using System;

using RobocraftX.Common.Input;
using RobocraftX.Players;
using Svelto.ECS;

using GamecraftModdingAPI.Utility;
using GamecraftModdingAPI.Engines;

namespace GamecraftModdingAPI.Input
{
	public class FakeInputEngine : IApiEngine
	{
		public string Name { get; } = "GamecraftModdingAPIFakeInputEngine";

		public EntitiesDB entitiesDB { set; private get; }

		public bool isRemovable => false;

		public bool IsReady = false;

		public void Dispose()
		{
			IsReady = false;
		}

		public void Ready()
		{
			IsReady = true;
		}

        public bool SendCustomInput(LocalInputEntityStruct input, uint playerID, bool remote = false)
		{
			EGID egid = new EGID(playerID, remote ? InputExclusiveGroups.RemotePlayers : InputExclusiveGroups.LocalPlayers);
			if (entitiesDB.Exists<LocalInputEntityStruct>(egid))
			{
				ref LocalInputEntityStruct ies = ref entitiesDB.QueryEntity<LocalInputEntityStruct>(egid);
				ies = input;
				return true;
			}
			else return false;
		}

		public LocalInputEntityStruct GetInput(uint playerID, bool remote = false)
		{
			EGID egid = new EGID(playerID, remote ? InputExclusiveGroups.RemotePlayers : InputExclusiveGroups.LocalPlayers);
			if (entitiesDB.Exists<LocalInputEntityStruct>(egid))
			{
				return entitiesDB.QueryEntity<LocalInputEntityStruct>(egid);
			}
			else return default(LocalInputEntityStruct);
		}

		public ref LocalInputEntityStruct GetInputRef(uint playerID, bool remote = false)
        {
            EGID egid = new EGID(playerID, remote ? InputExclusiveGroups.RemotePlayers : InputExclusiveGroups.LocalPlayers);
            return ref entitiesDB.QueryEntity<LocalInputEntityStruct>(egid);
        }

		public uint GetLocalPlayerID()
        {
            return LocalPlayerIDUtility.GetLocalPlayerID(entitiesDB);
        }
	}
}