using System;

using RobocraftX.GUI.MyGamesScreen;
using RobocraftX.GUI;
using Svelto.ECS;

using GamecraftModdingAPI.Engines;
using GamecraftModdingAPI.Utility;

namespace GamecraftModdingAPI.App
{
	public class AppEngine : IFactoryEngine
    {
		public event EventHandler<MenuEventArgs> EnterMenu;

		public event EventHandler<MenuEventArgs> ExitMenu;

		public IEntityFactory Factory { set; private get; }

		public string Name => "GamecraftModdingAPIAppEngine";

		public bool isRemovable => false;

		public EntitiesDB entitiesDB { set; private get; }

		public void Dispose()
		{
			IsInMenu = false;
			ExceptionUtil.InvokeEvent(ExitMenu, this, new MenuEventArgs { });
		}

		public void Ready()
		{
			IsInMenu = true;
			ExceptionUtil.InvokeEvent(EnterMenu, this, new MenuEventArgs { });
		}

		// app functionality

		public bool IsInMenu
		{
			get;
			private set;
		} = false;

		public Game[] GetMyGames()
		{
			EntityCollection<MyGameDataEntityStruct> mgsevs = entitiesDB.QueryEntities<MyGameDataEntityStruct>(MyGamesScreenExclusiveGroups.MyGames);
			Game[] games = new Game[mgsevs.count];
			for (int i = 0; i < mgsevs.count; i++)
			{
				Utility.Logging.MetaDebugLog($"Found game named {mgsevs[i].GameName}");
				games[i] = new Game(mgsevs[i].ID);
			}
			return games;
		}
	}

    public struct MenuEventArgs
	{

	}
}