using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using FCoroRunnable = UnityEngine.Gonbest.MagicCube.FCoroRunnable;
using PathUtils = UnityEngine.Gonbest.MagicCube.PathUtils;
using FileUtils = UnityEngine.Gonbest.MagicCube.FileUtils;
using FWaitForMilliseconds = UnityEngine.Gonbest.MagicCube.FWaitForMilliseconds;
using UnityEngine;
using System.Collections;

namespace Thousandto.Launcher.Form
{
    /// <summary>
    /// 清理Cache
    /// </summary>
    public class FUnityCacheCleanupTask : FCoroRunnable
    {
        
        private string _unityCacheDir = "";
        private int _cacheCount = 0;
        private int _clearCount = 0;
        private bool _isRunning = false;

        public int CacheCount
        {
            get
            {
                return _cacheCount;
            }
        }

        public float ClearupProgress
        {
            get
            {
                if (_cacheCount <= 0)
                {
                    return 1;
                }
                else
                {
                    return ((float)_clearCount)/((float)_cacheCount);
                }
            }
        }

        public bool IsRunning { get { return _isRunning; } set { _isRunning = value; } }


        public override IEnumerator Run()
        {
            _unityCacheDir = PathUtils.Provider.AppPersistentPath + "/UnityCache/Shared";
            Debug.LogError("::::::" + _unityCacheDir);
            if (System.IO.Directory.Exists(_unityCacheDir))
            {
                var dirs = System.IO.Directory.GetDirectories(_unityCacheDir, "*.*", System.IO.SearchOption.AllDirectories);
                _cacheCount = dirs.Length;
                _clearCount = 0;
                for (int i = 0; i < _cacheCount; i++)
                {
                    try
                    {
                        FileUtils.DeleteDirectory(dirs[i]);
                    }
                    catch (Exception ex)
                    {
                        Debug.LogError("清理缓存资源失败! " + dirs[i]);
                        Debug.LogException(ex);
                    }
                    _clearCount++;
                    yield return new FWaitForMilliseconds(5);
                }
                _clearCount = _cacheCount;

            }
            _isRunning = false;
        }
    }
}