/// <summary>
/// 和新的列表比对，筛选出需要更新的内容和需要删除的内容
/// </summary>
/// <param name="newLst"></param>
/// <returns></returns>
public void Comparison(UpdateList newLst , out UpdateList needUpdate , out UpdateList needDelete)
{
needUpdate = new UpdateList(this.path);
needDelete = new UpdateList(string.Empty);
UpdateListField oldField;
foreach (UpdateListField newField in newLst)
{
oldField = this.FindPk(newField.Path);
if (oldField != null)
{
if (oldField.MD5 != newField.MD5)
{
needUpdate.Append(newField);
}
}else
{
needUpdate.Append(newField);
}
}
foreach(UpdateListField old in this)
{
if(newLst.FindPk(old.Path) == null && old.Path != "/" + UpdateList.FILE_NAME)
{
needDelete.Append(old);
}
}
}
/// <summary>
/// 编译列表文件
/// </summary>
/// <param name="path">路径</param>
protected static void BuildListFile(string path)
{
UpdateList lst = new UpdateList(path);
IDirectory directory = CatLib.IO.IO.MakeDirectory(path);
directory.Walk((file)=>{
if (!file.Name.EndsWith(".meta"))
{
string fullName = file.FileInfo.FullName.Standard();
string assetName = fullName.Substring(path.Length);
lst.Append(assetName, MD5.ParseFile(file.FileInfo), file.FileInfo.Length);
}
}, SearchOption.AllDirectories);
lst.Save();
}
/// <summary>
/// 获取文件更新列表
/// </summary>
/// <returns></returns>
protected IEnumerator UpdateList(string resUrl)
{
base.Event.Trigger(AutoUpdateEvents.ON_UPDATE_START);
resUrl = resUrl + "/" + Env.PlatformToName(Env.SwitchPlatform);
UnityWebRequest request = UnityWebRequest.Get(resUrl + "/" + UpdateSystem.UpdateList.FILE_NAME);
yield return request.Send();
if (request.isError || request.responseCode != 200)
{
this.isUpdate = false;
base.Event.Trigger(AutoUpdateEvents.ON_UPDATE_LIST_FAILED);
yield break;
}
base.Event.Trigger(AutoUpdateEvents.ON_SCANNING_DISK_FILE_HASH_START);
var newLst = new UpdateList(request).SetPath(Env.AssetPath);
UpdateList oldLst = new UpdateList(Env.AssetPath);
IO.AssetPath.Create();
IO.AssetPath.Walk((file) => {
if (!file.FileInfo.FullName.Standard().EndsWith(".meta"))
{
string fullName = file.FileInfo.FullName.Standard();
string assetName = fullName.Substring(Env.AssetPath.Length);
oldLst.Append(assetName, MD5.ParseFile(file.FileInfo), file.FileInfo.Length);
}
});
base.Event.Trigger(AutoUpdateEvents.ON_SCANNING_DISK_FILE_HASH_END);
UpdateList needUpdateLst, needDeleteLst;
oldLst.Comparison(newLst, out needUpdateLst, out needDeleteLst);
yield return this.DeleteOldAsset(needDeleteLst);
yield return this.UpdateAssetFromUrl(needUpdateLst, resUrl);
newLst.Save();
base.Event.Trigger(AutoUpdateEvents.ON_UPDATE_COMPLETE);
}