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

namespace SLSUtilities.General
{
    public class Timer
    {
        public float duration;
        public float currentTime;
        public bool isInfinite;
        public float Percentage => duration > 0 ? Mathf.Clamp01(currentTime / duration) : 1f;
        public virtual bool IsCompleted => currentTime >= duration;

        public List<PrioritizedAction> onComplete;
        
        public Timer(float duration, bool isInfinite = false)
        {
            this.duration = duration;
            this.isInfinite = isInfinite;
            currentTime = 0f;
            onComplete = new List<PrioritizedAction>();
        }
        
        public virtual void Update(float deltaTime)
        {
            if (!IsCompleted)
            {
                currentTime += deltaTime;
            }
            else
            {
                if (!isInfinite)
                {
                    onComplete.Invoke();
                    onComplete.Clear(); // 确保只调用一次
                }
                else
                {
                    onComplete.Invoke();
                    Reset();
                }
            }
        }
        
        public virtual void Reset(float newDuration = -1f)
        {
            currentTime = 0f;
            if(newDuration >= 0f)
            {
                duration = newDuration;
            }
        }
    }
}