/*
 * This file is a part of Winix
 * and is distributed under the 2-Clause BSD licence.
 * Author: Tomasz Sowa <t.sowa@ttmath.org>
 */

/* 
 * Copyright (c) 2008-2014, Tomasz Sowa
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */
 
#ifndef headerfile_winix_db_db
#define headerfile_winix_db_db

#include <vector>
#include <map>
#include <cstdio>
#include <ctime>
#include <cstring>
#include "dbbase.h"
#include "dbitemquery.h"
#include "dbitemcolumns.h"
#include "core/item.h"
#include "core/user.h"
#include "core/group.h"
#include "core/dircontainer.h"
#include "core/ugcontainer.h"


namespace Winix
{




class Db : public DbBase
{
public:

	// !! przerobic tak aby GetItem zwracalo wszystkie pozycja
	// !! GetFile tylko dla plikow
	// !! GetDir tylko dla katalogow
	// !! GetFile i GetDir beda uzywac GetItem
	
	Db() : item_cols(*this)
	{
	}


	bool  GetUserPass(const std::wstring & login, long & user_id, UserPass & up);
	Error AddUser(User & user, const UserPass & up);
	Error ChangeUserPass(long user_id, const UserPass & up);
	Error ChangeUserEnv(long user_id, const PT::Space & space);
	Error ChangeUserAdminEnv(long user_id, const PT::Space & space);
	Error ChangeUserStatus(long user_id, int status);
	Error ChangeUserEmail(long user_id, const std::wstring & email);
	Error ChangeUserLocale(long user_id, size_t locale_id);
	Error ChangeUserTimeZone(long user_id, size_t time_zone_id);
	Error RemoveUser(long user_id);

	Error AddItem(Item & item);
	Error EditItemById(Item & item, bool with_url = true);
	Error EditItemByUrl(Item & item, bool with_url = true);



	// !! nie zwracac zadnych kodow bledow?
	void GetItems(std::vector<Item> & item_tab, const DbItemQuery & item_query);
	void GetItems(std::vector<long> & item_tab, const DbItemQuery & item_query);
	Error GetItem(Item & item, const DbItemQuery & item_query);

	bool GetPriv(Item & item, long id);
	Error EditPrivById(Item & item, long id); // !! dlaczego tu nie ma const?
	Error EditParentUrlById(Item & item, long id);
	Error EditFileById(const Item & item, long id); // file_path, file_fs, file_type
	Error EditHasThumbById(bool has_thumb, long id);
	Error EditMetaById(const PT::Space & meta, long id);
	Error EditAdminMetaById(const PT::Space & meta, long id);

	Error DelDirById(long id);
	Error DelFileById(long file_id);
	Error DelSymlinkById(long symlink_id);

	Error EditSubjectById(Item & item, long id);


	Error DelItem(const Item & item);
	void GetDirs(DirContainer & dir_tab);
	void GetUsers(UGContainer<User> & user_tab);
	void GetGroups(UGContainer<Group> & group_tab);

	// !! nowy interfejs
	long Size(long parent_id, Item::Type type = Item::none);

	Error GetItemById(long item_id, Item & item);
	Error GetItem(long parent_id, const std::wstring & url, Item & item);
	Error EditLinkItem(long id, const std::wstring & link_to, int link_redirect);
	Error EditTemplateItemById(long id, const std::wstring & new_html_template);

	long GetItemId(long parent_id, const std::wstring & url, Item::Type type);
	long GetFileId(long parent_id, const std::wstring & url);
	long GetDirId(long parent_id, const std::wstring & url);

	Error AddHardLink(Item & item);
	Error EditSortIndexItemById(long id, int sort_index);
	


protected:

	DbTextStream query, query_create_url;
	std::wstring temp_url;
	Item dir_temp;
	Item get_item_temp;
	std::wstring iq_id_list;
	DbItemColumns item_cols;


	bool AddItemCreateUrlSubject(Item & item);
	
	Error AddItemIntoContent(Item & item);
	Error AddItemIntoItem(Item & item);
	
	Error EditItemInItem(Item & item, bool with_url);
	Error EditItemInContent(Item & item);
	Error EditItemGetIdsByUrl(Item & item);
	long GetContentId(long item_id);
	

	Error DelItemDelItem(long item_id, int type);
	Error DelItemDelContent(long content_id);
	
	Error IncrementContentRef(long content_id);
	Error DecrementContentRef(long content_id);

	void GetItemsQuerySelect(const DbItemQuery & iq, DbTextStream & query, bool skip_other_sel);
	void GetItemsQueryJoin(const DbItemQuery & iq, DbTextStream & query);
	void GetItemsQueryWhere(const DbItemQuery & iq, DbTextStream & query);
	void GetItemsQueryOrder(const DbItemQuery & iq, DbTextStream & query);
	void GetItemsQueryLimit(const DbItemQuery & iq, DbTextStream & query);
	PGresult * GetItemsQuery(const DbItemQuery & iq, DbTextStream & query, bool skip_other_sel = false);
	PGresult * GetItemsQuery(const DbItemQuery & iq, bool skip_other_sel = false);

};



} // namespace Winix


#endif