using Animancer;
using System;
using System.Collections.Generic;
using UnityEngine;

public class PlayerVisual : MonoBehaviour
{
   [SerializeField] NamedAnimancerComponent namedAnimancer;

    [SerializeField] private INFO _playerInfo;

    private AnimancerState _currentState;
    private readonly Queue<string> _animationQueue = new Queue<string>();

    private void PlayActionEventHandler(PlayActionEvent @event)
    {
        _currentState = namedAnimancer.TryPlay(@event.AnimationName);
    }

    public void InitHostPlayerEventDoneHandler()
    {
        namedAnimancer = GetComponentInChildren<NamedAnimancerComponent>();
        if(namedAnimancer == null)
        {
            BrewMonster.BMLogger.LogError("animancer == null");
            return;
        }
        var player = GetComponentInParent<CECPlayer>();
        if(player == null)
        {
            BrewMonster.BMLogger.LogError("player == null");
            return;
        }
        _playerInfo = player.GetPlayInfo();
        EventBus.SubscribeChannel<PlayActionEvent>(_playerInfo.cid, PlayActionEventHandler);
        EventBus.SubscribeChannel<QueueActionEvent>(_playerInfo.cid, QueueActionEventHandler);
    }

    private void QueueActionEventHandler(QueueActionEvent @event)
    {
        EnqueueAnimation(@event.AnimationName);
    }
    public void EnqueueAnimation(string animName)
    {
        _animationQueue.Enqueue(animName);
        if (!namedAnimancer.IsPlaying())
            PlayNext();
        else
        {
            _currentState.Events.OnEnd = PlayNext;
        }
    }

    private void PlayNext()
    {
        if (_animationQueue.Count == 0)
        {
            return;
        }

        string animName = _animationQueue.Dequeue();
        var state = namedAnimancer.TryPlay(animName);

        // Khi clip kết thúc thì gọi tiếp cái kế tiếp
        state.Events.OnEnd = PlayNext;
    }

    private void OnDestroy()
    {
        EventBus.UnsubscribeAllInChannel(_playerInfo.cid);
    }
    public bool IsAnimationExist(string animationName)
    {
        return namedAnimancer.States.TryGet("ActionName", out var existingState) ? true : false;
    }
}