using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using BepInEx;
using BepInEx.Configuration;
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("HZ_FoodContainer")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyInformationalVersion("1.0.0")]
[assembly: AssemblyProduct("HZ_FoodContainer")]
[assembly: AssemblyTitle("HZ_FoodContainer")]
[assembly: AssemblyVersion("1.0.0.0")]
[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 HZ_FoodContainer
{
	[BepInPlugin("hz.valheim.foodcontainer", "HZ_FoodContainer", "1.0.0")]
	public class HZFoodContainerPlugin : BaseUnityPlugin
	{
		public const string PluginGUID = "hz.valheim.foodcontainer";

		public const string PluginName = "HZ_FoodContainer";

		public const string PluginVersion = "1.0.0";

		internal const string BarrelPrefabName = "piece_chest_barrel";

		internal static ConfigEntry<bool> OnlyTamedAnimals;

		internal static ConfigEntry<float> SearchRadius;

		internal static ConfigEntry<float> SearchInterval;

		private void Awake()
		{
			//IL_006d: Unknown result type (might be due to invalid IL or missing references)
			OnlyTamedAnimals = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "OnlyTamedAnimals", true, "Se true, só animais já domesticados usam o barril como alimentador (uso para procriação). Se false, animais selvagens também podem comer dele.");
			SearchRadius = ((BaseUnityPlugin)this).Config.Bind<float>("General", "SearchRadius", 10f, "Raio (em metros) em que o animal consegue 'enxergar' o barril como fonte de comida.");
			SearchInterval = ((BaseUnityPlugin)this).Config.Bind<float>("General", "SearchInterval", 10f, "Intervalo (em segundos) entre buscas por um barril próximo.");
			new Harmony("hz.valheim.foodcontainer").PatchAll();
		}
	}
	internal class FeederState
	{
		public Container TargetContainer;

		public string TargetItemName;

		public float SearchTimer;
	}
	[HarmonyPatch(typeof(MonsterAI), "UpdateConsumeItem")]
	public static class MonsterAI_UpdateConsumeItem_FeederPatch
	{
		private static readonly ConditionalWeakTable<MonsterAI, FeederState> States = new ConditionalWeakTable<MonsterAI, FeederState>();

		private static void Postfix(MonsterAI __instance, Humanoid humanoid, float dt, ref bool __result)
		{
			if (!__result && __instance.m_consumeItems != null && __instance.m_consumeItems.Count != 0)
			{
				Tameable component = ((Component)__instance).GetComponent<Tameable>();
				if (!HZFoodContainerPlugin.OnlyTamedAnimals.Value || (!((Object)(object)component == (Object)null) && component.IsTamed()))
				{
					FeederState orCreateValue = States.GetOrCreateValue(__instance);
					__result = UpdateFeederConsume(__instance, humanoid, component, orCreateValue, dt);
				}
			}
		}

		private static bool UpdateFeederConsume(MonsterAI ai, Humanoid humanoid, Tameable tameable, FeederState state, float dt)
		{
			//IL_00b0: Unknown result type (might be due to invalid IL or missing references)
			//IL_00b5: Unknown result type (might be due to invalid IL or missing references)
			//IL_00b9: Unknown result type (might be due to invalid IL or missing references)
			//IL_00c8: Unknown result type (might be due to invalid IL or missing references)
			//IL_00cf: Unknown result type (might be due to invalid IL or missing references)
			if ((Object)(object)tameable != (Object)null && tameable.IsTamed() && !tameable.IsHungry())
			{
				state.TargetContainer = null;
				return false;
			}
			if ((Object)(object)state.TargetContainer != (Object)null)
			{
				ZNetView component = ((Component)state.TargetContainer).GetComponent<ZNetView>();
				if ((Object)(object)component == (Object)null || !component.IsValid())
				{
					state.TargetContainer = null;
				}
			}
			state.SearchTimer += dt;
			if ((Object)(object)state.TargetContainer == (Object)null && state.SearchTimer > HZFoodContainerPlugin.SearchInterval.Value)
			{
				state.SearchTimer = 0f;
				FindFeederTarget(ai, state);
			}
			if ((Object)(object)state.TargetContainer == (Object)null)
			{
				return false;
			}
			Vector3 position = ((Component)state.TargetContainer).transform.position;
			if (MoveToViaTraverse(ai, dt, position, ai.m_consumeRange))
			{
				LookAtViaTraverse(ai, position);
				if (IsLookingAtViaTraverse(ai, position, 20f))
				{
					TryConsumeFromContainer(ai, humanoid, state);
				}
			}
			return true;
		}

		private static void FindFeederTarget(MonsterAI ai, FeederState state)
		{
			//IL_0022: 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)
			//IL_0096: Unknown result type (might be due to invalid IL or missing references)
			int mask = LayerMask.GetMask(new string[2] { "piece", "piece_nonsolid" });
			Collider[] array = Physics.OverlapSphere(((Component)ai).transform.position, HZFoodContainerPlugin.SearchRadius.Value, mask);
			Container targetContainer = null;
			string targetItemName = null;
			float num = float.MaxValue;
			Collider[] array2 = array;
			for (int i = 0; i < array2.Length; i++)
			{
				Container componentInParent = ((Component)array2[i]).GetComponentInParent<Container>();
				if ((Object)(object)componentInParent == (Object)null || Utils.GetPrefabName(((Component)componentInParent).gameObject) != "piece_chest_barrel")
				{
					continue;
				}
				string text = FindFirstMatchingItem(ai, componentInParent);
				if (text != null)
				{
					float num2 = Vector3.Distance(((Component)ai).transform.position, ((Component)componentInParent).transform.position);
					if (num2 < num)
					{
						num = num2;
						targetContainer = componentInParent;
						targetItemName = text;
					}
				}
			}
			state.TargetContainer = targetContainer;
			state.TargetItemName = targetItemName;
		}

		private static string FindFirstMatchingItem(MonsterAI ai, Container container)
		{
			Inventory inventory = container.GetInventory();
			if (inventory == null)
			{
				return null;
			}
			foreach (ItemData allItem in inventory.GetAllItems())
			{
				foreach (ItemDrop consumeItem in ai.m_consumeItems)
				{
					if ((Object)(object)consumeItem != (Object)null && consumeItem.m_itemData.m_shared.m_name == allItem.m_shared.m_name)
					{
						return allItem.m_shared.m_name;
					}
				}
			}
			return null;
		}

		private static void TryConsumeFromContainer(MonsterAI ai, Humanoid humanoid, FeederState state)
		{
			//IL_007e: Unknown result type (might be due to invalid IL or missing references)
			//IL_0083: Unknown result type (might be due to invalid IL or missing references)
			Container targetContainer = state.TargetContainer;
			if ((Object)(object)targetContainer == (Object)null)
			{
				return;
			}
			Inventory inventory = targetContainer.GetInventory();
			if (inventory == null)
			{
				state.TargetContainer = null;
				return;
			}
			ItemData val = ((IEnumerable<ItemData>)inventory.GetAllItems()).FirstOrDefault((Func<ItemData, bool>)((ItemData i) => ai.m_consumeItems.Any((ItemDrop c) => (Object)(object)c != (Object)null && c.m_itemData.m_shared.m_name == i.m_shared.m_name)));
			if (val == null)
			{
				state.TargetContainer = null;
				return;
			}
			ZNetView component = ((Component)targetContainer).GetComponent<ZNetView>();
			if (component != null)
			{
				component.ClaimOwnership();
			}
			inventory.RemoveItem(val, 1);
			humanoid.m_consumeItemEffects.Create(((Component)ai).transform.position, Quaternion.identity, (Transform)null, 1f, -1);
			Character component2 = ((Component)ai).GetComponent<Character>();
			if (component2 != null)
			{
				ZSyncAnimation zAnim = component2.GetZAnim();
				if (zAnim != null)
				{
					zAnim.SetTrigger("consume");
				}
			}
			ai.m_onConsumedItem?.Invoke(null);
			state.TargetContainer = null;
		}

		private static bool MoveToViaTraverse(MonsterAI ai, float dt, Vector3 point, float dist)
		{
			//IL_001c: Unknown result type (might be due to invalid IL or missing references)
			return Traverse.Create((object)ai).Method("MoveTo", new object[4] { dt, point, dist, false }).GetValue<bool>();
		}

		private static void LookAtViaTraverse(MonsterAI ai, Vector3 point)
		{
			//IL_0013: Unknown result type (might be due to invalid IL or missing references)
			Traverse.Create((object)ai).Method("LookAt", new object[1] { point }).GetValue();
		}

		private static bool IsLookingAtViaTraverse(MonsterAI ai, Vector3 point, float minAngle)
		{
			//IL_0013: Unknown result type (might be due to invalid IL or missing references)
			return Traverse.Create((object)ai).Method("IsLookingAt", new object[3] { point, minAngle, false }).GetValue<bool>();
		}
	}
}