using System;
using System.Diagnostics;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using System.Security;
using System.Security.Permissions;
using BepInEx;
using BepInEx.Configuration;
using IL.RoR2;
using Microsoft.CodeAnalysis;
using Mono.Cecil.Cil;
using MonoMod.Cil;
using RoR2;

[assembly: CompilationRelaxations(8)]
[assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)]
[assembly: Debuggable(DebuggableAttribute.DebuggingModes.Default | DebuggableAttribute.DebuggingModes.DisableOptimizations | DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints | DebuggableAttribute.DebuggingModes.EnableEditAndContinue)]
[assembly: TargetFramework(".NETStandard,Version=v2.1", FrameworkDisplayName = ".NET Standard 2.1")]
[assembly: AssemblyCompany("HyperbolicSpeedScaling")]
[assembly: AssemblyConfiguration("Debug")]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyInformationalVersion("1.0.0")]
[assembly: AssemblyProduct("HyperbolicSpeedScaling")]
[assembly: AssemblyTitle("HyperbolicSpeedScaling")]
[assembly: SecurityPermission(SecurityAction.RequestMinimum, SkipVerification = true)]
[assembly: AssemblyVersion("1.0.0.0")]
[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 HyperbolicSpeedScaling
{
	[BepInPlugin("HIFU.HyperbolicSpeedScaling", "HyperbolicSpeedScaling", "1.0.0")]
	public class Main : BaseUnityPlugin
	{
		public const string PluginGUID = "HIFU.HyperbolicSpeedScaling";

		public const string PluginAuthor = "HIFU";

		public const string PluginName = "HyperbolicSpeedScaling";

		public const string PluginVersion = "1.0.0";

		public static ConfigEntry<float> maxValue { get; set; }

		public void Awake()
		{
			//IL_002d: Unknown result type (might be due to invalid IL or missing references)
			//IL_0037: Expected O, but got Unknown
			maxValue = ((BaseUnityPlugin)this).Config.Bind<float>("General", "Speed Scaling", 40f, "This is the value that all speed increases will approach, but never reach. It is not the percentage value, but a total value in meters per second. Most survivors walk at 7m/s and sprint at 10.15m/s.");
			CharacterBody.RecalculateStats += new Manipulator(CharacterBody_RecalculateStats);
		}

		private void CharacterBody_RecalculateStats(ILContext il)
		{
			//IL_0002: Unknown result type (might be due to invalid IL or missing references)
			//IL_0008: Expected O, but got Unknown
			ILCursor val = new ILCursor(il);
			int num = default(int);
			if (val.TryGotoNext((MoveType)0, new Func<Instruction, bool>[2]
			{
				(Instruction x) => ILPatternMatchingExt.MatchLdloc(x, ref num),
				(Instruction x) => ILPatternMatchingExt.MatchCallOrCallvirt<CharacterBody>(x, "set_moveSpeed")
			}))
			{
				int index = val.Index;
				val.Index = index + 1;
				val.EmitDelegate<Func<float, float>>((Func<float, float>)delegate(float orig)
				{
					orig = Math.Min(orig, GetHyperbolic(orig, maxValue.Value, orig));
					return orig;
				});
			}
			else
			{
				((BaseUnityPlugin)this).Logger.LogError((object)"Failed to apply Hyperbolic Speed Increase hook");
			}
		}

		private float GetHyperbolic(float firstStack, float cap, float chance)
		{
			if (firstStack >= cap)
			{
				return cap * (chance / firstStack);
			}
			float num = chance / firstStack;
			float num2 = 100f * firstStack / (cap - firstStack);
			return cap * (1f - 100f / (num * num2 + 100f));
		}
	}
}