using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using System.Security;
using System.Security.Permissions;
using BepInEx;
using BepInEx.Logging;
using HarmonyLib;
using Microsoft.CodeAnalysis;
using REPOLib.Modules;
using REPOLib.Objects.Sdk;
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: IgnoresAccessChecksTo("Assembly-CSharp")]
[assembly: AssemblyCompany("OldEnemyModFix")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyInformationalVersion("1.0.0")]
[assembly: AssemblyProduct("OldEnemyModFix")]
[assembly: AssemblyTitle("OldEnemyModFix")]
[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.Module, AllowMultiple = false, Inherited = false)]
	internal sealed class RefSafetyRulesAttribute : Attribute
	{
		public readonly int Version;

		public RefSafetyRulesAttribute(int P_0)
		{
			Version = P_0;
		}
	}
}
namespace OldEnemyModFix
{
	[BepInPlugin("themorningstar.oldenemymodfix", "Old Enemy Mod Fix", "1.0.0")]
	[BepInDependency(/*Could not decode attribute arguments.*/)]
	public class Plugin : BaseUnityPlugin
	{
		public const string Guid = "themorningstar.oldenemymodfix";

		internal static ManualLogSource Log;

		private void Awake()
		{
			//IL_0041: Unknown result type (might be due to invalid IL or missing references)
			//IL_005b: Unknown result type (might be due to invalid IL or missing references)
			//IL_0069: Expected O, but got Unknown
			Log = ((BaseUnityPlugin)this).Logger;
			try
			{
				MethodInfo methodInfo = AccessTools.Method(typeof(Enemies), "RegisterEnemy", (Type[])null, (Type[])null);
				if (methodInfo == null)
				{
					Log.LogError((object)"OldEnemyModFix: Enemies.RegisterEnemy not found - REPOLib layout changed? No patch applied.");
					return;
				}
				new Harmony("themorningstar.oldenemymodfix").Patch((MethodBase)methodInfo, new HarmonyMethod(typeof(Relink).GetMethod("Prefix")), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
				Log.LogInfo((object)"OldEnemyModFix: watching for old-SDK enemy content to re-link.");
			}
			catch (Exception ex)
			{
				Log.LogError((object)("OldEnemyModFix: patch failed: " + ex));
			}
		}
	}
	internal static class Relink
	{
		private static readonly FieldInfo FSetup = AccessTools.Field(typeof(EnemyContent), "_setup");

		private static readonly FieldInfo FSpawn = AccessTools.Field(typeof(EnemyContent), "_spawnObjects");

		public static void Prefix(EnemyContent enemyContent)
		{
			if ((Object)(object)enemyContent == (Object)null || ((Object)(object)enemyContent.Setup != (Object)null && enemyContent.SpawnObjects != null && enemyContent.SpawnObjects.Count > 0))
			{
				return;
			}
			AssetBundle bundle = ((Content)enemyContent).Bundle;
			string text = Norm(((Object)enemyContent).name + " " + (((Object)(object)bundle != (Object)null) ? ((Object)bundle).name : ""));
			if (text.Length == 0)
			{
				Plugin.Log.LogWarning((object)"OldEnemyModFix: an enemy content has no name/bundle to identify it by; skipping.");
				return;
			}
			EnemyParent val = null;
			int num = 0;
			EnemyParent[] array = Resources.FindObjectsOfTypeAll<EnemyParent>();
			foreach (EnemyParent val2 in array)
			{
				if (!((Object)(object)val2 == (Object)null) && !string.IsNullOrEmpty(val2.enemyName))
				{
					string text2 = Norm(val2.enemyName);
					if (text2.Length >= 3 && text2.Length > num && text.Contains(text2))
					{
						val = val2;
						num = text2.Length;
					}
				}
			}
			if ((Object)(object)val == (Object)null)
			{
				Plugin.Log.LogWarning((object)("OldEnemyModFix: couldn't identify the enemy for content '" + ((Object)enemyContent).name + "' (bundle '" + (((Object)(object)bundle != (Object)null) ? ((Object)bundle).name : "?") + "'); skipping."));
				return;
			}
			GameObject gameObject = ((Component)((Component)val).transform.root).gameObject;
			string token = Norm(val.enemyName);
			EnemySetup val3 = (from s in Resources.FindObjectsOfTypeAll<EnemySetup>()
				where (Object)(object)s != (Object)null && Norm(((Object)s).name).Contains(token)
				orderby s.spawnObjects?.Count ?? 0 descending
				select s).FirstOrDefault();
			if ((Object)(object)val3 == (Object)null)
			{
				Plugin.Log.LogWarning((object)("OldEnemyModFix: found prefab '" + ((Object)gameObject).name + "' for '" + ((Object)enemyContent).name + "' but no matching EnemySetup ('" + token + "'); skipping."));
				return;
			}
			if ((Object)(object)enemyContent.Setup == (Object)null && FSetup != null)
			{
				FSetup.SetValue(enemyContent, val3);
			}
			if (FSpawn != null)
			{
				FSpawn.SetValue(enemyContent, new List<GameObject> { gameObject });
			}
			Plugin.Log.LogInfo((object)("OldEnemyModFix: re-linked '" + ((Object)enemyContent).name + "' -> enemy '" + val.enemyName + "' (setup '" + ((Object)val3).name + "', prefab '" + ((Object)gameObject).name + "')."));
		}

		private static string Norm(string s)
		{
			return (s ?? "").ToLowerInvariant().Replace(" ", "").Replace("-", "")
				.Replace("_", "");
		}
	}
}
namespace System.Runtime.CompilerServices
{
	[AttributeUsage(AttributeTargets.Assembly, AllowMultiple = true)]
	internal sealed class IgnoresAccessChecksToAttribute : Attribute
	{
		internal IgnoresAccessChecksToAttribute(string assemblyName)
		{
		}
	}
}