using System.Collections;
using System.Collections.Generic;
using AYellowpaper.SerializedCollections;
using BITFALL.Entities.Equipment;
using BITKit.Animations;
using UnityEngine;

namespace BITKit.Entities.Animation
{
	public sealed class EntitiesAnimationController : EntityComponent
	{
		[SerializeField] private UnityAnimator unityAnimator;
		[SerializeField] private SerializedDictionary<string, RuntimeAnimatorController> animatorControllers;
		[Inject]
		private IEntityEquipment _entityEquipment;
		
		private RuntimeAnimatorController _initialRuntimeAnimatorController;

		private readonly DoubleBuffer<RuntimeAnimatorController> _runtimeAnimatorControllerBuffer = new();
		public override void OnAwake()
		{
			base.OnAwake();
			_entityEquipment.OnEquip += OnEquip;
			_initialRuntimeAnimatorController = unityAnimator.animator.runtimeAnimatorController;
		}

		public override void OnLateUpdate(float deltaTime)
		{
			if(_runtimeAnimatorControllerBuffer.TryGetRelease(out var controller))
			{
				unityAnimator.animator.runtimeAnimatorController = controller;
			}
		}

		private void OnEquip(IBasicItem obj)
		{
			if(animatorControllers.TryGetValue(obj.AddressablePath, out var controller))
			{
				_runtimeAnimatorControllerBuffer.Release(controller);
			}
			else
			{
				_runtimeAnimatorControllerBuffer.Release(_initialRuntimeAnimatorController);
			}
		}
	}

}