using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Reflection.Emit;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using System.Security;
using System.Security.Permissions;
using BepInEx;
using BepInEx.Configuration;
using BepInEx.Logging;
using GameNetcodeStuff;
using HarmonyLib;
using Microsoft.CodeAnalysis;

[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("v49Jetpacks")]
[assembly: AssemblyConfiguration("Release")]
[assembly: AssemblyDescription("Restores attributes of the jetpack from v49")]
[assembly: AssemblyFileVersion("1.0.1.0")]
[assembly: AssemblyInformationalVersion("1.0.1")]
[assembly: AssemblyProduct("v49Jetpacks")]
[assembly: AssemblyTitle("v49Jetpacks")]
[assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)]
[assembly: AssemblyVersion("1.0.1.0")]
[module: UnverifiableCode]
[module: RefSafetyRules(11)]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.Embedded]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[Microsoft.CodeAnalysis.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 v49Jetpacks
{
	[BepInPlugin("butterystancakes.lethalcompany.v49jetpacks", "v49 Jetpacks", "1.0.1")]
	public class Plugin : BaseUnityPlugin
	{
		private const string PLUGIN_GUID = "butterystancakes.lethalcompany.v49jetpacks";

		private const string PLUGIN_NAME = "v49 Jetpacks";

		private const string PLUGIN_VERSION = "1.0.1";

		internal static ManualLogSource Logger;

		internal static ConfigEntry<bool> configMidairCrashing;

		internal static ConfigEntry<int> configBatteryLife;

		private void Awake()
		{
			//IL_0052: Unknown result type (might be due to invalid IL or missing references)
			//IL_005c: Expected O, but got Unknown
			//IL_0071: Unknown result type (might be due to invalid IL or missing references)
			configMidairCrashing = ((BaseUnityPlugin)this).Config.Bind<bool>("Tweaking", "Mid-air Crashing", true, "Jetpacks exploding from \"overheating\" was actually caused by a bug that caused the player to crash into themselves or invisible triggers once the jetpack reached a certain speed, even in open space. This bug was fixed in v50, but you should leave this setting enabled if you want v49 authenticity.");
			configBatteryLife = ((BaseUnityPlugin)this).Config.Bind<int>("Tweaking", "Battery Life", 60, new ConfigDescription("The battery life of the jetpack in seconds. v49 is 60s. v50 final uses 50s. Nerfed jetpacks (v50 beta) used 40s.", (AcceptableValueBase)(object)new AcceptableValueList<int>(new int[3] { 60, 50, 40 }), Array.Empty<object>()));
			Logger = ((BaseUnityPlugin)this).Logger;
			new Harmony("butterystancakes.lethalcompany.v49jetpacks").PatchAll();
			Logger.LogInfo((object)"v49 Jetpacks v1.0.1 loaded");
		}
	}
	[HarmonyPatch]
	internal class v49JetpacksPatches
	{
		[HarmonyPatch(typeof(JetpackItem), "EquipItem")]
		[HarmonyPostfix]
		private static void EquipJetpack(JetpackItem __instance)
		{
			((GrabbableObject)__instance).itemProperties.batteryUsage = Plugin.configBatteryLife.Value;
			__instance.jetpackDeaccelleration = 75f;
		}

		[HarmonyPatch(typeof(JetpackItem), "Update")]
		[HarmonyTranspiler]
		private static IEnumerable<CodeInstruction> JetpackUpdate(IEnumerable<CodeInstruction> instructions)
		{
			List<CodeInstruction> list = instructions.ToList();
			for (int i = 1; i < list.Count - 1; i++)
			{
				if (list[i].opcode == OpCodes.Ldc_R4 && (float)list[i].operand == 50f && list[i + 1].opcode == OpCodes.Mul)
				{
					list[i].operand = 1f;
					Plugin.Logger.LogInfo((object)"Reduced force change factor from 50x to 1x");
				}
				else if (list[i].opcode == OpCodes.Ldc_I4_1 && Plugin.configMidairCrashing.Value && list[i - 1].opcode == OpCodes.Ldfld && (FieldInfo)list[i - 1].operand == typeof(StartOfRound).GetField("allPlayersCollideWithMask", BindingFlags.Instance | BindingFlags.Public))
				{
					list[i].opcode = OpCodes.Ldc_I4_2;
					Plugin.Logger.LogInfo((object)"Re-enabled collision with triggers (this will cause \"overheat explosions\" to occur)");
				}
				else
				{
					if (!(list[i].opcode == OpCodes.Brfalse) || !(list[i - 1].opcode == OpCodes.Ldfld) || !((FieldInfo)list[i - 1].operand == typeof(PlayerControllerB).GetField("jetpackControls", BindingFlags.Instance | BindingFlags.Public)))
					{
						continue;
					}
					int num = -1;
					for (int j = i + 1; j < list.Count - 3; j++)
					{
						if (list[j].opcode == OpCodes.Ldarg_0 && list[j + 2].opcode == OpCodes.Stfld && (FieldInfo)list[j + 2].operand == typeof(JetpackItem).GetField("forces", BindingFlags.Instance | BindingFlags.NonPublic))
						{
							num = j + 3;
						}
					}
					if (num > i)
					{
						object obj = null;
						for (int k = i + 1; k < num - 3; k++)
						{
							if (obj == null && (list[k].opcode == OpCodes.Ble_Un || list[k].opcode == OpCodes.Brfalse))
							{
								obj = list[k].operand;
							}
							list[k].opcode = OpCodes.Nop;
						}
						list[i].opcode = OpCodes.Brtrue;
						list[i].operand = obj;
						Plugin.Logger.LogInfo((object)"Patched out grounded check (this will allow sliding along terrain again)");
					}
					else
					{
						Plugin.Logger.LogError((object)"Unable to find isGrounded condition (has JetpackItem been updated?)");
					}
				}
			}
			return list;
		}
	}
	public static class PluginInfo
	{
		public const string PLUGIN_GUID = "v49Jetpacks";

		public const string PLUGIN_NAME = "v49Jetpacks";

		public const string PLUGIN_VERSION = "1.0.1";
	}
}