using System.Reflection;
using HarmonyLib;
using RobocraftX;
using RobocraftX.CR.MainGame;
using RobocraftX.FrontEnd;
using RobocraftX.StateSync;
using Svelto.ECS;
using Svelto.ECS.Schedulers;
using TechbloxModdingAPI.Commands;
using TechbloxModdingAPI.Utility;

namespace TechbloxModdingAPI.Engines
{
	[HarmonyPatch]
	static class GameLoadedTimeStoppedEnginePatch
	{
		public static void Postfix(StateSyncRegistrationHelper stateSyncReg)
		{
			// register all game engines, including deterministic
			GameEngineManager.RegisterEngines(stateSyncReg);
			// register command engines
			/*CommandLineCompositionRoot.Compose(contextHolder, stateSyncReg.enginesRoot, reloadGame, multiplayerParameters,
			    stateSyncReg); - uREPL C# compilation not supported anymore */
			CommandManager.RegisterEngines(stateSyncReg.enginesRoot);
		}

		public static MethodBase TargetMethod()
		{
			return AccessTools.Method(typeof(MainGameCompositionRoot), "DeterministicTimeStoppedCompose").MakeGenericMethod(typeof(object));
		}
	}
	
	[HarmonyPatch]
	static class GameLoadedTimeRunningEnginePatch
	{
		public static void Postfix(StateSyncRegistrationHelper stateSyncReg)
		{
			GameEngineManager.RegisterEngines(stateSyncReg);
			CommandManager.RegisterEngines(stateSyncReg.enginesRoot);
		}

		public static MethodBase TargetMethod()
		{
			return AccessTools.Method(typeof(MainGameCompositionRoot), "DeterministicTimeRunningCompose").MakeGenericMethod(typeof(object));
		}
	}

	[HarmonyPatch]
	static class GameReloadedPatch
	{
		internal static bool IsReload;
		public static void Prefix() => IsReload = true;
		public static MethodBase TargetMethod() => AccessTools.Method(typeof(FullGameCompositionRoot), "ReloadGame");
	}

	[HarmonyPatch]
	static class GameSwitchedToPatch
	{
		public static void Prefix() => GameReloadedPatch.IsReload = false;
		public static MethodBase TargetMethod() => AccessTools.Method(typeof(FullGameCompositionRoot), "SwitchToGame");
	}

	[HarmonyPatch]
	static class MenuSwitchedToPatch
	{
		public static void Prefix() => GameReloadedPatch.IsReload = false;
		public static MethodBase TargetMethod() => AccessTools.Method(typeof(FullGameCompositionRoot), "SwitchToMenu");
	}
	
	[HarmonyPatch]
	class MenuLoadedEnginePatch
	{
		public static void Postfix(EnginesRoot enginesRoot)
		{
			// register menu engines
			MenuEngineManager.RegisterEngines(enginesRoot);
		}

		public static MethodBase TargetMethod()
		{
			return AccessTools.Method(typeof(FrontEndCompositionRoot), "Compose").MakeGenericMethod(typeof(object));
		}
	}
	
	[HarmonyPatch]
	class FullGameCreatedEnginePatch
	{
		public static void Postfix(FullGameCompositionRoot __instance)
		{
			FullGameFields.Init(__instance);
		}

		public static MethodBase TargetMethod()
		{
			return AccessTools.DeclaredConstructor(typeof(FullGameCompositionRoot));
		}
	}
}