using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using BepInEx;
using BepInEx.Logging;
using HarmonyLib;
using Microsoft.CodeAnalysis;
using SettingsMenu.Components.Pages;
using UkResolution.patches;
using UnityEngine;

[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("UkResolution")]
[assembly: AssemblyConfiguration("Debug")]
[assembly: AssemblyFileVersion("1.0.0.0")]
[assembly: AssemblyInformationalVersion("1.0.0")]
[assembly: AssemblyProduct("UkResolution")]
[assembly: AssemblyTitle("UkResolution")]
[assembly: AssemblyVersion("1.0.0.0")]
namespace Microsoft.CodeAnalysis
{
	[CompilerGenerated]
	[Embedded]
	internal sealed class EmbeddedAttribute : Attribute
	{
	}
}
namespace System.Runtime.CompilerServices
{
	[CompilerGenerated]
	[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]
	[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 UkResolution
{
	[BepInPlugin("pozdro.ultrakill.ukresolution", "Uk Resolution", "1.0.0")]
	public class Plugin : BaseUnityPlugin
	{
		internal static ManualLogSource Log;

		private void Awake()
		{
			Log = ((BaseUnityPlugin)this).Logger;
			ResolutionPatch.Initialize();
			Harmony.CreateAndPatchAll(typeof(Plugin).Assembly, (string)null);
			Log.LogInfo((object)"Plugin Uk Resolution is loaded!");
		}
	}
	internal static class PluginConfigManager
	{
		private static readonly string configPath = Path.Combine(Paths.ConfigPath, "UkResolution.cfg");

		private static void CheckConfigIntegrity()
		{
			if (!File.Exists(configPath))
			{
				Plugin.Log.LogInfo((object)"UKResolutionConfig not found, creating...");
				File.WriteAllText(configPath, "[Resolutions]\r\n640 x 480\r\n720 x 480\r\n800 x 480\r\n800 x 600\r\n1024 x 768\r\n1280 x 720\r\n1280 x 800\r\n1280 x 1024\r\n1366 x 768\r\n1440 x 900\r\n1600 x 900\r\n1600 x 1200\r\n1680 x 1050\r\n1920 x 1080\r\n1920 x 1200\r\n2048 x 1080\r\n2560 x 1080\r\n2560 x 1440\r\n2560 x 1600\r\n2880 x 1800\r\n3200 x 1800\r\n3440 x 1440\r\n3840 x 1600\r\n3840 x 2160\r\n4096 x 2160\r\n5120 x 1440\r\n5120 x 2160\r\n5120 x 2880\r\n6016 x 3384\r\n7680 x 4320\r\n8192 x 4320");
				Plugin.Log.LogInfo((object)("Created " + configPath));
			}
		}

		private static List<string> GetConfigPart(string part)
		{
			CheckConfigIntegrity();
			string[] array = File.ReadAllLines(configPath);
			bool flag = false;
			List<string> list = new List<string>();
			string[] array2 = array;
			foreach (string text in array2)
			{
				string text2 = text.Trim();
				if (string.IsNullOrWhiteSpace(text2) || text2.StartsWith("#"))
				{
					continue;
				}
				if (text2.StartsWith("["))
				{
					if (flag)
					{
						break;
					}
					flag = false;
					if (text2.Equals(part))
					{
						flag = true;
					}
				}
				else if (flag)
				{
					list.Add(text2);
				}
			}
			return list;
		}

		public static List<Resolution> LoadConfigResolutions()
		{
			//IL_00cb: Unknown result type (might be due to invalid IL or missing references)
			//IL_00e9: Unknown result type (might be due to invalid IL or missing references)
			//IL_0100: Unknown result type (might be due to invalid IL or missing references)
			//IL_0108: Unknown result type (might be due to invalid IL or missing references)
			//IL_010a: Unknown result type (might be due to invalid IL or missing references)
			//IL_010d: Unknown result type (might be due to invalid IL or missing references)
			CheckConfigIntegrity();
			List<Resolution> list = new List<Resolution>();
			List<string> configPart = GetConfigPart("[Resolutions]");
			foreach (string item2 in configPart)
			{
				string[] array = item2.Split('x');
				if (array.Length != 2)
				{
					Plugin.Log.LogWarning((object)("Invalid resolution: " + item2));
					continue;
				}
				if (!int.TryParse(array[0].Trim(), out var result))
				{
					Plugin.Log.LogWarning((object)("Invalid width: " + item2));
					continue;
				}
				if (!int.TryParse(array[1].Trim(), out var result2))
				{
					Plugin.Log.LogWarning((object)("Invalid height: " + item2));
					continue;
				}
				Resolution val = default(Resolution);
				((Resolution)(ref val)).width = result;
				((Resolution)(ref val)).height = result2;
				((Resolution)(ref val)).refreshRateRatio = new RefreshRate
				{
					numerator = 60u,
					denominator = 1u
				};
				Resolution item = val;
				list.Add(item);
			}
			return list;
		}
	}
}
namespace UkResolution.patches
{
	[HarmonyPatch]
	public static class ResolutionPatch
	{
		internal static List<Resolution> resolutions = new List<Resolution>();

		public static void Initialize()
		{
			resolutions = PluginConfigManager.LoadConfigResolutions();
			Plugin.Log.LogInfo((object)$"Loaded {resolutions.Count} resolutions from config.");
		}

		[HarmonyPatch(typeof(GraphicsSettings), "GetAvailableResolutions")]
		[HarmonyPostfix]
		private static void GetAvailableResolutions(GraphicsSettings __instance)
		{
			//IL_003c: Unknown result type (might be due to invalid IL or missing references)
			//IL_0041: Unknown result type (might be due to invalid IL or missing references)
			//IL_0044: Unknown result type (might be due to invalid IL or missing references)
			FieldInfo field = typeof(GraphicsSettings).GetField("availableResolutions", BindingFlags.Instance | BindingFlags.NonPublic);
			List<(Resolution, string)> list = (List<(Resolution, string)>)field.GetValue(__instance);
			list.Clear();
			foreach (Resolution resolution in resolutions)
			{
				Resolution current = resolution;
				list.Add((current, $"{((Resolution)(ref current)).width} x {((Resolution)(ref current)).height}"));
			}
		}

		[HarmonyPatch(typeof(GraphicsSettings), "SetResolution")]
		[HarmonyPostfix]
		private static void CheckResolution()
		{
			Plugin.Log.LogInfo((object)$"Resolution set to: {Screen.width} x {Screen.height}");
		}
	}
}