/*
 * (c) Copyright Ascensio System SIA 2010-2019
 *
 * 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. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * 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: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-12 Ernesta Birznieka-Upisha
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
#pragma once

#include "RecordFactory.h"

namespace DocFileFormat
{
	/// Regular containers are containers with Record children.
	/// There also is containers that only have a zipped XML payload.
	class RegularContainer: public Record
	{
	public: 
		RegularContainer() :	Record()
		{
		}

		virtual ~RegularContainer()
		{
			for (std::vector<Record*>::iterator iter = Children.begin(); iter != Children.end(); ++iter)
			{
				RELEASEOBJECT (*iter);
			}
		}

		RegularContainer (IBinaryReader* _reader, unsigned int size, unsigned int typeCode, unsigned int version, unsigned int instance) : Record (_reader, size, typeCode, version, instance)
		{
			unsigned int readSize = 0;
			unsigned int idx = 0;

			while ( readSize < this->BodySize )
			{
				Record* child = NULL;

				child = RecordFactory::ReadRecord( this->Reader, idx );

				if ( child != NULL )
				{
					this->Children.push_back( child );
					child->_ParentRecord = this;

					readSize += child->GetTotalSize();

					idx++;
				}
				else
				{
					readSize += this->BodySize;
				}
			}
		}

		/// Finds the first child of the given type.
		template<class T> T* FirstChildWithType() const
		{
			T* firstChildWithType = NULL;

			for ( size_t i = 0; i < this->Children.size(); ++i )
			{
				if ( (this->Children[i] != NULL) && (typeid(T) == typeid(*(this->Children[i]))) )
				{
					firstChildWithType = static_cast<T*>(this->Children[i]);

					break;
				}
			}

			return firstChildWithType;
		}

	public: 

		std::vector<Record*> Children;
	};
}