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

[assembly: CompilationRelaxations(8)]
[assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)]
[assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)]
[assembly: TargetFramework(".NETStandard,Version=v2.1", FrameworkDisplayName = ".NET Standard 2.1")]
[assembly: AssemblyCompany("KeepItemsOnTeleport")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyInformationalVersion("1.0.0")]
[assembly: AssemblyProduct("KeepItemsOnTeleport")]
[assembly: AssemblyTitle("KeepItemsOnTeleport")]
[assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)]
[assembly: AssemblyVersion("1.0.0.0")]
[module: UnverifiableCode]
[module: RefSafetyRules(11)]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[Embedded]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[Embedded]
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Event | AttributeTargets.Parameter | AttributeTargets.ReturnValue | AttributeTargets.GenericParameter, AllowMultiple = false, Inherited = false)]
	internal sealed class NullableAttribute : Attribute
	{
		public readonly byte[] NullableFlags;

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

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

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

		public RefSafetyRulesAttribute(int P_0)
		{
			Version = P_0;
		}
	}
}
namespace KeepItemsOnTeleport
{
	[HarmonyPatch(typeof(ShipTeleporter))]
	internal static class ShipTeleporterPatches
	{
		[HarmonyPatch("PressTeleportButtonClientRpc")]
		[HarmonyPostfix]
		private static void PressTeleportButtonClientRpcPostfix(ShipTeleporter __instance)
		{
			if (!((Object)(object)__instance == (Object)null) && !__instance.isInverseTeleporter)
			{
				PlayerControllerB val = StartOfRound.Instance?.mapScreen?.targetedPlayer;
				if (!((Object)(object)val == (Object)null))
				{
					TeleportSession.Mark(val.playerClientId, isInverse: false);
				}
			}
		}

		[HarmonyPatch("TeleportPlayerOutWithInverseTeleporter")]
		[HarmonyPrefix]
		private static void InverseTeleportPrefix(int playerObj)
		{
			StartOfRound instance = StartOfRound.Instance;
			if (!((Object)(object)instance == (Object)null) && playerObj >= 0 && playerObj < instance.allPlayerScripts.Length)
			{
				PlayerControllerB val = instance.allPlayerScripts[playerObj];
				if (!((Object)(object)val == (Object)null))
				{
					TeleportSession.Mark(val.playerClientId, isInverse: true);
				}
			}
		}
	}
	[HarmonyPatch(typeof(PlayerControllerB))]
	internal static class DropHeldItemsPatches
	{
		[HarmonyPatch("DropAllHeldItems")]
		[HarmonyPrefix]
		[HarmonyPriority(0)]
		private static bool DropAllHeldItemsPrefix(PlayerControllerB __instance, bool disconnecting)
		{
			return !ShouldKeepItems(__instance, disconnecting, "DropAllHeldItems");
		}

		[HarmonyPatch("DropAllHeldItemsAndSync")]
		[HarmonyPrefix]
		[HarmonyPriority(0)]
		private static bool DropAllHeldItemsAndSyncPrefix(PlayerControllerB __instance)
		{
			return !ShouldKeepItems(__instance, disconnecting: false, "DropAllHeldItemsAndSync");
		}

		[HarmonyPatch("DropAllHeldItemsAndSyncNonexact")]
		[HarmonyPrefix]
		[HarmonyPriority(0)]
		private static bool DropAllHeldItemsAndSyncNonexactPrefix(PlayerControllerB __instance)
		{
			return !ShouldKeepItems(__instance, disconnecting: false, "DropAllHeldItemsAndSyncNonexact");
		}

		private static bool ShouldKeepItems(PlayerControllerB player, bool disconnecting, string source)
		{
			if (Plugin.Enabled == null || !Plugin.Enabled.Value)
			{
				return false;
			}
			if ((Object)(object)player == (Object)null)
			{
				return false;
			}
			if (disconnecting || player.isPlayerDead)
			{
				return false;
			}
			bool isInverse;
			bool flag = TeleportSession.TryGet(player.playerClientId, out isInverse);
			if (!flag && player.teleportedLastFrame)
			{
				isInverse = GuessInverseFromPlayer(player);
				flag = true;
			}
			if (!flag)
			{
				return false;
			}
			if (!(isInverse ? Plugin.KeepOnInverseTeleporter.Value : Plugin.KeepOnNormalTeleporter.Value))
			{
				TeleportSession.Clear(player.playerClientId);
				return false;
			}
			TeleportSession.Clear(player.playerClientId);
			Plugin.V($"Kept items on teleport ({source}) player={player.playerClientId} inverse={isInverse}");
			return true;
		}

		private static bool GuessInverseFromPlayer(PlayerControllerB player)
		{
			try
			{
				if (player.isInHangarShipRoom)
				{
					return true;
				}
			}
			catch
			{
			}
			return false;
		}
	}
	[BepInPlugin("com.benhough.lethal.KeepItemsOnTeleport", "KeepItemsOnTeleport", "1.0.0")]
	public class Plugin : BaseUnityPlugin
	{
		public const string ModGuid = "com.benhough.lethal.KeepItemsOnTeleport";

		public const string ModName = "KeepItemsOnTeleport";

		public const string ModVersion = "1.0.0";

		private readonly Harmony _harmony = new Harmony("com.benhough.lethal.KeepItemsOnTeleport");

		internal static Plugin Instance { get; private set; }

		internal static ManualLogSource Log { get; private set; }

		internal static ConfigEntry<bool> Enabled { get; private set; }

		internal static ConfigEntry<bool> KeepOnNormalTeleporter { get; private set; }

		internal static ConfigEntry<bool> KeepOnInverseTeleporter { get; private set; }

		internal static ConfigEntry<bool> Verbose { get; private set; }

		private void Awake()
		{
			Instance = this;
			Log = ((BaseUnityPlugin)this).Logger;
			Enabled = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "Enabled", true, "Master toggle — keep inventory when ship-teleported.");
			KeepOnNormalTeleporter = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "KeepOnNormalTeleporter", true, "Keep items when beamed back to the ship (normal teleporter).");
			KeepOnInverseTeleporter = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "KeepOnInverseTeleporter", true, "Keep items when beamed into the facility (inverse teleporter).");
			Verbose = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "VerboseLogging", false, "Log when a teleport drop is skipped.");
			try
			{
				_harmony.PatchAll(typeof(Plugin).Assembly);
				Log.LogInfo((object)"KeepItemsOnTeleport v1.0.0 loaded.");
			}
			catch (Exception arg)
			{
				Log.LogError((object)$"Harmony patch failed: {arg}");
			}
		}

		internal static void V(string msg)
		{
			if (Verbose != null && Verbose.Value)
			{
				Log.LogInfo((object)msg);
			}
		}
	}
	internal static class PluginInfo
	{
		public const string PLUGIN_GUID = "com.benhough.lethal.KeepItemsOnTeleport";

		public const string PLUGIN_NAME = "KeepItemsOnTeleport";

		public const string PLUGIN_VERSION = "1.0.0";
	}
	internal static class TeleportSession
	{
		private static readonly Dictionary<ulong, bool> InverseByPlayer = new Dictionary<ulong, bool>();

		internal static void Mark(ulong playerClientId, bool isInverse)
		{
			InverseByPlayer[playerClientId] = isInverse;
			Plugin.V($"Marked teleport player={playerClientId} inverse={isInverse}");
		}

		internal static bool TryGet(ulong playerClientId, out bool isInverse)
		{
			return InverseByPlayer.TryGetValue(playerClientId, out isInverse);
		}

		internal static void Clear(ulong playerClientId)
		{
			if (InverseByPlayer.Remove(playerClientId))
			{
				Plugin.V($"Cleared teleport mark player={playerClientId}");
			}
		}
	}
}