/*
 * Copyright (C) 2005-2011 MaNGOS <http://getmangos.com/>
 * Copyright (C) 2009-2011 MaNGOSZero <https://github.com/mangos/zero>
 * Copyright (C) 2011-2016 Nostalrius <https://nostalrius.org>
 * Copyright (C) 2016-2017 Elysium Project <https://github.com/elysium-project>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#ifndef FIELD_H
#define FIELD_H

#include "Common.h"

class Field
{
 public:

 enum DataTypes
 {
 DB_TYPE_UNKNOWN = 0x00,
 DB_TYPE_STRING = 0x01,
 DB_TYPE_INTEGER = 0x02,
 DB_TYPE_FLOAT = 0x03,
 DB_TYPE_BOOL = 0x04
 };

 Field() : mValue(NULL), mType(DB_TYPE_UNKNOWN) {}
 Field(const char* value, enum DataTypes type) : mValue(value), mType(type) {}

 ~Field() {}

 enum DataTypes GetType() const { return mType; }
 bool IsNULL() const { return mValue == NULL; }

 const char *GetString() const { return mValue; }
 std::string GetCppString() const
 {
 return mValue ? mValue : ""; // std::string s = 0 have undefine result in C++
 }
 float GetFloat() const { return mValue ? static_cast<float>(atof(mValue)) : 0.0f; }
 bool GetBool() const { return mValue ? atoi(mValue) > 0 : false; }
 int32 GetInt32() const { return mValue ? static_cast<int32>(atol(mValue)) : int32(0); }
 uint8 GetUInt8() const { return mValue ? static_cast<uint8>(atol(mValue)) : uint8(0); }
 uint16 GetUInt16() const { return mValue ? static_cast<uint16>(atol(mValue)) : uint16(0); }
 int16 GetInt16() const { return mValue ? static_cast<int16>(atol(mValue)) : int16(0); }
 uint32 GetUInt32() const { return mValue ? static_cast<uint32>(atol(mValue)) : uint32(0); }
 uint64 GetUInt64() const
 {
 uint64 value = 0;
 if(!mValue || sscanf(mValue,UI64FMTD,&value) == -1)
 return 0;

 return value;
 }

 void SetType(enum DataTypes type) { mType = type; }
 //no need for memory allocations to store resultset field strings
 //all we need is to cache pointers returned by different DBMS APIs
 void SetValue(const char* value) { mValue = value; };

 private:
 Field(Field const&);
 Field& operator=(Field const&);

 const char* mValue;
 enum DataTypes mType;
};
#endif