using System;
using System.Collections;
using System.Collections.Generic;
using System.Threading;
using Animancer;
using Cysharp.Threading.Tasks;
using Project.B.CharacterController;
using UnityEngine;

namespace Net.Project.B.Emoji
{
    public class PlayerAnimancerEmoji
    {
        private readonly IEmojiService<AnimationClip> _emojiService;
        private readonly ICharacterController _characterController;
        private readonly AnimancerComponent _animancerComponent;

        public PlayerAnimancerEmoji(IEmojiService<AnimationClip> emojiService, ICharacterController characterController, AnimancerComponent animancerComponent)
        {
            _emojiService = emojiService;
            _characterController = characterController;
            _animancerComponent = animancerComponent;

            _emojiService.OnPlayAsync+= OnPlayAsync;
        }

        private async UniTask OnPlayAsync(IEmojiData<AnimationClip> arg1, CancellationToken arg2)
        {
            var currentState = _characterController.CurrentState;
            
            _characterController.TransitionState<ICharacterStateAnimation>();

            var layer = _animancerComponent.Layers[_animancerComponent.Layers.Count+1];
            
            var task =  layer.Play(arg1.Clip);

            try
            {
                await task.WithCancellation(arg2);
            }
            catch (OperationCanceledException)
            {
            }

            layer.Stop();
            layer.Weight = 0;
            layer.DestroyStates();
            
            _characterController.TransitionState(currentState);
        }
    }

}