/* Copyright (C) 2014-2017 Tal Aloni <tal.aloni.il@gmail.com>. All rights reserved.
 * 
 * You can redistribute this program and/or modify it under the terms of
 * the GNU Lesser Public License as published by the Free Software Foundation,
 * either version 3 of the License, or (at your option) any later version.
 */
using System;
using System.Collections.Generic;
using SMBLibrary.SMB1;
using Utilities;

namespace SMBLibrary.SMB1
{
    public class SetInformationHelper
    {
        public static FileInformation ToFileInformation(SetInformation information)
        {
            if (information is SetFileBasicInfo)
            {
                SetFileBasicInfo basicInfo = (SetFileBasicInfo)information;
                FileBasicInformation fileBasicInfo = new FileBasicInformation();
                fileBasicInfo.CreationTime = basicInfo.CreationTime;
                fileBasicInfo.LastAccessTime = basicInfo.LastAccessTime;
                fileBasicInfo.LastWriteTime = basicInfo.LastWriteTime;
                fileBasicInfo.ChangeTime = basicInfo.LastChangeTime;
                fileBasicInfo.FileAttributes = (FileAttributes)basicInfo.ExtFileAttributes;
                fileBasicInfo.Reserved = basicInfo.Reserved;
                return fileBasicInfo;
            }
            else if (information is SetFileDispositionInfo)
            {
                FileDispositionInformation fileDispositionInfo = new FileDispositionInformation();
                fileDispositionInfo.DeletePending = ((SetFileDispositionInfo)information).DeletePending;
                return fileDispositionInfo;
            }
            else if (information is SetFileAllocationInfo)
            {
                // This information level is used to set the file length in bytes.
                // Note: the input will NOT be a multiple of the cluster size / bytes per sector.
                FileAllocationInformation fileAllocationInfo = new FileAllocationInformation();
                fileAllocationInfo.AllocationSize = ((SetFileAllocationInfo)information).AllocationSize;
                return fileAllocationInfo;
            }
            else if (information is SetFileEndOfFileInfo)
            {
                FileEndOfFileInformation fileEndOfFileInfo = new FileEndOfFileInformation();
                fileEndOfFileInfo.EndOfFile = ((SetFileEndOfFileInfo)information).EndOfFile;
                return fileEndOfFileInfo;
            }
            else
            {
                throw new NotImplementedException();
            }
        }
    }
}