/*
 * Copyright (C) Ascensio System SIA, 2009-2026
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation, together with the
 * additional terms provided in the LICENSE file.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
 * details, see the GNU AGPL at: https://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA by email at info@onlyoffice.com
 * or by postal mail at 20A-6 Ernesta Birznieka-Upisha Street, Riga,
 * LV-1050, Latvia, European Union.
 *
 * The interactive user interfaces in modified versions of the Program
 * are required to display Appropriate Legal Notices in accordance with
 * Section 5 of the GNU AGPL version 3.
 *
 * No trademark rights are granted under this License.
 *
 * All non-code elements of the Product, including illustrations,
 * icon sets, and technical writing content, are licensed under the
 * Creative Commons Attribution-ShareAlike 4.0 International License:
 * https://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 * This license applies only to such non-code elements and does not
 * modify or replace the licensing terms applicable to the Program's
 * source code, which remains licensed under the GNU Affero General
 * Public License v3.
 *
 * SPDX-License-Identifier: AGPL-3.0-only
 */
#include "StreamWriter.h"

namespace NSFile
{
	CStreamWriter::CStreamWriter(size_t bufferSize)
	{
		m_lSize = bufferSize;
		m_pData = (wchar_t*)malloc(bufferSize * sizeof(wchar_t));

		m_lSizeCur = 0;
		m_pDataCur = m_pData;
	}

	void CStreamWriter::AddSize(size_t nSize)
	{
		if ((m_lSizeCur + nSize) > m_lSize)
		{
			Flush();
			if ((m_lSizeCur + nSize) > m_lSize)
			{
				NSStringUtils::CStringBuilder::AddSize(nSize);
			}
		}
	}
	void CStreamWriter::CloseFile()
	{
		Flush();
		CFileBinary::CloseFile();
	}
	void CStreamWriter::Flush()
	{
		if (m_lSizeCur > 0)
		{
			CFileBinary::WriteStringUTF8(NSStringUtils::CStringBuilder::GetData());
		}
		m_lSizeCur = 0;
		m_pDataCur = m_pData;
	}
}