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


public class DownLoadAssetTask : LaunchTask
{
    public override float expectTime
    {
        get { return LocalSave.GetFloat("DownLoadAssetTask_ExpectTime", 3f); }
        protected set { LocalSave.SetFloat("DownLoadAssetTask_ExpectTime", value); }
    }

    public override void Begin()
    {
        LaunchInHot.m_CurrentStage = LaunchStage.DownLoad;
        outTime = 9999f;
        duration = Mathf.Max(0.5f, expectTime);
        if (VersionUtility.Instance.NeedDownAsset())
        {
            if (!AssetVersionUtility.priorAssetDownLoadDone)
            {
                AssetVersionUtility.BeginDownLoadTask(true);
                done = false;
                progress = 0f;
            }
            else
            {
                done = true;
            }

        }
        else
        {
            done = true;
        }
    }

    public override void End()
    {
        expectTime = timer;
        Debug.LogFormat("{0}执行时长：{1}；", this.GetType().Name, timer);
        if (!AssetVersionUtility.unPriorAssetDownLoadDone)
        {
            AssetVersionUtility.BeginDownLoadTask(false);
        }
    }

    public override void Update()
    {
        if (done)
        {
            return;
        }

        timer += Time.deltaTime;
        if (!AssetVersionUtility.priorAssetDownLoadDone)
        {
            done = false;
            progress = 0f;
        }
        else
        {
            done = true;
        }

        ExceptionReport();
    }

}