/// <summary>
/// 递归复制文件夹集
/// </summary>
/// <param name="list">集合</param>
/// <param name="FileID">老文件夹ID</param>
/// <param name="newFileID">新文件夹ID</param>
/// <param name="oldParentIDs">老文件夹父级IDs</param>
/// <param name="newParentIDs">新文件夹父级IDs</param>
void ForeachCopyFile(List<OS_Files> list, string FileID, string newFileID, string oldParentIDs, string newParentIDs)
{
var v = list.Where(p => p.ParentID == new Guid(FileID));
foreach (var _v in v)
{
OS_Files model = new OS_Files();
model.ID = Guid.NewGuid();
model.Name = _v.Name;
model.ParentID = new Guid(newFileID);
model.ParentIDs = _v.ParentIDs.Replace(oldParentIDs, newParentIDs) + newFileID + "|";
model.state = 0;
model.ModifiedDate = model.CreatedDate = DateTime.Now;
db.OS_Files.Add(model);
ForeachCopyFile(list, _v.ID.ToString(), model.ID.ToString(), _v.ParentIDs, model.ParentIDs);
}
}
