using UnityEngine;
using System.Collections;

namespace Engine.CLoader
{
    /// <summary>资源加载对象</summary>
    public class CLoaderAB
    {

        /// <summary>下载对象</summary>
        private WWW loader3W = null;
        /// <summary>是否下载完成</summary>
        public bool IsLoadComplete = false;
        /// <summary>下载进度，例如进度是10%返回值是10</summary>
        public int LoadProgress = 0;
        /// <summary>是否下载中</summary>
        public bool IsLoadIng = false;
        /// <summary>加载的资源名称</summary>
        public string assetsName = string.Empty;

        /// <summary>开始下载</summary>
        public CLoaderAB(){ }
        
        /// <summary>开始下载</summary>
        public void StartLoad(string path, string name)
        {
            assetsName = name;
            IsLoadIng = true;
            CDebug.Log(path);
            loader3W = new WWW(path);
        }

        public AssetBundle assetsBundle
        {
            get
            {
                return loader3W.assetBundle;
            }
        }

        /// <summary>帧函数</summary>
        public void OnUpdate()
        {
            if (loader3W == null)
            { return; }

            if(loader3W.isDone)
            {
                //下载完成后的第二帧修改完成 标记
                if (LoadProgress == 100)
                {
                    IsLoadComplete = true;
                }
                LoadProgress = 100;
            }
            else
            {
                LoadProgress = (int)(loader3W.progress * 100);
            }
        }

        /// <summary>重置函数</summary>
        public void Reset()
        {
            loader3W = null;
            IsLoadComplete = false;
            LoadProgress = 0;
            IsLoadIng = false;
        }
    }
}