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.Versioning;
using BepInEx;
using BepInEx.Configuration;
using HarmonyLib;
using LocalTweaks;
using Microsoft.CodeAnalysis;
using RiskOfOptions;
using RiskOfOptions.OptionConfigs;
using RiskOfOptions.Options;
using RoR2;
using UnityEngine;
using UnityEngine.Networking;

[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("ScavengerBeforeLoop")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyFileVersion("1.1.0.0")]
[assembly: AssemblyInformationalVersion("1.1.0+d4d36d5759f75596df6a59e21ff454dadbe00631")]
[assembly: AssemblyProduct("ScavengerBeforeLoop")]
[assembly: AssemblyTitle("ScavengerBeforeLoop")]
[assembly: AssemblyVersion("1.1.0.0")]
[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 ScavengerBeforeLoop
{
	[BepInPlugin("com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop", "1.1.0")]
	[BepInDependency(/*Could not decode attribute arguments.*/)]
	[BepInDependency(/*Could not decode attribute arguments.*/)]
	public sealed class Plugin : BaseUnityPlugin
	{
		private enum ItemMultiplier
		{
			Double = 2,
			Triple
		}

		public const string Guid = "com.youssef.ScavengerBeforeLoop";

		public const string Name = "Scavenger Before Loop";

		private static Plugin instance;

		private ConfigEntry<bool> onePerStage;

		private ConfigEntry<int> spawnInterval;

		private ConfigEntry<int> healthPercent;

		private ConfigEntry<ItemMultiplier> itemMultiplier;

		private readonly Harmony harmony = new Harmony("com.youssef.ScavengerBeforeLoop");

		private SceneInfo trackedScene;

		private SceneInfo populatedScene;

		private CharacterSpawnCard scavenger;

		private Xoroshiro128Plus rng;

		private int spawned;

		private int failedAttempts;

		private bool spawning;

		private float nextSpawn;

		private float nextAttempt;

		private void Awake()
		{
			//IL_00be: Unknown result type (might be due to invalid IL or missing references)
			//IL_00d2: Expected O, but got Unknown
			//IL_0136: Unknown result type (might be due to invalid IL or missing references)
			//IL_014b: Unknown result type (might be due to invalid IL or missing references)
			//IL_0161: Unknown result type (might be due to invalid IL or missing references)
			//IL_016c: Expected O, but got Unknown
			//IL_016c: Expected O, but got Unknown
			//IL_016c: Expected O, but got Unknown
			//IL_0199: Unknown result type (might be due to invalid IL or missing references)
			//IL_01ae: Unknown result type (might be due to invalid IL or missing references)
			//IL_01bb: Expected O, but got Unknown
			//IL_01bb: Expected O, but got Unknown
			//IL_01ea: Unknown result type (might be due to invalid IL or missing references)
			//IL_01f6: Expected O, but got Unknown
			instance = this;
			onePerStage = TweakSettings.Checkbox(((BaseUnityPlugin)this).Config, "Scavengers", "Maximum one per stage", value: true, "Limit stage 5 to one Scavenger in total, even after it dies. Uncheck for repeated spawns until the teleporter finishes. Existing enemies are never removed.", "com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop");
			spawnInterval = TweakSettings.Slider(((BaseUnityPlugin)this).Config, "Scavengers", "Repeat interval seconds", 90, 10, 600, "Time between Scavenger spawns when the one-per-stage limit is disabled. The first one still appears on stage entry.", "com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop");
			healthPercent = TweakSettings.Slider(((BaseUnityPlugin)this).Config, "Strength", "Health percent", 100, 50, 300, "Maximum health for Scavengers on stage 5. 100 is the original value.", "com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop");
			itemMultiplier = ((BaseUnityPlugin)this).Config.Bind<ItemMultiplier>("Strength", "Item stacks", ItemMultiplier.Double, "Give stage 5 Scavengers double or triple their normal common, uncommon and legendary item stacks. Equipment is unchanged.");
			ModSettingsManager.AddOption((BaseOption)new ChoiceOption((ConfigEntryBase)(object)itemMultiplier), "com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop");
			ModSettingsManager.SetModDescription("Bring Scavengers to stage 5, control repeat spawns, and strengthen their health and items.", "com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop");
			Sprite val = SettingsIcon.Load("ScavengerBeforeLoop.SettingsIcon.png");
			if (Object.op_Implicit((Object)(object)val))
			{
				ModSettingsManager.SetModIcon(val, "com.youssef.ScavengerBeforeLoop", "Scavenger Before Loop");
			}
			try
			{
				harmony.Patch((MethodBase)AccessTools.Method(typeof(SpawnCard), "DoSpawn", (Type[])null, (Type[])null), new HarmonyMethod(typeof(Plugin), "BeforeSpawn", (Type[])null), new HarmonyMethod(typeof(Plugin), "AfterSpawn", (Type[])null), (HarmonyMethod)null, new HarmonyMethod(typeof(Plugin), "FinishSpawn", (Type[])null), (HarmonyMethod)null);
				harmony.Patch((MethodBase)AccessTools.Method(typeof(ScavengerItemGranter), "Start", (Type[])null, (Type[])null), new HarmonyMethod(typeof(Plugin), "BeforeItemGrant", (Type[])null), new HarmonyMethod(typeof(Plugin), "AfterItemGrant", (Type[])null), (HarmonyMethod)null, (HarmonyMethod)null, (HarmonyMethod)null);
				harmony.Patch((MethodBase)AccessTools.Method(typeof(CharacterBody), "RecalculateStats", (Type[])null, (Type[])null), (HarmonyMethod)null, (HarmonyMethod)null, new HarmonyMethod(typeof(Plugin), "ChangeScavengerHealth", (Type[])null), (HarmonyMethod)null, (HarmonyMethod)null);
				SceneDirector.onPostPopulateSceneServer += ScenePopulated;
				((BaseUnityPlugin)this).Logger.LogInfo((object)"Stage 5 Scavengers loaded.");
			}
			catch (Exception arg)
			{
				harmony.UnpatchSelf();
				((BaseUnityPlugin)this).Logger.LogError((object)$"Stage 5 Scavengers were not applied.\n{arg}");
				((Behaviour)this).enabled = false;
			}
		}

		private void OnDestroy()
		{
			SceneDirector.onPostPopulateSceneServer -= ScenePopulated;
			harmony.UnpatchSelf();
			if ((Object)(object)instance == (Object)(object)this)
			{
				instance = null;
			}
		}

		private void ScenePopulated(SceneDirector director)
		{
			populatedScene = SceneInfo.instance;
		}

		private bool IsTargetStage()
		{
			//IL_0039: Unknown result type (might be due to invalid IL or missing references)
			//IL_003f: Invalid comparison between Unknown and I4
			//IL_00a9: Unknown result type (might be due to invalid IL or missing references)
			//IL_00b3: Expected O, but got Unknown
			Run val = Run.instance;
			SceneDef mostRecentSceneDef = SceneCatalog.mostRecentSceneDef;
			if (!NetworkServer.active || !Object.op_Implicit((Object)(object)val) || val.stageClearCount != 4 || !Object.op_Implicit((Object)(object)SceneInfo.instance) || !Object.op_Implicit((Object)(object)mostRecentSceneDef) || (int)mostRecentSceneDef.sceneType != 1 || mostRecentSceneDef.isFinalStage || !mostRecentSceneDef.validForRandomSelection)
			{
				return false;
			}
			if ((Object)(object)trackedScene != (Object)(object)SceneInfo.instance)
			{
				trackedScene = SceneInfo.instance;
				spawned = 0;
				failedAttempts = 0;
				spawning = false;
				nextSpawn = 0f;
				nextAttempt = 0f;
				rng = new Xoroshiro128Plus(val.seed ^ 0x53434156);
			}
			return true;
		}

		private void FixedUpdate()
		{
			//IL_011e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0123: Unknown result type (might be due to invalid IL or missing references)
			//IL_0125: Unknown result type (might be due to invalid IL or missing references)
			//IL_012a: 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_0131: 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_0141: Unknown result type (might be due to invalid IL or missing references)
			//IL_014c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0154: Expected O, but got Unknown
			//IL_0161: Unknown result type (might be due to invalid IL or missing references)
			//IL_0166: Unknown result type (might be due to invalid IL or missing references)
			//IL_0172: Unknown result type (might be due to invalid IL or missing references)
			//IL_0182: Expected O, but got Unknown
			//IL_0198: Unknown result type (might be due to invalid IL or missing references)
			if (!IsTargetStage() || (Object)(object)populatedScene != (Object)(object)trackedScene || Time.fixedTime < nextSpawn || Time.fixedTime < nextAttempt || (spawned > 0 && (onePerStage.Value || TeleporterFinished())))
			{
				return;
			}
			nextAttempt = Time.fixedTime + 1f;
			CharacterBody val = null;
			foreach (CharacterBody readOnlyInstances in CharacterBody.readOnlyInstancesList)
			{
				if (Object.op_Implicit((Object)(object)readOnlyInstances) && readOnlyInstances.isPlayerControlled && Object.op_Implicit((Object)(object)readOnlyInstances.healthComponent) && readOnlyInstances.healthComponent.alive)
				{
					val = readOnlyInstances;
					break;
				}
			}
			if (!Object.op_Implicit((Object)(object)val) || !Object.op_Implicit((Object)(object)DirectorCore.instance))
			{
				return;
			}
			if (!Object.op_Implicit((Object)(object)scavenger))
			{
				scavenger = LegacyResourcesAPI.Load<CharacterSpawnCard>("SpawnCards/CharacterSpawnCards/cscScav");
			}
			if (!Object.op_Implicit((Object)(object)scavenger))
			{
				((BaseUnityPlugin)this).Logger.LogError((object)"The original cscScav spawn card could not be loaded.");
				((Behaviour)this).enabled = false;
				return;
			}
			DirectorPlacementRule val2 = new DirectorPlacementRule
			{
				placementMode = (PlacementMode)1,
				position = val.corePosition,
				minDistance = 30f,
				maxDistance = 80f,
				preventOverhead = true
			};
			DirectorSpawnRequest val3 = new DirectorSpawnRequest((SpawnCard)(object)scavenger, val2, rng)
			{
				teamIndexOverride = (TeamIndex)2,
				ignoreTeamMemberLimit = (spawned == 0)
			};
			GameObject val4 = DirectorCore.instance.TrySpawnObject(val3);
			if (!Object.op_Implicit((Object)(object)val4))
			{
				val2.placementMode = (PlacementMode)4;
				val4 = DirectorCore.instance.TrySpawnObject(val3);
			}
			if (!Object.op_Implicit((Object)(object)val4) && ++failedAttempts == 30)
			{
				((BaseUnityPlugin)this).Logger.LogWarning((object)"Still looking for a valid Scavenger spawn point on this stage.");
			}
		}

		private static bool TeleporterFinished()
		{
			if (Object.op_Implicit((Object)(object)TeleporterInteraction.instance))
			{
				return TeleporterInteraction.instance.isCharged;
			}
			return false;
		}

		private static bool IsScavenger(SpawnCard card, DirectorSpawnRequest request)
		{
			//IL_001d: Unknown result type (might be due to invalid IL or missing references)
			//IL_0020: Unknown result type (might be due to invalid IL or missing references)
			//IL_0025: Unknown result type (might be due to invalid IL or missing references)
			//IL_0086: Unknown result type (might be due to invalid IL or missing references)
			//IL_007d: Unknown result type (might be due to invalid IL or missing references)
			//IL_008c: Invalid comparison between Unknown and I4
			if (!Object.op_Implicit((Object)(object)card) || !Object.op_Implicit((Object)(object)card.prefab) || request.teamIndexOverride == (TeamIndex?)1)
			{
				return false;
			}
			CharacterMaster component = card.prefab.GetComponent<CharacterMaster>();
			if (Object.op_Implicit((Object)(object)component) && Object.op_Implicit((Object)(object)component.bodyPrefab) && ((Object)component.bodyPrefab).name == "ScavBody")
			{
				return (int)(((??)request.teamIndexOverride) ?? component.teamIndex) == 2;
			}
			return false;
		}

		private static bool BeforeSpawn(SpawnCard __instance, Vector3 position, Quaternion rotation, DirectorSpawnRequest spawnRequest, ref SpawnResult __result, out bool __state)
		{
			//IL_006d: Unknown result type (might be due to invalid IL or missing references)
			//IL_007d: 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_0085: Unknown result type (might be due to invalid IL or missing references)
			//IL_0086: Unknown result type (might be due to invalid IL or missing references)
			//IL_0093: Unknown result type (might be due to invalid IL or missing references)
			//IL_0094: Unknown result type (might be due to invalid IL or missing references)
			__state = false;
			if (!Object.op_Implicit((Object)(object)instance) || !instance.IsTargetStage() || !IsScavenger(__instance, spawnRequest))
			{
				return true;
			}
			if (instance.spawning || (instance.spawned > 0 && (instance.onePerStage.Value || Time.fixedTime < instance.nextSpawn || TeleporterFinished())))
			{
				__result = new SpawnResult
				{
					spawnRequest = spawnRequest,
					position = position,
					rotation = rotation,
					success = false
				};
				return false;
			}
			instance.spawning = true;
			__state = true;
			return true;
		}

		private static void AfterSpawn(SpawnResult __result, bool __state)
		{
			//IL_000f: Unknown result type (might be due to invalid IL or missing references)
			//IL_0017: Unknown result type (might be due to invalid IL or missing references)
			if (Object.op_Implicit((Object)(object)instance) && __state && __result.success && Object.op_Implicit((Object)(object)__result.spawnedInstance))
			{
				instance.spawned++;
				instance.failedAttempts = 0;
				instance.nextSpawn = Time.fixedTime + (float)instance.spawnInterval.Value;
			}
		}

		private static void FinishSpawn(bool __state)
		{
			if (Object.op_Implicit((Object)(object)instance) && __state)
			{
				instance.spawning = false;
			}
		}

		private static void BeforeItemGrant(ScavengerItemGranter __instance, out int[] __state)
		{
			__state = null;
			if (!NetworkServer.active || !Object.op_Implicit((Object)(object)instance) || !instance.IsTargetStage())
			{
				return;
			}
			Inventory component = ((Component)__instance).GetComponent<Inventory>();
			if (Object.op_Implicit((Object)(object)component))
			{
				__state = new int[ItemCatalog.itemCount];
				for (int i = 0; i < __state.Length; i++)
				{
					__state[i] = component.GetItemCount((ItemIndex)i);
				}
			}
		}

		private static void AfterItemGrant(ScavengerItemGranter __instance, int[] __state)
		{
			//IL_0037: 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_004b: Unknown result type (might be due to invalid IL or missing references)
			//IL_0067: Unknown result type (might be due to invalid IL or missing references)
			//IL_0054: Unknown result type (might be due to invalid IL or missing references)
			//IL_005a: Invalid comparison between Unknown and I4
			//IL_0079: Unknown result type (might be due to invalid IL or missing references)
			//IL_005e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0064: Invalid comparison between Unknown and I4
			if (__state == null || !Object.op_Implicit((Object)(object)instance))
			{
				return;
			}
			Inventory component = ((Component)__instance).GetComponent<Inventory>();
			if (!Object.op_Implicit((Object)(object)component))
			{
				return;
			}
			int num = (int)(instance.itemMultiplier.Value - 1);
			for (int i = 0; i < __state.Length; i++)
			{
				ItemIndex val = (ItemIndex)i;
				ItemDef itemDef = ItemCatalog.GetItemDef(val);
				if (Object.op_Implicit((Object)(object)itemDef) && ((int)itemDef.tier == 0 || (int)itemDef.tier == 1 || (int)itemDef.tier == 2))
				{
					int num2 = component.GetItemCount(val) - __state[i];
					if (num2 > 0)
					{
						component.GiveItem(val, num2 * num);
					}
				}
			}
		}

		private static IEnumerable<CodeInstruction> ChangeScavengerHealth(IEnumerable<CodeInstruction> instructions)
		{
			//IL_004f: Unknown result type (might be due to invalid IL or missing references)
			//IL_0055: Expected O, but got Unknown
			//IL_00a4: Unknown result type (might be due to invalid IL or missing references)
			//IL_00ae: Expected O, but got Unknown
			List<CodeInstruction> list = instructions.ToList();
			MethodInfo setter = AccessTools.PropertySetter(typeof(CharacterBody), "maxHealth");
			int num = list.FindIndex((CodeInstruction instruction) => CodeInstructionExtensions.Calls(instruction, setter));
			if (num < 0)
			{
				throw new InvalidOperationException("The maximum-health calculation could not be found.");
			}
			CodeInstruction val = new CodeInstruction(OpCodes.Ldarg_0, (object)null);
			val.labels.AddRange(list[num].labels);
			list[num].labels.Clear();
			list.Insert(num, val);
			list.Insert(num + 1, new CodeInstruction(OpCodes.Call, (object)AccessTools.Method(typeof(Plugin), "ScaleScavengerHealth", (Type[])null, (Type[])null)));
			return list;
		}

		private static float ScaleScavengerHealth(float value, CharacterBody body)
		{
			//IL_002e: 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)
			if (!Object.op_Implicit((Object)(object)instance) || !Object.op_Implicit((Object)(object)body) || !Object.op_Implicit((Object)(object)Run.instance) || Run.instance.stageClearCount != 4 || body.bodyIndex != BodyCatalog.FindBodyIndex("ScavBody"))
			{
				return value;
			}
			return value * (float)instance.healthPercent.Value / 100f;
		}
	}
	internal static class SettingsIcon
	{
		internal static Sprite Load(string resourceName)
		{
			//IL_0051: Unknown result type (might be due to invalid IL or missing references)
			//IL_0057: Expected O, but got Unknown
			//IL_0089: Unknown result type (might be due to invalid IL or missing references)
			//IL_0098: Unknown result type (might be due to invalid IL or missing references)
			using Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(resourceName);
			if (stream == null)
			{
				return null;
			}
			byte[] array = new byte[stream.Length];
			int num;
			for (int i = 0; i < array.Length; i += num)
			{
				num = stream.Read(array, i, array.Length - i);
				if (num == 0)
				{
					throw new EndOfStreamException(resourceName);
				}
			}
			Texture2D val = new Texture2D(2, 2, (TextureFormat)4, false);
			if (!ImageConversion.LoadImage(val, array))
			{
				return null;
			}
			((Object)val).name = "ScavengerBeforeLoop settings icon";
			return Sprite.Create(val, new Rect(0f, 0f, (float)((Texture)val).width, (float)((Texture)val).height), new Vector2(0.5f, 0.5f));
		}
	}
}
namespace LocalTweaks
{
	internal static class PatchTools
	{
		internal static MethodInfo Method(string type, string name)
		{
			Type type2 = AccessTools.TypeByName(type);
			if (!(type2 == null))
			{
				return AccessTools.DeclaredMethod(type2, name, (Type[])null, (Type[])null) ?? throw new MissingMethodException(type, name);
			}
			throw new TypeLoadException(type);
		}

		internal static IEnumerable<CodeInstruction> ReplaceFloat(IEnumerable<CodeInstruction> source, float value, MethodInfo replacement)
		{
			List<CodeInstruction> list = source.ToList();
			List<CodeInstruction> list2 = list.Where((CodeInstruction x) => x.opcode == OpCodes.Ldc_R4 && x.operand is float num && Math.Abs(num - value) < 1E-06f).ToList();
			if (list2.Count != 1)
			{
				throw new InvalidOperationException($"Expected one {value} constant, found {list2.Count}.");
			}
			list2[0].opcode = OpCodes.Call;
			list2[0].operand = replacement;
			return list;
		}
	}
	internal static class TweakSettings
	{
		internal static ConfigEntry<int> Slider(ConfigFile file, string section, string name, int value, int min, int max, string description, string guid, string modName)
		{
			//IL_0014: Unknown result type (might be due to invalid IL or missing references)
			//IL_001e: Expected O, but got Unknown
			//IL_001f: Unknown result type (might be due to invalid IL or missing references)
			//IL_0024: Unknown result type (might be due to invalid IL or missing references)
			//IL_002c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0039: Expected O, but got Unknown
			//IL_0034: Unknown result type (might be due to invalid IL or missing references)
			//IL_0042: Expected O, but got Unknown
			ConfigEntry<int> obj = file.Bind<int>(section, name, value, new ConfigDescription(description, (AcceptableValueBase)(object)new AcceptableValueRange<int>(min, max), Array.Empty<object>()));
			ModSettingsManager.AddOption((BaseOption)new IntSliderOption(obj, new IntSliderConfig
			{
				min = min,
				max = max
			}), guid, modName);
			return obj;
		}

		internal static ConfigEntry<bool> Checkbox(ConfigFile file, string section, string name, bool value, string description, string guid, string modName)
		{
			//IL_000c: Unknown result type (might be due to invalid IL or missing references)
			//IL_001a: Expected O, but got Unknown
			ConfigEntry<bool> obj = file.Bind<bool>(section, name, value, description);
			ModSettingsManager.AddOption((BaseOption)new CheckBoxOption(obj), guid, modName);
			return obj;
		}
	}
}