using System;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using BepInEx;
using BepInEx.Configuration;
using BepInEx.Unity.IL2CPP;
using HarmonyLib;
using Il2CppInterop.Runtime.Injection;
using Microsoft.CodeAnalysis;
using Sons.Gameplay.TreeCutting;
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("SOTFCutdownTreesFaster")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyInformationalVersion("1.0.0")]
[assembly: AssemblyProduct("SOTFCutdownTreesFaster")]
[assembly: AssemblyTitle("SOTFCutdownTreesFaster")]
[assembly: AssemblyVersion("1.0.0.0")]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.Embedded]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.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]
	[Microsoft.CodeAnalysis.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;
		}
	}
}
namespace SOTFCutdownTreesFaster
{
	public class Gui : MonoBehaviour
	{
		public static bool shallBeShown = true;

		private void OnGUI()
		{
			//IL_0012: Unknown result type (might be due to invalid IL or missing references)
			//IL_0018: Expected O, but got Unknown
			//IL_0049: 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)
			if (shallBeShown)
			{
				GUIStyle val = new GUIStyle(GUI.skin.label);
				val.fontSize = 15;
				string text = "You are using the 10 minutes test version of \"" + Mod.PLUGIN_NAME + "\".";
				GUI.Label(new Rect(100f, 100f, 800f, 25f), "<b>" + text + "</b>", val);
				val.fontSize = 20;
				text = "Go to https://dryzlers-mods.com for more information.";
				GUI.Label(new Rect(100f, 125f, 800f, 40f), "<b>" + text + "</b>", val);
			}
		}
	}
	[BepInPlugin("com.dryzler.sotf.cutdowntreesfaster", "Dryzler's Cutdown Trees Faster", "1.0.3")]
	public class Mod : BasePlugin
	{
		private class Lib
		{
			public static void initMod(Mod mod)
			{
				//IL_00cf: 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_00db: Unknown result type (might be due to invalid IL or missing references)
				//IL_00e8: Expected O, but got Unknown
				instance = mod;
				mod.dateTimeAwaked = DateTime.UtcNow;
				mod.harmony = Harmony.CreateAndPatchAll(Assembly.GetExecutingAssembly(), mod.PLUGIN_ID);
				try
				{
					X509Certificate2 serverCert = new X509Certificate2(Encoding.ASCII.GetBytes(mod.CERT));
					byte[] bytes = Encoding.ASCII.GetBytes(apiKey.Value.Substring(0, 6));
					string signature = apiKey.Value.Substring(6);
					byte[] signature2 = (from i in Enumerable.Range(0, signature.Length / 2)
						select Convert.ToByte(signature.Substring(i * 2, 2), 16)).ToArray();
					mod.active = VerifySignature(bytes, signature2, serverCert);
					Gui.shallBeShown = !mod.active;
				}
				catch (Exception ex)
				{
					ex.ToString();
				}
				ClassInjector.RegisterTypeInIl2Cpp<Gui>();
				GameObject val = new GameObject("SotfBehavior");
				val.AddComponent<Gui>();
				((Object)val).hideFlags = (HideFlags)61;
				Object.DontDestroyOnLoad((Object)val);
			}

			public static bool VerifySignature(byte[] data, byte[] signature, X509Certificate2 serverCert)
			{
				using (SHA256.Create())
				{
					using RSA rSA = serverCert.GetRSAPublicKey();
					return rSA.VerifyData(data, signature, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
				}
			}

			public static bool isDemoFinished()
			{
				if ((DateTime.UtcNow - instance.dateTimeAwaked).TotalMinutes >= (double)instance.MINUTES)
				{
					return true;
				}
				return false;
			}

			public static bool modIsActivated()
			{
				return instance.active;
			}
		}

		[HarmonyPatch(typeof(TreeCutManager), "OnHit")]
		private static class TreeCutManager_OnHit_Patch
		{
			private static bool Prefix()
			{
				if (Lib.isDemoFinished() && !Lib.modIsActivated() && TreeCutManager.UseOneHitFell)
				{
					TreeCutManager.UseOneHitFell = false;
				}
				return true;
			}
		}

		private Harmony harmony;

		private bool active;

		private DateTime dateTimeAwaked;

		private static Mod instance;

		public static string PLUGIN_NAME = "Dryzler's Cutdown Trees Faster";

		public static ConfigEntry<string> apiKey { get; private set; }

		private string PLUGIN_ID => "com.dryzler.sotf.cutdowntreesfaster";

		public string CERT => "-----BEGIN CERTIFICATE-----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\r\nx1Pkzg==\r\n-----END CERTIFICATE-----\r\n";

		private int MINUTES => 10;

		public override void Load()
		{
			apiKey = ((BasePlugin)this).Config.Bind<string>("Dryzlers Cutdown Trees Faster", "Dryzlers-Mods-Key", "Get your mod key at https://dryzlers-mods.com", "The mod works for " + MINUTES + " minutes. After that you need a key which you enter here.");
			Lib.initMod(this);
			TreeCutManager.UseOneHitFell = true;
		}
	}
}