using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Security.Permissions;
using BepInEx;
using BepInEx.Logging;
using MonoMod.RuntimeDetour.HookGen;
using RoR2;
using RoR2.ContentManagement;
using UnityEngine;

[assembly: CompilationRelaxations(8)]
[assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)]
[assembly: Debuggable(DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)]
[assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)]
[assembly: AssemblyVersion("0.0.0.0")]
namespace OperatorDiscHead;

[BepInPlugin("com.breezy3d.OperatorDiscHead", "Operator Disc Head", "1.0.0")]
public class OperatorDiscHeadPlugin : BaseUnityPlugin
{
	private class FieldException : Exception
	{
		public FieldException(string message, Exception innerException)
			: base(message, innerException)
		{
		}
	}

	private class ElementException : Exception
	{
		public int Index { get; }

		public ElementException(int index, string message)
			: base(message)
		{
			Index = index;
		}
	}

	private static AssetBundle assetBundle;

	internal static OperatorDiscHeadPlugin Instance { get; private set; }

	internal static ManualLogSource InstanceLogger
	{
		get
		{
			OperatorDiscHeadPlugin instance = Instance;
			if (instance == null)
			{
				return null;
			}
			return ((BaseUnityPlugin)instance).Logger;
		}
	}

	private void Start()
	{
		Instance = this;
		using (Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("OperatorDiscHead.breezy3doperatordischead"))
		{
			assetBundle = AssetBundle.LoadFromStream(stream);
		}
		((ResourceAvailability)(ref BodyCatalog.availability)).CallWhenAvailable((Action)BodyCatalogInit);
		HookEndpointManager.Add((MethodBase)typeof(Language).GetMethod("LoadStrings"), (Delegate)new Action<Action<Language>, Language>(LanguageLoadStrings));
	}

	private static void LanguageLoadStrings(Action<Language> orig, Language self)
	{
		orig(self);
		self.SetStringByToken("BREEZY3D_SKIN_DISC_HEAD_NAME", "Disc");
	}

	private static void BodyCatalogInit()
	{
		AddDroneTechBodyDIscHeadSkin();
	}

	private static void AddDroneTechBodyDIscHeadSkin()
	{
		string text = "DroneTechBody";
		string text2 = "DIsc Head";
		try
		{
			GameObject val = BodyCatalog.FindBodyPrefab(text);
			if (!Object.op_Implicit((Object)(object)val))
			{
				InstanceLogger.LogWarning((object)("Failed to add \"" + text2 + "\" skin because \"" + text + "\" doesn't exist"));
				return;
			}
			ModelLocator component = val.GetComponent<ModelLocator>();
			if (!Object.op_Implicit((Object)(object)component))
			{
				InstanceLogger.LogWarning((object)("Failed to add \"" + text2 + "\" skin to \"" + text + "\" because it doesn't have \"ModelLocator\" component"));
				return;
			}
			GameObject gameObject = ((Component)component.modelTransform).gameObject;
			ModelSkinController skinController = (Object.op_Implicit((Object)(object)gameObject) ? gameObject.GetComponent<ModelSkinController>() : null);
			if (!Object.op_Implicit((Object)(object)skinController))
			{
				InstanceLogger.LogWarning((object)("Failed to add \"" + text2 + "\" skin to \"" + text + "\" because it doesn't have \"ModelSkinController\" component"));
				return;
			}
			Renderer[] renderers = gameObject.GetComponentsInChildren<Renderer>(true);
			gameObject.GetComponentsInChildren<Light>(true);
			SkinDef skin = ScriptableObject.CreateInstance<SkinDef>();
			SkinDefParams skinParams = ScriptableObject.CreateInstance<SkinDefParams>();
			skin.skinDefParams = skinParams;
			TryCatchThrow("Icon", delegate
			{
				skin.icon = assetBundle.LoadAsset<Sprite>("Assets\\SkinMods\\OperatorDiscHead\\Icons\\DIsc HeadIcon.png");
			});
			((Object)skin).name = text2;
			skin.nameToken = "BREEZY3D_SKIN_DISC_HEAD_NAME";
			skin.rootObject = gameObject;
			TryCatchThrow("Base Skins", delegate
			{
				skin.baseSkins = (SkinDef[])(object)new SkinDef[1] { ThrowIfOutOfBounds(0, "Index 0 is out of bounds of skins array", skinController.skins, 0) };
			});
			TryCatchThrow("Unlockable Name", delegate
			{
				skin.unlockableDef = ((IEnumerable<UnlockableDef>)ContentManager.unlockableDefs).FirstOrDefault((Func<UnlockableDef, bool>)((UnlockableDef def) => def.cachedName == "Disc"));
			});
			TryCatchThrow("Game Object Activations", delegate
			{
				skinParams.gameObjectActivations = Array.Empty<GameObjectActivation>();
			});
			TryCatchThrow("Renderer Infos", delegate
			{
				skinParams.rendererInfos = Array.Empty<RendererInfo>();
			});
			TryCatchThrow("Mesh Replacements", delegate
			{
				//IL_0010: Unknown result type (might be due to invalid IL or missing references)
				//IL_0068: Unknown result type (might be due to invalid IL or missing references)
				//IL_0069: Unknown result type (might be due to invalid IL or missing references)
				//IL_0072: Unknown result type (might be due to invalid IL or missing references)
				//IL_00ca: Unknown result type (might be due to invalid IL or missing references)
				//IL_00cb: Unknown result type (might be due to invalid IL or missing references)
				//IL_00d4: Unknown result type (might be due to invalid IL or missing references)
				//IL_012c: Unknown result type (might be due to invalid IL or missing references)
				//IL_012d: Unknown result type (might be due to invalid IL or missing references)
				//IL_0136: Unknown result type (might be due to invalid IL or missing references)
				//IL_018e: Unknown result type (might be due to invalid IL or missing references)
				//IL_018f: Unknown result type (might be due to invalid IL or missing references)
				//IL_0198: Unknown result type (might be due to invalid IL or missing references)
				//IL_01e2: Unknown result type (might be due to invalid IL or missing references)
				//IL_01e3: Unknown result type (might be due to invalid IL or missing references)
				skinParams.meshReplacements = (MeshReplacement[])(object)new MeshReplacement[5]
				{
					new MeshReplacement
					{
						mesh = assetBundle.LoadAsset<Mesh>("Assets\\SkinMods\\OperatorDiscHead\\Meshes\\DroneTech_Body.mesh"),
						renderer = ThrowIfNull<Renderer>(0, "There is no renderer with the name \"DroneTech_Body\"", ((IEnumerable<Renderer>)renderers).FirstOrDefault((Func<Renderer, bool>)((Renderer r) => ((Object)r).name == "DroneTech_Body")))
					},
					new MeshReplacement
					{
						mesh = assetBundle.LoadAsset<Mesh>("Assets\\SkinMods\\OperatorDiscHead\\Meshes\\DroneTech_Gun.mesh"),
						renderer = ThrowIfNull<Renderer>(1, "There is no renderer with the name \"DroneTech_Gun\"", ((IEnumerable<Renderer>)renderers).FirstOrDefault((Func<Renderer, bool>)((Renderer r) => ((Object)r).name == "DroneTech_Gun")))
					},
					new MeshReplacement
					{
						mesh = assetBundle.LoadAsset<Mesh>("Assets\\SkinMods\\OperatorDiscHead\\Meshes\\Operator_Glow_01.mesh"),
						renderer = ThrowIfNull<Renderer>(2, "There is no renderer with the name \"Operator_Glow_01\"", ((IEnumerable<Renderer>)renderers).FirstOrDefault((Func<Renderer, bool>)((Renderer r) => ((Object)r).name == "Operator_Glow_01")))
					},
					new MeshReplacement
					{
						mesh = assetBundle.LoadAsset<Mesh>("Assets\\SkinMods\\OperatorDiscHead\\Meshes\\Operator_Glow_02.mesh"),
						renderer = ThrowIfNull<Renderer>(3, "There is no renderer with the name \"Operator_Glow_02\"", ((IEnumerable<Renderer>)renderers).FirstOrDefault((Func<Renderer, bool>)((Renderer r) => ((Object)r).name == "Operator_Glow_02")))
					},
					new MeshReplacement
					{
						mesh = null,
						renderer = ThrowIfNull<Renderer>(4, "There is no renderer with the name \"Operator_Glow_04\"", ((IEnumerable<Renderer>)renderers).FirstOrDefault((Func<Renderer, bool>)((Renderer r) => ((Object)r).name == "Operator_Glow_04")))
					}
				};
			});
			TryCatchThrow("Light Infos", delegate
			{
				skinParams.lightReplacements = (LightInfo[])(object)new LightInfo[0];
			});
			TryCatchThrow("Minion Skin Replacements", delegate
			{
				skinParams.minionSkinReplacements = Array.Empty<MinionSkinReplacement>();
			});
			TryCatchThrow("Projectile Ghost Replacements", delegate
			{
				skinParams.projectileGhostReplacements = Array.Empty<ProjectileGhostReplacement>();
			});
			Array.Resize(ref skinController.skins, skinController.skins.Length + 1);
			skinController.skins[skinController.skins.Length - 1] = skin;
		}
		catch (FieldException ex)
		{
			if (ex.InnerException is ElementException ex2)
			{
				InstanceLogger.LogWarning((object)("Failed to add \"" + text2 + "\" skin to \"" + text + "\""));
				InstanceLogger.LogWarning((object)$"Field causing issue: {ex.Message}, element: {ex2.Index}");
				InstanceLogger.LogWarning((object)ex2.Message);
				InstanceLogger.LogError((object)ex.InnerException);
			}
			else
			{
				InstanceLogger.LogWarning((object)("Failed to add \"" + text2 + "\" skin to \"" + text + "\""));
				InstanceLogger.LogWarning((object)("Field causing issue: " + ex.Message));
				InstanceLogger.LogError((object)ex.InnerException);
			}
		}
		catch (Exception ex3)
		{
			InstanceLogger.LogWarning((object)("Failed to add \"" + text2 + "\" skin to \"" + text + "\""));
			InstanceLogger.LogError((object)ex3);
		}
	}

	private static T ThrowIfEquals<T>(int index, string message, T value, T expected) where T : Enum
	{
		if (value.Equals(expected))
		{
			throw new ElementException(index, message);
		}
		return value;
	}

	private static T ThrowIfOutOfBounds<T>(int index, string message, T[] array, int elementIndex) where T : class
	{
		if (array == null || array.Length <= elementIndex)
		{
			throw new ElementException(index, message);
		}
		return array[elementIndex];
	}

	private static T ThrowIfNull<T>(int index, string message, T value) where T : class
	{
		if (value == null)
		{
			throw new ElementException(index, message);
		}
		return value;
	}

	private static void TryCatchThrow(string message, Action action)
	{
		try
		{
			action?.Invoke();
		}
		catch (Exception innerException)
		{
			throw new FieldException(message, innerException);
		}
	}

	private static void TryAddComponent<T>(GameObject obj) where T : Component
	{
		if (Object.op_Implicit((Object)(object)obj) && !Object.op_Implicit((Object)(object)obj.GetComponent<T>()))
		{
			obj.AddComponent<T>();
		}
	}
}