/*
 * Copyright (c) 2010-2013 OTClient <https://github.com/edubart/otclient>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef __DATABASE_MYSQL__
#define __DATABASE_MYSQL__

#include "database.h"

#include <framework/global.h>

#ifdef WINDOWS
    #include <winsock2.h>
#endif

#include <mysql/mysql.h>

class DatabaseMySQL : public Database
{
    public:
        DatabaseMySQL();
        virtual ~DatabaseMySQL();

        virtual void connect(const std::string& host, const std::string& user, const std::string& pass,
                     const std::string& db, uint16 port, const std::string& unix_socket = "");

        virtual bool beginTransaction();
        virtual bool rollback();
        virtual bool commit();

        virtual bool executeQuery(const std::string& query);
        virtual DBResultPtr storeQuery(const std::string& query);

        virtual std::string escapeString(const std::string &s);
        virtual std::string escapeBlob(const char* s, uint32 length);

        virtual uint64 getLastInsertedRowID();
        virtual Fw::DatabaseEngine getDatabaseEngine() {return Fw::DatabaseMySQL;}

    protected:
        bool handleError();
        bool internalExecuteQuery(const std::string &query);

        MYSQL* m_handle;
};

class MySQLResult : public DBResult
{
    friend class DatabaseMySQL;
    public:
        virtual int32 getDataInt(const std::string& s);
        virtual int64 getDataLong(const std::string& s);
        virtual std::string getDataString(const std::string& s);
        virtual const char* getDataStream(const std::string& s, uint64& size);

        virtual void free();
        virtual bool next();
        virtual int getRowCount() { return mysql_num_rows(m_resultHandle); }

    protected:
        MySQLResult(MYSQL_RES* result);
        virtual ~MySQLResult();

        typedef std::map<const std::string, uint32> listNames_t;
        listNames_t m_listNames;

        MYSQL_RES* m_resultHandle;
        MYSQL_ROW m_row;
};

#endif