ldc_R4 && CodeInstructionExtensions.OperandIs(il[i - 3], (object)8))
					{
						yield return new CodeInstruction(OpCodes.Call, (object)AccessTools.DeclaredMethod(typeof(QuickTeleportPlugin), "IsQuickTeleportEnabled", (Type[])null, (Type[])null));
						yield return new CodeInstruction(OpCodes.Not, (object)null);
						yield return new CodeInstruction(OpCodes.And, (object)null);
					}
				}
			}

			private static float Set2SecDelayToZero()
			{
				if (!IsQuickTeleportEnabled())
				{
					return 2f;
				}
				return 0f;
			}
		}

		[HarmonyPatch(typeof(ZNetScene), "IsAreaReady")]
		public static class IsAreaReadyPatch
		{
			private static bool Prefix(ref bool __result, Vector3 point, ref ZNetScene __instance)
			{
				//IL_0060: Unknown result type (might be due to invalid IL or missing references)
				//IL_0061: Unknown result type (might be due to invalid IL or missing references)
				//IL_0066: Unknown result type (might be due to invalid IL or missing references)
				//IL_006c: Unknown result type (might be due to invalid IL or missing references)
				//IL_008a: Unknown result type (might be due to invalid IL or missing references)
				if (!IsQuickTeleportEnabled())
				{
					return true;
				}
				if (Game.instance.m_requestRespawn && Game.instance.m_firstSpawn)
				{
					return true;
				}
				ConfigEntry<bool>? skipLoadingArea = SkipLoadingArea;
				if (skipLoadingArea != null && skipLoadingArea.Value)
				{
					QuickTeleportLogger.LogInfo((object)"Skipping area ready check");
					__result = true;
					return false;
				}
				ConfigEntry<bool>? skipLoadingObjects = SkipLoadingObjects;
				if (skipLoadingObjects != null && skipLoadingObjects.Value)
				{
					Vector2i zone = ZoneSystem.GetZone(point);
					if (!ZoneSystem.instance.IsZoneLoaded(zone))
					{
						__result = false;
						return false;
					}
					__instance.m_tempCurrentObjects.Clear();
					ZDOMan.instance.FindSectorObjects(zone, 1, 0, __instance.m_tempCurrentObjects, (List<ZDO>)null);
					foreach (ZDO tempCurrentObject in __instance.m_tempCurrentObjects)
					{
						int prefab = tempCurrentObject.GetPrefab();
						if (prefab != 0)
						{
							__instance.GetPrefab(prefab);
						}
						if (__instance.IsPrefabZDOValid(tempCurrentObject) && !Object.op_Implicit((Object)(object)__instance.FindInstance(tempCurrentObject)))
						{
							__result = false;
							return false;
						}
					}
					QuickTeleportLogger.LogInfo((object)"Skipping loading objects check");
					__result = true;
					return false;
				}
				return true;
			}
		}

		internal const string ModName = "QuickTeleport";

		internal const string ModVersion = "1.1.0";

		internal const string Author = "elg";

		private const string ModGUID = "elg.QuickTeleport";

		private static readonly string ConfigFileName = "elg.QuickTeleport.cfg";

		private static readonly string ConfigFileFullPath;

		internal static ConfigEntry<bool>? EnableMod;

		internal static ConfigEntry<bool>? SkipLoadingObjects;

		internal static ConfigEntry<bool>? SkipLoadingArea;

		private readonly Harmony _harmony = new Harmony("elg.QuickTeleport");

		public static readonly ManualLogSource QuickTeleportLogger;

		public void Awake()
		{
			//IL_001c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0026: Expected O, but got Unknown
			//IL_0047: Unknown result type (might be due to invalid IL or missing references)
			//IL_0051: Expected O, but got Unknown
			//IL_0072: Unknown result type (might be due to invalid IL or missing references)
			//IL_007c: Expected O, but got Unknown
			EnableMod = ((BaseUnityPlugin)this).Config.Bind<bool>("1 - General", "Enable Mod", true, new ConfigDescription("Default config, with just this one enabled, the teleports will be faster than vanilla.", (AcceptableValueBase)null, Array.Empty<object>()));
			SkipLoadingObjects = ((BaseUnityPlugin)this).Config.Bind<bool>("2 - Loading", "Skip loading objects", false, new ConfigDescription("When enabled, ignores waiting for loading objects, but waits for the area and terrain to load. Warning: Can make you teleport to lower floors on buildings.", (AcceptableValueBase)null, Array.Empty<object>()));
			SkipLoadingArea = ((BaseUnityPlugin)this).Config.Bind<bool>("2 - Loading", "Skip loading area", false, new ConfigDescription("Instant teleport. Warning: When enabled, ignores all loading on teleport, but your player can arrive before the world and objects load.", (AcceptableValueBase)null, Array.Empty<object>()));
			Assembly executingAssembly = Assembly.GetExecutingAssembly();
			_harmony.PatchAll(executingAssembly);
			SetupWatcher();
		}

		private void OnDestroy()
		{
			((BaseUnityPlugin)this).Config.Save();
		}

		public static bool IsQuickTeleportEnabled()
		{
			return EnableMod?.Value ?? false;
		}

		private void SetupWatcher()
		{
			FileSystemWatcher fileSystemWatcher = new FileSystemWatcher(Paths.ConfigPath, ConfigFileName);
			fileSystemWatcher.Changed += ReadConfigValues;
			fileSystemWatcher.Created += ReadConfigValues;
			fileSystemWatcher.Renamed += ReadConfigValues;
			fileSystemWatcher.IncludeSubdirectories = true;
			fileSystemWatcher.SynchronizingObject = ThreadingHelper.SynchronizingObject;
			fileSystemWatcher.EnableRaisingEvents = true;
		}

		private void ReadConfigValues(object sender, FileSystemEventArgs e)
		{
			if (!File.Exists(ConfigFileFullPath))
			{
				return;
			}
			try
			{
				QuickTeleportLogger.LogDebug((object)"ReadConfigValues called");
				((BaseUnityPlugin)this).Config.Reload();
			}
			catch
			{
				QuickTeleportLogger.LogError((object)("There was an issue loading your " + ConfigFileName));
				QuickTeleportLogger.LogError((object)"Please check your config entries for spelling and format!");
			}
		}

		static QuickTeleportPlugin()
		{
			string configPath = Paths.ConfigPath;
			char directorySeparatorChar = Path.DirectorySeparatorChar;
			ConfigFileFullPath = configPath + directorySeparatorChar + ConfigFileName;
			QuickTeleportLogger = Logger.CreateLogSource("QuickTeleport");
		}
	}
}