using UnityEngine;

namespace SK.Framework
{
    /// <summary>
    /// 序列事件链
    /// </summary>
    public class SequenceActionChain : AbstractActionChain
    {
        public SequenceActionChain() : base() { }
        public SequenceActionChain(MonoBehaviour executer) : base(executer) { }

        protected override void OnInvoke()
        {
            if(stopWhen != null && stopWhen.Invoke())
            {
                isCompleted = true;
            }
            else if (!IsPaused)
            {
                if (invokeList.Count > 0)
                {
                    if (invokeList[0].Invoke())
                    {
                        invokeList.RemoveAt(0);
                    }
                }
                isCompleted = invokeList.Count == 0;
            }
            if (isCompleted)
            {
                loops--;
                if (loops != 0)
                {
                    Reset();
                }
                else
                {
                    isCompleted = true;
                }
            }
        }

        protected override void OnReset()
        {
            IsPaused = false;
            for (int i = 0; i < cacheList.Count; i++)
            {
                cacheList[i].Reset();
                invokeList.Add(cacheList[i]);
            }
        }
    }
}