using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Reflection;
using System.Text;
using TechbloxModdingAPI.App;
using HarmonyLib;
using IllusionInjector;
// test
using RobocraftX.FrontEnd;
using Unity.Mathematics;
using UnityEngine;
using RobocraftX.Common.Input;
using Svelto.Tasks;
using Svelto.Tasks.Lean;
using TechbloxModdingAPI.Blocks;
using TechbloxModdingAPI.Commands;
using TechbloxModdingAPI.Input;
using TechbloxModdingAPI.Players;
using TechbloxModdingAPI.Tasks;
using TechbloxModdingAPI.Utility;

namespace TechbloxModdingAPI.Tests
{
#if DEBUG
    // unused by design
    /// <summary>
    /// Modding API implemented as a standalone IPA Plugin.
    /// Ideally, TechbloxModdingAPI should be loaded by another mod; not itself
    /// </summary>
    class TechbloxModdingAPIPluginTest : IllusionPlugin.IEnhancedPlugin
    {

        private static Harmony harmony { get; set; }

        public override string Name { get; } = Assembly.GetExecutingAssembly().GetName().Name;

        public override string Version { get; } = Assembly.GetExecutingAssembly().GetName().Version.ToString();

        public string HarmonyID { get; } = "org.git.exmods.modtainers.techbloxmoddingapi";

        public override void OnApplicationQuit()
        {
            Main.Shutdown();
        }

		public override void OnApplicationStart()
		{
			FileLog.Reset();
			Harmony.DEBUG = true;
			Main.Init();
			Logging.MetaDebugLog($"Version group id {ApiExclusiveGroups.versionGroup}");
			// disable background music
			Logging.MetaDebugLog("Audio Mixers: " + string.Join(",", AudioTools.GetMixers()));
			//AudioTools.SetVolume(0.0f, "Music"); // The game now sets this from settings again after this is called :(

			//Utility.VersionTracking.Enable();//(very) unstable

			// debug/test handlers
			Client.EnterMenu += (sender, args) => throw new Exception("Test handler always throws an exception!");
			Client.EnterMenu += (sender, args) => Console.WriteLine("EnterMenu handler after erroring handler");
			Game.Enter += (s, a) =>
			{
				Player.LocalPlayer.SeatEntered += (sender, args) =>
					Console.WriteLine($"Player {Player.LocalPlayer} entered seat {args.Seat}");
				Player.LocalPlayer.SeatExited += (sender, args) =>
					Console.WriteLine($"Player {Player.LocalPlayer} exited seat {args.Seat}");
			};

			// debug/test commands
			if (Dependency.Hell("ExtraCommands"))
			{
				CommandBuilder.Builder()
							  .Name("Exit")
							  .Description("Close Techblox immediately, without any prompts")
							  .Action(() => { UnityEngine.Application.Quit(); })
							  .Build();

				CommandBuilder.Builder()
							  .Name("SetFOV")
							  .Description("Set the player camera's field of view")
							  .Action((float d) => { UnityEngine.Camera.main.fieldOfView = d; })
							  .Build();

				CommandBuilder.Builder()
					.Name("MoveLastBlock")
					.Description("Move the most-recently-placed block, and any connected blocks by the given offset")
					.Action((float x, float y, float z) =>
					{
						if (GameState.IsBuildMode())
							foreach (var block in Block.GetLastPlacedBlock().GetConnectedCubes())
								block.Position += new Unity.Mathematics.float3(x, y, z);
						else
							Logging.CommandLogError("Blocks can only be moved in Build mode!");
					}).Build();

				CommandBuilder.Builder()
							  .Name("PlaceAluminium")
							  .Description("Place a block of aluminium at the given coordinates")
							  .Action((float x, float y, float z) =>
							  {
								  var block = Block.PlaceNew(BlockIDs.Cube, new float3(x, y, z), force: true);
								  Logging.CommandLog("Block placed with type: " + block.Type);
							  })
							  .Build();

				CommandBuilder.Builder()
					.Name("PlaceAluminiumLots")
					.Description("Place a lot of blocks of aluminium at the given coordinates")
					.Action((float x, float y, float z) =>
					{
						Logging.CommandLog("Starting...");
						var sw = Stopwatch.StartNew();
						for (int i = 0; i < 100; i++)
							for (int j = 0; j < 100; j++)
								Block.PlaceNew(BlockIDs.Cube, new float3(x + i, y, z + j));
						sw.Stop();
						Logging.CommandLog("Finished in " + sw.ElapsedMilliseconds + "ms");
					})
					.Build();

				Block b = null;
				CommandBuilder.Builder("moveBlockInSim", "Run in build mode first while looking at a block, then in sim to move it up")
					.Action(() =>
					{
						if (b == null)
						{
							b = new Player(PlayerType.Local).GetBlockLookedAt();
							Logging.CommandLog("Block saved: " + b);
						}
						else
							Logging.CommandLog("Block moved to: " + (b.GetSimBody().Position += new float3(0, 2, 0)));
					}).Build();

				CommandBuilder.Builder("Error", "Throw an error to make sure SimpleCustomCommandEngine's wrapper catches it.")
					.Action(() => { throw new Exception("Error Command always throws an error"); })
					.Build();

				CommandBuilder.Builder("ColorBlock",
						"Change color of the block looked at if there's any.")
					.Action<string>(str =>
					{
						if (!Enum.TryParse(str, out BlockColors color))
						{
							Logging.CommandLog("Color " + str + " not found! Interpreting as 4 color values.");
							var s = str.Split(' ');
							new Player(PlayerType.Local).GetBlockLookedAt().CustomColor = new float4(float.Parse(s[0]),
								float.Parse(s[1]), float.Parse(s[2]), float.Parse(s[3]));
							return;
						}

						new Player(PlayerType.Local).GetBlockLookedAt().Color = color;
						Logging.CommandLog("Colored block to " + color);

					}).Build();

				CommandBuilder.Builder("MoveBlockByID", "Gets a block based on its object identifier and teleports it up.")
					.Action<char>(ch =>
					{
						foreach (var body in SimBody.GetFromObjectID(ch))
						{
							Logging.CommandLog("SimBody: " + body);
							body.Position += new float3(0, 10, 0);
							foreach (var bodyConnectedBody in body.GetConnectedBodies())
							{
								Logging.CommandLog("Moving " + bodyConnectedBody);
								bodyConnectedBody.Position += new float3(0, 10, 0);
							}
						}
					}).Build();

				CommandBuilder.Builder("TestChunkHealth", "Sets the chunk looked at to the given health.")
					.Action((float val, float max) =>
					{
						var body = new Player(PlayerType.Local).GetSimBodyLookedAt();
						if (body == null) return;
						body.CurrentHealth = val;
						body.InitialHealth = max;
						Logging.CommandLog("Health set to: " + val);
					}).Build();

				CommandBuilder.Builder("placeBlockGroup", "Places some blocks in a group")
					.Action((float x, float y, float z) =>
					{
						var pos = new float3(x, y, z);
						var group = BlockGroup.Create(new Block(BlockIDs.Cube, pos) {Color = BlockColors.Aqua});
						new Block(BlockIDs.Cube, pos += new float3(1, 0, 0))
							{Color = BlockColors.Blue, BlockGroup = group};
						new Block(BlockIDs.Cube, pos += new float3(1, 0, 0))
							{Color = BlockColors.Green, BlockGroup = group};
						new Block(BlockIDs.Cube, pos + new float3(1, 0, 0))
							{Color = BlockColors.Lime, BlockGroup = group};
					}).Build();

				CommandBuilder.Builder("placeCustomBlock", "Places a custom block, needs a custom catalog and assets.")
					.Action((float x, float y, float z) =>
					{
						Logging.CommandLog("Block placed: " +
						                   Block.PlaceNew((BlockIDs) 500, new float3(0, 0, 0)));
					}).Build();

				CommandBuilder.Builder("toggleTimeMode", "Enters or exits simulation.")
					.Action((float x, float y, float z) =>
					{
						Game.CurrentGame().ToggleTimeMode();
					}).Build();

				CommandBuilder.Builder("testColorBlock", "Tests coloring a block to default color")
					.Action(() => Player.LocalPlayer.GetBlockLookedAt().Color = BlockColors.Default).Build();
				CommandBuilder.Builder("testMaterialBlock", "Tests materialing a block to default material")
					.Action(() => Player.LocalPlayer.GetBlockLookedAt().Material = BlockMaterial.Default).Build();
				CommandBuilder.Builder("testGameName", "Tests changing the game name")
					.Action(() => Game.CurrentGame().Name = "Test").Build();
				CommandBuilder.Builder("makeBlockStatic", "Makes a block you look at static")
					.Action(() => Player.LocalPlayer.GetBlockLookedAt().Static = true).Build();

				Game.AddPersistentDebugInfo("InstalledMods", InstalledMods);
				/*Block.Placed += (sender, args) =>
					Logging.MetaDebugLog("Placed block " + args.Block);
				Block.Removed += (sender, args) =>
					Logging.MetaDebugLog("Removed block " + args.Block);*/
			}

			// dependency test
			if (Dependency.Hell("TechbloxScripting", new Version("0.0.1.0")))
			{
				Logging.LogWarning("You're in TechbloxScripting dependency hell");
			}
			else
			{
				Logging.Log("Compatible TechbloxScripting detected");
			}
			// Interface test
			/*Group uiGroup = new Group(new Rect(20, 20, 200, 500), "TechbloxModdingAPI_UITestGroup", true);
			var button = new Button("TEST");
			button.OnClick += (b, __) => { Logging.MetaDebugLog($"Click on {((Interface.IMGUI.Button)b).Name}");};
			var button2 = new Button("TEST2");
			button2.OnClick += (b, __) => { Logging.MetaDebugLog($"Click on {((Interface.IMGUI.Button)b).Name}");};
			Text uiText = new Text("<Input!>", multiline: true);
			uiText.OnEdit += (t, txt) => { Logging.MetaDebugLog($"Text in {((Text)t).Name} is now '{txt}'"); };
			Label uiLabel = new Label("Label!");
			Image uiImg = new Image(name:"Behold this texture!");
			uiImg.Enabled = false;
			uiGroup.AddElement(button);
			uiGroup.AddElement(button2);
			uiGroup.AddElement(uiText);
			uiGroup.AddElement(uiLabel);
			uiGroup.AddElement(uiImg);*/

			/*Addressables.LoadAssetAsync<Texture2D>("Assets/Art/Textures/UI/FrontEndMap/RCX_Blue_Background_5k.jpg")
					.Completed +=
				handle =>
				{
					uiImg.Texture = handle.Result;
					uiImg.Enabled = true;
					Logging.MetaDebugLog($"Got blue bg asset {handle.Result}");
				};*/
            
            /*((FasterList<GuiInputMap.GuiInputMapElement>)AccessTools.Property(typeof(GuiInputMap), "GuiInputsButtonDown").GetValue(null))
	            .Add(new GuiInputMap.GuiInputMapElement(RewiredConsts.Action.ToggleCommandLine, GuiIn))*/

            /*Game.Enter += (sender, e) =>
            {
	            ushort lastKey = ushort.MaxValue;
	            foreach (var kv in FullGameFields._dataDb.GetValues<CubeListData>()
	                .OrderBy(kv=>ushort.Parse(kv.Key)))
	            {
	                var data = (CubeListData) kv.Value;
	                ushort currentKey = ushort.Parse(kv.Key);
	                var toReplace = new Dictionary<string, string>
	                {
		                {"Scalable", ""}, {"Qtr", "Quarter"}, {"RNeg", "Rounded Negative"},
		                {"Neg", "Negative"}, {"Tetra", "Tetrahedron"},
		                {"RWedge", "Rounded Wedge"}, {"RTetra", "Rounded Tetrahedron"}
	                };
	                string name = LocalizationService.Localize(data.CubeNameKey).Split(' ').Select(str =>
			                str.Length > 0 ? char.ToUpper(str[0]) + str.Substring(1) : str).Aggregate((a, b) => a + b)
		                .Replace("-", "");
	                foreach (var rkv in toReplace)
	                {
		                name = Regex.Replace(name, rkv.Key + "([A-Z]|$)", rkv.Value + "$1");
	                }
	                Console.WriteLine($"{name}{(currentKey != lastKey + 1 ? $" = {currentKey}" : "")},");
	                lastKey = currentKey;
	            }
            };*/
            /*Game.Enter += (sender, e) =>
            {
	            ushort lastKey = ushort.MaxValue;
	            Console.WriteLine("Materials:\n" + FullGameFields._dataDb.GetValues<MaterialPropertiesData>()
		            .OrderBy(kv => ushort.Parse(kv.Key))
		            .Select(kv =>
		            {
			            ushort currentKey = ushort.Parse(kv.Key);
			            string result = $"{((MaterialPropertiesData)kv.Value).Name}{(currentKey != lastKey + 1 ? $" = {kv.Key}" : "")},";
			            lastKey = currentKey;
			            return result;
		            })
		            .Aggregate((a, b) => a + "\n" + b));
            };*/

            CommandBuilder.Builder("takeScreenshot", "Enables the screenshot taker")
	            .Action(() =>
	            {
		            Game.CurrentGame().EnableScreenshotTaker();
	            }).Build();

            CommandBuilder.Builder("testPositionDefault", "Tests the Block.Position property's default value.")
	            .Action(() =>
	            {
		            IEnumerator<TaskContract> Loop()
		            {
			            for (int i = 0; i < 2; i++)
			            {
				            Console.WriteLine("A");
				            var block = Block.PlaceNew(BlockIDs.Cube, 1);
				            Console.WriteLine("B");
				            while (!block.Exists)
					            yield return Yield.It;
				            Console.WriteLine("C");
				            block.Remove();
				            Console.WriteLine("D");
				            while (block.Exists)
					            yield return Yield.It;
				            Console.WriteLine("E - Pos: " + block.Position);
				            block.Position = 4;
				            Console.WriteLine("F - Pos: " + block.Position);
			            }
		            }

		            Loop().RunOn(Scheduler.leanRunner);
	            }).Build();

            CommandBuilder.Builder("importAssetBundle")
	            .Action(() =>
	            {
		            Logging.CommandLog("Importing asset bundle...");
		            var ab = AssetBundle.LoadFromFile(
			            @"filepath");
		            Logging.CommandLog("Imported asset bundle: " + ab);
		            var assets = ab.LoadAllAssets();
		            Logging.CommandLog("Loaded " + assets.Length + " assets");
		            foreach (var asset in assets)
		            {
			            Logging.CommandLog(asset);
		            }
	            }).Build();
#if TEST
			TestRoot.RunTests();
#endif
		}

		private string modsString;
        private string InstalledMods()
        {
	        if (modsString != null) return modsString;
	        StringBuilder sb = new StringBuilder("Installed mods:");
	        foreach (var plugin in PluginManager.Plugins)
		        sb.Append("\n" + plugin.Name + " - " + plugin.Version);
	        return modsString = sb.ToString();
        }

        [HarmonyPatch]
        public class MinimumSpecsPatch
        {
	        public static bool Prefix(ref bool __result)
	        {
		        __result = true;
		        return false;
	        }

	        public static MethodInfo TargetMethod()
	        {
		        return ((Func<bool>) MinimumSpecsCheck.CheckRequirementsMet).Method;
	        }
        }
    }
#endif
}