/*
 * This file is a part of Winix
 * and is not publicly distributed
 * 
 * Copyright (c) 2011, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#ifndef headerfile_winix_functions_sort
#define headerfile_winix_functions_sort

#include "functionbase.h"



namespace Fun
{


class Sort : public FunctionBase
{
public:

	Sort();
	bool HasAccess();
	void MakeGet();
	void MakePost();


private:
	
	DbItemQuery iq;
	std::vector<size_t> item_tab; // indexes to cur->request->item_tab

	struct SortPair
	{
		long id;
		int  sort_index;
	};

	std::vector<SortPair> item_tab2; // from post table

	// for sorting item_tab
	struct SortHelper
	{
		Sort * psort;

		SortHelper(Sort * s) : psort(s) {}
		bool operator()(size_t t1, size_t t2);
	};

	// for sorting item_tab2
	static bool SortFun2(const SortPair & s1, const SortPair & s2);

	void GetDirContent();
	void CreateItemTab();
	void CreateItemTab2();
	void UpdateSortIndex(Item & item, int sort_index);
	void UpdateSortIndexes();
};


} // namespace

#endif