launch部分的修改(重复检验下载的bytes的问题)

yyl

2025-05-20 ad754b0ed9a65f2ca8d705210beab9b055fe2664

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;
using LaunchCommon;
 
 
    public class DownLoadAndDiscompressTask : Singleton<DownLoadAndDiscompressTask>
 
    {
        public const int BYTE_PER_KILOBYTE = 1024;
 
        public float progress { get { return Mathf.Clamp01((float)DownloadMgr.Instance.DownloadedBytes / totalSize); } }
 
        List<AssetVersion> tasks = new List<AssetVersion>();
        public bool isDone { get { return step == Step.Completed; } }
        public int totalSize { get; private set; }
        public int totalCount { get; private set; }
 
        public event Action<Step> downLoadStepChangeEvent;
 
        Action downLoadOkCallBack;
 
        Step m_Step = Step.None;
        public Step step
        {
            get { return m_Step; }
            set
            {
                if (m_Step != value)
                {
                    m_Step = value;
 
                    if (downLoadStepChangeEvent != null)
                    {
                        downLoadStepChangeEvent(m_Step);
                    }
                }
            }
        }
 
        public void Prepare(List<AssetVersion> _downLoadTasks, Action _downLoadOkCallBack)
        {
            tasks = _downLoadTasks;
            downLoadOkCallBack = _downLoadOkCallBack;
 
            totalCount = tasks.Count;
            step = Step.DownLoadPrepared;
            totalSize = 0;
 
            for (int i = 0; i < tasks.Count; i++)
            {
                var task = tasks[i];
                totalSize += task.size;
            }
 
            StartDownLoad();
 
        }
 
        public void StartDownLoad()
        {
            step = Step.DownLoad;
            DownloadMgr.Instance.StartCoroutine(Co_StartDownLoad());
 
        }
 
        IEnumerator Co_StartDownLoad()
        {
            int downLoadTryCount = 0;
            List<bool> checkDownFile = new List<bool>();
            while (tasks.Count > 0)
            {
                DownloadMgr.MaxDownLoadTask = 10;
                DownloadMgr.Instance.Prepare();
                for (int i = 0; i < tasks.Count; i++)
                {
                    var assetVersion = tasks[i];
                    var remoteURL = StringUtility.Contact(LocalResManager.Instance.versionInfo.GetResourcesURL(VersionConfigEx.Get().branch), LocalResManager.fixPath, "/", assetVersion.relativePath);
                    var localURL = StringUtility.Contact(LocalResManager.Instance.ExternalStorePath, assetVersion.relativePath);
                    DownloadMgr.Instance.AddTask(new DownloadTask(remoteURL, localURL));
                }
 
                DownloadMgr.Instance.Begin();
 
                while (!DownloadMgr.Instance.IsFinished)
                {
                    yield return null;
                }
 
                checkDownFile = new List<bool>();
                //检查下载完成后的文件是否有效
                var filledTasks = new List<AssetVersion>();//无效的文件
                for (int i = 0; i < tasks.Count; i++)
                {
                    var assetVersion = tasks[i];
                    var correctFile = assetVersion.CheckLocalFileValid(checkDownFile);
                    if (correctFile)
                        assetVersion.localValid = true;
                    else
                        filledTasks.Add(assetVersion);
                }
                
                if (filledTasks.Count > 0)
                {
                    //文件大小或者MD5不对，1. cdn资源确实错误  2.cdn推送过程中 文件不匹配
                    //需要重新下载LogicVersion文件
                    if (checkDownFile.Count > 0)
                    {
                        downLoadTryCount++;
                    }
                    Debug.LogErrorFormat("资源下载完后有{0}个文件无效({1})，重新开始下载", filledTasks.Count, filledTasks[0].fileName);
 
                }
                tasks = filledTasks;
                if (downLoadTryCount >= 1)
                {
                    LocalResManager.step = LocalResManager.LoadDllStep.PrepareDownLoad;
                    break;
                }
            }
 
            if (downLoadTryCount >= 1)
            {
                Debug.LogError("logic资源下载失败，警告提示，退出协程");
                LocalResManager.downLoadCount++;
                yield break;
            }
 
            Debug.Log("资源全部下载完成");
 
            step = Step.Completed;
 
            if (downLoadOkCallBack != null)
            {
                downLoadOkCallBack();
                downLoadOkCallBack = null;
            }
 
        }
 
        public enum Step
        {
            None,
            DownLoadPrepared,
            DownLoad,
            Completed,
        }
 
    }